diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_adc.c b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_adc.c new file mode 100644 index 0000000000..8db0c2bc98 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_adc.c @@ -0,0 +1,660 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_adc.c + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief ADC LL module driver + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ +#if defined(USE_FULL_LL_DRIVER) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx_ll_adc.h" +#include "stm32l0xx_ll_bus.h" + +#ifdef USE_FULL_ASSERT + #include "stm32_assert.h" +#else + #define assert_param(expr) ((void)0U) +#endif + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (ADC1) + +/** @addtogroup ADC_LL ADC + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/** @addtogroup ADC_LL_Private_Constants + * @{ + */ + +/* Definitions of ADC hardware constraints delays */ +/* Note: Only ADC IP HW delays are defined in ADC LL driver driver, */ +/* not timeout values: */ +/* Timeout values for ADC operations are dependent to device clock */ +/* configuration (system clock versus ADC clock), */ +/* and therefore must be defined in user application. */ +/* Refer to @ref ADC_LL_EC_HW_DELAYS for description of ADC timeout */ +/* values definition. */ +/* Note: ADC timeout values are defined here in CPU cycles to be independent */ +/* of device clock setting. */ +/* In user application, ADC timeout values should be defined with */ +/* temporal values, in function of device clock settings. */ +/* Highest ratio CPU clock frequency vs ADC clock frequency: */ +/* - ADC clock from synchronous clock with AHB prescaler 512, */ +/* APB prescaler 16, ADC prescaler 4. */ +/* - ADC clock from asynchronous clock (HSI) with prescaler 1, */ +/* with highest ratio CPU clock frequency vs HSI clock frequency: */ +/* CPU clock frequency max 32MHz, HSI frequency 16MHz: ratio 2. */ +/* Unit: CPU cycles. */ +#define ADC_CLOCK_RATIO_VS_CPU_HIGHEST ((uint32_t) 512U * 16U * 4U) +#define ADC_TIMEOUT_DISABLE_CPU_CYCLES (ADC_CLOCK_RATIO_VS_CPU_HIGHEST * 1U) +#define ADC_TIMEOUT_STOP_CONVERSION_CPU_CYCLES (ADC_CLOCK_RATIO_VS_CPU_HIGHEST * 1U) + +/** + * @} + */ + +/* Private macros ------------------------------------------------------------*/ + +/** @addtogroup ADC_LL_Private_Macros + * @{ + */ + +/* Check of parameters for configuration of ADC hierarchical scope: */ +/* common to several ADC instances. */ +#define IS_LL_ADC_COMMON_CLOCK(__CLOCK__) \ + ( ((__CLOCK__) == LL_ADC_CLOCK_ASYNC_DIV1) \ + || ((__CLOCK__) == LL_ADC_CLOCK_ASYNC_DIV2) \ + || ((__CLOCK__) == LL_ADC_CLOCK_ASYNC_DIV4) \ + || ((__CLOCK__) == LL_ADC_CLOCK_ASYNC_DIV6) \ + || ((__CLOCK__) == LL_ADC_CLOCK_ASYNC_DIV8) \ + || ((__CLOCK__) == LL_ADC_CLOCK_ASYNC_DIV10) \ + || ((__CLOCK__) == LL_ADC_CLOCK_ASYNC_DIV12) \ + || ((__CLOCK__) == LL_ADC_CLOCK_ASYNC_DIV16) \ + || ((__CLOCK__) == LL_ADC_CLOCK_ASYNC_DIV32) \ + || ((__CLOCK__) == LL_ADC_CLOCK_ASYNC_DIV64) \ + || ((__CLOCK__) == LL_ADC_CLOCK_ASYNC_DIV128) \ + || ((__CLOCK__) == LL_ADC_CLOCK_ASYNC_DIV256) \ + ) + +#define IS_LL_ADC_CLOCK_FREQ_MODE(__CLOCK_FREQ_MODE__) \ + ( ((__CLOCK_FREQ_MODE__) == LL_ADC_CLOCK_FREQ_MODE_HIGH) \ + || ((__CLOCK_FREQ_MODE__) == LL_ADC_CLOCK_FREQ_MODE_LOW) \ + ) + +/* Check of parameters for configuration of ADC hierarchical scope: */ +/* ADC instance. */ +#define IS_LL_ADC_CLOCK(__CLOCK__) \ + ( ((__CLOCK__) == LL_ADC_CLOCK_SYNC_PCLK_DIV4) \ + || ((__CLOCK__) == LL_ADC_CLOCK_SYNC_PCLK_DIV2) \ + || ((__CLOCK__) == LL_ADC_CLOCK_SYNC_PCLK_DIV1) \ + || ((__CLOCK__) == LL_ADC_CLOCK_ASYNC) \ + ) + +#define IS_LL_ADC_RESOLUTION(__RESOLUTION__) \ + ( ((__RESOLUTION__) == LL_ADC_RESOLUTION_12B) \ + || ((__RESOLUTION__) == LL_ADC_RESOLUTION_10B) \ + || ((__RESOLUTION__) == LL_ADC_RESOLUTION_8B) \ + || ((__RESOLUTION__) == LL_ADC_RESOLUTION_6B) \ + ) + +#define IS_LL_ADC_DATA_ALIGN(__DATA_ALIGN__) \ + ( ((__DATA_ALIGN__) == LL_ADC_DATA_ALIGN_RIGHT) \ + || ((__DATA_ALIGN__) == LL_ADC_DATA_ALIGN_LEFT) \ + ) + +#define IS_LL_ADC_LOW_POWER(__LOW_POWER__) \ + ( ((__LOW_POWER__) == LL_ADC_LP_MODE_NONE) \ + || ((__LOW_POWER__) == LL_ADC_LP_AUTOWAIT) \ + || ((__LOW_POWER__) == LL_ADC_LP_AUTOPOWEROFF) \ + || ((__LOW_POWER__) == LL_ADC_LP_AUTOWAIT_AUTOPOWEROFF) \ + ) + +/* Check of parameters for configuration of ADC hierarchical scope: */ +/* ADC group regular */ +#define IS_LL_ADC_REG_TRIG_SOURCE(__REG_TRIG_SOURCE__) \ + ( ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_SOFTWARE) \ + || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM6_TRGO) \ + || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM21_CH2) \ + || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM2_TRGO) \ + || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM2_CH4) \ + || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM22_TRGO) \ + || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM2_CH3) \ + || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM3_TRGO) \ + || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_EXTI_LINE11) \ + ) + +#define IS_LL_ADC_REG_CONTINUOUS_MODE(__REG_CONTINUOUS_MODE__) \ + ( ((__REG_CONTINUOUS_MODE__) == LL_ADC_REG_CONV_SINGLE) \ + || ((__REG_CONTINUOUS_MODE__) == LL_ADC_REG_CONV_CONTINUOUS) \ + ) + +#define IS_LL_ADC_REG_DMA_TRANSFER(__REG_DMA_TRANSFER__) \ + ( ((__REG_DMA_TRANSFER__) == LL_ADC_REG_DMA_TRANSFER_NONE) \ + || ((__REG_DMA_TRANSFER__) == LL_ADC_REG_DMA_TRANSFER_LIMITED) \ + || ((__REG_DMA_TRANSFER__) == LL_ADC_REG_DMA_TRANSFER_UNLIMITED) \ + ) + +#define IS_LL_ADC_REG_OVR_DATA_BEHAVIOR(__REG_OVR_DATA_BEHAVIOR__) \ + ( ((__REG_OVR_DATA_BEHAVIOR__) == LL_ADC_REG_OVR_DATA_PRESERVED) \ + || ((__REG_OVR_DATA_BEHAVIOR__) == LL_ADC_REG_OVR_DATA_OVERWRITTEN) \ + ) + +#define IS_LL_ADC_REG_SEQ_SCAN_DISCONT_MODE(__REG_SEQ_DISCONT_MODE__) \ + ( ((__REG_SEQ_DISCONT_MODE__) == LL_ADC_REG_SEQ_DISCONT_DISABLE) \ + || ((__REG_SEQ_DISCONT_MODE__) == LL_ADC_REG_SEQ_DISCONT_1RANK) \ + ) + +/** + * @} + */ + + +/* Private function prototypes -----------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup ADC_LL_Exported_Functions + * @{ + */ + +/** @addtogroup ADC_LL_EF_Init + * @{ + */ + +/** + * @brief De-initialize registers of all ADC instances belonging to + * the same ADC common instance to their default reset values. + * @note This function is performing a hard reset, using high level + * clock source RCC ADC reset. + * @param ADCxy_COMMON ADC common instance + * (can be set directly from CMSIS definition or by using helper macro @ref __LL_ADC_COMMON_INSTANCE() ) + * @retval An ErrorStatus enumeration value: + * - SUCCESS: ADC common registers are de-initialized + * - ERROR: not applicable + */ +ErrorStatus LL_ADC_CommonDeInit(ADC_Common_TypeDef *ADCxy_COMMON) +{ + /* Check the parameters */ + assert_param(IS_ADC_COMMON_INSTANCE(ADCxy_COMMON)); + + /* Force reset of ADC clock (core clock) */ + LL_APB2_GRP1_ForceReset(LL_APB2_GRP1_PERIPH_ADC1); + + /* Release reset of ADC clock (core clock) */ + LL_APB2_GRP1_ReleaseReset(LL_APB2_GRP1_PERIPH_ADC1); + + return SUCCESS; +} + +/** + * @brief Initialize some features of ADC common parameters + * (all ADC instances belonging to the same ADC common instance) + * and multimode (for devices with several ADC instances available). + * @note The setting of ADC common parameters is conditioned to + * ADC instances state: + * All ADC instances belonging to the same ADC common instance + * must be disabled. + * @param ADCxy_COMMON ADC common instance + * (can be set directly from CMSIS definition or by using helper macro @ref __LL_ADC_COMMON_INSTANCE() ) + * @param ADC_CommonInitStruct Pointer to a @ref LL_ADC_CommonInitTypeDef structure + * @retval An ErrorStatus enumeration value: + * - SUCCESS: ADC common registers are initialized + * - ERROR: ADC common registers are not initialized + */ +ErrorStatus LL_ADC_CommonInit(ADC_Common_TypeDef *ADCxy_COMMON, LL_ADC_CommonInitTypeDef *ADC_CommonInitStruct) +{ + ErrorStatus status = SUCCESS; + + /* Check the parameters */ + assert_param(IS_ADC_COMMON_INSTANCE(ADCxy_COMMON)); + assert_param(IS_LL_ADC_COMMON_CLOCK(ADC_CommonInitStruct->CommonClock)); + + /* Note: Hardware constraint (refer to description of functions */ + /* "LL_ADC_SetCommonXXX()": */ + /* On this STM32 serie, setting of these features is conditioned to */ + /* ADC state: */ + /* All ADC instances of the ADC common group must be disabled. */ + if(__LL_ADC_IS_ENABLED_ALL_COMMON_INSTANCE(ADCxy_COMMON) == 0U) + { + /* Configuration of ADC hierarchical scope: */ + /* - common to several ADC */ + /* (all ADC instances belonging to the same ADC common instance) */ + /* - Set ADC clock (conversion clock) */ + LL_ADC_SetCommonClock(ADCxy_COMMON, ADC_CommonInitStruct->CommonClock); + } + else + { + /* Initialization error: One or several ADC instances belonging to */ + /* the same ADC common instance are not disabled. */ + status = ERROR; + } + + return status; +} + +/** + * @brief Set each @ref LL_ADC_CommonInitTypeDef field to default value. + * @param ADC_CommonInitStruct Pointer to a @ref LL_ADC_CommonInitTypeDef structure + * whose fields will be set to default values. + * @retval None + */ +void LL_ADC_CommonStructInit(LL_ADC_CommonInitTypeDef *ADC_CommonInitStruct) +{ + /* Set ADC_CommonInitStruct fields to default values */ + /* Set fields of ADC common */ + /* (all ADC instances belonging to the same ADC common instance) */ + ADC_CommonInitStruct->CommonClock = LL_ADC_CLOCK_ASYNC_DIV2; + +} + +/** + * @brief De-initialize registers of the selected ADC instance + * to their default reset values. + * @note To reset all ADC instances quickly (perform a hard reset), + * use function @ref LL_ADC_CommonDeInit(). + * @note If this functions returns error status, it means that ADC instance + * is in an unknown state. + * In this case, perform a hard reset using high level + * clock source RCC ADC reset. + * Refer to function @ref LL_ADC_CommonDeInit(). + * @param ADCx ADC instance + * @retval An ErrorStatus enumeration value: + * - SUCCESS: ADC registers are de-initialized + * - ERROR: ADC registers are not de-initialized + */ +ErrorStatus LL_ADC_DeInit(ADC_TypeDef *ADCx) +{ + ErrorStatus status = SUCCESS; + + __IO uint32_t timeout_cpu_cycles = 0U; + + /* Check the parameters */ + assert_param(IS_ADC_ALL_INSTANCE(ADCx)); + + /* Disable ADC instance if not already disabled. */ + if(LL_ADC_IsEnabled(ADCx) == 1U) + { + /* Set ADC group regular trigger source to SW start to ensure to not */ + /* have an external trigger event occurring during the conversion stop */ + /* ADC disable process. */ + LL_ADC_REG_SetTriggerSource(ADCx, LL_ADC_REG_TRIG_SOFTWARE); + + /* Stop potential ADC conversion on going on ADC group regular. */ + if(LL_ADC_REG_IsConversionOngoing(ADCx) != 0U) + { + if(LL_ADC_REG_IsStopConversionOngoing(ADCx) == 0U) + { + LL_ADC_REG_StopConversion(ADCx); + } + } + + /* Wait for ADC conversions are effectively stopped */ + timeout_cpu_cycles = ADC_TIMEOUT_STOP_CONVERSION_CPU_CYCLES; + while (LL_ADC_REG_IsStopConversionOngoing(ADCx) == 1U) + { + if(timeout_cpu_cycles-- == 0U) + { + /* Time-out error */ + status = ERROR; + } + } + + /* Disable the ADC instance */ + LL_ADC_Disable(ADCx); + + /* Wait for ADC instance is effectively disabled */ + timeout_cpu_cycles = ADC_TIMEOUT_DISABLE_CPU_CYCLES; + while (LL_ADC_IsDisableOngoing(ADCx) == 1U) + { + if(timeout_cpu_cycles-- == 0U) + { + /* Time-out error */ + status = ERROR; + } + } + } + + /* Check whether ADC state is compliant with expected state */ + if(READ_BIT(ADCx->CR, + ( ADC_CR_ADSTP | ADC_CR_ADSTART + | ADC_CR_ADDIS | ADC_CR_ADEN ) + ) + == 0U) + { + /* ========== Reset ADC registers ========== */ + /* Reset register IER */ + CLEAR_BIT(ADCx->IER, + ( LL_ADC_IT_ADRDY + | LL_ADC_IT_EOC + | LL_ADC_IT_EOS + | LL_ADC_IT_OVR + | LL_ADC_IT_EOSMP + | LL_ADC_IT_AWD1 ) + ); + + /* Reset register ISR */ + SET_BIT(ADCx->ISR, + ( LL_ADC_FLAG_ADRDY + | LL_ADC_FLAG_EOC + | LL_ADC_FLAG_EOS + | LL_ADC_FLAG_OVR + | LL_ADC_FLAG_EOSMP + | LL_ADC_FLAG_AWD1 ) + ); + + /* Reset register CR */ + /* Bits ADC_CR_ADCAL, ADC_CR_ADSTP, ADC_CR_ADSTART are in access mode */ + /* "read-set": no direct reset applicable. */ + CLEAR_BIT(ADCx->CR, ADC_CR_ADVREGEN); + + /* Reset register CFGR1 */ + CLEAR_BIT(ADCx->CFGR1, + ( ADC_CFGR1_AWDCH | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL | ADC_CFGR1_DISCEN + | ADC_CFGR1_AUTOFF | ADC_CFGR1_WAIT | ADC_CFGR1_CONT | ADC_CFGR1_OVRMOD + | ADC_CFGR1_EXTEN | ADC_CFGR1_EXTSEL | ADC_CFGR1_ALIGN | ADC_CFGR1_RES + | ADC_CFGR1_SCANDIR | ADC_CFGR1_DMACFG | ADC_CFGR1_DMAEN ) + ); + + /* Reset register CFGR2 */ + /* Note: Update of ADC clock mode is conditioned to ADC state disabled: */ + /* already done above. */ + CLEAR_BIT(ADCx->CFGR2, + ( ADC_CFGR2_CKMODE + | ADC_CFGR2_TOVS | ADC_CFGR2_OVSS | ADC_CFGR2_OVSR + | ADC_CFGR2_OVSE | ADC_CFGR2_CKMODE ) + ); + + /* Reset register SMPR */ + CLEAR_BIT(ADCx->SMPR, ADC_SMPR_SMP); + + /* Reset register TR */ + MODIFY_REG(ADCx->TR, ADC_TR_HT | ADC_TR_LT, ADC_TR_HT); + + /* Reset register CHSELR */ +#if defined(ADC_CCR_VLCDEN) + CLEAR_BIT(ADCx->CHSELR, + ( ADC_CHSELR_CHSEL18 | ADC_CHSELR_CHSEL17 | ADC_CHSELR_CHSEL16 + | ADC_CHSELR_CHSEL15 | ADC_CHSELR_CHSEL14 | ADC_CHSELR_CHSEL13 | ADC_CHSELR_CHSEL12 + | ADC_CHSELR_CHSEL11 | ADC_CHSELR_CHSEL10 | ADC_CHSELR_CHSEL9 | ADC_CHSELR_CHSEL8 + | ADC_CHSELR_CHSEL7 | ADC_CHSELR_CHSEL6 | ADC_CHSELR_CHSEL5 | ADC_CHSELR_CHSEL4 + | ADC_CHSELR_CHSEL3 | ADC_CHSELR_CHSEL2 | ADC_CHSELR_CHSEL1 | ADC_CHSELR_CHSEL0 ) + ); +#else + CLEAR_BIT(ADCx->CHSELR, + ( ADC_CHSELR_CHSEL18 | ADC_CHSELR_CHSEL17 + | ADC_CHSELR_CHSEL15 | ADC_CHSELR_CHSEL14 | ADC_CHSELR_CHSEL13 | ADC_CHSELR_CHSEL12 + | ADC_CHSELR_CHSEL11 | ADC_CHSELR_CHSEL10 | ADC_CHSELR_CHSEL9 | ADC_CHSELR_CHSEL8 + | ADC_CHSELR_CHSEL7 | ADC_CHSELR_CHSEL6 | ADC_CHSELR_CHSEL5 | ADC_CHSELR_CHSEL4 + | ADC_CHSELR_CHSEL3 | ADC_CHSELR_CHSEL2 | ADC_CHSELR_CHSEL1 | ADC_CHSELR_CHSEL0 ) + ); +#endif + + /* Reset register DR */ + /* bits in access mode read only, no direct reset applicable */ + + /* Reset register CALFACT */ + CLEAR_BIT(ADCx->CALFACT, ADC_CALFACT_CALFACT); + + } + else + { + /* ADC instance is in an unknown state */ + /* Need to performing a hard reset of ADC instance, using high level */ + /* clock source RCC ADC reset. */ + /* Caution: On this STM32 serie, if several ADC instances are available */ + /* on the selected device, RCC ADC reset will reset */ + /* all ADC instances belonging to the common ADC instance. */ + status = ERROR; + } + + return status; +} + +/** + * @brief Initialize some features of ADC instance. + * @note These parameters have an impact on ADC scope: ADC instance. + * Refer to corresponding unitary functions into + * @ref ADC_LL_EF_Configuration_ADC_Instance . + * @note The setting of these parameters by function @ref LL_ADC_Init() + * is conditioned to ADC state: + * ADC instance must be disabled. + * This condition is applied to all ADC features, for efficiency + * and compatibility over all STM32 families. However, the different + * features can be set under different ADC state conditions + * (setting possible with ADC enabled without conversion on going, + * ADC enabled with conversion on going, ...) + * Each feature can be updated afterwards with a unitary function + * and potentially with ADC in a different state than disabled, + * refer to description of each function for setting + * conditioned to ADC state. + * @note After using this function, some other features must be configured + * using LL unitary functions. + * The minimum configuration remaining to be done is: + * - Set ADC group regular sequencer: + * map channel on rank corresponding to channel number. + * Refer to function @ref LL_ADC_REG_SetSequencerChannels(); + * - Set ADC channel sampling time + * Refer to function LL_ADC_SetChannelSamplingTime(); + * @param ADCx ADC instance + * @param ADC_InitStruct Pointer to a @ref LL_ADC_REG_InitTypeDef structure + * @retval An ErrorStatus enumeration value: + * - SUCCESS: ADC registers are initialized + * - ERROR: ADC registers are not initialized + */ +ErrorStatus LL_ADC_Init(ADC_TypeDef *ADCx, LL_ADC_InitTypeDef *ADC_InitStruct) +{ + ErrorStatus status = SUCCESS; + + /* Check the parameters */ + assert_param(IS_ADC_ALL_INSTANCE(ADCx)); + + assert_param(IS_LL_ADC_CLOCK(ADC_InitStruct->Clock)); + assert_param(IS_LL_ADC_RESOLUTION(ADC_InitStruct->Resolution)); + assert_param(IS_LL_ADC_DATA_ALIGN(ADC_InitStruct->DataAlignment)); + assert_param(IS_LL_ADC_LOW_POWER(ADC_InitStruct->LowPowerMode)); + + /* Note: Hardware constraint (refer to description of this function): */ + /* ADC instance must be disabled. */ + if(LL_ADC_IsEnabled(ADCx) == 0U) + { + /* Configuration of ADC hierarchical scope: */ + /* - ADC instance */ + /* - Set ADC data resolution */ + /* - Set ADC conversion data alignment */ + /* - Set ADC low power mode */ + MODIFY_REG(ADCx->CFGR1, + ADC_CFGR1_RES + | ADC_CFGR1_ALIGN + | ADC_CFGR1_WAIT + | ADC_CFGR1_AUTOFF + , + ADC_InitStruct->Resolution + | ADC_InitStruct->DataAlignment + | ADC_InitStruct->LowPowerMode + ); + + } + else + { + /* Initialization error: ADC instance is not disabled. */ + status = ERROR; + } + return status; +} + +/** + * @brief Set each @ref LL_ADC_InitTypeDef field to default value. + * @param ADC_InitStruct Pointer to a @ref LL_ADC_InitTypeDef structure + * whose fields will be set to default values. + * @retval None + */ +void LL_ADC_StructInit(LL_ADC_InitTypeDef *ADC_InitStruct) +{ + /* Set ADC_InitStruct fields to default values */ + /* Set fields of ADC instance */ + ADC_InitStruct->Clock = LL_ADC_CLOCK_SYNC_PCLK_DIV2; + ADC_InitStruct->Resolution = LL_ADC_RESOLUTION_12B; + ADC_InitStruct->DataAlignment = LL_ADC_DATA_ALIGN_RIGHT; + ADC_InitStruct->LowPowerMode = LL_ADC_LP_MODE_NONE; + +} + +/** + * @brief Initialize some features of ADC group regular. + * @note These parameters have an impact on ADC scope: ADC group regular. + * Refer to corresponding unitary functions into + * @ref ADC_LL_EF_Configuration_ADC_Group_Regular + * (functions with prefix "REG"). + * @note The setting of these parameters by function @ref LL_ADC_Init() + * is conditioned to ADC state: + * ADC instance must be disabled. + * This condition is applied to all ADC features, for efficiency + * and compatibility over all STM32 families. However, the different + * features can be set under different ADC state conditions + * (setting possible with ADC enabled without conversion on going, + * ADC enabled with conversion on going, ...) + * Each feature can be updated afterwards with a unitary function + * and potentially with ADC in a different state than disabled, + * refer to description of each function for setting + * conditioned to ADC state. + * @note After using this function, other features must be configured + * using LL unitary functions. + * The minimum configuration remaining to be done is: + * - Set ADC group regular sequencer: + * map channel on rank corresponding to channel number. + * Refer to function @ref LL_ADC_REG_SetSequencerChannels(); + * - Set ADC channel sampling time + * Refer to function LL_ADC_SetChannelSamplingTime(); + * @param ADCx ADC instance + * @param ADC_REG_InitStruct Pointer to a @ref LL_ADC_REG_InitTypeDef structure + * @retval An ErrorStatus enumeration value: + * - SUCCESS: ADC registers are initialized + * - ERROR: ADC registers are not initialized + */ +ErrorStatus LL_ADC_REG_Init(ADC_TypeDef *ADCx, LL_ADC_REG_InitTypeDef *ADC_REG_InitStruct) +{ + ErrorStatus status = SUCCESS; + + /* Check the parameters */ + assert_param(IS_ADC_ALL_INSTANCE(ADCx)); + assert_param(IS_LL_ADC_REG_TRIG_SOURCE(ADC_REG_InitStruct->TriggerSource)); + assert_param(IS_LL_ADC_REG_SEQ_SCAN_DISCONT_MODE(ADC_REG_InitStruct->SequencerDiscont)); + assert_param(IS_LL_ADC_REG_CONTINUOUS_MODE(ADC_REG_InitStruct->ContinuousMode)); + assert_param(IS_LL_ADC_REG_DMA_TRANSFER(ADC_REG_InitStruct->DMATransfer)); + assert_param(IS_LL_ADC_REG_OVR_DATA_BEHAVIOR(ADC_REG_InitStruct->Overrun)); + + /* Note: Hardware constraint (refer to description of this function): */ + /* ADC instance must be disabled. */ + if(LL_ADC_IsEnabled(ADCx) == 0U) + { + /* Configuration of ADC hierarchical scope: */ + /* - ADC group regular */ + /* - Set ADC group regular trigger source */ + /* - Set ADC group regular sequencer discontinuous mode */ + /* - Set ADC group regular continuous mode */ + /* - Set ADC group regular conversion data transfer: no transfer or */ + /* transfer by DMA, and DMA requests mode */ + /* - Set ADC group regular overrun behavior */ + /* Note: On this STM32 serie, ADC trigger edge is set to value 0x0 by */ + /* setting of trigger source to SW start. */ + MODIFY_REG(ADCx->CFGR1, + ADC_CFGR1_EXTSEL + | ADC_CFGR1_EXTEN + | ADC_CFGR1_DISCEN + | ADC_CFGR1_CONT + | ADC_CFGR1_DMAEN + | ADC_CFGR1_DMACFG + | ADC_CFGR1_OVRMOD + , + ADC_REG_InitStruct->TriggerSource + | ADC_REG_InitStruct->SequencerDiscont + | ADC_REG_InitStruct->ContinuousMode + | ADC_REG_InitStruct->DMATransfer + | ADC_REG_InitStruct->Overrun + ); + + } + else + { + /* Initialization error: ADC instance is not disabled. */ + status = ERROR; + } + return status; +} + +/** + * @brief Set each @ref LL_ADC_REG_InitTypeDef field to default value. + * @param ADC_REG_InitStruct Pointer to a @ref LL_ADC_REG_InitTypeDef structure + * whose fields will be set to default values. + * @retval None + */ +void LL_ADC_REG_StructInit(LL_ADC_REG_InitTypeDef *ADC_REG_InitStruct) +{ + /* Set ADC_REG_InitStruct fields to default values */ + /* Set fields of ADC group regular */ + /* Note: On this STM32 serie, ADC trigger edge is set to value 0x0 by */ + /* setting of trigger source to SW start. */ + ADC_REG_InitStruct->TriggerSource = LL_ADC_REG_TRIG_SOFTWARE; + ADC_REG_InitStruct->SequencerDiscont = LL_ADC_REG_SEQ_DISCONT_DISABLE; + ADC_REG_InitStruct->ContinuousMode = LL_ADC_REG_CONV_SINGLE; + ADC_REG_InitStruct->DMATransfer = LL_ADC_REG_DMA_TRANSFER_NONE; + ADC_REG_InitStruct->Overrun = LL_ADC_REG_OVR_DATA_OVERWRITTEN; +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* ADC1 */ + +/** + * @} + */ + +#endif /* USE_FULL_LL_DRIVER */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_adc.h b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_adc.h new file mode 100644 index 0000000000..1b388d2f3a --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_adc.h @@ -0,0 +1,4041 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_adc.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief Header file of ADC LL module. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L0xx_LL_ADC_H +#define __STM32L0xx_LL_ADC_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (ADC1) + +/** @defgroup ADC_LL ADC + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ + +/* Private constants ---------------------------------------------------------*/ +/** @defgroup ADC_LL_Private_Constants ADC Private Constants + * @{ + */ + +/* Internal mask for ADC group regular trigger: */ +/* To select into literal LL_ADC_REG_TRIG_x the relevant bits for: */ +/* - regular trigger source */ +/* - regular trigger edge */ +#define ADC_REG_TRIG_EXT_EDGE_DEFAULT (ADC_CFGR1_EXTEN_0) /* Trigger edge set to rising edge (default setting for compatibility with some ADC on other STM32 families having this setting set by HW default value) */ + +/* Mask containing trigger source masks for each of possible */ +/* trigger edge selection duplicated with shifts [0; 4; 8; 12] */ +/* corresponding to {SW start; ext trigger; ext trigger; ext trigger}. */ +#define ADC_REG_TRIG_SOURCE_MASK (((LL_ADC_REG_TRIG_SOFTWARE & ADC_CFGR1_EXTSEL) << (4U * 0U)) | \ + ((ADC_CFGR1_EXTSEL) << (4U * 1U)) | \ + ((ADC_CFGR1_EXTSEL) << (4U * 2U)) | \ + ((ADC_CFGR1_EXTSEL) << (4U * 3U)) ) + +/* Mask containing trigger edge masks for each of possible */ +/* trigger edge selection duplicated with shifts [0; 4; 8; 12] */ +/* corresponding to {SW start; ext trigger; ext trigger; ext trigger}. */ +#define ADC_REG_TRIG_EDGE_MASK (((LL_ADC_REG_TRIG_SOFTWARE & ADC_CFGR1_EXTEN) << (4U * 0U)) | \ + ((ADC_REG_TRIG_EXT_EDGE_DEFAULT) << (4U * 1U)) | \ + ((ADC_REG_TRIG_EXT_EDGE_DEFAULT) << (4U * 2U)) | \ + ((ADC_REG_TRIG_EXT_EDGE_DEFAULT) << (4U * 3U)) ) + +/* Definition of ADC group regular trigger bits information. */ +#define ADC_REG_TRIG_EXTSEL_BITOFFSET_POS ((uint32_t) 6U) /* Value equivalent to POSITION_VAL(ADC_CFGR1_EXTSEL) */ +#define ADC_REG_TRIG_EXTEN_BITOFFSET_POS ((uint32_t)10U) /* Value equivalent to POSITION_VAL(ADC_CFGR1_EXTEN) */ + + + +/* Internal mask for ADC channel: */ +/* To select into literal LL_ADC_CHANNEL_x the relevant bits for: */ +/* - channel identifier defined by number */ +/* - channel identifier defined by bitfield */ +/* - channel differentiation between external channels (connected to */ +/* GPIO pins) and internal channels (connected to internal paths) */ +#define ADC_CHANNEL_ID_NUMBER_MASK (ADC_CFGR1_AWDCH) +#define ADC_CHANNEL_ID_BITFIELD_MASK (ADC_CHSELR_CHSEL) +#define ADC_CHANNEL_ID_NUMBER_BITOFFSET_POS ((uint32_t)26U)/* Value equivalent to POSITION_VAL(ADC_CHANNEL_ID_NUMBER_MASK) */ +#define ADC_CHANNEL_ID_MASK (ADC_CHANNEL_ID_NUMBER_MASK | ADC_CHANNEL_ID_BITFIELD_MASK | ADC_CHANNEL_ID_INTERNAL_CH_MASK) +/* Equivalent mask of ADC_CHANNEL_NUMBER_MASK aligned on register LSB (bit 0) */ +#define ADC_CHANNEL_ID_NUMBER_MASK_POSBIT0 ((uint32_t)0x0000001FU) /* Equivalent to shift: (ADC_CHANNEL_NUMBER_MASK >> POSITION_VAL(ADC_CHANNEL_NUMBER_MASK)) */ + +/* Channel differentiation between external and internal channels */ +#define ADC_CHANNEL_ID_INTERNAL_CH ((uint32_t)0x80000000U) /* Marker of internal channel */ +#define ADC_CHANNEL_ID_INTERNAL_CH_MASK (ADC_CHANNEL_ID_INTERNAL_CH) + +/* Definition of channels ID number information to be inserted into */ +/* channels literals definition. */ +#define ADC_CHANNEL_0_NUMBER ((uint32_t)0x00000000U) +#define ADC_CHANNEL_1_NUMBER ( ADC_CFGR1_AWDCH_0) +#define ADC_CHANNEL_2_NUMBER ( ADC_CFGR1_AWDCH_1 ) +#define ADC_CHANNEL_3_NUMBER ( ADC_CFGR1_AWDCH_1 | ADC_CFGR1_AWDCH_0) +#define ADC_CHANNEL_4_NUMBER ( ADC_CFGR1_AWDCH_2 ) +#define ADC_CHANNEL_5_NUMBER ( ADC_CFGR1_AWDCH_2 | ADC_CFGR1_AWDCH_0) +#define ADC_CHANNEL_6_NUMBER ( ADC_CFGR1_AWDCH_2 | ADC_CFGR1_AWDCH_1 ) +#define ADC_CHANNEL_7_NUMBER ( ADC_CFGR1_AWDCH_2 | ADC_CFGR1_AWDCH_1 | ADC_CFGR1_AWDCH_0) +#define ADC_CHANNEL_8_NUMBER ( ADC_CFGR1_AWDCH_3 ) +#define ADC_CHANNEL_9_NUMBER ( ADC_CFGR1_AWDCH_3 | ADC_CFGR1_AWDCH_0) +#define ADC_CHANNEL_10_NUMBER ( ADC_CFGR1_AWDCH_3 | ADC_CFGR1_AWDCH_1 ) +#define ADC_CHANNEL_11_NUMBER ( ADC_CFGR1_AWDCH_3 | ADC_CFGR1_AWDCH_1 | ADC_CFGR1_AWDCH_0) +#define ADC_CHANNEL_12_NUMBER ( ADC_CFGR1_AWDCH_3 | ADC_CFGR1_AWDCH_2 ) +#define ADC_CHANNEL_13_NUMBER ( ADC_CFGR1_AWDCH_3 | ADC_CFGR1_AWDCH_2 | ADC_CFGR1_AWDCH_0) +#define ADC_CHANNEL_14_NUMBER ( ADC_CFGR1_AWDCH_3 | ADC_CFGR1_AWDCH_2 | ADC_CFGR1_AWDCH_1 ) +#define ADC_CHANNEL_15_NUMBER ( ADC_CFGR1_AWDCH_3 | ADC_CFGR1_AWDCH_2 | ADC_CFGR1_AWDCH_1 | ADC_CFGR1_AWDCH_0) +#define ADC_CHANNEL_16_NUMBER (ADC_CFGR1_AWDCH_4 ) +#define ADC_CHANNEL_17_NUMBER (ADC_CFGR1_AWDCH_4 | ADC_CFGR1_AWDCH_0) +#define ADC_CHANNEL_18_NUMBER (ADC_CFGR1_AWDCH_4 | ADC_CFGR1_AWDCH_1 ) + +/* Definition of channels ID bitfield information to be inserted into */ +/* channels literals definition. */ +#define ADC_CHANNEL_0_BITFIELD (ADC_CHSELR_CHSEL0) +#define ADC_CHANNEL_1_BITFIELD (ADC_CHSELR_CHSEL1) +#define ADC_CHANNEL_2_BITFIELD (ADC_CHSELR_CHSEL2) +#define ADC_CHANNEL_3_BITFIELD (ADC_CHSELR_CHSEL3) +#define ADC_CHANNEL_4_BITFIELD (ADC_CHSELR_CHSEL4) +#define ADC_CHANNEL_5_BITFIELD (ADC_CHSELR_CHSEL5) +#define ADC_CHANNEL_6_BITFIELD (ADC_CHSELR_CHSEL6) +#define ADC_CHANNEL_7_BITFIELD (ADC_CHSELR_CHSEL7) +#define ADC_CHANNEL_8_BITFIELD (ADC_CHSELR_CHSEL8) +#define ADC_CHANNEL_9_BITFIELD (ADC_CHSELR_CHSEL9) +#define ADC_CHANNEL_10_BITFIELD (ADC_CHSELR_CHSEL10) +#define ADC_CHANNEL_11_BITFIELD (ADC_CHSELR_CHSEL11) +#define ADC_CHANNEL_12_BITFIELD (ADC_CHSELR_CHSEL12) +#define ADC_CHANNEL_13_BITFIELD (ADC_CHSELR_CHSEL13) +#define ADC_CHANNEL_14_BITFIELD (ADC_CHSELR_CHSEL14) +#define ADC_CHANNEL_15_BITFIELD (ADC_CHSELR_CHSEL15) +#if defined(ADC_CCR_VLCDEN) +#define ADC_CHANNEL_16_BITFIELD (ADC_CHSELR_CHSEL16) +#endif +#define ADC_CHANNEL_17_BITFIELD (ADC_CHSELR_CHSEL17) +#define ADC_CHANNEL_18_BITFIELD (ADC_CHSELR_CHSEL18) + +/* Internal mask for ADC analog watchdog: */ +/* To select into literals LL_ADC_AWD_CHANNELx_xxx the relevant bits for: */ +/* (concatenation of multiple bits used in different analog watchdogs, */ +/* (feature of several watchdogs not available on all STM32 families)). */ +/* - analog watchdog 1: monitored channel defined by number, */ +/* selection of ADC group (ADC group regular). */ + +/* Internal register offset for ADC analog watchdog channel configuration */ +#define ADC_AWD_CR1_REGOFFSET ((uint32_t)0x00000000U) + +#define ADC_AWD_CRX_REGOFFSET_MASK (ADC_AWD_CR1_REGOFFSET) + +#define ADC_AWD_CR1_CHANNEL_MASK (ADC_CFGR1_AWDCH | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL) +#define ADC_AWD_CR_ALL_CHANNEL_MASK (ADC_AWD_CR1_CHANNEL_MASK) + +/* Internal register offset for ADC analog watchdog threshold configuration */ +#define ADC_AWD_TR1_REGOFFSET (ADC_AWD_CR1_REGOFFSET) +#define ADC_AWD_TRX_REGOFFSET_MASK (ADC_AWD_TR1_REGOFFSET) + + +/* ADC registers bits positions */ +#define ADC_CFGR1_RES_BITOFFSET_POS ((uint32_t) 3U) /* Value equivalent to POSITION_VAL(ADC_CFGR1_RES) */ +#define ADC_CFGR1_AWDSGL_BITOFFSET_POS ((uint32_t)22U) /* Value equivalent to POSITION_VAL(ADC_CFGR1_AWDSGL) */ +#define ADC_TR_HT_BITOFFSET_POS ((uint32_t)16U) /* Value equivalent to POSITION_VAL(ADC_TR_HT) */ +#define ADC_CHSELR_CHSEL0_BITOFFSET_POS ((uint32_t) 0U) /* Value equivalent to POSITION_VAL(ADC_CHSELR_CHSEL0) */ +#define ADC_CHSELR_CHSEL1_BITOFFSET_POS ((uint32_t) 1U) /* Value equivalent to POSITION_VAL(ADC_CHSELR_CHSEL1) */ +#define ADC_CHSELR_CHSEL2_BITOFFSET_POS ((uint32_t) 2U) /* Value equivalent to POSITION_VAL(ADC_CHSELR_CHSEL2) */ +#define ADC_CHSELR_CHSEL3_BITOFFSET_POS ((uint32_t) 3U) /* Value equivalent to POSITION_VAL(ADC_CHSELR_CHSEL3) */ +#define ADC_CHSELR_CHSEL4_BITOFFSET_POS ((uint32_t) 4U) /* Value equivalent to POSITION_VAL(ADC_CHSELR_CHSEL4) */ +#define ADC_CHSELR_CHSEL5_BITOFFSET_POS ((uint32_t) 5U) /* Value equivalent to POSITION_VAL(ADC_CHSELR_CHSEL5) */ +#define ADC_CHSELR_CHSEL6_BITOFFSET_POS ((uint32_t) 6U) /* Value equivalent to POSITION_VAL(ADC_CHSELR_CHSEL6) */ +#define ADC_CHSELR_CHSEL7_BITOFFSET_POS ((uint32_t) 7U) /* Value equivalent to POSITION_VAL(ADC_CHSELR_CHSEL7) */ +#define ADC_CHSELR_CHSEL8_BITOFFSET_POS ((uint32_t) 8U) /* Value equivalent to POSITION_VAL(ADC_CHSELR_CHSEL8) */ +#define ADC_CHSELR_CHSEL9_BITOFFSET_POS ((uint32_t) 9U) /* Value equivalent to POSITION_VAL(ADC_CHSELR_CHSEL9) */ +#define ADC_CHSELR_CHSEL10_BITOFFSET_POS ((uint32_t)10U) /* Value equivalent to POSITION_VAL(ADC_CHSELR_CHSEL10) */ +#define ADC_CHSELR_CHSEL11_BITOFFSET_POS ((uint32_t)11U) /* Value equivalent to POSITION_VAL(ADC_CHSELR_CHSEL11) */ +#define ADC_CHSELR_CHSEL12_BITOFFSET_POS ((uint32_t)12U) /* Value equivalent to POSITION_VAL(ADC_CHSELR_CHSEL12) */ +#define ADC_CHSELR_CHSEL13_BITOFFSET_POS ((uint32_t)13U) /* Value equivalent to POSITION_VAL(ADC_CHSELR_CHSEL13) */ +#define ADC_CHSELR_CHSEL14_BITOFFSET_POS ((uint32_t)14U) /* Value equivalent to POSITION_VAL(ADC_CHSELR_CHSEL14) */ +#define ADC_CHSELR_CHSEL15_BITOFFSET_POS ((uint32_t)15U) /* Value equivalent to POSITION_VAL(ADC_CHSELR_CHSEL15) */ +#if defined(ADC_CCR_VLCDEN) +#define ADC_CHSELR_CHSEL16_BITOFFSET_POS ((uint32_t)16U) /* Value equivalent to POSITION_VAL(ADC_CHSELR_CHSEL16) */ +#endif +#define ADC_CHSELR_CHSEL17_BITOFFSET_POS ((uint32_t)17U) /* Value equivalent to POSITION_VAL(ADC_CHSELR_CHSEL17) */ +#define ADC_CHSELR_CHSEL18_BITOFFSET_POS ((uint32_t)18U) /* Value equivalent to POSITION_VAL(ADC_CHSELR_CHSEL18) */ + + +/* ADC registers bits groups */ +#define ADC_CR_BITS_PROPERTY_RS (ADC_CR_ADCAL | ADC_CR_ADSTP | ADC_CR_ADSTART | ADC_CR_ADDIS | ADC_CR_ADEN) /* ADC register CR bits with HW property "rs": Software can read as well as set this bit. Writing '0' has no effect on the bit value. */ + + +/* ADC internal channels related definitions */ +/* Internal voltage reference VrefInt */ +#define VREFINT_CAL_ADDR ((uint16_t*) ((uint32_t)0x1FF80078U)) /* Internal voltage reference, address of parameter VREFINT_CAL: VrefInt ADC raw data acquired at temperature 30 DegC (tolerance: +-5 DegC), Vref+ = 3.0 V (tolerance: +-10 mV). */ +#define VREFINT_CAL_VREF ((uint32_t) 3000U) /* Analog voltage reference (Vref+) value with which temperature sensor has been calibrated in production (tolerance: +-10 mV) (unit: mV). */ +/* Temperature sensor */ +#define TEMPSENSOR_CAL1_ADDR ((uint16_t*) ((uint32_t)0x1FF8007AU)) /* Internal temperature sensor, address of parameter TS_CAL1: On STM32L0, temperature sensor ADC raw data acquired at temperature 30 DegC (tolerance: +-5 DegC), Vref+ = 3.0 V (tolerance: +-10 mV). */ +#define TEMPSENSOR_CAL2_ADDR ((uint16_t*) ((uint32_t)0x1FF8007EU)) /* Internal temperature sensor, address of parameter TS_CAL2: On STM32L0, temperature sensor ADC raw data acquired at temperature 130 DegC (tolerance: +-5 DegC), Vref+ = 3.0 V (tolerance: +-10 mV). */ +#define TEMPSENSOR_CAL1_TEMP (( int32_t) 30) /* Internal temperature sensor, temperature at which temperature sensor has been calibrated in production for data into TEMPSENSOR_CAL1_ADDR (tolerance: +-5 DegC) (unit: DegC). */ +#define TEMPSENSOR_CAL2_TEMP (( int32_t) 130) /* Internal temperature sensor, temperature at which temperature sensor has been calibrated in production for data into TEMPSENSOR_CAL2_ADDR (tolerance: +-5 DegC) (unit: DegC). */ +#define TEMPSENSOR_CAL_VREFANALOG ((uint32_t) 3000U) /* Analog voltage reference (Vref+) voltage with which temperature sensor has been calibrated in production (+-10 mV) (unit: mV). */ + + +/** + * @} + */ + + +#if defined(USE_FULL_LL_DRIVER) +/* Private macros ------------------------------------------------------------*/ +/** @defgroup ADC_LL_Private_Macros ADC Private Macros + * @{ + */ + + +/** + * @} + */ + +#endif + +/* Exported types ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup ADC_LL_ES_INIT ADC Exported Init structure + * @{ + */ + +/** + * @brief Structure definition of some features of ADC common parameters + * and multimode + * (all ADC instances belonging to the same ADC common instance). + * @note The setting of these parameters by function @ref LL_ADC_CommonInit() + * is conditioned to ADC instances state (all ADC instances + * sharing the same ADC common instance): + * All ADC instances sharing the same ADC common instance must be + * disabled. + */ +typedef struct +{ + uint32_t CommonClock; /*!< Set parameter common to several ADC: Clock source and prescaler. + This parameter can be a value of @ref ADC_LL_EC_COMMON_CLOCK_SOURCE + + This feature can be modified afterwards using unitary function @ref LL_ADC_SetCommonClock(). */ + +} LL_ADC_CommonInitTypeDef; + +/** + * @brief Structure definition of some features of ADC instance. + * @note These parameters have an impact on ADC scope: ADC instance. + * Refer to corresponding unitary functions into + * @ref ADC_LL_EF_Configuration_ADC_Instance . + * @note The setting of these parameters by function @ref LL_ADC_Init() + * is conditioned to ADC state: + * ADC instance must be disabled. + * This condition is applied to all ADC features, for efficiency + * and compatibility over all STM32 families. However, the different + * features can be set under different ADC state conditions + * (setting possible with ADC enabled without conversion on going, + * ADC enabled with conversion on going, ...) + * Each feature can be updated afterwards with a unitary function + * and potentially with ADC in a different state than disabled, + * refer to description of each function for setting + * conditioned to ADC state. + */ +typedef struct +{ + uint32_t Clock; /*!< Set ADC instance clock source and prescaler. + This parameter can be a value of @ref ADC_LL_EC_CLOCK_SOURCE + @note On this STM32 serie, this parameter has some clock ratio constraints: + ADC clock synchronous (from PCLK) with prescaler 1 must be enabled only if PCLK has a 50% duty clock cycle + (APB prescaler configured inside the RCC must be bypassed and the system clock must by 50% duty cycle). + + + This feature can be modified afterwards using unitary function @ref LL_ADC_SetClock(). + For more details, refer to description of this function. */ + + uint32_t Resolution; /*!< Set ADC resolution. + This parameter can be a value of @ref ADC_LL_EC_RESOLUTION + + This feature can be modified afterwards using unitary function @ref LL_ADC_SetResolution(). */ + + uint32_t DataAlignment; /*!< Set ADC conversion data alignment. + This parameter can be a value of @ref ADC_LL_EC_DATA_ALIGN + + This feature can be modified afterwards using unitary function @ref LL_ADC_SetDataAlignment(). */ + + uint32_t LowPowerMode; /*!< Set ADC low power mode. + This parameter can be a value of @ref ADC_LL_EC_LP_MODE + + This feature can be modified afterwards using unitary function @ref LL_ADC_SetLowPowerMode(). */ + +} LL_ADC_InitTypeDef; + +/** + * @brief Structure definition of some features of ADC group regular. + * @note These parameters have an impact on ADC scope: ADC group regular. + * Refer to corresponding unitary functions into + * @ref ADC_LL_EF_Configuration_ADC_Group_Regular + * (functions with prefix "REG"). + * @note The setting of these parameters by function @ref LL_ADC_REG_Init() + * is conditioned to ADC state: + * ADC instance must be disabled. + * This condition is applied to all ADC features, for efficiency + * and compatibility over all STM32 families. However, the different + * features can be set under different ADC state conditions + * (setting possible with ADC enabled without conversion on going, + * ADC enabled with conversion on going, ...) + * Each feature can be updated afterwards with a unitary function + * and potentially with ADC in a different state than disabled, + * refer to description of each function for setting + * conditioned to ADC state. + */ +typedef struct +{ + uint32_t TriggerSource; /*!< Set ADC group regular conversion trigger source: internal (SW start) or from external IP (timer event, external interrupt line). + This parameter can be a value of @ref ADC_LL_EC_REG_TRIGGER_SOURCE + @note On this STM32 serie, setting trigger source to external trigger also set trigger polarity to rising edge + (default setting for compatibility with some ADC on other STM32 families having this setting set by HW default value). + In case of need to modify trigger edge, use function @ref LL_ADC_REG_SetTriggerEdge(). + + This feature can be modified afterwards using unitary function @ref LL_ADC_REG_SetTriggerSource(). */ + + uint32_t SequencerDiscont; /*!< Set ADC group regular sequencer discontinuous mode: sequence subdivided and scan conversions interrupted every selected number of ranks. + This parameter can be a value of @ref ADC_LL_EC_REG_SEQ_DISCONT_MODE + @note This parameter has an effect only if group regular sequencer is enabled + (several ADC channels enabled in group regular sequencer). + + This feature can be modified afterwards using unitary function @ref LL_ADC_REG_SetSequencerDiscont(). */ + + uint32_t ContinuousMode; /*!< Set ADC continuous conversion mode on ADC group regular, whether ADC conversions are performed in single mode (one conversion per trigger) or in continuous mode (after the first trigger, following conversions launched successively automatically). + This parameter can be a value of @ref ADC_LL_EC_REG_CONTINUOUS_MODE + Note: It is not possible to enable both ADC group regular continuous mode and discontinuous mode. + + This feature can be modified afterwards using unitary function @ref LL_ADC_REG_SetContinuousMode(). */ + + uint32_t DMATransfer; /*!< Set ADC group regular conversion data transfer: no transfer or transfer by DMA, and DMA requests mode. + This parameter can be a value of @ref ADC_LL_EC_REG_DMA_TRANSFER + + This feature can be modified afterwards using unitary function @ref LL_ADC_REG_SetDMATransfer(). */ + + uint32_t Overrun; /*!< Set ADC group regular behavior in case of overrun: + data preserved or overwritten. + This parameter can be a value of @ref ADC_LL_EC_REG_OVR_DATA_BEHAVIOR + + This feature can be modified afterwards using unitary function @ref LL_ADC_REG_SetOverrun(). */ + +} LL_ADC_REG_InitTypeDef; + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/* Exported constants --------------------------------------------------------*/ +/** @defgroup ADC_LL_Exported_Constants ADC Exported Constants + * @{ + */ + +/** @defgroup ADC_LL_EC_FLAG ADC flags + * @brief Flags defines which can be used with LL_ADC_ReadReg function + * @{ + */ +#define LL_ADC_FLAG_ADRDY ADC_ISR_ADRDY /*!< ADC flag ADC instance ready */ +#define LL_ADC_FLAG_EOC ADC_ISR_EOC /*!< ADC flag ADC group regular end of unitary conversion */ +#define LL_ADC_FLAG_EOS ADC_ISR_EOS /*!< ADC flag ADC group regular end of sequence conversions */ +#define LL_ADC_FLAG_OVR ADC_ISR_OVR /*!< ADC flag ADC group regular overrun */ +#define LL_ADC_FLAG_EOSMP ADC_ISR_EOSMP /*!< ADC flag ADC group regular end of sampling phase */ +#define LL_ADC_FLAG_AWD1 ADC_ISR_AWD /*!< ADC flag ADC analog watchdog 1 */ +#define LL_ADC_FLAG_EOCAL ADC_ISR_EOCAL /*!< ADC flag end of calibration */ +/** + * @} + */ + +/** @defgroup ADC_LL_EC_IT ADC interruptions for configuration (interruption enable or disable) + * @brief IT defines which can be used with LL_ADC_ReadReg and LL_ADC_WriteReg functions + * @{ + */ +#define LL_ADC_IT_ADRDY ADC_IER_ADRDYIE /*!< ADC interruption ADC instance ready */ +#define LL_ADC_IT_EOC ADC_IER_EOCIE /*!< ADC interruption ADC group regular end of unitary conversion */ +#define LL_ADC_IT_EOS ADC_IER_EOSIE /*!< ADC interruption ADC group regular end of sequence conversions */ +#define LL_ADC_IT_OVR ADC_IER_OVRIE /*!< ADC interruption ADC group regular overrun */ +#define LL_ADC_IT_EOSMP ADC_IER_EOSMPIE /*!< ADC interruption ADC group regular end of sampling phase */ +#define LL_ADC_IT_AWD1 ADC_IER_AWDIE /*!< ADC interruption ADC analog watchdog 1 */ +#define LL_ADC_IT_EOCAL ADC_IER_EOCALIE /*!< ADC interruption ADC end of calibration */ +/** + * @} + */ + +/** @defgroup ADC_LL_EC_REGISTERS ADC registers compliant with specific purpose + * @{ + */ +/* List of ADC registers intended to be used (most commonly) with */ +/* DMA transfer. */ +/* Refer to function @ref LL_ADC_DMA_GetRegAddr(). */ +#define LL_ADC_DMA_REG_REGULAR_DATA ((uint32_t)0x00000000U) /* ADC group regular conversion data register (corresponding to register DR) to be used with ADC configured in independent mode. Without DMA transfer, register accessed by LL function @ref LL_ADC_REG_ReadConversionData32() and other functions @ref LL_ADC_REG_ReadConversionDatax() */ +/** + * @} + */ + +/** @defgroup ADC_LL_EC_COMMON_CLOCK_SOURCE ADC common - Clock source + * @{ + */ +#define LL_ADC_CLOCK_ASYNC_DIV1 ((uint32_t)0x00000000U) /*!< ADC asynchronous clock without prescaler */ +#define LL_ADC_CLOCK_ASYNC_DIV2 (ADC_CCR_PRESC_0) /*!< ADC asynchronous clock with prescaler division by 2. ADC common clock asynchonous prescaler is applied to each ADC instance if the corresponding ADC instance clock is set to clock source asynchronous (refer to function @ref LL_ADC_SetClock() ). */ +#define LL_ADC_CLOCK_ASYNC_DIV4 (ADC_CCR_PRESC_1 ) /*!< ADC asynchronous clock with prescaler division by 4. ADC common clock asynchonous prescaler is applied to each ADC instance if the corresponding ADC instance clock is set to clock source asynchronous (refer to function @ref LL_ADC_SetClock() ). */ +#define LL_ADC_CLOCK_ASYNC_DIV6 (ADC_CCR_PRESC_1 | ADC_CCR_PRESC_0) /*!< ADC asynchronous clock with prescaler division by 6. ADC common clock asynchonous prescaler is applied to each ADC instance if the corresponding ADC instance clock is set to clock source asynchronous (refer to function @ref LL_ADC_SetClock() ). */ +#define LL_ADC_CLOCK_ASYNC_DIV8 (ADC_CCR_PRESC_2 ) /*!< ADC asynchronous clock with prescaler division by 8. ADC common clock asynchonous prescaler is applied to each ADC instance if the corresponding ADC instance clock is set to clock source asynchronous (refer to function @ref LL_ADC_SetClock() ). */ +#define LL_ADC_CLOCK_ASYNC_DIV10 (ADC_CCR_PRESC_2 | ADC_CCR_PRESC_0) /*!< ADC asynchronous clock with prescaler division by 10. ADC common clock asynchonous prescaler is applied to each ADC instance if the corresponding ADC instance clock is set to clock source asynchronous (refer to function @ref LL_ADC_SetClock() ). */ +#define LL_ADC_CLOCK_ASYNC_DIV12 (ADC_CCR_PRESC_2 | ADC_CCR_PRESC_1 ) /*!< ADC asynchronous clock with prescaler division by 12. ADC common clock asynchonous prescaler is applied to each ADC instance if the corresponding ADC instance clock is set to clock source asynchronous (refer to function @ref LL_ADC_SetClock() ). */ +#define LL_ADC_CLOCK_ASYNC_DIV16 (ADC_CCR_PRESC_2 | ADC_CCR_PRESC_1 | ADC_CCR_PRESC_0) /*!< ADC asynchronous clock with prescaler division by 16. ADC common clock asynchonous prescaler is applied to each ADC instance if the corresponding ADC instance clock is set to clock source asynchronous (refer to function @ref LL_ADC_SetClock() ). */ +#define LL_ADC_CLOCK_ASYNC_DIV32 (ADC_CCR_PRESC_3) /*!< ADC asynchronous clock with prescaler division by 32. ADC common clock asynchonous prescaler is applied to each ADC instance if the corresponding ADC instance clock is set to clock source asynchronous (refer to function @ref LL_ADC_SetClock() ). */ +#define LL_ADC_CLOCK_ASYNC_DIV64 (ADC_CCR_PRESC_3 | ADC_CCR_PRESC_0) /*!< ADC asynchronous clock with prescaler division by 64. ADC common clock asynchonous prescaler is applied to each ADC instance if the corresponding ADC instance clock is set to clock source asynchronous (refer to function @ref LL_ADC_SetClock() ). */ +#define LL_ADC_CLOCK_ASYNC_DIV128 (ADC_CCR_PRESC_3 | ADC_CCR_PRESC_1) /*!< ADC asynchronous clock with prescaler division by 128. ADC common clock asynchonous prescaler is applied to each ADC instance if the corresponding ADC instance clock is set to clock source asynchronous (refer to function @ref LL_ADC_SetClock() ). */ +#define LL_ADC_CLOCK_ASYNC_DIV256 (ADC_CCR_PRESC_3 | ADC_CCR_PRESC_1 | ADC_CCR_PRESC_0) /*!< ADC asynchronous clock with prescaler division by 256. ADC common clock asynchonous prescaler is applied to each ADC instance if the corresponding ADC instance clock is set to clock source asynchronous (refer to function @ref LL_ADC_SetClock() ). */ +/** + * @} + */ + +/** @defgroup ADC_LL_EC_COMMON_CLOCK_FREQ_MODE ADC common - Clock frequency mode + * @{ + */ +#define LL_ADC_CLOCK_FREQ_MODE_HIGH ((uint32_t)0x00000000U)/*!< ADC clock mode to high frequency. On STM32L0, ADC clock frequency above 2.8MHz. */ +#define LL_ADC_CLOCK_FREQ_MODE_LOW (ADC_CCR_LFMEN) /*!< ADC clock mode to low frequency. On STM32L0, ADC clock frequency below 2.8MHz. */ +/** + * @} + */ + +/** @defgroup ADC_LL_EC_COMMON_PATH_INTERNAL ADC common - Measurement path to internal channels + * @{ + */ +/* Note: Other measurement paths to internal channels may be available */ +/* (connections to other peripherals). */ +/* If they are not listed below, they do not require any specific */ +/* path enable. In this case, Access to measurement path is done */ +/* only by selecting the corresponding ADC internal channel. */ +#define LL_ADC_PATH_INTERNAL_NONE ((uint32_t)0x00000000U)/*!< ADC measurement pathes all disabled */ +#define LL_ADC_PATH_INTERNAL_VREFINT (ADC_CCR_VREFEN) /*!< ADC measurement path to internal channel VrefInt */ +#define LL_ADC_PATH_INTERNAL_TEMPSENSOR (ADC_CCR_TSEN) /*!< ADC measurement path to internal channel temperature sensor */ +#define LL_ADC_PATH_INTERNAL_VLCD (ADC_CCR_VLCDEN) /*!< ADC measurement path to internal channel Vlcd */ +/** + * @} + */ + +/** @defgroup ADC_LL_EC_CLOCK_SOURCE ADC instance - Clock source + * @{ + */ +#define LL_ADC_CLOCK_SYNC_PCLK_DIV4 (ADC_CFGR2_CKMODE_1) /*!< ADC synchronous clock derived from AHB clock divided by 4 */ +#define LL_ADC_CLOCK_SYNC_PCLK_DIV2 (ADC_CFGR2_CKMODE_0) /*!< ADC synchronous clock derived from AHB clock divided by 2 */ +#define LL_ADC_CLOCK_SYNC_PCLK_DIV1 (ADC_CFGR2_CKMODE_1 | ADC_CFGR2_CKMODE_0) /*!< ADC synchronous clock derived from AHB clock not divided */ +#define LL_ADC_CLOCK_ASYNC ((uint32_t)0x00000000U) /*!< ADC asynchronous clock. Asynchronous clock prescaler can be configured using function @ref LL_ADC_SetCommonClock(). */ +/** + * @} + */ + +/** @defgroup ADC_LL_EC_RESOLUTION ADC instance - Resolution + * @{ + */ +#define LL_ADC_RESOLUTION_12B ((uint32_t)0x00000000U) /*!< ADC resolution 12 bits */ +#define LL_ADC_RESOLUTION_10B ( ADC_CFGR1_RES_0) /*!< ADC resolution 10 bits */ +#define LL_ADC_RESOLUTION_8B (ADC_CFGR1_RES_1 ) /*!< ADC resolution 8 bits */ +#define LL_ADC_RESOLUTION_6B (ADC_CFGR1_RES_1 | ADC_CFGR1_RES_0) /*!< ADC resolution 6 bits */ +/** + * @} + */ + +/** @defgroup ADC_LL_EC_DATA_ALIGN ADC instance - Data alignment + * @{ + */ +#define LL_ADC_DATA_ALIGN_RIGHT ((uint32_t)0x00000000U)/*!< ADC conversion data alignment: right aligned (alignment on data register LSB bit 0)*/ +#define LL_ADC_DATA_ALIGN_LEFT (ADC_CFGR1_ALIGN) /*!< ADC conversion data alignment: left aligned (aligment on data register MSB bit 15)*/ +/** + * @} + */ + +/** @defgroup ADC_LL_EC_LP_MODE ADC instance - Low power mode + * @{ + */ +#define LL_ADC_LP_MODE_NONE ((uint32_t)0x00000000U) /*!< No ADC low power mode activated */ +#define LL_ADC_LP_AUTOWAIT (ADC_CFGR1_WAIT) /*!< ADC low power mode auto delay: Dynamic low power mode, ADC conversions are performed only when necessary (when previous ADC conversion data is read). See description with function @ref LL_ADC_SetLowPowerMode(). */ +#define LL_ADC_LP_AUTOPOWEROFF (ADC_CFGR1_AUTOFF) /*!< ADC low power mode auto power-off: the ADC automatically powers-off after a ADC conversion and automatically wakes up when a new ADC conversion is triggered (with startup time between trigger and start of sampling). See description with function @ref LL_ADC_SetLowPowerMode(). */ +#define LL_ADC_LP_AUTOWAIT_AUTOPOWEROFF (ADC_CFGR1_WAIT | ADC_CFGR1_AUTOFF) /*!< ADC low power modes auto wait and auto power-off combined. See description with function @ref LL_ADC_SetLowPowerMode(). */ +/** + * @} + */ + +/** @defgroup ADC_LL_EC_GROUPS ADC instance - Groups + * @{ + */ +#define LL_ADC_GROUP_REGULAR ((uint32_t)0x00000001U) /*!< ADC group regular (available on all STM32 devices) */ +/** + * @} + */ + +/** @defgroup ADC_LL_EC_CHANNEL ADC instance - Channel number + * @{ + */ +#define LL_ADC_CHANNEL_0 (ADC_CHANNEL_0_NUMBER | ADC_CHANNEL_0_BITFIELD ) /*!< ADC external channel (channel connected to GPIO pin) ADCx_IN0 */ +#define LL_ADC_CHANNEL_1 (ADC_CHANNEL_1_NUMBER | ADC_CHANNEL_1_BITFIELD ) /*!< ADC external channel (channel connected to GPIO pin) ADCx_IN1 */ +#define LL_ADC_CHANNEL_2 (ADC_CHANNEL_2_NUMBER | ADC_CHANNEL_2_BITFIELD ) /*!< ADC external channel (channel connected to GPIO pin) ADCx_IN2 */ +#define LL_ADC_CHANNEL_3 (ADC_CHANNEL_3_NUMBER | ADC_CHANNEL_3_BITFIELD ) /*!< ADC external channel (channel connected to GPIO pin) ADCx_IN3 */ +#define LL_ADC_CHANNEL_4 (ADC_CHANNEL_4_NUMBER | ADC_CHANNEL_4_BITFIELD ) /*!< ADC external channel (channel connected to GPIO pin) ADCx_IN4 */ +#define LL_ADC_CHANNEL_5 (ADC_CHANNEL_5_NUMBER | ADC_CHANNEL_5_BITFIELD ) /*!< ADC external channel (channel connected to GPIO pin) ADCx_IN5 */ +#define LL_ADC_CHANNEL_6 (ADC_CHANNEL_6_NUMBER | ADC_CHANNEL_6_BITFIELD ) /*!< ADC external channel (channel connected to GPIO pin) ADCx_IN6 */ +#define LL_ADC_CHANNEL_7 (ADC_CHANNEL_7_NUMBER | ADC_CHANNEL_7_BITFIELD ) /*!< ADC external channel (channel connected to GPIO pin) ADCx_IN7 */ +#define LL_ADC_CHANNEL_8 (ADC_CHANNEL_8_NUMBER | ADC_CHANNEL_8_BITFIELD ) /*!< ADC external channel (channel connected to GPIO pin) ADCx_IN8 */ +#define LL_ADC_CHANNEL_9 (ADC_CHANNEL_9_NUMBER | ADC_CHANNEL_9_BITFIELD ) /*!< ADC external channel (channel connected to GPIO pin) ADCx_IN9 */ +#define LL_ADC_CHANNEL_10 (ADC_CHANNEL_10_NUMBER | ADC_CHANNEL_10_BITFIELD) /*!< ADC external channel (channel connected to GPIO pin) ADCx_IN10 */ +#define LL_ADC_CHANNEL_11 (ADC_CHANNEL_11_NUMBER | ADC_CHANNEL_11_BITFIELD) /*!< ADC external channel (channel connected to GPIO pin) ADCx_IN11 */ +#define LL_ADC_CHANNEL_12 (ADC_CHANNEL_12_NUMBER | ADC_CHANNEL_12_BITFIELD) /*!< ADC external channel (channel connected to GPIO pin) ADCx_IN12 */ +#define LL_ADC_CHANNEL_13 (ADC_CHANNEL_13_NUMBER | ADC_CHANNEL_13_BITFIELD) /*!< ADC external channel (channel connected to GPIO pin) ADCx_IN13 */ +#define LL_ADC_CHANNEL_14 (ADC_CHANNEL_14_NUMBER | ADC_CHANNEL_14_BITFIELD) /*!< ADC external channel (channel connected to GPIO pin) ADCx_IN14 */ +#define LL_ADC_CHANNEL_15 (ADC_CHANNEL_15_NUMBER | ADC_CHANNEL_15_BITFIELD) /*!< ADC external channel (channel connected to GPIO pin) ADCx_IN15 */ +#define LL_ADC_CHANNEL_17 (ADC_CHANNEL_17_NUMBER | ADC_CHANNEL_17_BITFIELD) /*!< ADC external channel (channel connected to GPIO pin) ADCx_IN17 */ +#define LL_ADC_CHANNEL_18 (ADC_CHANNEL_18_NUMBER | ADC_CHANNEL_18_BITFIELD) /*!< ADC external channel (channel connected to GPIO pin) ADCx_IN18 */ +#define LL_ADC_CHANNEL_VREFINT (LL_ADC_CHANNEL_17 | ADC_CHANNEL_ID_INTERNAL_CH) /*!< ADC internal channel connected to VrefInt: Internal voltage reference. */ +#define LL_ADC_CHANNEL_TEMPSENSOR (LL_ADC_CHANNEL_18 | ADC_CHANNEL_ID_INTERNAL_CH) /*!< ADC internal channel connected to Temperature sensor. */ +#if defined(ADC_CCR_VLCDEN) +#define LL_ADC_CHANNEL_16 (ADC_CHANNEL_16_NUMBER | ADC_CHANNEL_16_BITFIELD) /*!< ADC external channel (channel connected to GPIO pin) ADCx_IN16 */ +#define LL_ADC_CHANNEL_VLCD (LL_ADC_CHANNEL_16 | ADC_CHANNEL_ID_INTERNAL_CH) /*!< ADC internal channel connected to Vlcd: Vlcd voltage through a divider ladder of factor 1/4, 1/3 or 1/2 (set by LCD voltage generator biasing), to have Vlcd always below Vdda. */ +#endif +/** + * @} + */ + +/** @defgroup ADC_LL_EC_REG_TRIGGER_SOURCE ADC group regular - Trigger source + * @{ + */ +#define LL_ADC_REG_TRIG_SOFTWARE ((uint32_t)0x00000000U) /*!< ADC group regular conversion trigger internal: SW start. */ +#define LL_ADC_REG_TRIG_EXT_TIM6_TRGO (ADC_REG_TRIG_EXT_EDGE_DEFAULT) /*!< ADC group regular conversion trigger from external IP: TIM6 TRGO. Trigger edge set to rising edge (default setting). */ +#define LL_ADC_REG_TRIG_EXT_TIM21_CH2 (ADC_CFGR1_EXTSEL_0 | ADC_REG_TRIG_EXT_EDGE_DEFAULT) /*!< ADC group regular conversion trigger from external IP: TIM21 channel 2 event (capture compare: input capture or output capture). Trigger edge set to rising edge (default setting). */ +#define LL_ADC_REG_TRIG_EXT_TIM2_TRGO (ADC_CFGR1_EXTSEL_1 | ADC_REG_TRIG_EXT_EDGE_DEFAULT) /*!< ADC group regular conversion trigger from external IP: TIM2 TRGO. Trigger edge set to rising edge (default setting). */ +#define LL_ADC_REG_TRIG_EXT_TIM2_CH4 (ADC_CFGR1_EXTSEL_1 | ADC_CFGR1_EXTSEL_0 | ADC_REG_TRIG_EXT_EDGE_DEFAULT) /*!< ADC group regular conversion trigger from external IP: TIM2 channel 4 event (capture compare: input capture or output capture). Trigger edge set to rising edge (default setting). */ +#define LL_ADC_REG_TRIG_EXT_TIM22_TRGO (ADC_CFGR1_EXTSEL_2 | ADC_REG_TRIG_EXT_EDGE_DEFAULT) /*!< ADC group regular conversion trigger from external IP: TIM22 TRGO. Trigger edge set to rising edge (default setting). */ +#define LL_ADC_REG_TRIG_EXT_TIM2_CH3 (ADC_CFGR1_EXTSEL_2 | ADC_CFGR1_EXTSEL_0 | ADC_REG_TRIG_EXT_EDGE_DEFAULT) /*!< ADC group regular conversion trigger from external IP: TIM2 channel 4 event (capture compare: input capture or output capture). Trigger edge set to rising edge (default setting). */ +#define LL_ADC_REG_TRIG_EXT_TIM3_TRGO (ADC_CFGR1_EXTSEL_2 | ADC_CFGR1_EXTSEL_1 | ADC_REG_TRIG_EXT_EDGE_DEFAULT) /*!< ADC group regular conversion trigger from external IP: TIM3 TRG0. Trigger edge set to rising edge (default setting). */ +#define LL_ADC_REG_TRIG_EXT_EXTI_LINE11 (ADC_CFGR1_EXTSEL_2 | ADC_CFGR1_EXTSEL_1 | ADC_CFGR1_EXTSEL_0 | ADC_REG_TRIG_EXT_EDGE_DEFAULT) /*!< ADC group regular conversion trigger external interrupt line 11. Trigger edge set to rising edge (default setting). */ +/** + * @} + */ + +/** @defgroup ADC_LL_EC_REG_TRIGGER_EDGE ADC group regular - Trigger edge + * @{ + */ +#define LL_ADC_REG_TRIG_EXT_RISING ( ADC_CFGR1_EXTEN_0) /*!< ADC group regular conversion trigger polarity set to rising edge */ +#define LL_ADC_REG_TRIG_EXT_FALLING (ADC_CFGR1_EXTEN_1 ) /*!< ADC group regular conversion trigger polarity set to falling edge */ +#define LL_ADC_REG_TRIG_EXT_RISINGFALLING (ADC_CFGR1_EXTEN_1 | ADC_CFGR1_EXTEN_0) /*!< ADC group regular conversion trigger polarity set to both rising and falling edges */ +/** + * @} + */ + +/** @defgroup ADC_LL_EC_REG_CONTINUOUS_MODE ADC group regular - Continuous mode +* @{ +*/ +#define LL_ADC_REG_CONV_SINGLE ((uint32_t)0x00000000U) /*!< ADC conversions are performed in single mode: one conversion per trigger */ +#define LL_ADC_REG_CONV_CONTINUOUS (ADC_CFGR1_CONT) /*!< ADC conversions are performed in continuous mode: after the first trigger, following conversions launched successively automatically */ +/** + * @} + */ + +/** @defgroup ADC_LL_EC_REG_DMA_TRANSFER ADC group regular - DMA transfer of ADC conversion data + * @{ + */ +#define LL_ADC_REG_DMA_TRANSFER_NONE ((uint32_t)0x00000000U) /*!< ADC conversions are not transferred by DMA */ +#define LL_ADC_REG_DMA_TRANSFER_LIMITED ( ADC_CFGR1_DMAEN) /*!< ADC conversion data are transferred by DMA, in limited mode (one shot mode): DMA transfer requests are stopped when number of DMA data transfers (number of ADC conversions) is reached. This ADC mode is intended to be used with DMA mode non-circular. */ +#define LL_ADC_REG_DMA_TRANSFER_UNLIMITED (ADC_CFGR1_DMACFG | ADC_CFGR1_DMAEN) /*!< ADC conversion data are transferred by DMA, in unlimited mode: DMA transfer requests are unlimited, whatever number of DMA data transferred (number of ADC conversions). This ADC mode is intended to be used with DMA mode circular. */ +/** + * @} + */ + +/** @defgroup ADC_LL_EC_REG_OVR_DATA_BEHAVIOR ADC group regular - Overrun behavior on conversion data +* @{ +*/ +#define LL_ADC_REG_OVR_DATA_PRESERVED ((uint32_t)0x00000000U)/*!< ADC group regular behavior in case of overrun: data preserved */ +#define LL_ADC_REG_OVR_DATA_OVERWRITTEN (ADC_CFGR1_OVRMOD) /*!< ADC group regular behavior in case of overrun: data overwritten */ +/** + * @} + */ + +/** @defgroup ADC_LL_EC_REG_SEQ_SCAN_DIRECTION ADC group regular - Sequencer scan direction + * @{ + */ +#define LL_ADC_REG_SEQ_SCAN_DIR_FORWARD ((uint32_t)0x00000000U)/*!< ADC group regular sequencer scan direction forward: from lowest channel number to highest channel number (scan of all ranks, ADC conversion of ranks with channels enabled in sequencer). On some other STM32 families, this setting is not available and the default scan direction is forward. */ +#define LL_ADC_REG_SEQ_SCAN_DIR_BACKWARD (ADC_CFGR1_SCANDIR) /*!< ADC group regular sequencer scan direction backward: from highest channel number to lowest channel number (scan of all ranks, ADC conversion of ranks with channels enabled in sequencer) */ +/** + * @} + */ + +/** @defgroup ADC_LL_EC_REG_SEQ_DISCONT_MODE ADC group regular - Sequencer discontinuous mode + * @{ + */ +#define LL_ADC_REG_SEQ_DISCONT_DISABLE ((uint32_t)0x00000000U) /*!< ADC group regular sequencer discontinuous mode disable */ +#define LL_ADC_REG_SEQ_DISCONT_1RANK (ADC_CFGR1_DISCEN) /*!< ADC group regular sequencer discontinuous mode enable with sequence interruption every rank */ +/** + * @} + */ + +/** @defgroup ADC_LL_EC_CHANNEL_SAMPLINGTIME Channel - Sampling time + * @{ + */ +#define LL_ADC_SAMPLINGTIME_1CYCLE_5 ((uint32_t)0x00000000U) /*!< Sampling time 1.5 ADC clock cycle */ +#define LL_ADC_SAMPLINGTIME_7CYCLES_5 (ADC_SMPR_SMP_0) /*!< Sampling time 7.5 ADC clock cycles */ +#define LL_ADC_SAMPLINGTIME_13CYCLES_5 (ADC_SMPR_SMP_1) /*!< Sampling time 13.5 ADC clock cycles */ +#define LL_ADC_SAMPLINGTIME_28CYCLES_5 (ADC_SMPR_SMP_1 | ADC_SMPR_SMP_0) /*!< Sampling time 28.5 ADC clock cycles */ +#define LL_ADC_SAMPLINGTIME_41CYCLES_5 (ADC_SMPR_SMP_2) /*!< Sampling time 41.5 ADC clock cycles */ +#define LL_ADC_SAMPLINGTIME_55CYCLES_5 (ADC_SMPR_SMP_2 | ADC_SMPR_SMP_0) /*!< Sampling time 55.5 ADC clock cycles */ +#define LL_ADC_SAMPLINGTIME_71CYCLES_5 (ADC_SMPR_SMP_2 | ADC_SMPR_SMP_1) /*!< Sampling time 71.5 ADC clock cycles */ +#define LL_ADC_SAMPLINGTIME_239CYCLES_5 (ADC_SMPR_SMP_2 | ADC_SMPR_SMP_1 | ADC_SMPR_SMP_0) /*!< Sampling time 239.5 ADC clock cycles */ +/** + * @} + */ + +/** @defgroup ADC_LL_EC_AWD_NUMBER Analog watchdog - Analog watchdog number + * @{ + */ +#define LL_ADC_AWD1 (ADC_AWD_CR1_CHANNEL_MASK | ADC_AWD_CR1_REGOFFSET) /*!< ADC analog watchdog number 1 */ +/** + * @} + */ + +/** @defgroup ADC_LL_EC_AWD_CHANNELS Analog watchdog - Monitored channels + * @{ + */ +#define LL_ADC_AWD_DISABLE ((uint32_t)0x00000000U) /*!< ADC analog watchdog monitoring disabled */ +#define LL_ADC_AWD_ALL_CHANNELS_REG ( ADC_CFGR1_AWDEN ) /*!< ADC analog watchdog monitoring of all channels, converted by group regular only */ +#define LL_ADC_AWD_CHANNEL_0_REG ((LL_ADC_CHANNEL_0 & ADC_CHANNEL_ID_MASK) | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL) /*!< ADC analog watchdog monitoring of ADC external channel (channel connected to GPIO pin) ADCx_IN0, converted by group regular only */ +#define LL_ADC_AWD_CHANNEL_1_REG ((LL_ADC_CHANNEL_1 & ADC_CHANNEL_ID_MASK) | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL) /*!< ADC analog watchdog monitoring of ADC external channel (channel connected to GPIO pin) ADCx_IN1, converted by group regular only */ +#define LL_ADC_AWD_CHANNEL_2_REG ((LL_ADC_CHANNEL_2 & ADC_CHANNEL_ID_MASK) | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL) /*!< ADC analog watchdog monitoring of ADC external channel (channel connected to GPIO pin) ADCx_IN2, converted by group regular only */ +#define LL_ADC_AWD_CHANNEL_3_REG ((LL_ADC_CHANNEL_3 & ADC_CHANNEL_ID_MASK) | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL) /*!< ADC analog watchdog monitoring of ADC external channel (channel connected to GPIO pin) ADCx_IN3, converted by group regular only */ +#define LL_ADC_AWD_CHANNEL_4_REG ((LL_ADC_CHANNEL_4 & ADC_CHANNEL_ID_MASK) | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL) /*!< ADC analog watchdog monitoring of ADC external channel (channel connected to GPIO pin) ADCx_IN4, converted by group regular only */ +#define LL_ADC_AWD_CHANNEL_5_REG ((LL_ADC_CHANNEL_5 & ADC_CHANNEL_ID_MASK) | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL) /*!< ADC analog watchdog monitoring of ADC external channel (channel connected to GPIO pin) ADCx_IN5, converted by group regular only */ +#define LL_ADC_AWD_CHANNEL_6_REG ((LL_ADC_CHANNEL_6 & ADC_CHANNEL_ID_MASK) | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL) /*!< ADC analog watchdog monitoring of ADC external channel (channel connected to GPIO pin) ADCx_IN6, converted by group regular only */ +#define LL_ADC_AWD_CHANNEL_7_REG ((LL_ADC_CHANNEL_7 & ADC_CHANNEL_ID_MASK) | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL) /*!< ADC analog watchdog monitoring of ADC external channel (channel connected to GPIO pin) ADCx_IN7, converted by group regular only */ +#define LL_ADC_AWD_CHANNEL_8_REG ((LL_ADC_CHANNEL_8 & ADC_CHANNEL_ID_MASK) | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL) /*!< ADC analog watchdog monitoring of ADC external channel (channel connected to GPIO pin) ADCx_IN8, converted by group regular only */ +#define LL_ADC_AWD_CHANNEL_9_REG ((LL_ADC_CHANNEL_9 & ADC_CHANNEL_ID_MASK) | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL) /*!< ADC analog watchdog monitoring of ADC external channel (channel connected to GPIO pin) ADCx_IN9, converted by group regular only */ +#define LL_ADC_AWD_CHANNEL_10_REG ((LL_ADC_CHANNEL_10 & ADC_CHANNEL_ID_MASK) | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL) /*!< ADC analog watchdog monitoring of ADC external channel (channel connected to GPIO pin) ADCx_IN10, converted by group regular only */ +#define LL_ADC_AWD_CHANNEL_11_REG ((LL_ADC_CHANNEL_11 & ADC_CHANNEL_ID_MASK) | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL) /*!< ADC analog watchdog monitoring of ADC external channel (channel connected to GPIO pin) ADCx_IN11, converted by group regular only */ +#define LL_ADC_AWD_CHANNEL_12_REG ((LL_ADC_CHANNEL_12 & ADC_CHANNEL_ID_MASK) | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL) /*!< ADC analog watchdog monitoring of ADC external channel (channel connected to GPIO pin) ADCx_IN12, converted by group regular only */ +#define LL_ADC_AWD_CHANNEL_13_REG ((LL_ADC_CHANNEL_13 & ADC_CHANNEL_ID_MASK) | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL) /*!< ADC analog watchdog monitoring of ADC external channel (channel connected to GPIO pin) ADCx_IN13, converted by group regular only */ +#define LL_ADC_AWD_CHANNEL_14_REG ((LL_ADC_CHANNEL_14 & ADC_CHANNEL_ID_MASK) | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL) /*!< ADC analog watchdog monitoring of ADC external channel (channel connected to GPIO pin) ADCx_IN14, converted by group regular only */ +#define LL_ADC_AWD_CHANNEL_15_REG ((LL_ADC_CHANNEL_15 & ADC_CHANNEL_ID_MASK) | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL) /*!< ADC analog watchdog monitoring of ADC external channel (channel connected to GPIO pin) ADCx_IN15, converted by group regular only */ +#define LL_ADC_AWD_CHANNEL_17_REG ((LL_ADC_CHANNEL_17 & ADC_CHANNEL_ID_MASK) | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL) /*!< ADC analog watchdog monitoring of ADC external channel (channel connected to GPIO pin) ADCx_IN17, converted by group regular only */ +#define LL_ADC_AWD_CHANNEL_18_REG ((LL_ADC_CHANNEL_18 & ADC_CHANNEL_ID_MASK) | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL) /*!< ADC analog watchdog monitoring of ADC external channel (channel connected to GPIO pin) ADCx_IN18, converted by group regular only */ +#define LL_ADC_AWD_CH_VREFINT_REG ((LL_ADC_CHANNEL_VREFINT & ADC_CHANNEL_ID_MASK) | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL) /*!< ADC analog watchdog monitoring of ADC internal channel connected to VrefInt: Internal voltage reference, converted by group regular only */ +#define LL_ADC_AWD_CH_TEMPSENSOR_REG ((LL_ADC_CHANNEL_TEMPSENSOR & ADC_CHANNEL_ID_MASK) | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL) /*!< ADC analog watchdog monitoring of ADC internal channel connected to Temperature sensor, converted by group regular only */ +#if defined(ADC_CCR_VLCDEN) +#define LL_ADC_AWD_CHANNEL_16_REG ((LL_ADC_CHANNEL_16 & ADC_CHANNEL_ID_MASK) | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL) /*!< ADC analog watchdog monitoring of ADC external channel (channel connected to GPIO pin) ADCx_IN16, converted by group regular only */ +#define LL_ADC_AWD_CH_VLCD_REG ((LL_ADC_CHANNEL_VLCD & ADC_CHANNEL_ID_MASK) | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL) /*!< ADC analog watchdog monitoring of ADC internal channel connected to Vbat/3: Vbat voltage through a divider ladder of factor 1/3 to have Vbat always below Vdda, converted by group regular only */ +#endif +/** + * @} + */ + +/** @defgroup ADC_LL_EC_AWD_THRESHOLDS Analog watchdog - Thresholds + * @{ + */ +#define LL_ADC_AWD_THRESHOLD_HIGH (ADC_TR_HT ) /*!< ADC analog watchdog threshold high */ +#define LL_ADC_AWD_THRESHOLD_LOW ( ADC_TR_LT) /*!< ADC analog watchdog threshold low */ +#define LL_ADC_AWD_THRESHOLDS_HIGH_LOW (ADC_TR_HT | ADC_TR_LT) /*!< ADC analog watchdog both thresholds high and low concatenated into the same data */ +/** + * @} + */ + +/** @defgroup ADC_LL_EC_OVS_SCOPE Oversampling - Oversampling scope + * @{ + */ +#define LL_ADC_OVS_DISABLE ((uint32_t)0x00000000U) /*!< ADC oversampling disabled. */ +#define LL_ADC_OVS_GRP_REGULAR_CONTINUED ( ADC_CFGR2_OVSE) /*!< ADC oversampling on conversions of ADC group regular. Literal suffix "continued" is kept for compatibility with other STM32 devices featuring ADC group injected, in this case other oversampling scope parameters are available. */ +/** + * @} + */ + +/** @defgroup ADC_LL_EC_OVS_DISCONT_MODE Oversampling - Discontinuous mode + * @{ + */ +#define LL_ADC_OVS_REG_CONT ((uint32_t)0x00000000U)/*!< ADC oversampling discontinuous mode: continuous mode (all conversions of oversampling ratio are done from 1 trigger) */ +#define LL_ADC_OVS_REG_DISCONT (ADC_CFGR2_TOVS) /*!< ADC oversampling discontinuous mode: discontinuous mode (each conversion of oversampling ratio needs a trigger) */ +/** + * @} + */ + +/** @defgroup ADC_LL_EC_OVS_RATIO Oversampling - Ratio + * @{ + */ +#define LL_ADC_OVS_RATIO_2 ((uint32_t)0x00000000U) /*!< ADC oversampling ratio of 2 (2 ADC conversions are performed, sum of these conversions data is computed to result as the ADC oversampling conversion data (before potential shift) */ +#define LL_ADC_OVS_RATIO_4 ( ADC_CFGR2_OVSR_0) /*!< ADC oversampling ratio of 4 (4 ADC conversions are performed, sum of these conversions data is computed to result as the ADC oversampling conversion data (before potential shift) */ +#define LL_ADC_OVS_RATIO_8 ( ADC_CFGR2_OVSR_1 ) /*!< ADC oversampling ratio of 8 (8 ADC conversions are performed, sum of these conversions data is computed to result as the ADC oversampling conversion data (before potential shift) */ +#define LL_ADC_OVS_RATIO_16 ( ADC_CFGR2_OVSR_1 | ADC_CFGR2_OVSR_0) /*!< ADC oversampling ratio of 16 (16 ADC conversions are performed, sum of these conversions data is computed to result as the ADC oversampling conversion data (before potential shift) */ +#define LL_ADC_OVS_RATIO_32 (ADC_CFGR2_OVSR_2 ) /*!< ADC oversampling ratio of 32 (32 ADC conversions are performed, sum of these conversions data is computed to result as the ADC oversampling conversion data (before potential shift) */ +#define LL_ADC_OVS_RATIO_64 (ADC_CFGR2_OVSR_2 | ADC_CFGR2_OVSR_0) /*!< ADC oversampling ratio of 64 (64 ADC conversions are performed, sum of these conversions data is computed to result as the ADC oversampling conversion data (before potential shift) */ +#define LL_ADC_OVS_RATIO_128 (ADC_CFGR2_OVSR_2 | ADC_CFGR2_OVSR_1 ) /*!< ADC oversampling ratio of 128 (128 ADC conversions are performed, sum of these conversions data is computed to result as the ADC oversampling conversion data (before potential shift) */ +#define LL_ADC_OVS_RATIO_256 (ADC_CFGR2_OVSR_2 | ADC_CFGR2_OVSR_1 | ADC_CFGR2_OVSR_0) /*!< ADC oversampling ratio of 256 (256 ADC conversions are performed, sum of these conversions data is computed to result as the ADC oversampling conversion data (before potential shift) */ +/** + * @} + */ + +/** @defgroup ADC_LL_EC_OVS_SHIFT Oversampling - Data shift + * @{ + */ +#define LL_ADC_OVS_SHIFT_NONE ((uint32_t)0x00000000U) /*!< ADC oversampling no shift (sum of the ADC conversions data is not divided to result as the ADC oversampling conversion data) */ +#define LL_ADC_OVS_SHIFT_RIGHT_1 ( ADC_CFGR2_OVSS_0) /*!< ADC oversampling shift of 1 (sum of the ADC conversions data is divided by 2 to result as the ADC oversampling conversion data) */ +#define LL_ADC_OVS_SHIFT_RIGHT_2 ( ADC_CFGR2_OVSS_1 ) /*!< ADC oversampling shift of 2 (sum of the ADC conversions data is divided by 4 to result as the ADC oversampling conversion data) */ +#define LL_ADC_OVS_SHIFT_RIGHT_3 ( ADC_CFGR2_OVSS_1 | ADC_CFGR2_OVSS_0) /*!< ADC oversampling shift of 3 (sum of the ADC conversions data is divided by 8 to result as the ADC oversampling conversion data) */ +#define LL_ADC_OVS_SHIFT_RIGHT_4 ( ADC_CFGR2_OVSS_2 ) /*!< ADC oversampling shift of 4 (sum of the ADC conversions data is divided by 16 to result as the ADC oversampling conversion data) */ +#define LL_ADC_OVS_SHIFT_RIGHT_5 ( ADC_CFGR2_OVSS_2 | ADC_CFGR2_OVSS_0) /*!< ADC oversampling shift of 5 (sum of the ADC conversions data is divided by 32 to result as the ADC oversampling conversion data) */ +#define LL_ADC_OVS_SHIFT_RIGHT_6 ( ADC_CFGR2_OVSS_2 | ADC_CFGR2_OVSS_1 ) /*!< ADC oversampling shift of 6 (sum of the ADC conversions data is divided by 64 to result as the ADC oversampling conversion data) */ +#define LL_ADC_OVS_SHIFT_RIGHT_7 ( ADC_CFGR2_OVSS_2 | ADC_CFGR2_OVSS_1 | ADC_CFGR2_OVSS_0) /*!< ADC oversampling shift of 7 (sum of the ADC conversions data is divided by 128 to result as the ADC oversampling conversion data) */ +#define LL_ADC_OVS_SHIFT_RIGHT_8 (ADC_CFGR2_OVSS_3 ) /*!< ADC oversampling shift of 8 (sum of the ADC conversions data is divided by 256 to result as the ADC oversampling conversion data) */ +/** + * @} + */ + + +/** @defgroup ADC_LL_EC_HW_DELAYS Definitions of ADC hardware constraints delays + * @note Only ADC IP HW delays are defined in ADC LL driver driver, + * not timeout values. + * For details on delays values, refer to descriptions in source code + * above each literal definition. + * @{ + */ + +/* Note: Only ADC IP HW delays are defined in ADC LL driver driver, */ +/* not timeout values. */ +/* Timeout values for ADC operations are dependent to device clock */ +/* configuration (system clock versus ADC clock), */ +/* and therefore must be defined in user application. */ +/* Indications for estimation of ADC timeout delays, for this */ +/* STM32 serie: */ +/* - ADC calibration time: maximum delay is 83/fADC. */ +/* (refer to device datasheet, parameter "tCAL") */ +/* - ADC enable time: maximum delay is 1 conversion cycle. */ +/* (refer to device datasheet, parameter "tSTAB") */ +/* - ADC disable time: maximum delay should be a few ADC clock cycles */ +/* - ADC stop conversion time: maximum delay should be a few ADC clock */ +/* cycles */ +/* - ADC conversion time: duration depending on ADC clock and ADC */ +/* configuration. */ +/* (refer to device reference manual, section "Timing") */ + +/* Delay for ADC stabilization time (ADC voltage regulator start-up time) */ +/* Delay set to maximum value (refer to device datasheet, */ +/* parameter "tUP_LDO"). */ +#define LL_ADC_DELAY_INTERNAL_REGUL_STAB_US ((uint32_t) 10U) /*!< Delay for ADC stabilization time (ADC voltage regulator start-up time) */ + +/* Delay for internal voltage reference stabilization time. */ +/* Delay set to maximum value (refer to device datasheet, */ +/* parameter "TADC_BUF"). */ +/* Unit: us */ +#define LL_ADC_DELAY_VREFINT_STAB_US ((uint32_t) 10U) /*!< Delay for internal voltage reference stabilization time */ + +/* Delay for temperature sensor stabilization time. */ +/* Literal set to maximum value (refer to device datasheet, */ +/* parameter "tSTART"). */ +/* Unit: us */ +#define LL_ADC_DELAY_TEMPSENSOR_STAB_US ((uint32_t) 10U) /*!< Delay for temperature sensor stabilization time */ + +/* Delay required between ADC end of calibration and ADC enable. */ +/* Note: On this STM32 serie, a minimum number of ADC clock cycles */ +/* are required between ADC end of calibration and ADC enable. */ +/* Wait time can be computed in user application by waiting for the */ +/* equivalent number of CPU cycles, by taking into account */ +/* ratio of CPU clock versus ADC clock prescalers. */ +/* Unit: ADC clock cycles. */ +#define LL_ADC_DELAY_CALIB_ENABLE_ADC_CYCLES ((uint32_t) 2U) /*!< Delay required between ADC end of calibration and ADC enable */ + +/** + * @} + */ + +/** + * @} + */ + + +/* Exported macro ------------------------------------------------------------*/ +/** @defgroup ADC_LL_Exported_Macros ADC Exported Macros + * @{ + */ + +/** @defgroup ADC_LL_EM_WRITE_READ Common write and read registers Macros + * @{ + */ + +/** + * @brief Write a value in ADC register + * @param __INSTANCE__ ADC Instance + * @param __REG__ Register to be written + * @param __VALUE__ Value to be written in the register + * @retval None + */ +#define LL_ADC_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) + +/** + * @brief Read a value in ADC register + * @param __INSTANCE__ ADC Instance + * @param __REG__ Register to be read + * @retval Register value + */ +#define LL_ADC_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) +/** + * @} + */ + +/** @defgroup ADC_LL_EM_HELPER_MACRO ADC helper macro + * @{ + */ + +/** + * @brief Helper macro to get ADC channel number in decimal format + * from literals LL_ADC_CHANNEL_x. + * @note Example: + * __LL_ADC_CHANNEL_TO_DECIMAL_NB(LL_ADC_CHANNEL_4) + * will return decimal number "4". + * @note The input can be a value from functions where a channel + * number is returned, either defined with number + * or with bitfield (only one bit must be set). + * @param __CHANNEL__ This parameter can be one of the following values: + * @arg @ref LL_ADC_CHANNEL_0 + * @arg @ref LL_ADC_CHANNEL_1 + * @arg @ref LL_ADC_CHANNEL_2 + * @arg @ref LL_ADC_CHANNEL_3 + * @arg @ref LL_ADC_CHANNEL_4 + * @arg @ref LL_ADC_CHANNEL_5 + * @arg @ref LL_ADC_CHANNEL_6 + * @arg @ref LL_ADC_CHANNEL_7 + * @arg @ref LL_ADC_CHANNEL_8 + * @arg @ref LL_ADC_CHANNEL_9 + * @arg @ref LL_ADC_CHANNEL_10 + * @arg @ref LL_ADC_CHANNEL_11 + * @arg @ref LL_ADC_CHANNEL_12 + * @arg @ref LL_ADC_CHANNEL_13 + * @arg @ref LL_ADC_CHANNEL_14 + * @arg @ref LL_ADC_CHANNEL_15 + * @arg @ref LL_ADC_CHANNEL_16 (1) + * @arg @ref LL_ADC_CHANNEL_17 + * @arg @ref LL_ADC_CHANNEL_18 + * @arg @ref LL_ADC_CHANNEL_VREFINT + * @arg @ref LL_ADC_CHANNEL_TEMPSENSOR + * @arg @ref LL_ADC_CHANNEL_VLCD (1) + * + * (1) On STM32L0, parameter not available on all devices: only on STM32L053xx, STM32L063xx, STM32L073xx, STM32L083xx. + * @retval Value between Min_Data=0 and Max_Data=18 + */ +#if defined(ADC_CCR_VLCDEN) +#define __LL_ADC_CHANNEL_TO_DECIMAL_NB(__CHANNEL__) \ + ((((__CHANNEL__) & ADC_CHANNEL_ID_BITFIELD_MASK) == 0U) \ + ? ( \ + ((__CHANNEL__) & ADC_CHANNEL_ID_NUMBER_MASK) >> ADC_CHANNEL_ID_NUMBER_BITOFFSET_POS \ + ) \ + : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL0) == ADC_CHSELR_CHSEL0) ? (0U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL1) == ADC_CHSELR_CHSEL1) ? (1U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL2) == ADC_CHSELR_CHSEL2) ? (2U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL3) == ADC_CHSELR_CHSEL3) ? (3U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL4) == ADC_CHSELR_CHSEL4) ? (4U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL5) == ADC_CHSELR_CHSEL5) ? (5U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL6) == ADC_CHSELR_CHSEL6) ? (6U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL7) == ADC_CHSELR_CHSEL7) ? (7U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL8) == ADC_CHSELR_CHSEL8) ? (8U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL9) == ADC_CHSELR_CHSEL9) ? (9U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL10) == ADC_CHSELR_CHSEL10) ? (10U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL11) == ADC_CHSELR_CHSEL11) ? (11U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL12) == ADC_CHSELR_CHSEL12) ? (12U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL13) == ADC_CHSELR_CHSEL13) ? (13U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL14) == ADC_CHSELR_CHSEL14) ? (14U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL15) == ADC_CHSELR_CHSEL15) ? (15U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL16) == ADC_CHSELR_CHSEL16) ? (16U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL17) == ADC_CHSELR_CHSEL17) ? (17U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL18) == ADC_CHSELR_CHSEL18) ? (18U) : \ + (0U) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) +#else +#define __LL_ADC_CHANNEL_TO_DECIMAL_NB(__CHANNEL__) \ + ((((__CHANNEL__) & ADC_CHANNEL_ID_BITFIELD_MASK) == 0U) \ + ? ( \ + ((__CHANNEL__) & ADC_CHANNEL_ID_NUMBER_MASK) >> ADC_CHANNEL_ID_NUMBER_BITOFFSET_POS \ + ) \ + : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL0) == ADC_CHSELR_CHSEL0) ? (0U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL1) == ADC_CHSELR_CHSEL1) ? (1U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL2) == ADC_CHSELR_CHSEL2) ? (2U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL3) == ADC_CHSELR_CHSEL3) ? (3U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL4) == ADC_CHSELR_CHSEL4) ? (4U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL5) == ADC_CHSELR_CHSEL5) ? (5U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL6) == ADC_CHSELR_CHSEL6) ? (6U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL7) == ADC_CHSELR_CHSEL7) ? (7U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL8) == ADC_CHSELR_CHSEL8) ? (8U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL9) == ADC_CHSELR_CHSEL9) ? (9U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL10) == ADC_CHSELR_CHSEL10) ? (10U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL11) == ADC_CHSELR_CHSEL11) ? (11U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL12) == ADC_CHSELR_CHSEL12) ? (12U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL13) == ADC_CHSELR_CHSEL13) ? (13U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL14) == ADC_CHSELR_CHSEL14) ? (14U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL15) == ADC_CHSELR_CHSEL15) ? (15U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL17) == ADC_CHSELR_CHSEL17) ? (17U) : \ + ( \ + (((__CHANNEL__) & ADC_CHSELR_CHSEL18) == ADC_CHSELR_CHSEL18) ? (18U) : \ + (0U) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) \ + ) +#endif + +/** + * @brief Helper macro to get ADC channel in literal format LL_ADC_CHANNEL_x + * from number in decimal format. + * @note Example: + * __LL_ADC_DECIMAL_NB_TO_CHANNEL(4) + * will return a data equivalent to "LL_ADC_CHANNEL_4". + * @param __DECIMAL_NB__: Value between Min_Data=0 and Max_Data=18 + * @retval Returned value can be one of the following values: + * @arg @ref LL_ADC_CHANNEL_0 + * @arg @ref LL_ADC_CHANNEL_1 + * @arg @ref LL_ADC_CHANNEL_2 + * @arg @ref LL_ADC_CHANNEL_3 + * @arg @ref LL_ADC_CHANNEL_4 + * @arg @ref LL_ADC_CHANNEL_5 + * @arg @ref LL_ADC_CHANNEL_6 + * @arg @ref LL_ADC_CHANNEL_7 + * @arg @ref LL_ADC_CHANNEL_8 + * @arg @ref LL_ADC_CHANNEL_9 + * @arg @ref LL_ADC_CHANNEL_10 + * @arg @ref LL_ADC_CHANNEL_11 + * @arg @ref LL_ADC_CHANNEL_12 + * @arg @ref LL_ADC_CHANNEL_13 + * @arg @ref LL_ADC_CHANNEL_14 + * @arg @ref LL_ADC_CHANNEL_15 + * @arg @ref LL_ADC_CHANNEL_16 (1) + * @arg @ref LL_ADC_CHANNEL_17 + * @arg @ref LL_ADC_CHANNEL_18 + * @arg @ref LL_ADC_CHANNEL_VREFINT (2) + * @arg @ref LL_ADC_CHANNEL_TEMPSENSOR (2) + * @arg @ref LL_ADC_CHANNEL_VLCD (1)(2) + * + * (1) On STM32L0, parameter not available on all devices: only on STM32L053xx, STM32L063xx, STM32L073xx, STM32L083xx.\n + * (2) For ADC channel read back from ADC register, + * comparison with internal channel parameter to be done + * using helper macro @ref __LL_ADC_CHANNEL_INTERNAL_TO_EXTERNAL(). + */ +#define __LL_ADC_DECIMAL_NB_TO_CHANNEL(__DECIMAL_NB__) \ + ( \ + ((__DECIMAL_NB__) << ADC_CHANNEL_ID_NUMBER_BITOFFSET_POS) | \ + (ADC_CHSELR_CHSEL0 << (__DECIMAL_NB__)) \ + ) + +/** + * @brief Helper macro to determine whether the selected channel + * corresponds to literal definitions of driver. + * @note The different literal definitions of ADC channels are: + * - ADC internal channel: + * LL_ADC_CHANNEL_VREFINT, LL_ADC_CHANNEL_TEMPSENSOR, ... + * - ADC external channel (channel connected to a GPIO pin): + * LL_ADC_CHANNEL_1, LL_ADC_CHANNEL_2, ... + * @note The channel parameter must be a value defined from literal + * definition of a ADC internal channel (LL_ADC_CHANNEL_VREFINT, + * LL_ADC_CHANNEL_TEMPSENSOR, ...), + * ADC external channel (LL_ADC_CHANNEL_1, LL_ADC_CHANNEL_2, ...), + * must not be a value from functions where a channel number is + * returned from ADC registers, + * because internal and external channels share the same channel + * number in ADC registers. The differentiation is made only with + * parameters definitions of driver. + * @param __CHANNEL__ This parameter can be one of the following values: + * @arg @ref LL_ADC_CHANNEL_0 + * @arg @ref LL_ADC_CHANNEL_1 + * @arg @ref LL_ADC_CHANNEL_2 + * @arg @ref LL_ADC_CHANNEL_3 + * @arg @ref LL_ADC_CHANNEL_4 + * @arg @ref LL_ADC_CHANNEL_5 + * @arg @ref LL_ADC_CHANNEL_6 + * @arg @ref LL_ADC_CHANNEL_7 + * @arg @ref LL_ADC_CHANNEL_8 + * @arg @ref LL_ADC_CHANNEL_9 + * @arg @ref LL_ADC_CHANNEL_10 + * @arg @ref LL_ADC_CHANNEL_11 + * @arg @ref LL_ADC_CHANNEL_12 + * @arg @ref LL_ADC_CHANNEL_13 + * @arg @ref LL_ADC_CHANNEL_14 + * @arg @ref LL_ADC_CHANNEL_15 + * @arg @ref LL_ADC_CHANNEL_16 (1) + * @arg @ref LL_ADC_CHANNEL_17 + * @arg @ref LL_ADC_CHANNEL_18 + * @arg @ref LL_ADC_CHANNEL_VREFINT + * @arg @ref LL_ADC_CHANNEL_TEMPSENSOR + * @arg @ref LL_ADC_CHANNEL_VLCD (1) + * + * (1) On STM32L0, parameter not available on all devices: only on STM32L053xx, STM32L063xx, STM32L073xx, STM32L083xx. + * @retval - 0 if the channel corresponds to a parameter definition of a ADC external channel (channel connected to a GPIO pin) + * - 1 if the channel corresponds to a parameter definition of a ADC internal channel + */ +#define __LL_ADC_IS_CHANNEL_INTERNAL(__CHANNEL__) \ + (((__CHANNEL__) & ADC_CHANNEL_ID_INTERNAL_CH_MASK) != 0U) + +/** + * @brief Helper macro to convert a channel defined from parameter + * definition of a ADC internal channel (LL_ADC_CHANNEL_VREFINT, + * LL_ADC_CHANNEL_TEMPSENSOR, ...), + * to its equivalent parameter definition of a ADC external channel + * (LL_ADC_CHANNEL_1, LL_ADC_CHANNEL_2, ...). + * @note The channel parameter can be, additionally to a value + * defined from parameter definition of a ADC internal channel + * (LL_ADC_CHANNEL_VREFINT, LL_ADC_CHANNEL_TEMPSENSOR, ...), + * a value defined from parameter definition of + * ADC external channel (LL_ADC_CHANNEL_1, LL_ADC_CHANNEL_2, ...) + * or a value from functions where a channel number is returned + * from ADC registers. + * @param __CHANNEL__ This parameter can be one of the following values: + * @arg @ref LL_ADC_CHANNEL_0 + * @arg @ref LL_ADC_CHANNEL_1 + * @arg @ref LL_ADC_CHANNEL_2 + * @arg @ref LL_ADC_CHANNEL_3 + * @arg @ref LL_ADC_CHANNEL_4 + * @arg @ref LL_ADC_CHANNEL_5 + * @arg @ref LL_ADC_CHANNEL_6 + * @arg @ref LL_ADC_CHANNEL_7 + * @arg @ref LL_ADC_CHANNEL_8 + * @arg @ref LL_ADC_CHANNEL_9 + * @arg @ref LL_ADC_CHANNEL_10 + * @arg @ref LL_ADC_CHANNEL_11 + * @arg @ref LL_ADC_CHANNEL_12 + * @arg @ref LL_ADC_CHANNEL_13 + * @arg @ref LL_ADC_CHANNEL_14 + * @arg @ref LL_ADC_CHANNEL_15 + * @arg @ref LL_ADC_CHANNEL_16 (1) + * @arg @ref LL_ADC_CHANNEL_17 + * @arg @ref LL_ADC_CHANNEL_18 + * @arg @ref LL_ADC_CHANNEL_VREFINT + * @arg @ref LL_ADC_CHANNEL_TEMPSENSOR + * @arg @ref LL_ADC_CHANNEL_VLCD (1) + * + * (1) On STM32L0, parameter not available on all devices: only on STM32L053xx, STM32L063xx, STM32L073xx, STM32L083xx. + * @retval Returned value can be one of the following values: + * @arg @ref LL_ADC_CHANNEL_0 + * @arg @ref LL_ADC_CHANNEL_1 + * @arg @ref LL_ADC_CHANNEL_2 + * @arg @ref LL_ADC_CHANNEL_3 + * @arg @ref LL_ADC_CHANNEL_4 + * @arg @ref LL_ADC_CHANNEL_5 + * @arg @ref LL_ADC_CHANNEL_6 + * @arg @ref LL_ADC_CHANNEL_7 + * @arg @ref LL_ADC_CHANNEL_8 + * @arg @ref LL_ADC_CHANNEL_9 + * @arg @ref LL_ADC_CHANNEL_10 + * @arg @ref LL_ADC_CHANNEL_11 + * @arg @ref LL_ADC_CHANNEL_12 + * @arg @ref LL_ADC_CHANNEL_13 + * @arg @ref LL_ADC_CHANNEL_14 + * @arg @ref LL_ADC_CHANNEL_15 + * @arg @ref LL_ADC_CHANNEL_16 + * @arg @ref LL_ADC_CHANNEL_17 + * @arg @ref LL_ADC_CHANNEL_18 + */ +#define __LL_ADC_CHANNEL_INTERNAL_TO_EXTERNAL(__CHANNEL__) \ + ((__CHANNEL__) & ~ADC_CHANNEL_ID_INTERNAL_CH_MASK) + +/** + * @brief Helper macro to determine whether the internal channel + * selected is available on the ADC instance selected. + * @note The channel parameter must be a value defined from parameter + * definition of a ADC internal channel (LL_ADC_CHANNEL_VREFINT, + * LL_ADC_CHANNEL_TEMPSENSOR, ...), + * must not be a value defined from parameter definition of + * ADC external channel (LL_ADC_CHANNEL_1, LL_ADC_CHANNEL_2, ...) + * or a value from functions where a channel number is + * returned from ADC registers, + * because internal and external channels share the same channel + * number in ADC registers. The differentiation is made only with + * parameters definitions of driver. + * @param __ADC_INSTANCE__ ADC instance + * @param __CHANNEL__ This parameter can be one of the following values: + * @arg @ref LL_ADC_CHANNEL_VREFINT + * @arg @ref LL_ADC_CHANNEL_TEMPSENSOR + * @arg @ref LL_ADC_CHANNEL_VLCD (1) + * + * (1) On STM32L0, parameter not available on all devices: only on STM32L053xx, STM32L063xx, STM32L073xx, STM32L083xx. + + * @retval - 0 if the internal channel selected is not available on the ADC instance selected. + * - 1 if the internal channel selected is available on the ADC instance selected. + */ +#if defined(ADC_CCR_VLCDEN) +#define __LL_ADC_IS_CHANNEL_INTERNAL_AVAILABLE(__ADC_INSTANCE__, __CHANNEL__) \ + ( \ + ((__CHANNEL__) == LL_ADC_CHANNEL_VREFINT) || \ + ((__CHANNEL__) == LL_ADC_CHANNEL_TEMPSENSOR) || \ + ((__CHANNEL__) == LL_ADC_CHANNEL_VLCD) \ + ) +#else +#define __LL_ADC_IS_CHANNEL_INTERNAL_AVAILABLE(__ADC_INSTANCE__, __CHANNEL__) \ + ( \ + ((__CHANNEL__) == LL_ADC_CHANNEL_VREFINT) || \ + ((__CHANNEL__) == LL_ADC_CHANNEL_TEMPSENSOR) \ + ) +#endif + +/** + * @brief Helper macro to define ADC analog watchdog parameter: + * define a single channel to monitor with analog watchdog + * from sequencer channel and groups definition. + * @note To be used with function @ref LL_ADC_SetAnalogWDMonitChannels(). + * Example: + * LL_ADC_SetAnalogWDMonitChannels( + * ADC1, LL_ADC_AWD1, + * __LL_ADC_ANALOGWD_CHANNEL_GROUP(LL_ADC_CHANNEL4, LL_ADC_GROUP_REGULAR)) + * @param __CHANNEL__ This parameter can be one of the following values: + * @arg @ref LL_ADC_CHANNEL_0 + * @arg @ref LL_ADC_CHANNEL_1 + * @arg @ref LL_ADC_CHANNEL_2 + * @arg @ref LL_ADC_CHANNEL_3 + * @arg @ref LL_ADC_CHANNEL_4 + * @arg @ref LL_ADC_CHANNEL_5 + * @arg @ref LL_ADC_CHANNEL_6 + * @arg @ref LL_ADC_CHANNEL_7 + * @arg @ref LL_ADC_CHANNEL_8 + * @arg @ref LL_ADC_CHANNEL_9 + * @arg @ref LL_ADC_CHANNEL_10 + * @arg @ref LL_ADC_CHANNEL_11 + * @arg @ref LL_ADC_CHANNEL_12 + * @arg @ref LL_ADC_CHANNEL_13 + * @arg @ref LL_ADC_CHANNEL_14 + * @arg @ref LL_ADC_CHANNEL_15 + * @arg @ref LL_ADC_CHANNEL_16 (1) + * @arg @ref LL_ADC_CHANNEL_17 + * @arg @ref LL_ADC_CHANNEL_18 + * @arg @ref LL_ADC_CHANNEL_VREFINT (2) + * @arg @ref LL_ADC_CHANNEL_TEMPSENSOR (2) + * @arg @ref LL_ADC_CHANNEL_VLCD (1)(2) + * + * (1) On STM32L0, parameter not available on all devices: only on STM32L053xx, STM32L063xx, STM32L073xx, STM32L083xx.\n + * (2) For ADC channel read back from ADC register, + * comparison with internal channel parameter to be done + * using helper macro @ref __LL_ADC_CHANNEL_INTERNAL_TO_EXTERNAL(). + * @param __GROUP__ This parameter can be one of the following values: + * @arg @ref LL_ADC_GROUP_REGULAR + * @retval Returned value can be one of the following values: + * @arg @ref LL_ADC_AWD_DISABLE + * @arg @ref LL_ADC_AWD_ALL_CHANNELS_REG + * @arg @ref LL_ADC_AWD_CHANNEL_0_REG + * @arg @ref LL_ADC_AWD_CHANNEL_1_REG + * @arg @ref LL_ADC_AWD_CHANNEL_2_REG + * @arg @ref LL_ADC_AWD_CHANNEL_3_REG + * @arg @ref LL_ADC_AWD_CHANNEL_4_REG + * @arg @ref LL_ADC_AWD_CHANNEL_5_REG + * @arg @ref LL_ADC_AWD_CHANNEL_6_REG + * @arg @ref LL_ADC_AWD_CHANNEL_7_REG + * @arg @ref LL_ADC_AWD_CHANNEL_8_REG + * @arg @ref LL_ADC_AWD_CHANNEL_9_REG + * @arg @ref LL_ADC_AWD_CHANNEL_10_REG + * @arg @ref LL_ADC_AWD_CHANNEL_11_REG + * @arg @ref LL_ADC_AWD_CHANNEL_12_REG + * @arg @ref LL_ADC_AWD_CHANNEL_13_REG + * @arg @ref LL_ADC_AWD_CHANNEL_14_REG + * @arg @ref LL_ADC_AWD_CHANNEL_15_REG + * @arg @ref LL_ADC_AWD_CHANNEL_16_REG (1) + * @arg @ref LL_ADC_AWD_CHANNEL_17_REG + * @arg @ref LL_ADC_AWD_CHANNEL_18_REG + * @arg @ref LL_ADC_AWD_CH_VREFINT_REG + * @arg @ref LL_ADC_AWD_CH_TEMPSENSOR_REG + * @arg @ref LL_ADC_AWD_CH_VLCD_REG (1) + * + * (1) On STM32L0, parameter not available on all devices: only on STM32L053xx, STM32L063xx, STM32L073xx, STM32L083xx. + */ +#define __LL_ADC_ANALOGWD_CHANNEL_GROUP(__CHANNEL__, __GROUP__) \ + (((__CHANNEL__) & ADC_CHANNEL_ID_MASK) | ADC_CFGR1_AWDEN | ADC_CFGR1_AWDSGL) + +/** + * @brief Helper macro to set the value of ADC analog watchdog threshold high + * or low in function of ADC resolution, when ADC resolution is + * different of 12 bits. + * @note To be used with function @ref LL_ADC_ConfigAnalogWDThresholds() + * or @ref LL_ADC_SetAnalogWDThresholds(). + * Example, with a ADC resolution of 8 bits, to set the value of + * analog watchdog threshold high (on 8 bits): + * LL_ADC_SetAnalogWDThresholds + * (< ADCx param >, + * __LL_ADC_ANALOGWD_SET_THRESHOLD_RESOLUTION(LL_ADC_RESOLUTION_8B, ) + * ); + * @param __ADC_RESOLUTION__ This parameter can be one of the following values: + * @arg @ref LL_ADC_RESOLUTION_12B + * @arg @ref LL_ADC_RESOLUTION_10B + * @arg @ref LL_ADC_RESOLUTION_8B + * @arg @ref LL_ADC_RESOLUTION_6B + * @param __AWD_THRESHOLD__ Value between Min_Data=0x000 and Max_Data=0xFFF + * @retval Value between Min_Data=0x000 and Max_Data=0xFFF + */ +#define __LL_ADC_ANALOGWD_SET_THRESHOLD_RESOLUTION(__ADC_RESOLUTION__, __AWD_THRESHOLD__) \ + ((__AWD_THRESHOLD__) << ((__ADC_RESOLUTION__) >> (ADC_CFGR1_RES_BITOFFSET_POS - 1U ))) + +/** + * @brief Helper macro to get the value of ADC analog watchdog threshold high + * or low in function of ADC resolution, when ADC resolution is + * different of 12 bits. + * @note To be used with function @ref LL_ADC_GetAnalogWDThresholds(). + * Example, with a ADC resolution of 8 bits, to get the value of + * analog watchdog threshold high (on 8 bits): + * < threshold_value_6_bits > = __LL_ADC_ANALOGWD_GET_THRESHOLD_RESOLUTION + * (LL_ADC_RESOLUTION_8B, + * LL_ADC_GetAnalogWDThresholds(, LL_ADC_AWD_THRESHOLD_HIGH) + * ); + * @param __ADC_RESOLUTION__ This parameter can be one of the following values: + * @arg @ref LL_ADC_RESOLUTION_12B + * @arg @ref LL_ADC_RESOLUTION_10B + * @arg @ref LL_ADC_RESOLUTION_8B + * @arg @ref LL_ADC_RESOLUTION_6B + * @param __AWD_THRESHOLD_12_BITS__ Value between Min_Data=0x000 and Max_Data=0xFFF + * @retval Value between Min_Data=0x000 and Max_Data=0xFFF + */ +#define __LL_ADC_ANALOGWD_GET_THRESHOLD_RESOLUTION(__ADC_RESOLUTION__, __AWD_THRESHOLD_12_BITS__) \ + ((__AWD_THRESHOLD_12_BITS__) >> ((__ADC_RESOLUTION__) >> (ADC_CFGR1_RES_BITOFFSET_POS - 1U ))) + +/** + * @brief Helper macro to get the ADC analog watchdog threshold high + * or low from raw value containing both thresholds concatenated. + * @note To be used with function @ref LL_ADC_GetAnalogWDThresholds(). + * Example, to get analog watchdog threshold high from the register raw value: + * __LL_ADC_ANALOGWD_THRESHOLDS_HIGH_LOW(LL_ADC_AWD_THRESHOLD_HIGH, ); + * @param __AWD_THRESHOLD_TYPE__ This parameter can be one of the following values: + * @arg @ref LL_ADC_AWD_THRESHOLD_HIGH + * @arg @ref LL_ADC_AWD_THRESHOLD_LOW + * @param __AWD_THRESHOLDS__ Value between Min_Data=0x00000000 and Max_Data=0xFFFFFFFF + * @retval Value between Min_Data=0x000 and Max_Data=0xFFF + */ +#define __LL_ADC_ANALOGWD_THRESHOLDS_HIGH_LOW(__AWD_THRESHOLD_TYPE__, __AWD_THRESHOLDS__) \ + (((__AWD_THRESHOLD_TYPE__) == LL_ADC_AWD_THRESHOLD_LOW) \ + ? ( \ + (__AWD_THRESHOLDS__) & LL_ADC_AWD_THRESHOLD_LOW \ + ) \ + : \ + ( \ + ((__AWD_THRESHOLDS__) >> ADC_TR_HT_BITOFFSET_POS) & LL_ADC_AWD_THRESHOLD_LOW \ + ) \ + ) + +/** + * @brief Helper macro to select the ADC common instance + * to which is belonging the selected ADC instance. + * @note ADC common register instance can be used for: + * - Set parameters common to several ADC instances + * - Multimode (for devices with several ADC instances) + * Refer to functions having argument "ADCxy_COMMON" as parameter. + * @param __ADCx__ ADC instance + * @retval ADC common register instance + */ +#define __LL_ADC_COMMON_INSTANCE(__ADCx__) \ + (ADC1_COMMON) + +/** + * @brief Helper macro to check if all ADC instances sharing the same + * ADC common instance are disabled. + * @note This check is required by functions with setting conditioned to + * ADC state: + * All ADC instances of the ADC common group must be disabled. + * Refer to functions having argument "ADCxy_COMMON" as parameter. + * @note On devices with only 1 ADC common instance, parameter of this macro + * is useless and can be ignored (parameter kept for compatibility + * with devices featuring several ADC common instances). + * @param __ADCXY_COMMON__ ADC common instance + * (can be set directly from CMSIS definition or by using helper macro @ref __LL_ADC_COMMON_INSTANCE() ) + * @retval - 0 All ADC instances sharing the same ADC common instance + * are disabled. + * - 1 At least one ADC instance sharing the same ADC common instance + * is enabled + */ +#define __LL_ADC_IS_ENABLED_ALL_COMMON_INSTANCE(__ADCXY_COMMON__) \ + LL_ADC_IsEnabled(ADC1) + +/** + * @brief Helper macro to define the ADC conversion data full-scale digital + * value corresponding to the selected ADC resolution. + * @note ADC conversion data full-scale corresponds to voltage range + * determined by analog voltage references Vref+ and Vref- + * (refer to reference manual). + * @param __ADC_RESOLUTION__ This parameter can be one of the following values: + * @arg @ref LL_ADC_RESOLUTION_12B + * @arg @ref LL_ADC_RESOLUTION_10B + * @arg @ref LL_ADC_RESOLUTION_8B + * @arg @ref LL_ADC_RESOLUTION_6B + * @retval ADC conversion data equivalent voltage value (unit: mVolt) + */ +#define __LL_ADC_DIGITAL_SCALE(__ADC_RESOLUTION__) \ + (((uint32_t)0xFFFU) >> ((__ADC_RESOLUTION__) >> (ADC_CFGR1_RES_BITOFFSET_POS - 1U))) + +/** + * @brief Helper macro to convert the ADC conversion data from + * a resolution to another resolution. + * @param __DATA__ ADC conversion data to be converted + * @param __ADC_RESOLUTION_CURRENT__ Resolution of to the data to be converted + * This parameter can be one of the following values: + * @arg @ref LL_ADC_RESOLUTION_12B + * @arg @ref LL_ADC_RESOLUTION_10B + * @arg @ref LL_ADC_RESOLUTION_8B + * @arg @ref LL_ADC_RESOLUTION_6B + * @param __ADC_RESOLUTION_TARGET__ Resolution of the data after conversion + * This parameter can be one of the following values: + * @arg @ref LL_ADC_RESOLUTION_12B + * @arg @ref LL_ADC_RESOLUTION_10B + * @arg @ref LL_ADC_RESOLUTION_8B + * @arg @ref LL_ADC_RESOLUTION_6B + * @retval ADC conversion data to the requested resolution + */ +#define __LL_ADC_CONVERT_DATA_RESOLUTION(__DATA__, __ADC_RESOLUTION_CURRENT__, __ADC_RESOLUTION_TARGET__) \ + (((__DATA__) \ + << ((__ADC_RESOLUTION_CURRENT__) >> (ADC_CFGR1_RES_BITOFFSET_POS - 1U))) \ + >> ((__ADC_RESOLUTION_TARGET__) >> (ADC_CFGR1_RES_BITOFFSET_POS - 1U)) \ + ) + +/** + * @brief Helper macro to calculate the voltage (unit: mVolt) + * corresponding to a ADC conversion data (unit: digital value). + * @note Analog reference voltage (Vref+) must be either known from + * user board environment or can be calculated using ADC measurement + * and ADC helper macro @ref __LL_ADC_CALC_VREFANALOG_VOLTAGE(). + * @param __VREFANALOG_VOLTAGE__ Analog reference voltage (unit: mV) + * @param __ADC_DATA__ ADC conversion data (resolution 12 bits) + * (unit: digital value). + * @param __ADC_RESOLUTION__ This parameter can be one of the following values: + * @arg @ref LL_ADC_RESOLUTION_12B + * @arg @ref LL_ADC_RESOLUTION_10B + * @arg @ref LL_ADC_RESOLUTION_8B + * @arg @ref LL_ADC_RESOLUTION_6B + * @retval ADC conversion data equivalent voltage value (unit: mVolt) + */ +#define __LL_ADC_CALC_DATA_TO_VOLTAGE(__VREFANALOG_VOLTAGE__,\ + __ADC_DATA__,\ + __ADC_RESOLUTION__) \ + ((__ADC_DATA__) * (__VREFANALOG_VOLTAGE__) \ + / __LL_ADC_DIGITAL_SCALE(__ADC_RESOLUTION__) \ + ) + +/** + * @brief Helper macro to calculate analog reference voltage (Vref+) + * (unit: mVolt) from ADC conversion data of internal voltage + * reference VrefInt. + * @note Computation is using VrefInt calibration value + * stored in system memory for each device during production. + * @note This voltage depends on user board environment: voltage level + * connected to pin Vref+. + * On devices with small package, the pin Vref+ is not present + * and internally bonded to pin Vdda. + * @note On this STM32 serie, calibration data of internal voltage reference + * VrefInt corresponds to a resolution of 12 bits, + * this is the recommended ADC resolution to convert voltage of + * internal voltage reference VrefInt. + * Otherwise, this macro performs the processing to scale + * ADC conversion data to 12 bits. + * @param __VREFINT_ADC_DATA__: ADC conversion data (resolution 12 bits) + * of internal voltage reference VrefInt (unit: digital value). + * @param __ADC_RESOLUTION__ This parameter can be one of the following values: + * @arg @ref LL_ADC_RESOLUTION_12B + * @arg @ref LL_ADC_RESOLUTION_10B + * @arg @ref LL_ADC_RESOLUTION_8B + * @arg @ref LL_ADC_RESOLUTION_6B + * @retval Analog reference voltage (unit: mV) + */ +#define __LL_ADC_CALC_VREFANALOG_VOLTAGE(__VREFINT_ADC_DATA__,\ + __ADC_RESOLUTION__) \ + (((uint32_t)(*VREFINT_CAL_ADDR) * VREFINT_CAL_VREF) \ + / __LL_ADC_CONVERT_DATA_RESOLUTION((__VREFINT_ADC_DATA__), \ + (__ADC_RESOLUTION__), \ + LL_ADC_RESOLUTION_12B) \ + ) + +/** + * @brief Helper macro to calculate the temperature (unit: degree Celsius) + * from ADC conversion data of internal temperature sensor. + * @note Computation is using temperature sensor calibration values + * stored in system memory for each device during production. + * @note Calculation formula: + * Temperature = ((TS_ADC_DATA - TS_CAL1) + * * (TS_CAL2_TEMP - TS_CAL1_TEMP)) + * / (TS_CAL2 - TS_CAL1) + TS_CAL1_TEMP + * with TS_ADC_DATA = temperature sensor raw data measured by ADC + * Avg_Slope = (TS_CAL2 - TS_CAL1) + * / (TS_CAL2_TEMP - TS_CAL1_TEMP) + * TS_CAL1 = equivalent TS_ADC_DATA at temperature + * TEMP_DEGC_CAL1 (calibrated in factory) + * TS_CAL2 = equivalent TS_ADC_DATA at temperature + * TEMP_DEGC_CAL2 (calibrated in factory) + * Caution: Calculation relevancy under reserve that calibration + * parameters are correct (address and data). + * To calculate temperature using temperature sensor + * datasheet typical values (generic values less, therefore + * less accurate than calibrated values), + * use helper macro @ref __LL_ADC_CALC_TEMPERATURE_TYP_PARAMS(). + * @note As calculation input, the analog reference voltage (Vref+) must be + * defined as it impacts the ADC LSB equivalent voltage. + * @note Analog reference voltage (Vref+) must be either known from + * user board environment or can be calculated using ADC measurement + * and ADC helper macro @ref __LL_ADC_CALC_VREFANALOG_VOLTAGE(). + * @note On this STM32 serie, calibration data of temperature sensor + * corresponds to a resolution of 12 bits, + * this is the recommended ADC resolution to convert voltage of + * temperature sensor. + * Otherwise, this macro performs the processing to scale + * ADC conversion data to 12 bits. + * @param __VREFANALOG_VOLTAGE__ Analog reference voltage (unit: mV) + * @param __TEMPSENSOR_ADC_DATA__ ADC conversion data of internal + * temperature sensor (unit: digital value). + * @param __ADC_RESOLUTION__ ADC resolution at which internal temperature + * sensor voltage has been measured. + * This parameter can be one of the following values: + * @arg @ref LL_ADC_RESOLUTION_12B + * @arg @ref LL_ADC_RESOLUTION_10B + * @arg @ref LL_ADC_RESOLUTION_8B + * @arg @ref LL_ADC_RESOLUTION_6B + * @retval Temperature (unit: degree Celsius) + */ +#define __LL_ADC_CALC_TEMPERATURE(__VREFANALOG_VOLTAGE__,\ + __TEMPSENSOR_ADC_DATA__,\ + __ADC_RESOLUTION__) \ + (((( ((int32_t)((__LL_ADC_CONVERT_DATA_RESOLUTION((__TEMPSENSOR_ADC_DATA__), \ + (__ADC_RESOLUTION__), \ + LL_ADC_RESOLUTION_12B) \ + * (__VREFANALOG_VOLTAGE__)) \ + / TEMPSENSOR_CAL_VREFANALOG) \ + - (int32_t) *TEMPSENSOR_CAL1_ADDR) \ + ) * (int32_t)(TEMPSENSOR_CAL2_TEMP - TEMPSENSOR_CAL1_TEMP) \ + ) / (int32_t)((int32_t)*TEMPSENSOR_CAL2_ADDR - (int32_t)*TEMPSENSOR_CAL1_ADDR) \ + ) + TEMPSENSOR_CAL1_TEMP \ + ) + +/** + * @brief Helper macro to calculate the temperature (unit: degree Celsius) + * from ADC conversion data of internal temperature sensor. + * @note Computation is using temperature sensor typical values + * (refer to device datasheet). + * @note Calculation formula: + * Temperature = (TS_TYP_CALx_VOLT(uV) - TS_ADC_DATA * Conversion_uV) + * / Avg_Slope + CALx_TEMP + * with TS_ADC_DATA = temperature sensor raw data measured by ADC + * (unit: digital value) + * Avg_Slope = temperature sensor slope + * (unit: uV/Degree Celsius) + * TS_TYP_CALx_VOLT = temperature sensor digital value at + * temperature CALx_TEMP (unit: mV) + * Caution: Calculation relevancy under reserve the temperature sensor + * of the current device has characteristics in line with + * datasheet typical values. + * If temperature sensor calibration values are available on + * on this device (presence of macro __LL_ADC_CALC_TEMPERATURE()), + * temperature calculation will be more accurate using + * helper macro @ref __LL_ADC_CALC_TEMPERATURE(). + * @note As calculation input, the analog reference voltage (Vref+) must be + * defined as it impacts the ADC LSB equivalent voltage. + * @note Analog reference voltage (Vref+) must be either known from + * user board environment or can be calculated using ADC measurement + * and ADC helper macro @ref __LL_ADC_CALC_VREFANALOG_VOLTAGE(). + * @note ADC measurement data must correspond to a resolution of 12bits + * (full scale digital value 4095). If not the case, the data must be + * preliminarily rescaled to an equivalent resolution of 12 bits. + * @param __TEMPSENSOR_TYP_AVGSLOPE__ Device datasheet data: Temperature sensor slope typical value (unit: uV/DegCelsius). + * On STM32L0, refer to device datasheet parameter "Avg_Slope". + * @param __TEMPSENSOR_TYP_CALX_V__ Device datasheet data: Temperature sensor voltage typical value (at temperature and Vref+ defined in parameters below) (unit: mV). + * On STM32L0, refer to device datasheet parameter "V130" (corresponding to TS_CAL2). + * @param __TEMPSENSOR_CALX_TEMP__ Device datasheet data: Temperature at which temperature sensor voltage (see parameter above) is corresponding (unit: mV) + * @param __VREFANALOG_VOLTAGE__ Analog voltage reference (Vref+) voltage (unit: mV) + * @param __TEMPSENSOR_ADC_DATA__ ADC conversion data of internal temperature sensor (unit: digital value). + * @param __ADC_RESOLUTION__ ADC resolution at which internal temperature sensor voltage has been measured. + * This parameter can be one of the following values: + * @arg @ref LL_ADC_RESOLUTION_12B + * @arg @ref LL_ADC_RESOLUTION_10B + * @arg @ref LL_ADC_RESOLUTION_8B + * @arg @ref LL_ADC_RESOLUTION_6B + * @retval Temperature (unit: degree Celsius) + */ +#define __LL_ADC_CALC_TEMPERATURE_TYP_PARAMS(__TEMPSENSOR_TYP_AVGSLOPE__,\ + __TEMPSENSOR_TYP_CALX_V__,\ + __TEMPSENSOR_CALX_TEMP__,\ + __VREFANALOG_VOLTAGE__,\ + __TEMPSENSOR_ADC_DATA__,\ + __ADC_RESOLUTION__) \ + ((( ( \ + (int32_t)((((__TEMPSENSOR_ADC_DATA__) * (__VREFANALOG_VOLTAGE__)) \ + / __LL_ADC_DIGITAL_SCALE(__ADC_RESOLUTION__)) \ + * 1000) \ + - \ + (int32_t)(((__TEMPSENSOR_TYP_CALX_V__)) \ + * 1000) \ + ) \ + ) / (__TEMPSENSOR_TYP_AVGSLOPE__) \ + ) + (__TEMPSENSOR_CALX_TEMP__) \ + ) + +/** + * @} + */ + +/** + * @} + */ + + +/* Exported functions --------------------------------------------------------*/ +/** @defgroup ADC_LL_Exported_Functions ADC Exported Functions + * @{ + */ + +/** @defgroup ADC_LL_EF_DMA_Management ADC DMA management + * @{ + */ +/* Note: LL ADC functions to set DMA transfer are located into sections of */ +/* configuration of ADC instance, groups and multimode (if available): */ +/* @ref LL_ADC_REG_SetDMATransfer(), ... */ + +/** + * @brief Function to help to configure DMA transfer from ADC: retrieve the + * ADC register address from ADC instance and a list of ADC registers + * intended to be used (most commonly) with DMA transfer. + * @note These ADC registers are data registers: + * when ADC conversion data is available in ADC data registers, + * ADC generates a DMA transfer request. + * @note This macro is intended to be used with LL DMA driver, refer to + * function "LL_DMA_ConfigAddresses()". + * Example: + * LL_DMA_ConfigAddresses(DMA1, + * LL_DMA_CHANNEL_1, + * LL_ADC_DMA_GetRegAddr(ADC1, LL_ADC_DMA_REG_REGULAR_DATA), + * (uint32_t)&< array or variable >, + * LL_DMA_DIRECTION_PERIPH_TO_MEMORY); + * @note For devices with several ADC: in multimode, some devices + * use a different data register outside of ADC instance scope + * (common data register). This macro manages this register difference, + * only ADC instance has to be set as parameter. + * @rmtoll DR DATA LL_ADC_DMA_GetRegAddr + * @param ADCx ADC instance + * @param Register This parameter can be one of the following values: + * @arg @ref LL_ADC_DMA_REG_REGULAR_DATA + * @retval ADC register address + */ +__STATIC_INLINE uint32_t LL_ADC_DMA_GetRegAddr(ADC_TypeDef *ADCx, uint32_t Register) +{ + /* Retrieve address of register DR */ + return (uint32_t)&(ADCx->DR); +} + +/** + * @} + */ + +/** @defgroup ADC_LL_EF_Configuration_ADC_Common Configuration of ADC hierarchical scope: common to several ADC instances + * @{ + */ + +/** + * @brief Set parameter common to several ADC: Clock source and prescaler. + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * All ADC instances of the ADC common group must be disabled. + * This check can be done with function @ref LL_ADC_IsEnabled() for each + * ADC instance or by using helper macro helper macro + * @ref __LL_ADC_IS_ENABLED_ALL_COMMON_INSTANCE(). + * @rmtoll CCR PRESC LL_ADC_SetCommonClock + * @param ADCxy_COMMON ADC common instance + * (can be set directly from CMSIS definition or by using helper macro @ref __LL_ADC_COMMON_INSTANCE() ) + * @param CommonClock This parameter can be one of the following values: + * @arg @ref LL_ADC_CLOCK_ASYNC_DIV1 (1) + * @arg @ref LL_ADC_CLOCK_ASYNC_DIV2 (1) + * @arg @ref LL_ADC_CLOCK_ASYNC_DIV4 (1) + * @arg @ref LL_ADC_CLOCK_ASYNC_DIV6 (1) + * @arg @ref LL_ADC_CLOCK_ASYNC_DIV8 (1) + * @arg @ref LL_ADC_CLOCK_ASYNC_DIV10 (1) + * @arg @ref LL_ADC_CLOCK_ASYNC_DIV12 (1) + * @arg @ref LL_ADC_CLOCK_ASYNC_DIV16 (1) + * @arg @ref LL_ADC_CLOCK_ASYNC_DIV32 (1) + * @arg @ref LL_ADC_CLOCK_ASYNC_DIV64 (1) + * @arg @ref LL_ADC_CLOCK_ASYNC_DIV128 (1) + * @arg @ref LL_ADC_CLOCK_ASYNC_DIV256 (1) + * + * (1) ADC common clock asynchonous prescaler is applied to + * each ADC instance if the corresponding ADC instance clock + * is set to clock source asynchronous. + * (refer to function @ref LL_ADC_SetClock() ). + * @retval None + */ +__STATIC_INLINE void LL_ADC_SetCommonClock(ADC_Common_TypeDef *ADCxy_COMMON, uint32_t CommonClock) +{ + MODIFY_REG(ADCxy_COMMON->CCR, ADC_CCR_PRESC, CommonClock); +} + +/** + * @brief Get parameter common to several ADC: Clock source and prescaler. + * @rmtoll CCR PRESC LL_ADC_GetCommonClock + * @param ADCxy_COMMON ADC common instance + * (can be set directly from CMSIS definition or by using helper macro @ref __LL_ADC_COMMON_INSTANCE() ) + * @retval Returned value can be one of the following values: + * @arg @ref LL_ADC_CLOCK_ASYNC_DIV1 (1) + * @arg @ref LL_ADC_CLOCK_ASYNC_DIV2 (1) + * @arg @ref LL_ADC_CLOCK_ASYNC_DIV4 (1) + * @arg @ref LL_ADC_CLOCK_ASYNC_DIV6 (1) + * @arg @ref LL_ADC_CLOCK_ASYNC_DIV8 (1) + * @arg @ref LL_ADC_CLOCK_ASYNC_DIV10 (1) + * @arg @ref LL_ADC_CLOCK_ASYNC_DIV12 (1) + * @arg @ref LL_ADC_CLOCK_ASYNC_DIV16 (1) + * @arg @ref LL_ADC_CLOCK_ASYNC_DIV32 (1) + * @arg @ref LL_ADC_CLOCK_ASYNC_DIV64 (1) + * @arg @ref LL_ADC_CLOCK_ASYNC_DIV128 (1) + * @arg @ref LL_ADC_CLOCK_ASYNC_DIV256 (1) + * + * (1) ADC common clock asynchonous prescaler is applied to + * each ADC instance if the corresponding ADC instance clock + * is set to clock source asynchronous. + * (refer to function @ref LL_ADC_SetClock() ). + */ +__STATIC_INLINE uint32_t LL_ADC_GetCommonClock(ADC_Common_TypeDef *ADCxy_COMMON) +{ + return (uint32_t)(READ_BIT(ADCxy_COMMON->CCR, ADC_CCR_PRESC)); +} + +/** + * @brief Set parameter common to several ADC: Clock low frequency mode. + * Refer to reference manual for alignments formats + * dependencies to ADC resolutions. + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be disabled or enabled without conversion on going + * on group regular. + * @rmtoll CCR LFMEN LL_ADC_SetCommonFrequencyMode + * @param ADCxy_COMMON ADC common instance + * (can be set directly from CMSIS definition or by using helper macro @ref __LL_ADC_COMMON_INSTANCE() ) + * @param Resolution This parameter can be one of the following values: + * @arg @ref LL_ADC_CLOCK_FREQ_MODE_HIGH + * @arg @ref LL_ADC_CLOCK_FREQ_MODE_LOW + * @retval None + */ +__STATIC_INLINE void LL_ADC_SetCommonFrequencyMode(ADC_Common_TypeDef *ADCxy_COMMON, uint32_t Resolution) +{ + MODIFY_REG(ADCxy_COMMON->CCR, ADC_CCR_LFMEN, Resolution); + +} + +/** + * @brief Get parameter common to several ADC: Clock low frequency mode. + * Refer to reference manual for alignments formats + * dependencies to ADC resolutions. + * @rmtoll CCR LFMEN LL_ADC_GetCommonFrequencyMode + * @param ADCxy_COMMON ADC common instance + * (can be set directly from CMSIS definition or by using helper macro @ref __LL_ADC_COMMON_INSTANCE() ) + * @retval Returned value can be one of the following values: + * @arg @ref LL_ADC_CLOCK_FREQ_MODE_HIGH + * @arg @ref LL_ADC_CLOCK_FREQ_MODE_LOW + */ +__STATIC_INLINE uint32_t LL_ADC_GetCommonFrequencyMode(ADC_Common_TypeDef *ADCxy_COMMON) +{ + return (uint32_t)(READ_BIT(ADCxy_COMMON->CCR, ADC_CCR_LFMEN)); +} + +/** + * @brief Set parameter common to several ADC: measurement path to internal + * channels (VrefInt, temperature sensor, ...). + * @note One or several values can be selected. + * Example: (LL_ADC_PATH_INTERNAL_VREFINT | + * LL_ADC_PATH_INTERNAL_TEMPSENSOR) + * @note Stabilization time of measurement path to internal channel: + * After enabling internal paths, before starting ADC conversion, + * a delay is required for internal voltage reference and + * temperature sensor stabilization time. + * Refer to device datasheet. + * Refer to literal @ref LL_ADC_DELAY_VREFINT_STAB_US. + * Refer to literal @ref LL_ADC_DELAY_TEMPSENSOR_STAB_US. + * @note ADC internal channel sampling time constraint: + * For ADC conversion of internal channels, + * a sampling time minimum value is required. + * Refer to device datasheet. + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * All ADC instances of the ADC common group must be disabled. + * This check can be done with function @ref LL_ADC_IsEnabled() for each + * ADC instance or by using helper macro helper macro + * @ref __LL_ADC_IS_ENABLED_ALL_COMMON_INSTANCE(). + * @rmtoll CCR VREFEN LL_ADC_SetCommonPathInternalCh\n + * CCR TSEN LL_ADC_SetCommonPathInternalCh\n + * CCR VLCDEN LL_ADC_SetCommonPathInternalCh + * @param ADCxy_COMMON ADC common instance + * (can be set directly from CMSIS definition or by using helper macro @ref __LL_ADC_COMMON_INSTANCE() ) + * @param PathInternal This parameter can be a combination of the following values: + * @arg @ref LL_ADC_PATH_INTERNAL_NONE + * @arg @ref LL_ADC_PATH_INTERNAL_VREFINT + * @arg @ref LL_ADC_PATH_INTERNAL_TEMPSENSOR + * @arg @ref LL_ADC_PATH_INTERNAL_VLCD (*) + * + * (*) value not defined in all devices: only on STM32L053xx, STM32L063xx, STM32L073xx, STM32L083xx. + * @retval None + */ +__STATIC_INLINE void LL_ADC_SetCommonPathInternalCh(ADC_Common_TypeDef *ADCxy_COMMON, uint32_t PathInternal) +{ +#if defined (ADC_CCR_VLCDEN) + MODIFY_REG(ADCxy_COMMON->CCR, ADC_CCR_VREFEN | ADC_CCR_TSEN | ADC_CCR_VLCDEN, PathInternal); +#else + MODIFY_REG(ADCxy_COMMON->CCR, ADC_CCR_VREFEN | ADC_CCR_TSEN, PathInternal); +#endif +} + +/** + * @brief Get parameter common to several ADC: measurement path to internal + * channels (VrefInt, temperature sensor, ...). + * @note One or several values can be selected. + * Example: (LL_ADC_PATH_INTERNAL_VREFINT | + * LL_ADC_PATH_INTERNAL_TEMPSENSOR) + * @rmtoll CCR VREFEN LL_ADC_GetCommonPathInternalCh\n + * CCR TSEN LL_ADC_GetCommonPathInternalCh\n + * CCR VLCDEN LL_ADC_GetCommonPathInternalCh + * @param ADCxy_COMMON ADC common instance + * (can be set directly from CMSIS definition or by using helper macro @ref __LL_ADC_COMMON_INSTANCE() ) + * @retval Returned value can be a combination of the following values: + * @arg @ref LL_ADC_PATH_INTERNAL_NONE + * @arg @ref LL_ADC_PATH_INTERNAL_VREFINT + * @arg @ref LL_ADC_PATH_INTERNAL_TEMPSENSOR + * @arg @ref LL_ADC_PATH_INTERNAL_VLCD (*) + * + * (*) value not defined in all devices: only on STM32L053xx, STM32L063xx, STM32L073xx, STM32L083xx. + */ +__STATIC_INLINE uint32_t LL_ADC_GetCommonPathInternalCh(ADC_Common_TypeDef *ADCxy_COMMON) +{ +#if defined(ADC_CCR_VLCDEN) + return (uint32_t)(READ_BIT(ADCxy_COMMON->CCR, ADC_CCR_VREFEN | ADC_CCR_TSEN | ADC_CCR_VLCDEN)); +#else + return (uint32_t)(READ_BIT(ADCxy_COMMON->CCR, ADC_CCR_VREFEN | ADC_CCR_TSEN)); +#endif +} + +/** + * @} + */ + +/** @defgroup ADC_LL_EF_Configuration_ADC_Instance Configuration of ADC hierarchical scope: ADC instance + * @{ + */ + +/** + * @brief Set ADC instance clock source and prescaler. + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be disabled. + * @rmtoll CFGR2 CKMODE LL_ADC_SetClock + * @param ADCx ADC instance + * @param ClockSource This parameter can be one of the following values: + * @arg @ref LL_ADC_CLOCK_SYNC_PCLK_DIV4 + * @arg @ref LL_ADC_CLOCK_SYNC_PCLK_DIV2 + * @arg @ref LL_ADC_CLOCK_SYNC_PCLK_DIV1 (2) + * @arg @ref LL_ADC_CLOCK_ASYNC (1) + * + * (1) Asynchronous clock prescaler can be configured using + * function @ref LL_ADC_SetCommonClock().\n + * (2) Caution: This parameter has some clock ratio constraints: + * This configuration must be enabled only if PCLK has a 50% + * duty clock cycle (APB prescaler configured inside the RCC + * must be bypassed and the system clock must by 50% duty + * cycle). + * Refer to reference manual. + * @retval None + */ +__STATIC_INLINE void LL_ADC_SetClock(ADC_TypeDef *ADCx, uint32_t ClockSource) +{ + MODIFY_REG(ADCx->CFGR2, ADC_CFGR2_CKMODE, ClockSource); +} + +/** + * @brief Get ADC instance clock source and prescaler. + * @rmtoll CFGR2 CKMODE LL_ADC_GetClock + * @param ADCx ADC instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_ADC_CLOCK_SYNC_PCLK_DIV4 + * @arg @ref LL_ADC_CLOCK_SYNC_PCLK_DIV2 + * @arg @ref LL_ADC_CLOCK_SYNC_PCLK_DIV1 (2) + * @arg @ref LL_ADC_CLOCK_ASYNC (1) + * + * (1) Asynchronous clock prescaler can be retrieved using + * function @ref LL_ADC_GetCommonClock().\n + * (2) Caution: This parameter has some clock ratio constraints: + * This configuration must be enabled only if PCLK has a 50% + * duty clock cycle (APB prescaler configured inside the RCC + * must be bypassed and the system clock must by 50% duty + * cycle). + * Refer to reference manual. + */ +__STATIC_INLINE uint32_t LL_ADC_GetClock(ADC_TypeDef *ADCx) +{ + return (uint32_t)(READ_BIT(ADCx->CFGR2, ADC_CFGR2_CKMODE)); +} + +/** + * @brief Set ADC calibration factor in the mode single-ended + * or differential (for devices with differential mode available). + * @note This function is intended to set calibration parameters + * without having to perform a new calibration using + * @ref LL_ADC_StartCalibration(). + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be enabled, without calibration on going, without conversion + * on going on group regular. + * @rmtoll CALFACT CALFACT LL_ADC_SetCalibrationFactor + * @param ADCx ADC instance + * @param CalibrationFactor Value between Min_Data=0x00 and Max_Data=0x7F + * @retval None + */ +__STATIC_INLINE void LL_ADC_SetCalibrationFactor(ADC_TypeDef *ADCx, uint32_t CalibrationFactor) +{ + MODIFY_REG(ADCx->CALFACT, + ADC_CALFACT_CALFACT, + CalibrationFactor); +} + +/** + * @brief Get ADC calibration factor in the mode single-ended + * or differential (for devices with differential mode available). + * @note Calibration factors are set by hardware after performing + * a calibration run using function @ref LL_ADC_StartCalibration(). + * @rmtoll CALFACT CALFACT LL_ADC_GetCalibrationFactor + * @param ADCx ADC instance + * @retval Value between Min_Data=0x00 and Max_Data=0x7F + */ +__STATIC_INLINE uint32_t LL_ADC_GetCalibrationFactor(ADC_TypeDef *ADCx) +{ + return (uint32_t)(READ_BIT(ADCx->CALFACT, ADC_CALFACT_CALFACT)); +} + +/** + * @brief Set ADC resolution. + * Refer to reference manual for alignments formats + * dependencies to ADC resolutions. + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be disabled or enabled without conversion on going + * on group regular. + * @rmtoll CFGR1 RES LL_ADC_SetResolution + * @param ADCx ADC instance + * @param Resolution This parameter can be one of the following values: + * @arg @ref LL_ADC_RESOLUTION_12B + * @arg @ref LL_ADC_RESOLUTION_10B + * @arg @ref LL_ADC_RESOLUTION_8B + * @arg @ref LL_ADC_RESOLUTION_6B + * @retval None + */ +__STATIC_INLINE void LL_ADC_SetResolution(ADC_TypeDef *ADCx, uint32_t Resolution) +{ + MODIFY_REG(ADCx->CFGR1, ADC_CFGR1_RES, Resolution); +} + +/** + * @brief Get ADC resolution. + * Refer to reference manual for alignments formats + * dependencies to ADC resolutions. + * @rmtoll CFGR1 RES LL_ADC_GetResolution + * @param ADCx ADC instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_ADC_RESOLUTION_12B + * @arg @ref LL_ADC_RESOLUTION_10B + * @arg @ref LL_ADC_RESOLUTION_8B + * @arg @ref LL_ADC_RESOLUTION_6B + */ +__STATIC_INLINE uint32_t LL_ADC_GetResolution(ADC_TypeDef *ADCx) +{ + return (uint32_t)(READ_BIT(ADCx->CFGR1, ADC_CFGR1_RES)); +} + +/** + * @brief Set ADC conversion data alignment. + * @note Refer to reference manual for alignments formats + * dependencies to ADC resolutions. + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be disabled or enabled without conversion on going + * on group regular. + * @rmtoll CFGR1 ALIGN LL_ADC_SetDataAlignment + * @param ADCx ADC instance + * @param DataAlignment This parameter can be one of the following values: + * @arg @ref LL_ADC_DATA_ALIGN_RIGHT + * @arg @ref LL_ADC_DATA_ALIGN_LEFT + * @retval None + */ +__STATIC_INLINE void LL_ADC_SetDataAlignment(ADC_TypeDef *ADCx, uint32_t DataAlignment) +{ + MODIFY_REG(ADCx->CFGR1, ADC_CFGR1_ALIGN, DataAlignment); +} + +/** + * @brief Get ADC conversion data alignment. + * @note Refer to reference manual for alignments formats + * dependencies to ADC resolutions. + * @rmtoll CFGR1 ALIGN LL_ADC_GetDataAlignment + * @param ADCx ADC instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_ADC_DATA_ALIGN_RIGHT + * @arg @ref LL_ADC_DATA_ALIGN_LEFT + */ +__STATIC_INLINE uint32_t LL_ADC_GetDataAlignment(ADC_TypeDef *ADCx) +{ + return (uint32_t)(READ_BIT(ADCx->CFGR1, ADC_CFGR1_ALIGN)); +} + +/** + * @brief Set ADC low power mode. + * @note Description of ADC low power modes: + * - ADC low power mode "auto wait": Dynamic low power mode, + * ADC conversions occurrences are limited to the minimum necessary + * in order to reduce power consumption. + * New ADC conversion starts only when the previous + * unitary conversion data (for ADC group regular) + * has been retrieved by user software. + * In the meantime, ADC remains idle: does not performs any + * other conversion. + * This mode allows to automatically adapt the ADC conversions + * triggers to the speed of the software that reads the data. + * Moreover, this avoids risk of overrun for low frequency + * applications. + * How to use this low power mode: + * - Do not use with interruption or DMA since these modes + * have to clear immediately the EOC flag to free the + * IRQ vector sequencer. + * - Do use with polling: 1. Start conversion, + * 2. Later on, when conversion data is needed: poll for end of + * conversion to ensure that conversion is completed and + * retrieve ADC conversion data. This will trig another + * ADC conversion start. + * - ADC low power mode "auto power-off" (feature available on + * this device if parameter LL_ADC_LP_MODE_AUTOOFF is available): + * the ADC automatically powers-off after a conversion and + * automatically wakes up when a new conversion is triggered + * (with startup time between trigger and start of sampling). + * This feature can be combined with low power mode "auto wait". + * @note With ADC low power mode "auto wait", the ADC conversion data read + * is corresponding to previous ADC conversion start, independently + * of delay during which ADC was idle. + * Therefore, the ADC conversion data may be outdated: does not + * correspond to the current voltage level on the selected + * ADC channel. + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be disabled or enabled without conversion on going + * on group regular. + * @rmtoll CFGR1 WAIT LL_ADC_SetLowPowerMode\n + * CFGR1 AUTOFF LL_ADC_SetLowPowerMode + * @param ADCx ADC instance + * @param LowPowerMode This parameter can be one of the following values: + * @arg @ref LL_ADC_LP_MODE_NONE + * @arg @ref LL_ADC_LP_AUTOWAIT + * @arg @ref LL_ADC_LP_AUTOPOWEROFF + * @arg @ref LL_ADC_LP_AUTOWAIT_AUTOPOWEROFF + * @retval None + */ +__STATIC_INLINE void LL_ADC_SetLowPowerMode(ADC_TypeDef *ADCx, uint32_t LowPowerMode) +{ + MODIFY_REG(ADCx->CFGR1, (ADC_CFGR1_WAIT | ADC_CFGR1_AUTOFF), LowPowerMode); +} + +/** + * @brief Get ADC low power mode: + * @note Description of ADC low power modes: + * - ADC low power mode "auto wait": Dynamic low power mode, + * ADC conversions occurrences are limited to the minimum necessary + * in order to reduce power consumption. + * New ADC conversion starts only when the previous + * unitary conversion data (for ADC group regular) + * has been retrieved by user software. + * In the meantime, ADC remains idle: does not performs any + * other conversion. + * This mode allows to automatically adapt the ADC conversions + * triggers to the speed of the software that reads the data. + * Moreover, this avoids risk of overrun for low frequency + * applications. + * How to use this low power mode: + * - Do not use with interruption or DMA since these modes + * have to clear immediately the EOC flag to free the + * IRQ vector sequencer. + * - Do use with polling: 1. Start conversion, + * 2. Later on, when conversion data is needed: poll for end of + * conversion to ensure that conversion is completed and + * retrieve ADC conversion data. This will trig another + * ADC conversion start. + * - ADC low power mode "auto power-off" (feature available on + * this device if parameter LL_ADC_LP_MODE_AUTOOFF is available): + * the ADC automatically powers-off after a conversion and + * automatically wakes up when a new conversion is triggered + * (with startup time between trigger and start of sampling). + * This feature can be combined with low power mode "auto wait". + * @note With ADC low power mode "auto wait", the ADC conversion data read + * is corresponding to previous ADC conversion start, independently + * of delay during which ADC was idle. + * Therefore, the ADC conversion data may be outdated: does not + * correspond to the current voltage level on the selected + * ADC channel. + * @rmtoll CFGR1 WAIT LL_ADC_GetLowPowerMode\n + * CFGR1 AUTOFF LL_ADC_GetLowPowerMode + * @param ADCx ADC instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_ADC_LP_MODE_NONE + * @arg @ref LL_ADC_LP_AUTOWAIT + * @arg @ref LL_ADC_LP_AUTOPOWEROFF + * @arg @ref LL_ADC_LP_AUTOWAIT_AUTOPOWEROFF + */ +__STATIC_INLINE uint32_t LL_ADC_GetLowPowerMode(ADC_TypeDef *ADCx) +{ + return (uint32_t)(READ_BIT(ADCx->CFGR1, (ADC_CFGR1_WAIT | ADC_CFGR1_AUTOFF))); +} + +/** + * @brief Set sampling time common to a group of channels. + * @note Unit: ADC clock cycles. + * @note On this STM32 serie, sampling time scope is on ADC instance: + * Sampling time common to all channels. + * (on some other STM32 families, sampling time is channel wise) + * @note In case of internal channel (VrefInt, TempSensor, ...) to be + * converted: + * sampling time constraints must be respected (sampling time can be + * adjusted in function of ADC clock frequency and sampling time + * setting). + * Refer to device datasheet for timings values (parameters TS_vrefint, + * TS_temp, ...). + * @note Conversion time is the addition of sampling time and processing time. + * On this STM32 serie, ADC processing time is: + * - 12.5 ADC clock cycles at ADC resolution 12 bits + * - 10.5 ADC clock cycles at ADC resolution 10 bits + * - 8.5 ADC clock cycles at ADC resolution 8 bits + * - 6.5 ADC clock cycles at ADC resolution 6 bits + * @note In case of ADC conversion of internal channel (VrefInt, + * temperature sensor, ...), a sampling time minimum value + * is required. + * Refer to device datasheet. + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be disabled or enabled without conversion on going + * on group regular. + * @rmtoll SMPR SMP LL_ADC_SetSamplingTimeCommonChannels + * @param ADCx ADC instance + * @param SamplingTime This parameter can be one of the following values: + * @arg @ref LL_ADC_SAMPLINGTIME_1CYCLE_5 + * @arg @ref LL_ADC_SAMPLINGTIME_7CYCLES_5 + * @arg @ref LL_ADC_SAMPLINGTIME_13CYCLES_5 + * @arg @ref LL_ADC_SAMPLINGTIME_28CYCLES_5 + * @arg @ref LL_ADC_SAMPLINGTIME_41CYCLES_5 + * @arg @ref LL_ADC_SAMPLINGTIME_55CYCLES_5 + * @arg @ref LL_ADC_SAMPLINGTIME_71CYCLES_5 + * @arg @ref LL_ADC_SAMPLINGTIME_239CYCLES_5 + * @retval None + */ +__STATIC_INLINE void LL_ADC_SetSamplingTimeCommonChannels(ADC_TypeDef *ADCx, uint32_t SamplingTime) +{ + MODIFY_REG(ADCx->SMPR, ADC_SMPR_SMP, SamplingTime); +} + +/** + * @brief Get sampling time common to a group of channels. + * @note Unit: ADC clock cycles. + * @note On this STM32 serie, sampling time scope is on ADC instance: + * Sampling time common to all channels. + * (on some other STM32 families, sampling time is channel wise) + * @note Conversion time is the addition of sampling time and processing time. + * Refer to reference manual for ADC processing time of + * this STM32 serie. + * @rmtoll SMPR SMP LL_ADC_GetSamplingTimeCommonChannels + * @param ADCx ADC instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_ADC_SAMPLINGTIME_1CYCLE_5 + * @arg @ref LL_ADC_SAMPLINGTIME_7CYCLES_5 + * @arg @ref LL_ADC_SAMPLINGTIME_13CYCLES_5 + * @arg @ref LL_ADC_SAMPLINGTIME_28CYCLES_5 + * @arg @ref LL_ADC_SAMPLINGTIME_41CYCLES_5 + * @arg @ref LL_ADC_SAMPLINGTIME_55CYCLES_5 + * @arg @ref LL_ADC_SAMPLINGTIME_71CYCLES_5 + * @arg @ref LL_ADC_SAMPLINGTIME_239CYCLES_5 + */ +__STATIC_INLINE uint32_t LL_ADC_GetSamplingTimeCommonChannels(ADC_TypeDef *ADCx) +{ + return (uint32_t)(READ_BIT(ADCx->SMPR, ADC_SMPR_SMP)); +} + +/** + * @} + */ + +/** @defgroup ADC_LL_EF_Configuration_ADC_Group_Regular Configuration of ADC hierarchical scope: group regular + * @{ + */ + +/** + * @brief Set ADC group regular conversion trigger source: + * internal (SW start) or from external IP (timer event, + * external interrupt line). + * @note On this STM32 serie, setting trigger source to external trigger + * also set trigger polarity to rising edge + * (default setting for compatibility with some ADC on other + * STM32 families having this setting set by HW default value). + * In case of need to modify trigger edge, use + * function @ref LL_ADC_REG_SetTriggerEdge(). + * @note Availability of parameters of trigger sources from timer + * depends on timers availability on the selected device. + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be disabled or enabled without conversion on going + * on group regular. + * @rmtoll CFGR1 EXTSEL LL_ADC_REG_SetTriggerSource\n + * CFGR1 EXTEN LL_ADC_REG_SetTriggerSource + * @param ADCx ADC instance + * @param TriggerSource This parameter can be one of the following values: + * @arg @ref LL_ADC_REG_TRIG_SOFTWARE + * @arg @ref LL_ADC_REG_TRIG_EXT_TIM6_TRGO + * @arg @ref LL_ADC_REG_TRIG_EXT_TIM21_CH2 + * @arg @ref LL_ADC_REG_TRIG_EXT_TIM2_TRGO + * @arg @ref LL_ADC_REG_TRIG_EXT_TIM2_CH4 + * @arg @ref LL_ADC_REG_TRIG_EXT_TIM22_TRGO + * @arg @ref LL_ADC_REG_TRIG_EXT_TIM2_CH3 (*) + * @arg @ref LL_ADC_REG_TRIG_EXT_TIM3_TRGO + * @arg @ref LL_ADC_REG_TRIG_EXT_EXTI_LINE11 + * + * (*) value not defined in all devices + * @retval None + */ +__STATIC_INLINE void LL_ADC_REG_SetTriggerSource(ADC_TypeDef *ADCx, uint32_t TriggerSource) +{ + MODIFY_REG(ADCx->CFGR1, ADC_CFGR1_EXTEN | ADC_CFGR1_EXTSEL, TriggerSource); +} + +/** + * @brief Get ADC group regular conversion trigger source: + * internal (SW start) or from external IP (timer event, + * external interrupt line). + * @note To determine whether group regular trigger source is + * internal (SW start) or external, without detail + * of which peripheral is selected as external trigger, + * (equivalent to + * "if(LL_ADC_REG_GetTriggerSource(ADC1) == LL_ADC_REG_TRIG_SOFTWARE)") + * use function @ref LL_ADC_REG_IsTriggerSourceSWStart. + * @note Availability of parameters of trigger sources from timer + * depends on timers availability on the selected device. + * @rmtoll CFGR1 EXTSEL LL_ADC_REG_GetTriggerSource\n + * CFGR1 EXTEN LL_ADC_REG_GetTriggerSource + * @param ADCx ADC instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_ADC_REG_TRIG_SOFTWARE + * @arg @ref LL_ADC_REG_TRIG_EXT_TIM6_TRGO + * @arg @ref LL_ADC_REG_TRIG_EXT_TIM21_CH2 + * @arg @ref LL_ADC_REG_TRIG_EXT_TIM2_TRGO + * @arg @ref LL_ADC_REG_TRIG_EXT_TIM2_CH4 + * @arg @ref LL_ADC_REG_TRIG_EXT_TIM22_TRGO + * @arg @ref LL_ADC_REG_TRIG_EXT_TIM2_CH3 (*) + * @arg @ref LL_ADC_REG_TRIG_EXT_TIM3_TRGO + * @arg @ref LL_ADC_REG_TRIG_EXT_EXTI_LINE11 + * + * (*) value not defined in all devices + */ +__STATIC_INLINE uint32_t LL_ADC_REG_GetTriggerSource(ADC_TypeDef *ADCx) +{ + register uint32_t TriggerSource = READ_BIT(ADCx->CFGR1, ADC_CFGR1_EXTSEL | ADC_CFGR1_EXTEN); + + /* Value for shift of {0; 4; 8; 12} depending on value of bitfield */ + /* corresponding to ADC_CFGR1_EXTEN {0; 1; 2; 3}. */ + register uint32_t ShiftExten = ((TriggerSource & ADC_CFGR1_EXTEN) >> (ADC_REG_TRIG_EXTEN_BITOFFSET_POS - 2U)); + + /* Set bitfield corresponding to ADC_CFGR1_EXTEN and ADC_CFGR1_EXTSEL */ + /* to match with triggers literals definition. */ + return ((TriggerSource + & (ADC_REG_TRIG_SOURCE_MASK >> ShiftExten) & ADC_CFGR1_EXTSEL) + | ((ADC_REG_TRIG_EDGE_MASK >> ShiftExten) & ADC_CFGR1_EXTEN) + ); +} + +/** + * @brief Get ADC group regular conversion trigger source internal (SW start) + or external. + * @note In case of group regular trigger source set to external trigger, + * to determine which peripheral is selected as external trigger, + * use function @ref LL_ADC_REG_GetTriggerSource(). + * @rmtoll CFGR1 EXTEN LL_ADC_REG_IsTriggerSourceSWStart + * @param ADCx ADC instance + * @retval - 0 trigger source external trigger + * - 1 trigger source SW start. + */ +__STATIC_INLINE uint32_t LL_ADC_REG_IsTriggerSourceSWStart(ADC_TypeDef *ADCx) +{ + return (READ_BIT(ADCx->CFGR1, ADC_CFGR1_EXTEN) == (LL_ADC_REG_TRIG_SOFTWARE & ADC_CFGR1_EXTEN)); +} + +/** + * @brief Set ADC group regular conversion trigger polarity. + * @note Applicable only for trigger source set to external trigger. + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be disabled or enabled without conversion on going + * on group regular. + * @rmtoll CFGR1 EXTEN LL_ADC_REG_SetTriggerEdge + * @param ADCx ADC instance + * @param ExternalTriggerEdge This parameter can be one of the following values: + * @arg @ref LL_ADC_REG_TRIG_EXT_RISING + * @arg @ref LL_ADC_REG_TRIG_EXT_FALLING + * @arg @ref LL_ADC_REG_TRIG_EXT_RISINGFALLING + * @retval None + */ +__STATIC_INLINE void LL_ADC_REG_SetTriggerEdge(ADC_TypeDef *ADCx, uint32_t ExternalTriggerEdge) +{ + MODIFY_REG(ADCx->CFGR1, ADC_CFGR1_EXTEN, ExternalTriggerEdge); +} + +/** + * @brief Get ADC group regular conversion trigger polarity. + * @note Applicable only for trigger source set to external trigger. + * @rmtoll CFGR1 EXTEN LL_ADC_REG_GetTriggerEdge + * @param ADCx ADC instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_ADC_REG_TRIG_EXT_RISING + * @arg @ref LL_ADC_REG_TRIG_EXT_FALLING + * @arg @ref LL_ADC_REG_TRIG_EXT_RISINGFALLING + */ +__STATIC_INLINE uint32_t LL_ADC_REG_GetTriggerEdge(ADC_TypeDef *ADCx) +{ + return (uint32_t)(READ_BIT(ADCx->CFGR1, ADC_CFGR1_EXTEN)); +} + + +/** + * @brief Set ADC group regular sequencer scan direction. + * @note On some other STM32 families, this setting is not available and + * the default scan direction is forward. + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be disabled or enabled without conversion on going + * on group regular. + * @rmtoll CFGR1 SCANDIR LL_ADC_REG_SetSequencerScanDirection + * @param ADCx ADC instance + * @param ScanDirection This parameter can be one of the following values: + * @arg @ref LL_ADC_REG_SEQ_SCAN_DIR_FORWARD + * @arg @ref LL_ADC_REG_SEQ_SCAN_DIR_BACKWARD + * @retval None + */ +__STATIC_INLINE void LL_ADC_REG_SetSequencerScanDirection(ADC_TypeDef *ADCx, uint32_t ScanDirection) +{ + MODIFY_REG(ADCx->CFGR1, ADC_CFGR1_SCANDIR, ScanDirection); +} + +/** + * @brief Get ADC group regular sequencer scan direction. + * @note On some other STM32 families, this setting is not available and + * the default scan direction is forward. + * @rmtoll CFGR1 SCANDIR LL_ADC_REG_GetSequencerScanDirection + * @param ADCx ADC instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_ADC_REG_SEQ_SCAN_DIR_FORWARD + * @arg @ref LL_ADC_REG_SEQ_SCAN_DIR_BACKWARD + */ +__STATIC_INLINE uint32_t LL_ADC_REG_GetSequencerScanDirection(ADC_TypeDef *ADCx) +{ + return (uint32_t)(READ_BIT(ADCx->CFGR1, ADC_CFGR1_SCANDIR)); +} + +/** + * @brief Set ADC group regular sequencer discontinuous mode: + * sequence subdivided and scan conversions interrupted every selected + * number of ranks. + * @note It is not possible to enable both ADC group regular + * continuous mode and sequencer discontinuous mode. + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be disabled or enabled without conversion on going + * on group regular. + * @rmtoll CFGR1 DISCEN LL_ADC_REG_SetSequencerDiscont\n + * @param ADCx ADC instance + * @param SeqDiscont This parameter can be one of the following values: + * @arg @ref LL_ADC_REG_SEQ_DISCONT_DISABLE + * @arg @ref LL_ADC_REG_SEQ_DISCONT_1RANK + * @retval None + */ +__STATIC_INLINE void LL_ADC_REG_SetSequencerDiscont(ADC_TypeDef *ADCx, uint32_t SeqDiscont) +{ + MODIFY_REG(ADCx->CFGR1, ADC_CFGR1_DISCEN, SeqDiscont); +} + +/** + * @brief Get ADC group regular sequencer discontinuous mode: + * sequence subdivided and scan conversions interrupted every selected + * number of ranks. + * @rmtoll CFGR1 DISCEN LL_ADC_REG_GetSequencerDiscont\n + * @param ADCx ADC instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_ADC_REG_SEQ_DISCONT_DISABLE + * @arg @ref LL_ADC_REG_SEQ_DISCONT_1RANK + */ +__STATIC_INLINE uint32_t LL_ADC_REG_GetSequencerDiscont(ADC_TypeDef *ADCx) +{ + return (uint32_t)(READ_BIT(ADCx->CFGR1, ADC_CFGR1_DISCEN)); +} + +/** + * @brief Set ADC group regular sequence: channel on rank corresponding to + * channel number. + * @note This function performs: + * - Channels ordering into each rank of scan sequence: + * rank of each channel is fixed by channel HW number + * (channel 0 fixed on rank 0, channel 1 fixed on rank1, ...). + * - Set channels selected by overwriting the current sequencer + * configuration. + * @note On this STM32 serie, ADC group regular sequencer is + * not fully configurable: sequencer length and each rank + * affectation to a channel are fixed by channel HW number. + * @note Depending on devices and packages, some channels may not be available. + * Refer to device datasheet for channels availability. + * @note On this STM32 serie, to measure internal channels (VrefInt, + * TempSensor, ...), measurement paths to internal channels must be + * enabled separately. + * This can be done using function @ref LL_ADC_SetCommonPathInternalCh(). + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be disabled or enabled without conversion on going + * on group regular. + * @note One or several values can be selected. + * Example: (LL_ADC_CHANNEL_4 | LL_ADC_CHANNEL_12 | ...) + * @rmtoll CHSELR CHSEL0 LL_ADC_REG_SetSequencerChannels\n + * CHSELR CHSEL1 LL_ADC_REG_SetSequencerChannels\n + * CHSELR CHSEL2 LL_ADC_REG_SetSequencerChannels\n + * CHSELR CHSEL3 LL_ADC_REG_SetSequencerChannels\n + * CHSELR CHSEL4 LL_ADC_REG_SetSequencerChannels\n + * CHSELR CHSEL5 LL_ADC_REG_SetSequencerChannels\n + * CHSELR CHSEL6 LL_ADC_REG_SetSequencerChannels\n + * CHSELR CHSEL7 LL_ADC_REG_SetSequencerChannels\n + * CHSELR CHSEL8 LL_ADC_REG_SetSequencerChannels\n + * CHSELR CHSEL9 LL_ADC_REG_SetSequencerChannels\n + * CHSELR CHSEL10 LL_ADC_REG_SetSequencerChannels\n + * CHSELR CHSEL11 LL_ADC_REG_SetSequencerChannels\n + * CHSELR CHSEL12 LL_ADC_REG_SetSequencerChannels\n + * CHSELR CHSEL13 LL_ADC_REG_SetSequencerChannels\n + * CHSELR CHSEL14 LL_ADC_REG_SetSequencerChannels\n + * CHSELR CHSEL15 LL_ADC_REG_SetSequencerChannels\n + * CHSELR CHSEL16 LL_ADC_REG_SetSequencerChannels\n + * CHSELR CHSEL17 LL_ADC_REG_SetSequencerChannels\n + * CHSELR CHSEL18 LL_ADC_REG_SetSequencerChannels + * @param ADCx ADC instance + * @param Channel This parameter can be a combination of the following values: + * @arg @ref LL_ADC_CHANNEL_0 + * @arg @ref LL_ADC_CHANNEL_1 + * @arg @ref LL_ADC_CHANNEL_2 + * @arg @ref LL_ADC_CHANNEL_3 + * @arg @ref LL_ADC_CHANNEL_4 + * @arg @ref LL_ADC_CHANNEL_5 + * @arg @ref LL_ADC_CHANNEL_6 + * @arg @ref LL_ADC_CHANNEL_7 + * @arg @ref LL_ADC_CHANNEL_8 + * @arg @ref LL_ADC_CHANNEL_9 + * @arg @ref LL_ADC_CHANNEL_10 + * @arg @ref LL_ADC_CHANNEL_11 + * @arg @ref LL_ADC_CHANNEL_12 + * @arg @ref LL_ADC_CHANNEL_13 + * @arg @ref LL_ADC_CHANNEL_14 + * @arg @ref LL_ADC_CHANNEL_15 + * @arg @ref LL_ADC_CHANNEL_16 (1) + * @arg @ref LL_ADC_CHANNEL_17 + * @arg @ref LL_ADC_CHANNEL_18 + * @arg @ref LL_ADC_CHANNEL_VREFINT + * @arg @ref LL_ADC_CHANNEL_TEMPSENSOR + * @arg @ref LL_ADC_CHANNEL_VLCD (1) + * + * (1) On STM32L0, parameter not available on all devices: only on STM32L053xx, STM32L063xx, STM32L073xx, STM32L083xx. + * @retval None + */ +__STATIC_INLINE void LL_ADC_REG_SetSequencerChannels(ADC_TypeDef *ADCx, uint32_t Channel) +{ + /* Parameter "Channel" is used with masks because containing */ + /* other bits reserved for other purpose. */ + WRITE_REG(ADCx->CHSELR, (Channel & ADC_CHANNEL_ID_BITFIELD_MASK)); +} + +/** + * @brief Add channel to ADC group regular sequence: channel on rank corresponding to + * channel number. + * @note This function performs: + * - Channels ordering into each rank of scan sequence: + * rank of each channel is fixed by channel HW number + * (channel 0 fixed on rank 0, channel 1 fixed on rank1, ...). + * - Set channels selected by adding them to the current sequencer + * configuration. + * @note On this STM32 serie, ADC group regular sequencer is + * not fully configurable: sequencer length and each rank + * affectation to a channel are fixed by channel HW number. + * @note Depending on devices and packages, some channels may not be available. + * Refer to device datasheet for channels availability. + * @note On this STM32 serie, to measure internal channels (VrefInt, + * TempSensor, ...), measurement paths to internal channels must be + * enabled separately. + * This can be done using function @ref LL_ADC_SetCommonPathInternalCh(). + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be disabled or enabled without conversion on going + * on group regular. + * @note One or several values can be selected. + * Example: (LL_ADC_CHANNEL_4 | LL_ADC_CHANNEL_12 | ...) + * @rmtoll CHSELR CHSEL0 LL_ADC_REG_SetSequencerChAdd\n + * CHSELR CHSEL1 LL_ADC_REG_SetSequencerChAdd\n + * CHSELR CHSEL2 LL_ADC_REG_SetSequencerChAdd\n + * CHSELR CHSEL3 LL_ADC_REG_SetSequencerChAdd\n + * CHSELR CHSEL4 LL_ADC_REG_SetSequencerChAdd\n + * CHSELR CHSEL5 LL_ADC_REG_SetSequencerChAdd\n + * CHSELR CHSEL6 LL_ADC_REG_SetSequencerChAdd\n + * CHSELR CHSEL7 LL_ADC_REG_SetSequencerChAdd\n + * CHSELR CHSEL8 LL_ADC_REG_SetSequencerChAdd\n + * CHSELR CHSEL9 LL_ADC_REG_SetSequencerChAdd\n + * CHSELR CHSEL10 LL_ADC_REG_SetSequencerChAdd\n + * CHSELR CHSEL11 LL_ADC_REG_SetSequencerChAdd\n + * CHSELR CHSEL12 LL_ADC_REG_SetSequencerChAdd\n + * CHSELR CHSEL13 LL_ADC_REG_SetSequencerChAdd\n + * CHSELR CHSEL14 LL_ADC_REG_SetSequencerChAdd\n + * CHSELR CHSEL15 LL_ADC_REG_SetSequencerChAdd\n + * CHSELR CHSEL16 LL_ADC_REG_SetSequencerChAdd\n + * CHSELR CHSEL17 LL_ADC_REG_SetSequencerChAdd\n + * CHSELR CHSEL18 LL_ADC_REG_SetSequencerChAdd + * @param ADCx ADC instance + * @param Channel This parameter can be a combination of the following values: + * @arg @ref LL_ADC_CHANNEL_0 + * @arg @ref LL_ADC_CHANNEL_1 + * @arg @ref LL_ADC_CHANNEL_2 + * @arg @ref LL_ADC_CHANNEL_3 + * @arg @ref LL_ADC_CHANNEL_4 + * @arg @ref LL_ADC_CHANNEL_5 + * @arg @ref LL_ADC_CHANNEL_6 + * @arg @ref LL_ADC_CHANNEL_7 + * @arg @ref LL_ADC_CHANNEL_8 + * @arg @ref LL_ADC_CHANNEL_9 + * @arg @ref LL_ADC_CHANNEL_10 + * @arg @ref LL_ADC_CHANNEL_11 + * @arg @ref LL_ADC_CHANNEL_12 + * @arg @ref LL_ADC_CHANNEL_13 + * @arg @ref LL_ADC_CHANNEL_14 + * @arg @ref LL_ADC_CHANNEL_15 + * @arg @ref LL_ADC_CHANNEL_16 (1) + * @arg @ref LL_ADC_CHANNEL_17 + * @arg @ref LL_ADC_CHANNEL_18 + * @arg @ref LL_ADC_CHANNEL_VREFINT + * @arg @ref LL_ADC_CHANNEL_TEMPSENSOR + * @arg @ref LL_ADC_CHANNEL_VLCD (1) + * + * (1) On STM32L0, parameter not available on all devices: only on STM32L053xx, STM32L063xx, STM32L073xx, STM32L083xx. + * @retval None + */ +__STATIC_INLINE void LL_ADC_REG_SetSequencerChAdd(ADC_TypeDef *ADCx, uint32_t Channel) +{ + /* Parameter "Channel" is used with masks because containing */ + /* other bits reserved for other purpose. */ + SET_BIT(ADCx->CHSELR, (Channel & ADC_CHANNEL_ID_BITFIELD_MASK)); +} + +/** + * @brief Remove channel to ADC group regular sequence: channel on rank corresponding to + * channel number. + * @note This function performs: + * - Channels ordering into each rank of scan sequence: + * rank of each channel is fixed by channel HW number + * (channel 0 fixed on rank 0, channel 1 fixed on rank1, ...). + * - Set channels selected by removing them to the current sequencer + * configuration. + * @note On this STM32 serie, ADC group regular sequencer is + * not fully configurable: sequencer length and each rank + * affectation to a channel are fixed by channel HW number. + * @note Depending on devices and packages, some channels may not be available. + * Refer to device datasheet for channels availability. + * @note On this STM32 serie, to measure internal channels (VrefInt, + * TempSensor, ...), measurement paths to internal channels must be + * enabled separately. + * This can be done using function @ref LL_ADC_SetCommonPathInternalCh(). + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be disabled or enabled without conversion on going + * on group regular. + * @note One or several values can be selected. + * Example: (LL_ADC_CHANNEL_4 | LL_ADC_CHANNEL_12 | ...) + * @rmtoll CHSELR CHSEL0 LL_ADC_REG_SetSequencerChRem\n + * CHSELR CHSEL1 LL_ADC_REG_SetSequencerChRem\n + * CHSELR CHSEL2 LL_ADC_REG_SetSequencerChRem\n + * CHSELR CHSEL3 LL_ADC_REG_SetSequencerChRem\n + * CHSELR CHSEL4 LL_ADC_REG_SetSequencerChRem\n + * CHSELR CHSEL5 LL_ADC_REG_SetSequencerChRem\n + * CHSELR CHSEL6 LL_ADC_REG_SetSequencerChRem\n + * CHSELR CHSEL7 LL_ADC_REG_SetSequencerChRem\n + * CHSELR CHSEL8 LL_ADC_REG_SetSequencerChRem\n + * CHSELR CHSEL9 LL_ADC_REG_SetSequencerChRem\n + * CHSELR CHSEL10 LL_ADC_REG_SetSequencerChRem\n + * CHSELR CHSEL11 LL_ADC_REG_SetSequencerChRem\n + * CHSELR CHSEL12 LL_ADC_REG_SetSequencerChRem\n + * CHSELR CHSEL13 LL_ADC_REG_SetSequencerChRem\n + * CHSELR CHSEL14 LL_ADC_REG_SetSequencerChRem\n + * CHSELR CHSEL15 LL_ADC_REG_SetSequencerChRem\n + * CHSELR CHSEL16 LL_ADC_REG_SetSequencerChRem\n + * CHSELR CHSEL17 LL_ADC_REG_SetSequencerChRem\n + * CHSELR CHSEL18 LL_ADC_REG_SetSequencerChRem + * @param ADCx ADC instance + * @param Channel This parameter can be a combination of the following values: + * @arg @ref LL_ADC_CHANNEL_0 + * @arg @ref LL_ADC_CHANNEL_1 + * @arg @ref LL_ADC_CHANNEL_2 + * @arg @ref LL_ADC_CHANNEL_3 + * @arg @ref LL_ADC_CHANNEL_4 + * @arg @ref LL_ADC_CHANNEL_5 + * @arg @ref LL_ADC_CHANNEL_6 + * @arg @ref LL_ADC_CHANNEL_7 + * @arg @ref LL_ADC_CHANNEL_8 + * @arg @ref LL_ADC_CHANNEL_9 + * @arg @ref LL_ADC_CHANNEL_10 + * @arg @ref LL_ADC_CHANNEL_11 + * @arg @ref LL_ADC_CHANNEL_12 + * @arg @ref LL_ADC_CHANNEL_13 + * @arg @ref LL_ADC_CHANNEL_14 + * @arg @ref LL_ADC_CHANNEL_15 + * @arg @ref LL_ADC_CHANNEL_16 (1) + * @arg @ref LL_ADC_CHANNEL_17 + * @arg @ref LL_ADC_CHANNEL_18 + * @arg @ref LL_ADC_CHANNEL_VREFINT + * @arg @ref LL_ADC_CHANNEL_TEMPSENSOR + * @arg @ref LL_ADC_CHANNEL_VLCD (1) + * + * (1) On STM32L0, parameter not available on all devices: only on STM32L053xx, STM32L063xx, STM32L073xx, STM32L083xx. + * @retval None + */ +__STATIC_INLINE void LL_ADC_REG_SetSequencerChRem(ADC_TypeDef *ADCx, uint32_t Channel) +{ + /* Parameter "Channel" is used with masks because containing */ + /* other bits reserved for other purpose. */ + CLEAR_BIT(ADCx->CHSELR, (Channel & ADC_CHANNEL_ID_BITFIELD_MASK)); +} + +/** + * @brief Get ADC group regular sequence: channel on rank corresponding to + * channel number. + * @note This function performs: + * - Channels order reading into each rank of scan sequence: + * rank of each channel is fixed by channel HW number + * (channel 0 fixed on rank 0, channel 1 fixed on rank1, ...). + * @note On this STM32 serie, ADC group regular sequencer is + * not fully configurable: sequencer length and each rank + * affectation to a channel are fixed by channel HW number. + * @note Depending on devices and packages, some channels may not be available. + * Refer to device datasheet for channels availability. + * @note On this STM32 serie, to measure internal channels (VrefInt, + * TempSensor, ...), measurement paths to internal channels must be + * enabled separately. + * This can be done using function @ref LL_ADC_SetCommonPathInternalCh(). + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be disabled or enabled without conversion on going + * on group regular. + * @note One or several values can be retrieved. + * Example: (LL_ADC_CHANNEL_4 | LL_ADC_CHANNEL_12 | ...) + * @rmtoll CHSELR CHSEL0 LL_ADC_REG_GetSequencerChannels\n + * CHSELR CHSEL1 LL_ADC_REG_GetSequencerChannels\n + * CHSELR CHSEL2 LL_ADC_REG_GetSequencerChannels\n + * CHSELR CHSEL3 LL_ADC_REG_GetSequencerChannels\n + * CHSELR CHSEL4 LL_ADC_REG_GetSequencerChannels\n + * CHSELR CHSEL5 LL_ADC_REG_GetSequencerChannels\n + * CHSELR CHSEL6 LL_ADC_REG_GetSequencerChannels\n + * CHSELR CHSEL7 LL_ADC_REG_GetSequencerChannels\n + * CHSELR CHSEL8 LL_ADC_REG_GetSequencerChannels\n + * CHSELR CHSEL9 LL_ADC_REG_GetSequencerChannels\n + * CHSELR CHSEL10 LL_ADC_REG_GetSequencerChannels\n + * CHSELR CHSEL11 LL_ADC_REG_GetSequencerChannels\n + * CHSELR CHSEL12 LL_ADC_REG_GetSequencerChannels\n + * CHSELR CHSEL13 LL_ADC_REG_GetSequencerChannels\n + * CHSELR CHSEL14 LL_ADC_REG_GetSequencerChannels\n + * CHSELR CHSEL15 LL_ADC_REG_GetSequencerChannels\n + * CHSELR CHSEL16 LL_ADC_REG_GetSequencerChannels\n + * CHSELR CHSEL17 LL_ADC_REG_GetSequencerChannels\n + * CHSELR CHSEL18 LL_ADC_REG_GetSequencerChannels + * @param ADCx ADC instance + * @retval Returned value can be a combination of the following values: + * @arg @ref LL_ADC_CHANNEL_0 + * @arg @ref LL_ADC_CHANNEL_1 + * @arg @ref LL_ADC_CHANNEL_2 + * @arg @ref LL_ADC_CHANNEL_3 + * @arg @ref LL_ADC_CHANNEL_4 + * @arg @ref LL_ADC_CHANNEL_5 + * @arg @ref LL_ADC_CHANNEL_6 + * @arg @ref LL_ADC_CHANNEL_7 + * @arg @ref LL_ADC_CHANNEL_8 + * @arg @ref LL_ADC_CHANNEL_9 + * @arg @ref LL_ADC_CHANNEL_10 + * @arg @ref LL_ADC_CHANNEL_11 + * @arg @ref LL_ADC_CHANNEL_12 + * @arg @ref LL_ADC_CHANNEL_13 + * @arg @ref LL_ADC_CHANNEL_14 + * @arg @ref LL_ADC_CHANNEL_15 + * @arg @ref LL_ADC_CHANNEL_16 (1) + * @arg @ref LL_ADC_CHANNEL_17 + * @arg @ref LL_ADC_CHANNEL_18 + * @arg @ref LL_ADC_CHANNEL_VREFINT + * @arg @ref LL_ADC_CHANNEL_TEMPSENSOR + * @arg @ref LL_ADC_CHANNEL_VLCD (1) + * + * (1) On STM32L0, parameter not available on all devices: only on STM32L053xx, STM32L063xx, STM32L073xx, STM32L083xx. + */ +__STATIC_INLINE uint32_t LL_ADC_REG_GetSequencerChannels(ADC_TypeDef *ADCx) +{ + register uint32_t ChannelsBitfield = READ_BIT(ADCx->CHSELR, ADC_CHSELR_CHSEL); + + return ( (((ChannelsBitfield & ADC_CHSELR_CHSEL0) >> ADC_CHSELR_CHSEL0_BITOFFSET_POS) * LL_ADC_CHANNEL_0) + | (((ChannelsBitfield & ADC_CHSELR_CHSEL1) >> ADC_CHSELR_CHSEL1_BITOFFSET_POS) * LL_ADC_CHANNEL_1) + | (((ChannelsBitfield & ADC_CHSELR_CHSEL2) >> ADC_CHSELR_CHSEL2_BITOFFSET_POS) * LL_ADC_CHANNEL_2) + | (((ChannelsBitfield & ADC_CHSELR_CHSEL3) >> ADC_CHSELR_CHSEL3_BITOFFSET_POS) * LL_ADC_CHANNEL_3) + | (((ChannelsBitfield & ADC_CHSELR_CHSEL4) >> ADC_CHSELR_CHSEL4_BITOFFSET_POS) * LL_ADC_CHANNEL_4) + | (((ChannelsBitfield & ADC_CHSELR_CHSEL5) >> ADC_CHSELR_CHSEL5_BITOFFSET_POS) * LL_ADC_CHANNEL_5) + | (((ChannelsBitfield & ADC_CHSELR_CHSEL6) >> ADC_CHSELR_CHSEL6_BITOFFSET_POS) * LL_ADC_CHANNEL_6) + | (((ChannelsBitfield & ADC_CHSELR_CHSEL7) >> ADC_CHSELR_CHSEL7_BITOFFSET_POS) * LL_ADC_CHANNEL_7) + | (((ChannelsBitfield & ADC_CHSELR_CHSEL8) >> ADC_CHSELR_CHSEL8_BITOFFSET_POS) * LL_ADC_CHANNEL_8) + | (((ChannelsBitfield & ADC_CHSELR_CHSEL9) >> ADC_CHSELR_CHSEL9_BITOFFSET_POS) * LL_ADC_CHANNEL_9) + | (((ChannelsBitfield & ADC_CHSELR_CHSEL10) >> ADC_CHSELR_CHSEL10_BITOFFSET_POS) * LL_ADC_CHANNEL_10) + | (((ChannelsBitfield & ADC_CHSELR_CHSEL11) >> ADC_CHSELR_CHSEL11_BITOFFSET_POS) * LL_ADC_CHANNEL_11) + | (((ChannelsBitfield & ADC_CHSELR_CHSEL12) >> ADC_CHSELR_CHSEL12_BITOFFSET_POS) * LL_ADC_CHANNEL_12) + | (((ChannelsBitfield & ADC_CHSELR_CHSEL13) >> ADC_CHSELR_CHSEL13_BITOFFSET_POS) * LL_ADC_CHANNEL_13) + | (((ChannelsBitfield & ADC_CHSELR_CHSEL14) >> ADC_CHSELR_CHSEL14_BITOFFSET_POS) * LL_ADC_CHANNEL_14) + | (((ChannelsBitfield & ADC_CHSELR_CHSEL15) >> ADC_CHSELR_CHSEL15_BITOFFSET_POS) * LL_ADC_CHANNEL_15) +#if defined(ADC_CCR_VLCDEN) + | (((ChannelsBitfield & ADC_CHSELR_CHSEL16) >> ADC_CHSELR_CHSEL16_BITOFFSET_POS) * LL_ADC_CHANNEL_16) +#endif + | (((ChannelsBitfield & ADC_CHSELR_CHSEL17) >> ADC_CHSELR_CHSEL17_BITOFFSET_POS) * LL_ADC_CHANNEL_17) + | (((ChannelsBitfield & ADC_CHSELR_CHSEL18) >> ADC_CHSELR_CHSEL18_BITOFFSET_POS) * LL_ADC_CHANNEL_18) + ); +} +/** + * @brief Set ADC continuous conversion mode on ADC group regular. + * @note Description of ADC continuous conversion mode: + * - single mode: one conversion per trigger + * - continuous mode: after the first trigger, following + * conversions launched successively automatically. + * @note It is not possible to enable both ADC group regular + * continuous mode and sequencer discontinuous mode. + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be disabled or enabled without conversion on going + * on group regular. + * @rmtoll CFGR1 CONT LL_ADC_REG_SetContinuousMode + * @param ADCx ADC instance + * @param Continuous This parameter can be one of the following values: + * @arg @ref LL_ADC_REG_CONV_SINGLE + * @arg @ref LL_ADC_REG_CONV_CONTINUOUS + * @retval None + */ +__STATIC_INLINE void LL_ADC_REG_SetContinuousMode(ADC_TypeDef *ADCx, uint32_t Continuous) +{ + MODIFY_REG(ADCx->CFGR1, ADC_CFGR1_CONT, Continuous); +} + +/** + * @brief Get ADC continuous conversion mode on ADC group regular. + * @note Description of ADC continuous conversion mode: + * - single mode: one conversion per trigger + * - continuous mode: after the first trigger, following + * conversions launched successively automatically. + * @rmtoll CFGR1 CONT LL_ADC_REG_GetContinuousMode + * @param ADCx ADC instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_ADC_REG_CONV_SINGLE + * @arg @ref LL_ADC_REG_CONV_CONTINUOUS + */ +__STATIC_INLINE uint32_t LL_ADC_REG_GetContinuousMode(ADC_TypeDef *ADCx) +{ + return (uint32_t)(READ_BIT(ADCx->CFGR1, ADC_CFGR1_CONT)); +} + +/** + * @brief Set ADC group regular conversion data transfer: no transfer or + * transfer by DMA, and DMA requests mode. + * @note If transfer by DMA selected, specifies the DMA requests + * mode: + * - Limited mode (One shot mode): DMA transfer requests are stopped + * when number of DMA data transfers (number of + * ADC conversions) is reached. + * This ADC mode is intended to be used with DMA mode non-circular. + * - Unlimited mode: DMA transfer requests are unlimited, + * whatever number of DMA data transfers (number of + * ADC conversions). + * This ADC mode is intended to be used with DMA mode circular. + * @note If ADC DMA requests mode is set to unlimited and DMA is set to + * mode non-circular: + * when DMA transfers size will be reached, DMA will stop transfers of + * ADC conversions data ADC will raise an overrun error + * (overrun flag and interruption if enabled). + * @note To configure DMA source address (peripheral address), + * use function @ref LL_ADC_DMA_GetRegAddr(). + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be disabled or enabled without conversion on going + * on group regular. + * @rmtoll CFGR1 DMAEN LL_ADC_REG_SetDMATransfer\n + * CFGR1 DMACFG LL_ADC_REG_SetDMATransfer + * @param ADCx ADC instance + * @param DMATransfer This parameter can be one of the following values: + * @arg @ref LL_ADC_REG_DMA_TRANSFER_NONE + * @arg @ref LL_ADC_REG_DMA_TRANSFER_LIMITED + * @arg @ref LL_ADC_REG_DMA_TRANSFER_UNLIMITED + * @retval None + */ +__STATIC_INLINE void LL_ADC_REG_SetDMATransfer(ADC_TypeDef *ADCx, uint32_t DMATransfer) +{ + MODIFY_REG(ADCx->CFGR1, ADC_CFGR1_DMAEN | ADC_CFGR1_DMACFG, DMATransfer); +} + +/** + * @brief Get ADC group regular conversion data transfer: no transfer or + * transfer by DMA, and DMA requests mode. + * @note If transfer by DMA selected, specifies the DMA requests + * mode: + * - Limited mode (One shot mode): DMA transfer requests are stopped + * when number of DMA data transfers (number of + * ADC conversions) is reached. + * This ADC mode is intended to be used with DMA mode non-circular. + * - Unlimited mode: DMA transfer requests are unlimited, + * whatever number of DMA data transfers (number of + * ADC conversions). + * This ADC mode is intended to be used with DMA mode circular. + * @note If ADC DMA requests mode is set to unlimited and DMA is set to + * mode non-circular: + * when DMA transfers size will be reached, DMA will stop transfers of + * ADC conversions data ADC will raise an overrun error + * (overrun flag and interruption if enabled). + * @note To configure DMA source address (peripheral address), + * use function @ref LL_ADC_DMA_GetRegAddr(). + * @rmtoll CFGR1 DMAEN LL_ADC_REG_GetDMATransfer\n + * CFGR1 DMACFG LL_ADC_REG_GetDMATransfer + * @param ADCx ADC instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_ADC_REG_DMA_TRANSFER_NONE + * @arg @ref LL_ADC_REG_DMA_TRANSFER_LIMITED + * @arg @ref LL_ADC_REG_DMA_TRANSFER_UNLIMITED + */ +__STATIC_INLINE uint32_t LL_ADC_REG_GetDMATransfer(ADC_TypeDef *ADCx) +{ + return (uint32_t)(READ_BIT(ADCx->CFGR1, ADC_CFGR1_DMAEN | ADC_CFGR1_DMACFG)); +} + +/** + * @brief Set ADC group regular behavior in case of overrun: + * data preserved or overwritten. + * @note Compatibility with devices without feature overrun: + * other devices without this feature have a behavior + * equivalent to data overwritten. + * The default setting of overrun is data preserved. + * Therefore, for compatibility with all devices, parameter + * overrun should be set to data overwritten. + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be disabled or enabled without conversion on going + * on group regular. + * @rmtoll CFGR1 OVRMOD LL_ADC_REG_SetOverrun + * @param ADCx ADC instance + * @param Overrun This parameter can be one of the following values: + * @arg @ref LL_ADC_REG_OVR_DATA_PRESERVED + * @arg @ref LL_ADC_REG_OVR_DATA_OVERWRITTEN + * @retval None + */ +__STATIC_INLINE void LL_ADC_REG_SetOverrun(ADC_TypeDef *ADCx, uint32_t Overrun) +{ + MODIFY_REG(ADCx->CFGR1, ADC_CFGR1_OVRMOD, Overrun); +} + +/** + * @brief Get ADC group regular behavior in case of overrun: + * data preserved or overwritten. + * @rmtoll CFGR1 OVRMOD LL_ADC_REG_GetOverrun + * @param ADCx ADC instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_ADC_REG_OVR_DATA_PRESERVED + * @arg @ref LL_ADC_REG_OVR_DATA_OVERWRITTEN + */ +__STATIC_INLINE uint32_t LL_ADC_REG_GetOverrun(ADC_TypeDef *ADCx) +{ + return (uint32_t)(READ_BIT(ADCx->CFGR1, ADC_CFGR1_OVRMOD)); +} + +/** + * @} + */ + + +/** @defgroup ADC_LL_EF_Configuration_ADC_AnalogWatchdog Configuration of ADC transversal scope: analog watchdog + * @{ + */ + +/** + * @brief Set ADC analog watchdog monitored channels: + * a single channel or all channels, + * on ADC group regular. + * @note Once monitored channels are selected, analog watchdog + * is enabled. + * @note In case of need to define a single channel to monitor + * with analog watchdog from sequencer channel definition, + * use helper macro @ref __LL_ADC_ANALOGWD_CHANNEL_GROUP(). + * @note On this STM32 serie, there is only 1 kind of analog watchdog + * instance: + * - AWD standard (instance AWD1): + * - channels monitored: can monitor 1 channel or all channels. + * - groups monitored: ADC group regular. + * - resolution: resolution is not limited (corresponds to + * ADC resolution configured). + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be disabled or enabled without conversion on going + * on group regular. + * @rmtoll CFGR1 AWDCH LL_ADC_SetAnalogWDMonitChannels\n + * CFGR1 AWDSGL LL_ADC_SetAnalogWDMonitChannels\n + * CFGR1 AWDEN LL_ADC_SetAnalogWDMonitChannels + * @param ADCx ADC instance + * @param AWDChannelGroup This parameter can be one of the following values: + * @arg @ref LL_ADC_AWD_DISABLE + * @arg @ref LL_ADC_AWD_ALL_CHANNELS_REG + * @arg @ref LL_ADC_AWD_CHANNEL_0_REG + * @arg @ref LL_ADC_AWD_CHANNEL_1_REG + * @arg @ref LL_ADC_AWD_CHANNEL_2_REG + * @arg @ref LL_ADC_AWD_CHANNEL_3_REG + * @arg @ref LL_ADC_AWD_CHANNEL_4_REG + * @arg @ref LL_ADC_AWD_CHANNEL_5_REG + * @arg @ref LL_ADC_AWD_CHANNEL_6_REG + * @arg @ref LL_ADC_AWD_CHANNEL_7_REG + * @arg @ref LL_ADC_AWD_CHANNEL_8_REG + * @arg @ref LL_ADC_AWD_CHANNEL_9_REG + * @arg @ref LL_ADC_AWD_CHANNEL_10_REG + * @arg @ref LL_ADC_AWD_CHANNEL_11_REG + * @arg @ref LL_ADC_AWD_CHANNEL_12_REG + * @arg @ref LL_ADC_AWD_CHANNEL_13_REG + * @arg @ref LL_ADC_AWD_CHANNEL_14_REG + * @arg @ref LL_ADC_AWD_CHANNEL_15_REG + * @arg @ref LL_ADC_AWD_CHANNEL_16_REG (1) + * @arg @ref LL_ADC_AWD_CHANNEL_17_REG + * @arg @ref LL_ADC_AWD_CHANNEL_18_REG + * @arg @ref LL_ADC_AWD_CH_VREFINT_REG + * @arg @ref LL_ADC_AWD_CH_TEMPSENSOR_REG + * @arg @ref LL_ADC_AWD_CH_VLCD_REG (1) + * + * (1) On STM32L0, parameter not available on all devices: only on STM32L053xx, STM32L063xx, STM32L073xx, STM32L083xx. + * @retval None + */ +__STATIC_INLINE void LL_ADC_SetAnalogWDMonitChannels(ADC_TypeDef *ADCx, uint32_t AWDChannelGroup) +{ + MODIFY_REG(ADCx->CFGR1, + (ADC_CFGR1_AWDCH | ADC_CFGR1_AWDSGL | ADC_CFGR1_AWDEN), + (AWDChannelGroup & ADC_AWD_CR_ALL_CHANNEL_MASK)); +} + +/** + * @brief Get ADC analog watchdog monitored channel. + * @note Usage of the returned channel number: + * - To reinject this channel into another function LL_ADC_xxx: + * the returned channel number is only partly formatted on definition + * of literals LL_ADC_CHANNEL_x. Therefore, it has to be compared + * with parts of literals LL_ADC_CHANNEL_x or using + * helper macro @ref __LL_ADC_CHANNEL_TO_DECIMAL_NB(). + * Then the selected literal LL_ADC_CHANNEL_x can be used + * as parameter for another function. + * - To get the channel number in decimal format: + * process the returned value with the helper macro + * @ref __LL_ADC_CHANNEL_TO_DECIMAL_NB(). + * Applicable only when the analog watchdog is set to monitor + * one channel. + * @note On this STM32 serie, there is only 1 kind of analog watchdog + * instance: + * - AWD standard (instance AWD1): + * - channels monitored: can monitor 1 channel or all channels. + * - groups monitored: ADC group regular. + * - resolution: resolution is not limited (corresponds to + * ADC resolution configured). + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be disabled or enabled without conversion on going + * on group regular. + * @rmtoll CFGR1 AWDCH LL_ADC_GetAnalogWDMonitChannels\n + * CFGR1 AWDSGL LL_ADC_GetAnalogWDMonitChannels\n + * CFGR1 AWDEN LL_ADC_GetAnalogWDMonitChannels + * @param ADCx ADC instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_ADC_AWD_DISABLE + * @arg @ref LL_ADC_AWD_ALL_CHANNELS_REG + * @arg @ref LL_ADC_AWD_CHANNEL_0_REG + * @arg @ref LL_ADC_AWD_CHANNEL_1_REG + * @arg @ref LL_ADC_AWD_CHANNEL_2_REG + * @arg @ref LL_ADC_AWD_CHANNEL_3_REG + * @arg @ref LL_ADC_AWD_CHANNEL_4_REG + * @arg @ref LL_ADC_AWD_CHANNEL_5_REG + * @arg @ref LL_ADC_AWD_CHANNEL_6_REG + * @arg @ref LL_ADC_AWD_CHANNEL_7_REG + * @arg @ref LL_ADC_AWD_CHANNEL_8_REG + * @arg @ref LL_ADC_AWD_CHANNEL_9_REG + * @arg @ref LL_ADC_AWD_CHANNEL_10_REG + * @arg @ref LL_ADC_AWD_CHANNEL_11_REG + * @arg @ref LL_ADC_AWD_CHANNEL_12_REG + * @arg @ref LL_ADC_AWD_CHANNEL_13_REG + * @arg @ref LL_ADC_AWD_CHANNEL_14_REG + * @arg @ref LL_ADC_AWD_CHANNEL_15_REG + * @arg @ref LL_ADC_AWD_CHANNEL_16_REG + * @arg @ref LL_ADC_AWD_CHANNEL_17_REG + * @arg @ref LL_ADC_AWD_CHANNEL_18_REG + */ +__STATIC_INLINE uint32_t LL_ADC_GetAnalogWDMonitChannels(ADC_TypeDef *ADCx) +{ + register uint32_t AWDChannelGroup = READ_BIT(ADCx->CFGR1, (ADC_CFGR1_AWDCH | ADC_CFGR1_AWDSGL | ADC_CFGR1_AWDEN)); + + /* Note: Set variable according to channel definition including channel ID */ + /* with bitfield. */ + register uint32_t AWDChannelSingle = ((AWDChannelGroup & ADC_CFGR1_AWDSGL) >> ADC_CFGR1_AWDSGL_BITOFFSET_POS); + register uint32_t AWDChannelBitField = (ADC_CHANNEL_0_BITFIELD << ((AWDChannelGroup & ADC_CHANNEL_ID_NUMBER_MASK) >> ADC_CHANNEL_ID_NUMBER_BITOFFSET_POS)); + + return (AWDChannelGroup | (AWDChannelBitField * AWDChannelSingle)); +} + +/** + * @brief Set ADC analog watchdog thresholds value of both thresholds + * high and low. + * @note If value of only one threshold high or low must be set, + * use function @ref LL_ADC_SetAnalogWDThresholds(). + * @note In case of ADC resolution different of 12 bits, + * analog watchdog thresholds data require a specific shift. + * Use helper macro @ref __LL_ADC_ANALOGWD_SET_THRESHOLD_RESOLUTION(). + * @note On this STM32 serie, there is only 1 kind of analog watchdog + * instance: + * - AWD standard (instance AWD1): + * - channels monitored: can monitor 1 channel or all channels. + * - groups monitored: ADC group regular. + * - resolution: resolution is not limited (corresponds to + * ADC resolution configured). + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be disabled or enabled without conversion on going + * on group regular. + * @rmtoll TR HT LL_ADC_ConfigAnalogWDThresholds\n + * TR LT LL_ADC_ConfigAnalogWDThresholds + * @param ADCx ADC instance + * @param AWDThresholdHighValue Value between Min_Data=0x000 and Max_Data=0xFFF + * @param AWDThresholdLowValue Value between Min_Data=0x000 and Max_Data=0xFFF + * @retval None + */ +__STATIC_INLINE void LL_ADC_ConfigAnalogWDThresholds(ADC_TypeDef *ADCx, uint32_t AWDThresholdHighValue, uint32_t AWDThresholdLowValue) +{ + MODIFY_REG(ADCx->TR, + ADC_TR_HT | ADC_TR_LT, + (AWDThresholdHighValue << ADC_TR_HT_BITOFFSET_POS) | AWDThresholdLowValue); +} + +/** + * @brief Set ADC analog watchdog threshold value of threshold + * high or low. + * @note If values of both thresholds high or low must be set, + * use function @ref LL_ADC_ConfigAnalogWDThresholds(). + * @note In case of ADC resolution different of 12 bits, + * analog watchdog thresholds data require a specific shift. + * Use helper macro @ref __LL_ADC_ANALOGWD_SET_THRESHOLD_RESOLUTION(). + * @note On this STM32 serie, there is only 1 kind of analog watchdog + * instance: + * - AWD standard (instance AWD1): + * - channels monitored: can monitor 1 channel or all channels. + * - groups monitored: ADC group regular. + * - resolution: resolution is not limited (corresponds to + * ADC resolution configured). + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be disabled or enabled without conversion on going + * on group regular. + * @rmtoll TR HT LL_ADC_SetAnalogWDThresholds\n + * TR LT LL_ADC_SetAnalogWDThresholds + * @param ADCx ADC instance + * @param AWDThresholdsHighLow This parameter can be one of the following values: + * @arg @ref LL_ADC_AWD_THRESHOLD_HIGH + * @arg @ref LL_ADC_AWD_THRESHOLD_LOW + * @param AWDThresholdValue: Value between Min_Data=0x000 and Max_Data=0xFFF + * @retval None + */ +__STATIC_INLINE void LL_ADC_SetAnalogWDThresholds(ADC_TypeDef *ADCx, uint32_t AWDThresholdsHighLow, uint32_t AWDThresholdValue) +{ + /* Parameter "AWDThresholdsHighLow" is used with mask "0x00000010" */ + /* to be equivalent to "POSITION_VAL(AWDThresholdsHighLow)": if threshold */ + /* high is selected, then data is shifted to LSB. Else(threshold low), */ + /* data is not shifted. */ + MODIFY_REG(ADCx->TR, + AWDThresholdsHighLow, + AWDThresholdValue << ((AWDThresholdsHighLow >> ADC_TR_HT_BITOFFSET_POS) & ((uint32_t)0x00000010U))); +} + +/** + * @brief Get ADC analog watchdog threshold value of threshold high, + * threshold low or raw data with ADC thresholds high and low + * concatenated. + * @note If raw data with ADC thresholds high and low is retrieved, + * the data of each threshold high or low can be isolated + * using helper macro: + * @ref __LL_ADC_ANALOGWD_THRESHOLDS_HIGH_LOW(). + * @note In case of ADC resolution different of 12 bits, + * analog watchdog thresholds data require a specific shift. + * Use helper macro @ref __LL_ADC_ANALOGWD_GET_THRESHOLD_RESOLUTION(). + * @rmtoll TR HT LL_ADC_GetAnalogWDThresholds\n + * TR LT LL_ADC_GetAnalogWDThresholds + * @param ADCx ADC instance + * @param AWDThresholdsHighLow This parameter can be one of the following values: + * @arg @ref LL_ADC_AWD_THRESHOLD_HIGH + * @arg @ref LL_ADC_AWD_THRESHOLD_LOW + * @arg @ref LL_ADC_AWD_THRESHOLDS_HIGH_LOW + * @retval Value between Min_Data=0x000 and Max_Data=0xFFF +*/ +__STATIC_INLINE uint32_t LL_ADC_GetAnalogWDThresholds(ADC_TypeDef *ADCx, uint32_t AWDThresholdsHighLow) +{ + /* Parameter "AWDThresholdsHighLow" is used with mask "0x00000010" */ + /* to be equivalent to "POSITION_VAL(AWDThresholdsHighLow)": if threshold */ + /* high is selected, then data is shifted to LSB. Else(threshold low or */ + /* both thresholds), data is not shifted. */ + return (uint32_t)(READ_BIT(ADCx->TR, + (AWDThresholdsHighLow | ADC_TR_LT)) + >> ((~AWDThresholdsHighLow) & ((uint32_t)0x00000010U)) + ); +} + +/** + * @} + */ + +/** @defgroup ADC_LL_EF_Configuration_ADC_oversampling Configuration of ADC transversal scope: oversampling + * @{ + */ + +/** + * @brief Set ADC oversampling scope. + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be disabled or enabled without conversion on going + * on group regular. + * @rmtoll CFGR2 OVSE LL_ADC_SetOverSamplingScope + * @param ADCx ADC instance + * @param OvsScope This parameter can be one of the following values: + * @arg @ref LL_ADC_OVS_DISABLE + * @arg @ref LL_ADC_OVS_GRP_REGULAR_CONTINUED + * @retval None + */ +__STATIC_INLINE void LL_ADC_SetOverSamplingScope(ADC_TypeDef *ADCx, uint32_t OvsScope) +{ + MODIFY_REG(ADCx->CFGR2, ADC_CFGR2_OVSE, OvsScope); +} + +/** + * @brief Get ADC oversampling scope. + * @rmtoll CFGR2 OVSE LL_ADC_GetOverSamplingScope + * @param ADCx ADC instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_ADC_OVS_DISABLE + * @arg @ref LL_ADC_OVS_GRP_REGULAR_CONTINUED + */ +__STATIC_INLINE uint32_t LL_ADC_GetOverSamplingScope(ADC_TypeDef *ADCx) +{ + return (uint32_t)(READ_BIT(ADCx->CFGR2, ADC_CFGR2_OVSE)); +} + +/** + * @brief Set ADC oversampling discontinuous mode (triggered mode) + * on the selected ADC group. + * @note Number of oversampled conversions are done either in: + * - continuous mode (all conversions of oversampling ratio + * are done from 1 trigger) + * - discontinuous mode (each conversion of oversampling ratio + * needs a trigger) + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be disabled or enabled without conversion on going + * on group regular. + * @rmtoll CFGR2 TOVS LL_ADC_SetOverSamplingDiscont + * @param ADCx ADC instance + * @param OverSamplingDiscont This parameter can be one of the following values: + * @arg @ref LL_ADC_OVS_REG_CONT + * @arg @ref LL_ADC_OVS_REG_DISCONT + * @retval None + */ +__STATIC_INLINE void LL_ADC_SetOverSamplingDiscont(ADC_TypeDef *ADCx, uint32_t OverSamplingDiscont) +{ + MODIFY_REG(ADCx->CFGR2, ADC_CFGR2_TOVS, OverSamplingDiscont); +} + +/** + * @brief Get ADC oversampling discontinuous mode (triggered mode) + * on the selected ADC group. + * @note Number of oversampled conversions are done either in: + * - continuous mode (all conversions of oversampling ratio + * are done from 1 trigger) + * - discontinuous mode (each conversion of oversampling ratio + * needs a trigger) + * @rmtoll CFGR2 TOVS LL_ADC_GetOverSamplingDiscont + * @param ADCx ADC instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_ADC_OVS_REG_CONT + * @arg @ref LL_ADC_OVS_REG_DISCONT + */ +__STATIC_INLINE uint32_t LL_ADC_GetOverSamplingDiscont(ADC_TypeDef *ADCx) +{ + return (uint32_t)(READ_BIT(ADCx->CFGR2, ADC_CFGR2_TOVS)); +} + +/** + * @brief Set ADC oversampling + * @note This function set the 2 items of oversampling configuration: + * - ratio + * - shift + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be disabled or enabled without conversion on going + * on group regular. + * @rmtoll CFGR2 OVSS LL_ADC_ConfigOverSamplingRatioShift\n + * CFGR2 OVSR LL_ADC_ConfigOverSamplingRatioShift + * @param ADCx ADC instance + * @param Ratio This parameter can be one of the following values: + * @arg @ref LL_ADC_OVS_RATIO_2 + * @arg @ref LL_ADC_OVS_RATIO_4 + * @arg @ref LL_ADC_OVS_RATIO_8 + * @arg @ref LL_ADC_OVS_RATIO_16 + * @arg @ref LL_ADC_OVS_RATIO_32 + * @arg @ref LL_ADC_OVS_RATIO_64 + * @arg @ref LL_ADC_OVS_RATIO_128 + * @arg @ref LL_ADC_OVS_RATIO_256 + * @param Shift This parameter can be one of the following values: + * @arg @ref LL_ADC_OVS_SHIFT_NONE + * @arg @ref LL_ADC_OVS_SHIFT_RIGHT_1 + * @arg @ref LL_ADC_OVS_SHIFT_RIGHT_2 + * @arg @ref LL_ADC_OVS_SHIFT_RIGHT_3 + * @arg @ref LL_ADC_OVS_SHIFT_RIGHT_4 + * @arg @ref LL_ADC_OVS_SHIFT_RIGHT_5 + * @arg @ref LL_ADC_OVS_SHIFT_RIGHT_6 + * @arg @ref LL_ADC_OVS_SHIFT_RIGHT_7 + * @arg @ref LL_ADC_OVS_SHIFT_RIGHT_8 + * @retval None + */ +__STATIC_INLINE void LL_ADC_ConfigOverSamplingRatioShift(ADC_TypeDef *ADCx, uint32_t Ratio, uint32_t Shift) +{ + MODIFY_REG(ADCx->CFGR2, (ADC_CFGR2_OVSS | ADC_CFGR2_OVSR), (Shift | Ratio)); +} + +/** + * @brief Get ADC oversampling ratio + * @rmtoll CFGR2 OVSR LL_ADC_GetOverSamplingRatio + * @param ADCx ADC instance + * @retval Ratio This parameter can be one of the following values: + * @arg @ref LL_ADC_OVS_RATIO_2 + * @arg @ref LL_ADC_OVS_RATIO_4 + * @arg @ref LL_ADC_OVS_RATIO_8 + * @arg @ref LL_ADC_OVS_RATIO_16 + * @arg @ref LL_ADC_OVS_RATIO_32 + * @arg @ref LL_ADC_OVS_RATIO_64 + * @arg @ref LL_ADC_OVS_RATIO_128 + * @arg @ref LL_ADC_OVS_RATIO_256 +*/ +__STATIC_INLINE uint32_t LL_ADC_GetOverSamplingRatio(ADC_TypeDef *ADCx) +{ + return (uint32_t)(READ_BIT(ADCx->CFGR2, ADC_CFGR2_OVSR)); +} + +/** + * @brief Get ADC oversampling shift + * @rmtoll CFGR2 OVSS LL_ADC_GetOverSamplingShift + * @param ADCx ADC instance + * @retval Shift This parameter can be one of the following values: + * @arg @ref LL_ADC_OVS_SHIFT_NONE + * @arg @ref LL_ADC_OVS_SHIFT_RIGHT_1 + * @arg @ref LL_ADC_OVS_SHIFT_RIGHT_2 + * @arg @ref LL_ADC_OVS_SHIFT_RIGHT_3 + * @arg @ref LL_ADC_OVS_SHIFT_RIGHT_4 + * @arg @ref LL_ADC_OVS_SHIFT_RIGHT_5 + * @arg @ref LL_ADC_OVS_SHIFT_RIGHT_6 + * @arg @ref LL_ADC_OVS_SHIFT_RIGHT_7 + * @arg @ref LL_ADC_OVS_SHIFT_RIGHT_8 +*/ +__STATIC_INLINE uint32_t LL_ADC_GetOverSamplingShift(ADC_TypeDef *ADCx) +{ + return (uint32_t)(READ_BIT(ADCx->CFGR2, ADC_CFGR2_OVSS)); +} + +/** + * @} + */ + +/** @defgroup ADC_LL_EF_Operation_ADC_Instance Operation on ADC hierarchical scope: ADC instance + * @{ + */ + +/** + * @brief Enable ADC instance internal voltage regulator. + * @note On this STM32 serie, there are three possibilities to enable + * the voltage regulator: + * - by enabling it manually + * using this function (@ref LL_ADC_EnableInternalRegulator() ). + * - by launching a calibration + * using function @ref LL_ADC_StartCalibration(). + * - by enabling the ADC + * using function @ref LL_ADC_Enable(). + * @note On this STM32 serie, after ADC internal voltage regulator enable, + * a delay for ADC internal voltage regulator stabilization + * is required before performing a ADC calibration or ADC enable. + * Refer to device datasheet, parameter tUP_LDO. + * Refer to literal @ref LL_ADC_DELAY_INTERNAL_REGUL_STAB_US. + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be ADC disabled. + * @rmtoll CR ADVREGEN LL_ADC_EnableInternalRegulator + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_EnableInternalRegulator(ADC_TypeDef *ADCx) +{ + /* Note: Write register with some additional bits forced to state reset */ + /* instead of modifying only the selected bit for this function, */ + /* to not interfere with bits with HW property "rs". */ + MODIFY_REG(ADCx->CR, + ADC_CR_BITS_PROPERTY_RS, + ADC_CR_ADVREGEN); +} + +/** + * @brief Disable ADC internal voltage regulator. + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be ADC disabled. + * @rmtoll CR ADVREGEN LL_ADC_DisableInternalRegulator + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_DisableInternalRegulator(ADC_TypeDef *ADCx) +{ + CLEAR_BIT(ADCx->CR, (ADC_CR_ADVREGEN | ADC_CR_BITS_PROPERTY_RS)); +} + +/** + * @brief Get the selected ADC instance internal voltage regulator state. + * @rmtoll CR ADVREGEN LL_ADC_IsInternalRegulatorEnabled + * @param ADCx ADC instance + * @retval 0: internal regulator is disabled, 1: internal regulator is enabled. + */ +__STATIC_INLINE uint32_t LL_ADC_IsInternalRegulatorEnabled(ADC_TypeDef *ADCx) +{ + return (READ_BIT(ADCx->CR, ADC_CR_ADVREGEN) == (ADC_CR_ADVREGEN)); +} + +/** + * @brief Enable the selected ADC instance. + * @note On this STM32 serie, after ADC enable, a delay for + * ADC internal analog stabilization is required before performing a + * ADC conversion start. + * Refer to device datasheet, parameter tSTAB. + * @note On this STM32 serie, flag LL_ADC_FLAG_ADRDY is raised when the ADC + * is enabled and when conversion clock is active. + * (not only core clock: this ADC has a dual clock domain) + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be ADC disabled and ADC internal voltage regulator enabled. + * @rmtoll CR ADEN LL_ADC_Enable + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_Enable(ADC_TypeDef *ADCx) +{ + /* Note: Write register with some additional bits forced to state reset */ + /* instead of modifying only the selected bit for this function, */ + /* to not interfere with bits with HW property "rs". */ + MODIFY_REG(ADCx->CR, + ADC_CR_BITS_PROPERTY_RS, + ADC_CR_ADEN); +} + +/** + * @brief Disable the selected ADC instance. + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be not disabled. Must be enabled without conversion on going + * on group regular. + * @rmtoll CR ADDIS LL_ADC_Disable + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_Disable(ADC_TypeDef *ADCx) +{ + /* Note: Write register with some additional bits forced to state reset */ + /* instead of modifying only the selected bit for this function, */ + /* to not interfere with bits with HW property "rs". */ + MODIFY_REG(ADCx->CR, + ADC_CR_BITS_PROPERTY_RS, + ADC_CR_ADDIS); +} + +/** + * @brief Get the selected ADC instance enable state. + * @note On this STM32 serie, flag LL_ADC_FLAG_ADRDY is raised when the ADC + * is enabled and when conversion clock is active. + * (not only core clock: this ADC has a dual clock domain) + * @rmtoll CR ADEN LL_ADC_IsEnabled + * @param ADCx ADC instance + * @retval 0: ADC is disabled, 1: ADC is enabled. + */ +__STATIC_INLINE uint32_t LL_ADC_IsEnabled(ADC_TypeDef *ADCx) +{ + return (READ_BIT(ADCx->CR, ADC_CR_ADEN) == (ADC_CR_ADEN)); +} + +/** + * @brief Get the selected ADC instance disable state. + * @rmtoll CR ADDIS LL_ADC_IsDisableOngoing + * @param ADCx ADC instance + * @retval 0: no ADC disable command on going. + */ +__STATIC_INLINE uint32_t LL_ADC_IsDisableOngoing(ADC_TypeDef *ADCx) +{ + return (READ_BIT(ADCx->CR, ADC_CR_ADDIS) == (ADC_CR_ADDIS)); +} + +/** + * @brief Start ADC calibration in the mode single-ended + * or differential (for devices with differential mode available). + * @note On this STM32 serie, a minimum number of ADC clock cycles + * are required between ADC end of calibration and ADC enable. + * Refer to literal @ref LL_ADC_DELAY_CALIB_ENABLE_ADC_CYCLES. + * @note In case of usage of ADC with DMA transfer: + * On this STM32 serie, ADC DMA transfer request should be disabled + * during calibration: + * Calibration factor is available in data register + * and also transfered by DMA. + * To not insert ADC calibration factor among ADC conversion data + * in array variable, DMA transfer must be disabled during + * calibration. + * (DMA transfer setting backup and disable before calibration, + * DMA transfer setting restore after calibration. + * Refer to functions @ref LL_ADC_REG_GetDMATransfer(), + * @ref LL_ADC_REG_SetDMATransfer() ). + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be ADC disabled. + * @rmtoll CR ADCAL LL_ADC_StartCalibration + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_StartCalibration(ADC_TypeDef *ADCx) +{ + /* Note: Write register with some additional bits forced to state reset */ + /* instead of modifying only the selected bit for this function, */ + /* to not interfere with bits with HW property "rs". */ + MODIFY_REG(ADCx->CR, + ADC_CR_BITS_PROPERTY_RS, + ADC_CR_ADCAL); +} + +/** + * @brief Get ADC calibration state. + * @rmtoll CR ADCAL LL_ADC_IsCalibrationOnGoing + * @param ADCx ADC instance + * @retval 0: calibration complete, 1: calibration in progress. + */ +__STATIC_INLINE uint32_t LL_ADC_IsCalibrationOnGoing(ADC_TypeDef *ADCx) +{ + return (READ_BIT(ADCx->CR, ADC_CR_ADCAL) == (ADC_CR_ADCAL)); +} + +/** + * @} + */ + +/** @defgroup ADC_LL_EF_Operation_ADC_Group_Regular Operation on ADC hierarchical scope: group regular + * @{ + */ + +/** + * @brief Start ADC group regular conversion. + * @note On this STM32 serie, this function is relevant for both + * internal trigger (SW start) and external trigger: + * - If ADC trigger has been set to software start, ADC conversion + * starts immediately. + * - If ADC trigger has been set to external trigger, ADC conversion + * will start at next trigger event (on the selected trigger edge) + * following the ADC start conversion command. + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be enabled without conversion on going on group regular, + * without conversion stop command on going on group regular. + * @rmtoll CR ADSTART LL_ADC_REG_StartConversion + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_REG_StartConversion(ADC_TypeDef *ADCx) +{ + /* Note: Write register with some additional bits forced to state reset */ + /* instead of modifying only the selected bit for this function, */ + /* to not interfere with bits with HW property "rs". */ + MODIFY_REG(ADCx->CR, + ADC_CR_BITS_PROPERTY_RS, + ADC_CR_ADSTART); +} + +/** + * @brief Stop ADC group regular conversion. + * @note On this STM32 serie, setting of this feature is conditioned to + * ADC state: + * ADC must be enabled with conversion on going on group regular, + * without ADC disable command on going. + * @rmtoll CR ADSTP LL_ADC_REG_StopConversion + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_REG_StopConversion(ADC_TypeDef *ADCx) +{ + /* Note: Write register with some additional bits forced to state reset */ + /* instead of modifying only the selected bit for this function, */ + /* to not interfere with bits with HW property "rs". */ + MODIFY_REG(ADCx->CR, + ADC_CR_BITS_PROPERTY_RS, + ADC_CR_ADSTP); +} + +/** + * @brief Get ADC group regular conversion state. + * @rmtoll CR ADSTART LL_ADC_REG_IsConversionOngoing + * @param ADCx ADC instance + * @retval 0: no conversion is on going on ADC group regular. + */ +__STATIC_INLINE uint32_t LL_ADC_REG_IsConversionOngoing(ADC_TypeDef *ADCx) +{ + return (READ_BIT(ADCx->CR, ADC_CR_ADSTART) == (ADC_CR_ADSTART)); +} + +/** + * @brief Get ADC group regular command of conversion stop state + * @rmtoll CR ADSTP LL_ADC_REG_IsStopConversionOngoing + * @param ADCx ADC instance + * @retval 0: no command of conversion stop is on going on ADC group regular. + */ +__STATIC_INLINE uint32_t LL_ADC_REG_IsStopConversionOngoing(ADC_TypeDef *ADCx) +{ + return (READ_BIT(ADCx->CR, ADC_CR_ADSTP) == (ADC_CR_ADSTP)); +} + +/** + * @brief Get ADC group regular conversion data, range fit for + * all ADC configurations: all ADC resolutions and + * all oversampling increased data width (for devices + * with feature oversampling). + * @rmtoll DR DATA LL_ADC_REG_ReadConversionData32 + * @param ADCx ADC instance + * @retval Value between Min_Data=0x00000000 and Max_Data=0xFFFFFFFF + */ +__STATIC_INLINE uint32_t LL_ADC_REG_ReadConversionData32(ADC_TypeDef *ADCx) +{ + return (uint32_t)(READ_BIT(ADCx->DR, ADC_DR_DATA)); +} + +/** + * @brief Get ADC group regular conversion data, range fit for + * ADC resolution 12 bits. + * @note For devices with feature oversampling: Oversampling + * can increase data width, function for extended range + * may be needed: @ref LL_ADC_REG_ReadConversionData32. + * @rmtoll DR DATA LL_ADC_REG_ReadConversionData12 + * @param ADCx ADC instance + * @retval Value between Min_Data=0x000 and Max_Data=0xFFF + */ +__STATIC_INLINE uint16_t LL_ADC_REG_ReadConversionData12(ADC_TypeDef *ADCx) +{ + return (uint16_t)(READ_BIT(ADCx->DR, ADC_DR_DATA)); +} + +/** + * @brief Get ADC group regular conversion data, range fit for + * ADC resolution 10 bits. + * @note For devices with feature oversampling: Oversampling + * can increase data width, function for extended range + * may be needed: @ref LL_ADC_REG_ReadConversionData32. + * @rmtoll DR DATA LL_ADC_REG_ReadConversionData10 + * @param ADCx ADC instance + * @retval Value between Min_Data=0x000 and Max_Data=0x3FF + */ +__STATIC_INLINE uint16_t LL_ADC_REG_ReadConversionData10(ADC_TypeDef *ADCx) +{ + return (uint16_t)(READ_BIT(ADCx->DR, ADC_DR_DATA)); +} + +/** + * @brief Get ADC group regular conversion data, range fit for + * ADC resolution 8 bits. + * @note For devices with feature oversampling: Oversampling + * can increase data width, function for extended range + * may be needed: @ref LL_ADC_REG_ReadConversionData32. + * @rmtoll DR DATA LL_ADC_REG_ReadConversionData8 + * @param ADCx ADC instance + * @retval Value between Min_Data=0x00 and Max_Data=0xFF + */ +__STATIC_INLINE uint8_t LL_ADC_REG_ReadConversionData8(ADC_TypeDef *ADCx) +{ + return (uint8_t)(READ_BIT(ADCx->DR, ADC_DR_DATA)); +} + +/** + * @brief Get ADC group regular conversion data, range fit for + * ADC resolution 6 bits. + * @note For devices with feature oversampling: Oversampling + * can increase data width, function for extended range + * may be needed: @ref LL_ADC_REG_ReadConversionData32. + * @rmtoll DR DATA LL_ADC_REG_ReadConversionData6 + * @param ADCx ADC instance + * @retval Value between Min_Data=0x00 and Max_Data=0x3F + */ +__STATIC_INLINE uint8_t LL_ADC_REG_ReadConversionData6(ADC_TypeDef *ADCx) +{ + return (uint8_t)(READ_BIT(ADCx->DR, ADC_DR_DATA)); +} + +/** + * @} + */ + +/** @defgroup ADC_LL_EF_FLAG_Management ADC flag management + * @{ + */ + +/** + * @brief Get flag ADC ready. + * @note On this STM32 serie, flag LL_ADC_FLAG_ADRDY is raised when the ADC + * is enabled and when conversion clock is active. + * (not only core clock: this ADC has a dual clock domain) + * @rmtoll ISR ADRDY LL_ADC_IsActiveFlag_ADRDY + * @param ADCx ADC instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_ADC_IsActiveFlag_ADRDY(ADC_TypeDef *ADCx) +{ + return (READ_BIT(ADCx->ISR, LL_ADC_FLAG_ADRDY) == (LL_ADC_FLAG_ADRDY)); +} + +/** + * @brief Get flag ADC group regular end of unitary conversion. + * @rmtoll ISR EOC LL_ADC_IsActiveFlag_EOC + * @param ADCx ADC instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_ADC_IsActiveFlag_EOC(ADC_TypeDef *ADCx) +{ + return (READ_BIT(ADCx->ISR, ADC_ISR_EOC) == (ADC_ISR_EOC)); +} + +/** + * @brief Get flag ADC group regular end of sequence conversions. + * @rmtoll ISR EOSEQ LL_ADC_IsActiveFlag_EOS + * @param ADCx ADC instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_ADC_IsActiveFlag_EOS(ADC_TypeDef *ADCx) +{ + return (READ_BIT(ADCx->ISR, LL_ADC_FLAG_EOS) == (LL_ADC_FLAG_EOS)); +} + +/** + * @brief Get flag ADC group regular overrun. + * @rmtoll ISR OVR LL_ADC_IsActiveFlag_OVR + * @param ADCx ADC instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_ADC_IsActiveFlag_OVR(ADC_TypeDef *ADCx) +{ + return (READ_BIT(ADCx->ISR, LL_ADC_FLAG_OVR) == (LL_ADC_FLAG_OVR)); +} + +/** + * @brief Get flag ADC group regular end of sampling phase. + * @rmtoll ISR EOSMP LL_ADC_IsActiveFlag_EOSMP + * @param ADCx ADC instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_ADC_IsActiveFlag_EOSMP(ADC_TypeDef *ADCx) +{ + return (READ_BIT(ADCx->ISR, LL_ADC_FLAG_EOSMP) == (LL_ADC_FLAG_EOSMP)); +} + +/** + * @brief Get flag ADC analog watchdog 1 flag + * @rmtoll ISR AWD LL_ADC_IsActiveFlag_AWD1 + * @param ADCx ADC instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_ADC_IsActiveFlag_AWD1(ADC_TypeDef *ADCx) +{ + return (READ_BIT(ADCx->ISR, LL_ADC_FLAG_AWD1) == (LL_ADC_FLAG_AWD1)); +} + +/** + * @brief Get flag ADC end of calibration. + * @rmtoll ISR EOCAL LL_ADC_IsActiveFlag_EOCAL + * @param ADCx ADC instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_ADC_IsActiveFlag_EOCAL(ADC_TypeDef *ADCx) +{ + return (READ_BIT(ADCx->ISR, LL_ADC_FLAG_EOCAL) == (LL_ADC_FLAG_EOCAL)); +} + +/** + * @brief Clear flag ADC ready. + * @note On this STM32 serie, flag LL_ADC_FLAG_ADRDY is raised when the ADC + * is enabled and when conversion clock is active. + * (not only core clock: this ADC has a dual clock domain) + * @rmtoll ISR ADRDY LL_ADC_ClearFlag_ADRDY + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_ClearFlag_ADRDY(ADC_TypeDef *ADCx) +{ + WRITE_REG(ADCx->ISR, LL_ADC_FLAG_ADRDY); +} + +/** + * @brief Clear flag ADC group regular end of unitary conversion. + * @rmtoll ISR EOC LL_ADC_ClearFlag_EOC + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_ClearFlag_EOC(ADC_TypeDef *ADCx) +{ + WRITE_REG(ADCx->ISR, LL_ADC_FLAG_EOC); +} + +/** + * @brief Clear flag ADC group regular end of sequence conversions. + * @rmtoll ISR EOSEQ LL_ADC_ClearFlag_EOS + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_ClearFlag_EOS(ADC_TypeDef *ADCx) +{ + WRITE_REG(ADCx->ISR, LL_ADC_FLAG_EOS); +} + +/** + * @brief Clear flag ADC group regular overrun. + * @rmtoll ISR OVR LL_ADC_ClearFlag_OVR + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_ClearFlag_OVR(ADC_TypeDef *ADCx) +{ + WRITE_REG(ADCx->ISR, LL_ADC_FLAG_OVR); +} + +/** + * @brief Clear flag ADC group regular end of sampling phase. + * @rmtoll ISR EOSMP LL_ADC_ClearFlag_EOSMP + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_ClearFlag_EOSMP(ADC_TypeDef *ADCx) +{ + WRITE_REG(ADCx->ISR, LL_ADC_FLAG_EOSMP); +} + +/** + * @brief Clear flag ADC analog watchdog 1. + * @rmtoll ISR AWD LL_ADC_ClearFlag_AWD1 + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_ClearFlag_AWD1(ADC_TypeDef *ADCx) +{ + WRITE_REG(ADCx->ISR, LL_ADC_FLAG_AWD1); +} + +/** + * @brief Clear flag ADC end of calibration. + * @rmtoll ISR EOCAL LL_ADC_ClearFlag_EOCAL + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_ClearFlag_EOCAL(ADC_TypeDef *ADCx) +{ + WRITE_REG(ADCx->ISR, LL_ADC_FLAG_EOCAL); +} + +/** + * @} + */ + +/** @defgroup ADC_LL_EF_IT_Management ADC IT management + * @{ + */ + +/** + * @brief Enable ADC ready. + * @rmtoll IER ADRDYIE LL_ADC_EnableIT_ADRDY + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_EnableIT_ADRDY(ADC_TypeDef *ADCx) +{ + SET_BIT(ADCx->IER, LL_ADC_IT_ADRDY); +} + +/** + * @brief Enable interruption ADC group regular end of unitary conversion. + * @rmtoll IER EOCIE LL_ADC_EnableIT_EOC + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_EnableIT_EOC(ADC_TypeDef *ADCx) +{ + SET_BIT(ADCx->IER, LL_ADC_IT_EOC); +} + +/** + * @brief Enable interruption ADC group regular end of sequence conversions. + * @rmtoll IER EOSEQIE LL_ADC_EnableIT_EOS + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_EnableIT_EOS(ADC_TypeDef *ADCx) +{ + SET_BIT(ADCx->IER, LL_ADC_IT_EOS); +} + +/** + * @brief Enable ADC group regular interruption overrun. + * @rmtoll IER OVRIE LL_ADC_EnableIT_OVR + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_EnableIT_OVR(ADC_TypeDef *ADCx) +{ + SET_BIT(ADCx->IER, LL_ADC_IT_OVR); +} + +/** + * @brief Enable interruption ADC group regular end of sampling. + * @rmtoll IER EOSMPIE LL_ADC_EnableIT_EOSMP + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_EnableIT_EOSMP(ADC_TypeDef *ADCx) +{ + SET_BIT(ADCx->IER, LL_ADC_IT_EOSMP); +} + +/** + * @brief Enable interruption ADC analog watchdog 1. + * @rmtoll IER AWDIE LL_ADC_EnableIT_AWD1 + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_EnableIT_AWD1(ADC_TypeDef *ADCx) +{ + SET_BIT(ADCx->IER, LL_ADC_IT_AWD1); +} + +/** + * @brief Enable interruption ADC end of calibration. + * @rmtoll IER EOCALIE LL_ADC_EnableIT_EOCAL + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_EnableIT_EOCAL(ADC_TypeDef *ADCx) +{ + SET_BIT(ADCx->IER, LL_ADC_IT_EOCAL); +} + +/** + * @brief Disable interruption ADC ready. + * @rmtoll IER ADRDYIE LL_ADC_DisableIT_ADRDY + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_DisableIT_ADRDY(ADC_TypeDef *ADCx) +{ + CLEAR_BIT(ADCx->IER, LL_ADC_IT_ADRDY); +} + +/** + * @brief Disable interruption ADC group regular end of unitary conversion. + * @rmtoll IER EOCIE LL_ADC_DisableIT_EOC + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_DisableIT_EOC(ADC_TypeDef *ADCx) +{ + CLEAR_BIT(ADCx->IER, LL_ADC_IT_EOC); +} + +/** + * @brief Disable interruption ADC group regular end of sequence conversions. + * @rmtoll IER EOSEQIE LL_ADC_DisableIT_EOS + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_DisableIT_EOS(ADC_TypeDef *ADCx) +{ + CLEAR_BIT(ADCx->IER, LL_ADC_IT_EOS); +} + +/** + * @brief Disable interruption ADC group regular overrun. + * @rmtoll IER OVRIE LL_ADC_DisableIT_OVR + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_DisableIT_OVR(ADC_TypeDef *ADCx) +{ + CLEAR_BIT(ADCx->IER, LL_ADC_IT_OVR); +} + +/** + * @brief Disable interruption ADC group regular end of sampling. + * @rmtoll IER EOSMPIE LL_ADC_DisableIT_EOSMP + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_DisableIT_EOSMP(ADC_TypeDef *ADCx) +{ + CLEAR_BIT(ADCx->IER, LL_ADC_IT_EOSMP); +} + +/** + * @brief Disable interruption ADC analog watchdog 1. + * @rmtoll IER AWDIE LL_ADC_DisableIT_AWD1 + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_DisableIT_AWD1(ADC_TypeDef *ADCx) +{ + CLEAR_BIT(ADCx->IER, LL_ADC_IT_AWD1); +} + +/** + * @brief Disable interruption ADC end of calibration. + * @rmtoll IER EOCALIE LL_ADC_DisableIT_EOCAL + * @param ADCx ADC instance + * @retval None + */ +__STATIC_INLINE void LL_ADC_DisableIT_EOCAL(ADC_TypeDef *ADCx) +{ + CLEAR_BIT(ADCx->IER, LL_ADC_IT_EOCAL); +} + +/** + * @brief Get state of interruption ADC ready + * (0: interrupt disabled, 1: interrupt enabled). + * @rmtoll IER ADRDYIE LL_ADC_IsEnabledIT_ADRDY + * @param ADCx ADC instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_ADC_IsEnabledIT_ADRDY(ADC_TypeDef *ADCx) +{ + return (READ_BIT(ADCx->IER, LL_ADC_IT_ADRDY) == (LL_ADC_IT_ADRDY)); +} + +/** + * @brief Get state of interruption ADC group regular end of unitary conversion + * (0: interrupt disabled, 1: interrupt enabled). + * @rmtoll IER EOCIE LL_ADC_IsEnabledIT_EOC + * @param ADCx ADC instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_ADC_IsEnabledIT_EOC(ADC_TypeDef *ADCx) +{ + return (READ_BIT(ADCx->IER, LL_ADC_IT_EOC) == (LL_ADC_IT_EOC)); +} + +/** + * @brief Get state of interruption ADC group regular end of sequence conversions + * (0: interrupt disabled, 1: interrupt enabled). + * @rmtoll IER EOSEQIE LL_ADC_IsEnabledIT_EOS + * @param ADCx ADC instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_ADC_IsEnabledIT_EOS(ADC_TypeDef *ADCx) +{ + return (READ_BIT(ADCx->IER, LL_ADC_IT_EOS) == (LL_ADC_IT_EOS)); +} + +/** + * @brief Get state of interruption ADC group regular overrun + * (0: interrupt disabled, 1: interrupt enabled). + * @rmtoll IER OVRIE LL_ADC_IsEnabledIT_OVR + * @param ADCx ADC instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_ADC_IsEnabledIT_OVR(ADC_TypeDef *ADCx) +{ + return (READ_BIT(ADCx->IER, LL_ADC_IT_OVR) == (LL_ADC_IT_OVR)); +} + +/** + * @brief Get state of interruption ADC group regular end of sampling + * (0: interrupt disabled, 1: interrupt enabled). + * @rmtoll IER EOSMPIE LL_ADC_IsEnabledIT_EOSMP + * @param ADCx ADC instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_ADC_IsEnabledIT_EOSMP(ADC_TypeDef *ADCx) +{ + return (READ_BIT(ADCx->IER, LL_ADC_IT_EOSMP) == (LL_ADC_IT_EOSMP)); +} + +/** + * @brief Get state of interruption ADC analog watchdog 1 + * (0: interrupt disabled, 1: interrupt enabled). + * @rmtoll IER AWDIE LL_ADC_IsEnabledIT_AWD1 + * @param ADCx ADC instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_ADC_IsEnabledIT_AWD1(ADC_TypeDef *ADCx) +{ + return (READ_BIT(ADCx->IER, LL_ADC_IT_AWD1) == (LL_ADC_IT_AWD1)); +} + +/** + * @brief Get state of interruption ADC end of calibration + * (0: interrupt disabled, 1: interrupt enabled). + * @rmtoll IER EOCALIE LL_ADC_IsEnabledIT_EOCAL + * @param ADCx ADC instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_ADC_IsEnabledIT_EOCAL(ADC_TypeDef *ADCx) +{ + return (READ_BIT(ADCx->IER, LL_ADC_IT_EOCAL) == (LL_ADC_IT_EOCAL)); +} + +/** + * @} + */ + +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup ADC_LL_EF_Init Initialization and de-initialization functions + * @{ + */ + +/* Initialization of some features of ADC common parameters and multimode */ +ErrorStatus LL_ADC_CommonDeInit(ADC_Common_TypeDef *ADCxy_COMMON); +ErrorStatus LL_ADC_CommonInit(ADC_Common_TypeDef *ADCxy_COMMON, LL_ADC_CommonInitTypeDef *ADC_CommonInitStruct); +void LL_ADC_CommonStructInit(LL_ADC_CommonInitTypeDef *ADC_CommonInitStruct); + +/* De-initialization of ADC instance */ +ErrorStatus LL_ADC_DeInit(ADC_TypeDef *ADCx); + +/* Initialization of some features of ADC instance */ +ErrorStatus LL_ADC_Init(ADC_TypeDef *ADCx, LL_ADC_InitTypeDef *ADC_InitStruct); +void LL_ADC_StructInit(LL_ADC_InitTypeDef *ADC_InitStruct); + +/* Initialization of some features of ADC instance and ADC group regular */ +ErrorStatus LL_ADC_REG_Init(ADC_TypeDef *ADCx, LL_ADC_REG_InitTypeDef *ADC_REG_InitStruct); +void LL_ADC_REG_StructInit(LL_ADC_REG_InitTypeDef *ADC_REG_InitStruct); + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* ADC1 */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L0xx_LL_ADC_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_bus.h b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_bus.h new file mode 100644 index 0000000000..3fcb91c777 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_bus.h @@ -0,0 +1,1189 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_bus.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief Header file of BUS LL module. + + @verbatim + ##### RCC Limitations ##### + ============================================================================== + [..] + A delay between an RCC peripheral clock enable and the effective peripheral + enabling should be taken into account in order to manage the peripheral read/write + from/to registers. + (+) This delay depends on the peripheral mapping. + (++) AHB & APB peripherals, 1 dummy read is necessary + + [..] + Workarounds: + (#) For AHB & APB peripherals, a dummy read to the peripheral register has been + inserted in each LL_{BUS}_GRP{x}_EnableClock() function. + + @endverbatim + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L0xx_LL_BUS_H +#define __STM32L0xx_LL_BUS_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined(RCC) + +/** @defgroup BUS_LL BUS + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ + +/* Private constants ---------------------------------------------------------*/ + +/* Private macros ------------------------------------------------------------*/ + +/* Exported types ------------------------------------------------------------*/ +/* Exported constants --------------------------------------------------------*/ +/** @defgroup BUS_LL_Exported_Constants BUS Exported Constants + * @{ + */ + +/** @defgroup BUS_LL_EC_AHB1_GRP1_PERIPH AHB1 GRP1 PERIPH + * @{ + */ +#define LL_AHB1_GRP1_PERIPH_ALL (uint32_t)0xFFFFFFFFU +#define LL_AHB1_GRP1_PERIPH_DMA1 RCC_AHBENR_DMA1EN /*!< DMA1 clock enable */ +#define LL_AHB1_GRP1_PERIPH_MIF RCC_AHBENR_MIFEN /*!< MIF clock enable */ +#define LL_AHB1_GRP1_PERIPH_SRAM RCC_AHBSMENR_SRAMSMEN /*!< Sleep Mode SRAM clock enable */ +#define LL_AHB1_GRP1_PERIPH_CRC RCC_AHBENR_CRCEN /*!< CRC clock enable */ +#if defined(TSC) +#define LL_AHB1_GRP1_PERIPH_TSC RCC_AHBENR_TSCEN /*!< TSC clock enable */ +#endif /*TSC*/ +#if defined(RNG) +#define LL_AHB1_GRP1_PERIPH_RNG RCC_AHBENR_RNGEN /*!< RNG clock enable */ +#endif /*RNG*/ +#if defined(AES) +#define LL_AHB1_GRP1_PERIPH_CRYP RCC_AHBENR_CRYPEN /*!< CRYP clock enable */ +#endif /*AES*/ +/** + * @} + */ + + +/** @defgroup BUS_LL_EC_APB1_GRP1_PERIPH APB1 GRP1 PERIPH + * @{ + */ +#define LL_APB1_GRP1_PERIPH_ALL (uint32_t)0xFFFFFFFFU +#define LL_APB1_GRP1_PERIPH_TIM2 RCC_APB1ENR_TIM2EN /*!< TIM2 clock enable */ +#if defined(TIM3) +#define LL_APB1_GRP1_PERIPH_TIM3 RCC_APB1ENR_TIM3EN /*!< TIM3 clock enable */ +#endif +#if defined(TIM6) +#define LL_APB1_GRP1_PERIPH_TIM6 RCC_APB1ENR_TIM6EN /*!< TIM6 clock enable */ +#endif +#if defined(TIM7) +#define LL_APB1_GRP1_PERIPH_TIM7 RCC_APB1ENR_TIM7EN /*!< TIM7 clock enable */ +#endif +#if defined(LCD) +#define LL_APB1_GRP1_PERIPH_LCD RCC_APB1ENR_LCDEN /*!< LCD clock enable */ +#endif /*LCD*/ +#define LL_APB1_GRP1_PERIPH_WWDG RCC_APB1ENR_WWDGEN /*!< WWDG clock enable */ +#if defined(SPI2) +#define LL_APB1_GRP1_PERIPH_SPI2 RCC_APB1ENR_SPI2EN /*!< SPI2 clock enable */ +#endif +#define LL_APB1_GRP1_PERIPH_USART2 RCC_APB1ENR_USART2EN /*!< USART2 clock enable */ +#define LL_APB1_GRP1_PERIPH_LPUART1 RCC_APB1ENR_LPUART1EN /*!< LPUART1 clock enable */ +#if defined(USART4) +#define LL_APB1_GRP1_PERIPH_USART4 RCC_APB1ENR_USART4EN /*!< USART4 clock enable */ +#endif +#if defined(USART5) +#define LL_APB1_GRP1_PERIPH_USART5 RCC_APB1ENR_USART5EN /*!< USART5 clock enable */ +#endif +#define LL_APB1_GRP1_PERIPH_I2C1 RCC_APB1ENR_I2C1EN /*!< I2C1 clock enable */ +#if defined(I2C2) +#define LL_APB1_GRP1_PERIPH_I2C2 RCC_APB1ENR_I2C2EN /*!< I2C2 clock enable */ +#endif +#if defined(USB) +#define LL_APB1_GRP1_PERIPH_USB RCC_APB1ENR_USBEN /*!< USB clock enable */ +#endif /*USB*/ +#if defined(CRS) +#define LL_APB1_GRP1_PERIPH_CRS RCC_APB1ENR_CRSEN /*!< CRS clock enable */ +#endif /*CRS*/ +#define LL_APB1_GRP1_PERIPH_PWR RCC_APB1ENR_PWREN /*!< PWR clock enable */ +#if defined(DAC) +#define LL_APB1_GRP1_PERIPH_DAC1 RCC_APB1ENR_DACEN /*!< DAC clock enable */ +#endif +#if defined(I2C3) +#define LL_APB1_GRP1_PERIPH_I2C3 RCC_APB1ENR_I2C3EN /*!< I2C3 clock enable */ +#endif +#define LL_APB1_GRP1_PERIPH_LPTIM1 RCC_APB1ENR_LPTIM1EN /*!< LPTIM1 clock enable */ +/** + * @} + */ + + + + +/** @defgroup BUS_LL_EC_APB2_GRP1_PERIPH APB2 GRP1 PERIPH + * @{ + */ +#define LL_APB2_GRP1_PERIPH_ALL (uint32_t)0xFFFFFFFFU +#define LL_APB2_GRP1_PERIPH_SYSCFG RCC_APB2ENR_SYSCFGEN /*!< SYSCFG clock enable */ +#define LL_APB2_GRP1_PERIPH_TIM21 RCC_APB2ENR_TIM21EN /*!< TIM21 clock enable */ +#if defined(TIM22) +#define LL_APB2_GRP1_PERIPH_TIM22 RCC_APB2ENR_TIM22EN /*!< TIM22 clock enable */ +#endif +#define LL_APB2_GRP1_PERIPH_FW RCC_APB2ENR_FWEN /*!< FireWall clock enable */ +#define LL_APB2_GRP1_PERIPH_ADC1 RCC_APB2ENR_ADC1EN /*!< ADC1 clock enable */ +#define LL_APB2_GRP1_PERIPH_SPI1 RCC_APB2ENR_SPI1EN /*!< SPI1 clock enable */ +#if defined(USART1) +#define LL_APB2_GRP1_PERIPH_USART1 RCC_APB2ENR_USART1EN /*!< USART1 clock enable */ +#endif +#define LL_APB2_GRP1_PERIPH_DBGMCU RCC_APB2ENR_DBGMCUEN /*!< DBGMCU clock enable */ + +/** + * @} + */ + + + +/** @defgroup BUS_LL_EC_IOP_GRP1_PERIPH IOP GRP1 PERIPH + * @{ + */ +#define LL_IOP_GRP1_PERIPH_ALL (uint32_t)0xFFFFFFFFU +#define LL_IOP_GRP1_PERIPH_GPIOA RCC_IOPENR_GPIOAEN /*!< GPIO port A control */ +#define LL_IOP_GRP1_PERIPH_GPIOB RCC_IOPENR_GPIOBEN /*!< GPIO port B control */ +#define LL_IOP_GRP1_PERIPH_GPIOC RCC_IOPENR_GPIOCEN /*!< GPIO port C control */ +#if defined(GPIOD) +#define LL_IOP_GRP1_PERIPH_GPIOD RCC_IOPENR_GPIODEN /*!< GPIO port D control */ +#endif /*GPIOD*/ +#if defined(GPIOE) +#define LL_IOP_GRP1_PERIPH_GPIOE RCC_IOPENR_GPIOEEN /*!< GPIO port H control */ +#endif /*GPIOE*/ +#if defined(GPIOH) +#define LL_IOP_GRP1_PERIPH_GPIOH RCC_IOPENR_GPIOHEN /*!< GPIO port H control */ +#endif /*GPIOH*/ +/** + * @} + */ + + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/* Exported functions --------------------------------------------------------*/ +/** @defgroup BUS_LL_Exported_Functions BUS Exported Functions + * @{ + */ + +/** @defgroup BUS_LL_EF_AHB1 AHB1 + * @{ + */ + +/** + * @brief Enable AHB1 peripherals clock. + * @rmtoll AHBENR DMAEN LL_AHB1_GRP1_EnableClock\n + * AHBENR MIFEN LL_AHB1_GRP1_EnableClock\n + * AHBENR CRCEN LL_AHB1_GRP1_EnableClock\n + * AHBENR TSCEN LL_AHB1_GRP1_EnableClock\n + * AHBENR RNGEN LL_AHB1_GRP1_EnableClock\n + * AHBENR CRYPEN LL_AHB1_GRP1_EnableClock + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_AHB1_GRP1_PERIPH_DMA1 + * @arg @ref LL_AHB1_GRP1_PERIPH_MIF + * @arg @ref LL_AHB1_GRP1_PERIPH_CRC + * @arg @ref LL_AHB1_GRP1_PERIPH_TSC (*) + * @arg @ref LL_AHB1_GRP1_PERIPH_RNG (*) + * @arg @ref LL_AHB1_GRP1_PERIPH_CRYP (*) + * + * (*) value not defined in all devices. + * @retval None +*/ +__STATIC_INLINE void LL_AHB1_GRP1_EnableClock(uint32_t Periphs) +{ + __IO uint32_t tmpreg; + SET_BIT(RCC->AHBENR, Periphs); + /* Delay after an RCC peripheral clock enabling */ + tmpreg = READ_BIT(RCC->AHBENR, Periphs); + (void)tmpreg; +} + +/** + * @brief Check if AHB1 peripheral clock is enabled or not + * @rmtoll AHBENR DMAEN LL_AHB1_GRP1_IsEnabledClock\n + * AHBENR MIFEN LL_AHB1_GRP1_IsEnabledClock\n + * AHBENR CRCEN LL_AHB1_GRP1_IsEnabledClock\n + * AHBENR TSCEN LL_AHB1_GRP1_IsEnabledClock\n + * AHBENR RNGEN LL_AHB1_GRP1_IsEnabledClock\n + * AHBENR CRYPEN LL_AHB1_GRP1_IsEnabledClock + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_AHB1_GRP1_PERIPH_DMA1 + * @arg @ref LL_AHB1_GRP1_PERIPH_MIF + * @arg @ref LL_AHB1_GRP1_PERIPH_CRC + * @arg @ref LL_AHB1_GRP1_PERIPH_TSC (*) + * @arg @ref LL_AHB1_GRP1_PERIPH_RNG (*) + * @arg @ref LL_AHB1_GRP1_PERIPH_CRYP (*) + * + * (*) value not defined in all devices. + * @retval State of Periphs (1 or 0). +*/ +__STATIC_INLINE uint32_t LL_AHB1_GRP1_IsEnabledClock(uint32_t Periphs) +{ + return (READ_BIT(RCC->AHBENR, Periphs) == Periphs); +} + +/** + * @brief Disable AHB1 peripherals clock. + * @rmtoll AHBENR DMAEN LL_AHB1_GRP1_DisableClock\n + * AHBENR MIFEN LL_AHB1_GRP1_DisableClock\n + * AHBENR CRCEN LL_AHB1_GRP1_DisableClock\n + * AHBENR TSCEN LL_AHB1_GRP1_DisableClock\n + * AHBENR RNGEN LL_AHB1_GRP1_DisableClock\n + * AHBENR CRYPEN LL_AHB1_GRP1_DisableClock + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_AHB1_GRP1_PERIPH_DMA1 + * @arg @ref LL_AHB1_GRP1_PERIPH_MIF + * @arg @ref LL_AHB1_GRP1_PERIPH_CRC + * @arg @ref LL_AHB1_GRP1_PERIPH_TSC (*) + * @arg @ref LL_AHB1_GRP1_PERIPH_RNG (*) + * @arg @ref LL_AHB1_GRP1_PERIPH_CRYP (*) + * + * (*) value not defined in all devices. + * @retval None +*/ +__STATIC_INLINE void LL_AHB1_GRP1_DisableClock(uint32_t Periphs) +{ + CLEAR_BIT(RCC->AHBENR, Periphs); +} + +/** + * @brief Force AHB1 peripherals reset. + * @rmtoll AHBRSTR DMARST LL_AHB1_GRP1_ForceReset\n + * AHBRSTR MIFRST LL_AHB1_GRP1_ForceReset\n + * AHBRSTR CRCRST LL_AHB1_GRP1_ForceReset\n + * AHBRSTR TSCRST LL_AHB1_GRP1_ForceReset\n + * AHBRSTR RNGRST LL_AHB1_GRP1_ForceReset\n + * AHBRSTR CRYPRST LL_AHB1_GRP1_ForceReset + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_AHB1_GRP1_PERIPH_ALL + * @arg @ref LL_AHB1_GRP1_PERIPH_DMA1 + * @arg @ref LL_AHB1_GRP1_PERIPH_MIF + * @arg @ref LL_AHB1_GRP1_PERIPH_CRC + * @arg @ref LL_AHB1_GRP1_PERIPH_TSC (*) + * @arg @ref LL_AHB1_GRP1_PERIPH_RNG (*) + * @arg @ref LL_AHB1_GRP1_PERIPH_CRYP (*) + * + * (*) value not defined in all devices. + * @retval None +*/ +__STATIC_INLINE void LL_AHB1_GRP1_ForceReset(uint32_t Periphs) +{ + SET_BIT(RCC->AHBRSTR, Periphs); +} + +/** + * @brief Release AHB1 peripherals reset. + * @rmtoll AHBRSTR DMARST LL_AHB1_GRP1_ReleaseReset\n + * AHBRSTR MIFRST LL_AHB1_GRP1_ReleaseReset\n + * AHBRSTR CRCRST LL_AHB1_GRP1_ReleaseReset\n + * AHBRSTR TSCRST LL_AHB1_GRP1_ReleaseReset\n + * AHBRSTR RNGRST LL_AHB1_GRP1_ReleaseReset\n + * AHBRSTR CRYPRST LL_AHB1_GRP1_ReleaseReset + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_AHB1_GRP1_PERIPH_ALL + * @arg @ref LL_AHB1_GRP1_PERIPH_DMA1 + * @arg @ref LL_AHB1_GRP1_PERIPH_MIF + * @arg @ref LL_AHB1_GRP1_PERIPH_CRC + * @arg @ref LL_AHB1_GRP1_PERIPH_TSC (*) + * @arg @ref LL_AHB1_GRP1_PERIPH_RNG (*) + * @arg @ref LL_AHB1_GRP1_PERIPH_CRYP (*) + * + * (*) value not defined in all devices. + * @retval None +*/ +__STATIC_INLINE void LL_AHB1_GRP1_ReleaseReset(uint32_t Periphs) +{ + CLEAR_BIT(RCC->AHBRSTR, Periphs); +} + +/** + * @brief Enable AHB1 peripherals clock during Low Power (Sleep) mode. + * @rmtoll AHBSMENR DMASMEN LL_AHB1_GRP1_EnableClockSleep\n + * AHBSMENR MIFSMEN LL_AHB1_GRP1_EnableClockSleep\n + * AHBSMENR SRAMSMEN LL_AHB1_GRP1_EnableClockSleep\n + * AHBSMENR CRCSMEN LL_AHB1_GRP1_EnableClockSleep\n + * AHBSMENR TSCSMEN LL_AHB1_GRP1_EnableClockSleep\n + * AHBSMENR RNGSMEN LL_AHB1_GRP1_EnableClockSleep\n + * AHBSMENR CRYPSMEN LL_AHB1_GRP1_EnableClockSleep + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_AHB1_GRP1_PERIPH_DMA1 + * @arg @ref LL_AHB1_GRP1_PERIPH_MIF + * @arg @ref LL_AHB1_GRP1_PERIPH_SRAM + * @arg @ref LL_AHB1_GRP1_PERIPH_CRC + * @arg @ref LL_AHB1_GRP1_PERIPH_TSC (*) + * @arg @ref LL_AHB1_GRP1_PERIPH_RNG (*) + * @arg @ref LL_AHB1_GRP1_PERIPH_CRYP (*) + * + * (*) value not defined in all devices. + * @retval None +*/ +__STATIC_INLINE void LL_AHB1_GRP1_EnableClockSleep(uint32_t Periphs) +{ + __IO uint32_t tmpreg; + SET_BIT(RCC->AHBSMENR, Periphs); + /* Delay after an RCC peripheral clock enabling */ + tmpreg = READ_BIT(RCC->AHBSMENR, Periphs); + (void)tmpreg; +} + +/** + * @brief Disable AHB1 peripherals clock during Low Power (Sleep) mode. + * @rmtoll AHBSMENR DMASMEN LL_AHB1_GRP1_DisableClockSleep\n + * AHBSMENR MIFSMEN LL_AHB1_GRP1_DisableClockSleep\n + * AHBSMENR SRAMSMEN LL_AHB1_GRP1_DisableClockSleep\n + * AHBSMENR CRCSMEN LL_AHB1_GRP1_DisableClockSleep\n + * AHBSMENR TSCSMEN LL_AHB1_GRP1_DisableClockSleep\n + * AHBSMENR RNGSMEN LL_AHB1_GRP1_DisableClockSleep\n + * AHBSMENR CRYPSMEN LL_AHB1_GRP1_DisableClockSleep + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_AHB1_GRP1_PERIPH_DMA1 + * @arg @ref LL_AHB1_GRP1_PERIPH_MIF + * @arg @ref LL_AHB1_GRP1_PERIPH_SRAM + * @arg @ref LL_AHB1_GRP1_PERIPH_CRC + * @arg @ref LL_AHB1_GRP1_PERIPH_TSC (*) + * @arg @ref LL_AHB1_GRP1_PERIPH_RNG (*) + * @arg @ref LL_AHB1_GRP1_PERIPH_CRYP (*) + * + * (*) value not defined in all devices. + * @retval None +*/ +__STATIC_INLINE void LL_AHB1_GRP1_DisableClockSleep(uint32_t Periphs) +{ + CLEAR_BIT(RCC->AHBSMENR, Periphs); +} + +/** + * @} + */ + +/** @defgroup BUS_LL_EF_APB1 APB1 + * @{ + */ + +/** + * @brief Enable APB1 peripherals clock. + * @rmtoll APB1ENR TIM2EN LL_APB1_GRP1_EnableClock\n + * APB1ENR TIM3EN LL_APB1_GRP1_EnableClock\n + * APB1ENR TIM6EN LL_APB1_GRP1_EnableClock\n + * APB1ENR TIM7EN LL_APB1_GRP1_EnableClock\n + * APB1ENR LCDEN LL_APB1_GRP1_EnableClock\n + * APB1ENR WWDGEN LL_APB1_GRP1_EnableClock\n + * APB1ENR SPI2EN LL_APB1_GRP1_EnableClock\n + * APB1ENR USART2EN LL_APB1_GRP1_EnableClock\n + * APB1ENR LPUART1EN LL_APB1_GRP1_EnableClock\n + * APB1ENR USART4EN LL_APB1_GRP1_EnableClock\n + * APB1ENR USART5EN LL_APB1_GRP1_EnableClock\n + * APB1ENR I2C1EN LL_APB1_GRP1_EnableClock\n + * APB1ENR I2C2EN LL_APB1_GRP1_EnableClock\n + * APB1ENR USBEN LL_APB1_GRP1_EnableClock\n + * APB1ENR CRSEN LL_APB1_GRP1_EnableClock\n + * APB1ENR PWREN LL_APB1_GRP1_EnableClock\n + * APB1ENR DACEN LL_APB1_GRP1_EnableClock\n + * APB1ENR I2C3EN LL_APB1_GRP1_EnableClock\n + * APB1ENR LPTIM1EN LL_APB1_GRP1_EnableClock + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_APB1_GRP1_PERIPH_TIM2 + * @arg @ref LL_APB1_GRP1_PERIPH_TIM3 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_TIM6 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_TIM7 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_LCD (*) + * @arg @ref LL_APB1_GRP1_PERIPH_WWDG + * @arg @ref LL_APB1_GRP1_PERIPH_SPI2 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_USART2 + * @arg @ref LL_APB1_GRP1_PERIPH_LPUART1 + * @arg @ref LL_APB1_GRP1_PERIPH_USART4 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_USART5 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_I2C1 + * @arg @ref LL_APB1_GRP1_PERIPH_I2C2 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_USB (*) + * @arg @ref LL_APB1_GRP1_PERIPH_CRS (*) + * @arg @ref LL_APB1_GRP1_PERIPH_PWR + * @arg @ref LL_APB1_GRP1_PERIPH_DAC1 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_I2C3 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_LPTIM1 + * + * (*) value not defined in all devices. + * @retval None +*/ +__STATIC_INLINE void LL_APB1_GRP1_EnableClock(uint32_t Periphs) +{ + __IO uint32_t tmpreg; + SET_BIT(RCC->APB1ENR, Periphs); + /* Delay after an RCC peripheral clock enabling */ + tmpreg = READ_BIT(RCC->APB1ENR, Periphs); + (void)tmpreg; +} + +/** + * @brief Check if APB1 peripheral clock is enabled or not + * @rmtoll APB1ENR TIM2EN LL_APB1_GRP1_IsEnabledClock\n + * APB1ENR TIM3EN LL_APB1_GRP1_IsEnabledClock\n + * APB1ENR TIM6EN LL_APB1_GRP1_IsEnabledClock\n + * APB1ENR TIM7EN LL_APB1_GRP1_IsEnabledClock\n + * APB1ENR LCDEN LL_APB1_GRP1_IsEnabledClock\n + * APB1ENR WWDGEN LL_APB1_GRP1_IsEnabledClock\n + * APB1ENR SPI2EN LL_APB1_GRP1_IsEnabledClock\n + * APB1ENR USART2EN LL_APB1_GRP1_IsEnabledClock\n + * APB1ENR LPUART1EN LL_APB1_GRP1_IsEnabledClock\n + * APB1ENR USART4EN LL_APB1_GRP1_IsEnabledClock\n + * APB1ENR USART5EN LL_APB1_GRP1_IsEnabledClock\n + * APB1ENR I2C1EN LL_APB1_GRP1_IsEnabledClock\n + * APB1ENR I2C2EN LL_APB1_GRP1_IsEnabledClock\n + * APB1ENR USBEN LL_APB1_GRP1_IsEnabledClock\n + * APB1ENR CRSEN LL_APB1_GRP1_IsEnabledClock\n + * APB1ENR PWREN LL_APB1_GRP1_IsEnabledClock\n + * APB1ENR DACEN LL_APB1_GRP1_IsEnabledClock\n + * APB1ENR I2C3EN LL_APB1_GRP1_IsEnabledClock\n + * APB1ENR LPTIM1EN LL_APB1_GRP1_IsEnabledClock + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_APB1_GRP1_PERIPH_TIM2 + * @arg @ref LL_APB1_GRP1_PERIPH_TIM3 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_TIM6 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_TIM7 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_LCD (*) + * @arg @ref LL_APB1_GRP1_PERIPH_WWDG + * @arg @ref LL_APB1_GRP1_PERIPH_SPI2 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_USART2 + * @arg @ref LL_APB1_GRP1_PERIPH_LPUART1 + * @arg @ref LL_APB1_GRP1_PERIPH_USART4 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_USART5 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_I2C1 + * @arg @ref LL_APB1_GRP1_PERIPH_I2C2 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_USB (*) + * @arg @ref LL_APB1_GRP1_PERIPH_CRS (*) + * @arg @ref LL_APB1_GRP1_PERIPH_PWR + * @arg @ref LL_APB1_GRP1_PERIPH_DAC1 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_I2C3 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_LPTIM1 + * + * (*) value not defined in all devices. + * @retval State of Periphs (1 or 0). +*/ +__STATIC_INLINE uint32_t LL_APB1_GRP1_IsEnabledClock(uint32_t Periphs) +{ + return (READ_BIT(RCC->APB1ENR, Periphs) == Periphs); +} + +/** + * @brief Disable APB1 peripherals clock. + * @rmtoll APB1ENR TIM2EN LL_APB1_GRP1_DisableClock\n + * APB1ENR TIM3EN LL_APB1_GRP1_DisableClock\n + * APB1ENR TIM6EN LL_APB1_GRP1_DisableClock\n + * APB1ENR TIM7EN LL_APB1_GRP1_DisableClock\n + * APB1ENR LCDEN LL_APB1_GRP1_DisableClock\n + * APB1ENR WWDGEN LL_APB1_GRP1_DisableClock\n + * APB1ENR SPI2EN LL_APB1_GRP1_DisableClock\n + * APB1ENR USART2EN LL_APB1_GRP1_DisableClock\n + * APB1ENR LPUART1EN LL_APB1_GRP1_DisableClock\n + * APB1ENR USART4EN LL_APB1_GRP1_DisableClock\n + * APB1ENR USART5EN LL_APB1_GRP1_DisableClock\n + * APB1ENR I2C1EN LL_APB1_GRP1_DisableClock\n + * APB1ENR I2C2EN LL_APB1_GRP1_DisableClock\n + * APB1ENR USBEN LL_APB1_GRP1_DisableClock\n + * APB1ENR CRSEN LL_APB1_GRP1_DisableClock\n + * APB1ENR PWREN LL_APB1_GRP1_DisableClock\n + * APB1ENR DACEN LL_APB1_GRP1_DisableClock\n + * APB1ENR I2C3EN LL_APB1_GRP1_DisableClock\n + * APB1ENR LPTIM1EN LL_APB1_GRP1_DisableClock + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_APB1_GRP1_PERIPH_TIM2 + * @arg @ref LL_APB1_GRP1_PERIPH_TIM3 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_TIM6 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_TIM7 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_LCD (*) + * @arg @ref LL_APB1_GRP1_PERIPH_WWDG + * @arg @ref LL_APB1_GRP1_PERIPH_SPI2 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_USART2 + * @arg @ref LL_APB1_GRP1_PERIPH_LPUART1 + * @arg @ref LL_APB1_GRP1_PERIPH_USART4 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_USART5 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_I2C1 + * @arg @ref LL_APB1_GRP1_PERIPH_I2C2 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_USB (*) + * @arg @ref LL_APB1_GRP1_PERIPH_CRS (*) + * @arg @ref LL_APB1_GRP1_PERIPH_PWR + * @arg @ref LL_APB1_GRP1_PERIPH_DAC1 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_I2C3 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_LPTIM1 + * + * (*) value not defined in all devices. + * @retval None +*/ +__STATIC_INLINE void LL_APB1_GRP1_DisableClock(uint32_t Periphs) +{ + CLEAR_BIT(RCC->APB1ENR, Periphs); +} + +/** + * @brief Force APB1 peripherals reset. + * @rmtoll APB1RSTR TIM2RST LL_APB1_GRP1_ForceReset\n + * APB1RSTR TIM3RST LL_APB1_GRP1_ForceReset\n + * APB1RSTR TIM6RST LL_APB1_GRP1_ForceReset\n + * APB1RSTR TIM7RST LL_APB1_GRP1_ForceReset\n + * APB1RSTR LCDRST LL_APB1_GRP1_ForceReset\n + * APB1RSTR WWDGRST LL_APB1_GRP1_ForceReset\n + * APB1RSTR SPI2RST LL_APB1_GRP1_ForceReset\n + * APB1RSTR USART2RST LL_APB1_GRP1_ForceReset\n + * APB1RSTR LPUART1RST LL_APB1_GRP1_ForceReset\n + * APB1RSTR USART4RST LL_APB1_GRP1_ForceReset\n + * APB1RSTR USART5RST LL_APB1_GRP1_ForceReset\n + * APB1RSTR I2C1RST LL_APB1_GRP1_ForceReset\n + * APB1RSTR I2C2RST LL_APB1_GRP1_ForceReset\n + * APB1RSTR USBRST LL_APB1_GRP1_ForceReset\n + * APB1RSTR CRSRST LL_APB1_GRP1_ForceReset\n + * APB1RSTR PWRRST LL_APB1_GRP1_ForceReset\n + * APB1RSTR DACRST LL_APB1_GRP1_ForceReset\n + * APB1RSTR I2C3RST LL_APB1_GRP1_ForceReset\n + * APB1RSTR LPTIM1RST LL_APB1_GRP1_ForceReset + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_APB1_GRP1_PERIPH_ALL + * @arg @ref LL_APB1_GRP1_PERIPH_TIM2 + * @arg @ref LL_APB1_GRP1_PERIPH_TIM3 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_TIM6 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_TIM7 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_LCD (*) + * @arg @ref LL_APB1_GRP1_PERIPH_WWDG + * @arg @ref LL_APB1_GRP1_PERIPH_SPI2 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_USART2 + * @arg @ref LL_APB1_GRP1_PERIPH_LPUART1 + * @arg @ref LL_APB1_GRP1_PERIPH_USART4 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_USART5 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_I2C1 + * @arg @ref LL_APB1_GRP1_PERIPH_I2C2 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_USB (*) + * @arg @ref LL_APB1_GRP1_PERIPH_CRS (*) + * @arg @ref LL_APB1_GRP1_PERIPH_PWR + * @arg @ref LL_APB1_GRP1_PERIPH_DAC1 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_I2C3 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_LPTIM1 + * + * (*) value not defined in all devices. + * @retval None +*/ +__STATIC_INLINE void LL_APB1_GRP1_ForceReset(uint32_t Periphs) +{ + SET_BIT(RCC->APB1RSTR, Periphs); +} + +/** + * @brief Release APB1 peripherals reset. + * @rmtoll APB1RSTR TIM2RST LL_APB1_GRP1_ReleaseReset\n + * APB1RSTR TIM3RST LL_APB1_GRP1_ReleaseReset\n + * APB1RSTR TIM6RST LL_APB1_GRP1_ReleaseReset\n + * APB1RSTR TIM7RST LL_APB1_GRP1_ReleaseReset\n + * APB1RSTR LCDRST LL_APB1_GRP1_ReleaseReset\n + * APB1RSTR WWDGRST LL_APB1_GRP1_ReleaseReset\n + * APB1RSTR SPI2RST LL_APB1_GRP1_ReleaseReset\n + * APB1RSTR USART2RST LL_APB1_GRP1_ReleaseReset\n + * APB1RSTR LPUART1RST LL_APB1_GRP1_ReleaseReset\n + * APB1RSTR USART4RST LL_APB1_GRP1_ReleaseReset\n + * APB1RSTR USART5RST LL_APB1_GRP1_ReleaseReset\n + * APB1RSTR I2C1RST LL_APB1_GRP1_ReleaseReset\n + * APB1RSTR I2C2RST LL_APB1_GRP1_ReleaseReset\n + * APB1RSTR USBRST LL_APB1_GRP1_ReleaseReset\n + * APB1RSTR CRSRST LL_APB1_GRP1_ReleaseReset\n + * APB1RSTR PWRRST LL_APB1_GRP1_ReleaseReset\n + * APB1RSTR DACRST LL_APB1_GRP1_ReleaseReset\n + * APB1RSTR I2C3RST LL_APB1_GRP1_ReleaseReset\n + * APB1RSTR LPTIM1RST LL_APB1_GRP1_ReleaseReset + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_APB1_GRP1_PERIPH_ALL + * @arg @ref LL_APB1_GRP1_PERIPH_TIM2 + * @arg @ref LL_APB1_GRP1_PERIPH_TIM3 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_TIM6 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_TIM7 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_LCD (*) + * @arg @ref LL_APB1_GRP1_PERIPH_WWDG + * @arg @ref LL_APB1_GRP1_PERIPH_SPI2 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_USART2 + * @arg @ref LL_APB1_GRP1_PERIPH_LPUART1 + * @arg @ref LL_APB1_GRP1_PERIPH_USART4 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_USART5 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_I2C1 + * @arg @ref LL_APB1_GRP1_PERIPH_I2C2 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_USB (*) + * @arg @ref LL_APB1_GRP1_PERIPH_CRS (*) + * @arg @ref LL_APB1_GRP1_PERIPH_PWR + * @arg @ref LL_APB1_GRP1_PERIPH_DAC1 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_I2C3 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_LPTIM1 + * + * (*) value not defined in all devices. + * @retval None +*/ +__STATIC_INLINE void LL_APB1_GRP1_ReleaseReset(uint32_t Periphs) +{ + CLEAR_BIT(RCC->APB1RSTR, Periphs); +} + +/** + * @brief Enable APB1 peripherals clock during Low Power (Sleep) mode. + * @rmtoll APB1SMENR TIM2SMEN LL_APB1_GRP1_EnableClockSleep\n + * APB1SMENR TIM3SMEN LL_APB1_GRP1_EnableClockSleep\n + * APB1SMENR TIM6SMEN LL_APB1_GRP1_EnableClockSleep\n + * APB1SMENR TIM7SMEN LL_APB1_GRP1_EnableClockSleep\n + * APB1SMENR LCDSMEN LL_APB1_GRP1_EnableClockSleep\n + * APB1SMENR WWDGSMEN LL_APB1_GRP1_EnableClockSleep\n + * APB1SMENR SPI2SMEN LL_APB1_GRP1_EnableClockSleep\n + * APB1SMENR USART2SMEN LL_APB1_GRP1_EnableClockSleep\n + * APB1SMENR LPUART1SMEN LL_APB1_GRP1_EnableClockSleep\n + * APB1SMENR USART4SMEN LL_APB1_GRP1_EnableClockSleep\n + * APB1SMENR USART5SMEN LL_APB1_GRP1_EnableClockSleep\n + * APB1SMENR I2C1SMEN LL_APB1_GRP1_EnableClockSleep\n + * APB1SMENR I2C2SMEN LL_APB1_GRP1_EnableClockSleep\n + * APB1SMENR USBSMEN LL_APB1_GRP1_EnableClockSleep\n + * APB1SMENR CRSSMEN LL_APB1_GRP1_EnableClockSleep\n + * APB1SMENR PWRSMEN LL_APB1_GRP1_EnableClockSleep\n + * APB1SMENR DACSMEN LL_APB1_GRP1_EnableClockSleep\n + * APB1SMENR I2C3SMEN LL_APB1_GRP1_EnableClockSleep\n + * APB1SMENR LPTIM1SMEN LL_APB1_GRP1_EnableClockSleep + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_APB1_GRP1_PERIPH_TIM2 + * @arg @ref LL_APB1_GRP1_PERIPH_TIM3 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_TIM6 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_TIM7 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_LCD (*) + * @arg @ref LL_APB1_GRP1_PERIPH_WWDG + * @arg @ref LL_APB1_GRP1_PERIPH_SPI2 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_USART2 + * @arg @ref LL_APB1_GRP1_PERIPH_LPUART1 + * @arg @ref LL_APB1_GRP1_PERIPH_USART4 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_USART5 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_I2C1 + * @arg @ref LL_APB1_GRP1_PERIPH_I2C2 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_USB (*) + * @arg @ref LL_APB1_GRP1_PERIPH_CRS (*) + * @arg @ref LL_APB1_GRP1_PERIPH_PWR + * @arg @ref LL_APB1_GRP1_PERIPH_DAC1 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_I2C3 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_LPTIM1 + * + * (*) value not defined in all devices. + * @retval None +*/ +__STATIC_INLINE void LL_APB1_GRP1_EnableClockSleep(uint32_t Periphs) +{ + __IO uint32_t tmpreg; + SET_BIT(RCC->APB1SMENR, Periphs); + /* Delay after an RCC peripheral clock enabling */ + tmpreg = READ_BIT(RCC->APB1SMENR, Periphs); + (void)tmpreg; +} + +/** + * @brief Disable APB1 peripherals clock during Low Power (Sleep) mode. + * @rmtoll APB1SMENR TIM2SMEN LL_APB1_GRP1_DisableClockSleep\n + * APB1SMENR TIM3SMEN LL_APB1_GRP1_DisableClockSleep\n + * APB1SMENR TIM6SMEN LL_APB1_GRP1_DisableClockSleep\n + * APB1SMENR TIM7SMEN LL_APB1_GRP1_DisableClockSleep\n + * APB1SMENR LCDSMEN LL_APB1_GRP1_DisableClockSleep\n + * APB1SMENR WWDGSMEN LL_APB1_GRP1_DisableClockSleep\n + * APB1SMENR SPI2SMEN LL_APB1_GRP1_DisableClockSleep\n + * APB1SMENR USART2SMEN LL_APB1_GRP1_DisableClockSleep\n + * APB1SMENR LPUART1SMEN LL_APB1_GRP1_DisableClockSleep\n + * APB1SMENR USART4SMEN LL_APB1_GRP1_DisableClockSleep\n + * APB1SMENR USART5SMEN LL_APB1_GRP1_DisableClockSleep\n + * APB1SMENR I2C1SMEN LL_APB1_GRP1_DisableClockSleep\n + * APB1SMENR I2C2SMEN LL_APB1_GRP1_DisableClockSleep\n + * APB1SMENR USBSMEN LL_APB1_GRP1_DisableClockSleep\n + * APB1SMENR CRSSMEN LL_APB1_GRP1_DisableClockSleep\n + * APB1SMENR PWRSMEN LL_APB1_GRP1_DisableClockSleep\n + * APB1SMENR DACSMEN LL_APB1_GRP1_DisableClockSleep\n + * APB1SMENR I2C3SMEN LL_APB1_GRP1_DisableClockSleep\n + * APB1SMENR LPTIM1SMEN LL_APB1_GRP1_DisableClockSleep + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_APB1_GRP1_PERIPH_TIM2 + * @arg @ref LL_APB1_GRP1_PERIPH_TIM3 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_TIM6 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_TIM7 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_LCD (*) + * @arg @ref LL_APB1_GRP1_PERIPH_WWDG + * @arg @ref LL_APB1_GRP1_PERIPH_SPI2 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_USART2 + * @arg @ref LL_APB1_GRP1_PERIPH_LPUART1 + * @arg @ref LL_APB1_GRP1_PERIPH_USART4 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_USART5 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_I2C1 + * @arg @ref LL_APB1_GRP1_PERIPH_I2C2 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_USB (*) + * @arg @ref LL_APB1_GRP1_PERIPH_CRS (*) + * @arg @ref LL_APB1_GRP1_PERIPH_PWR + * @arg @ref LL_APB1_GRP1_PERIPH_DAC1 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_I2C3 (*) + * @arg @ref LL_APB1_GRP1_PERIPH_LPTIM1 + * + * (*) value not defined in all devices. + * @retval None +*/ +__STATIC_INLINE void LL_APB1_GRP1_DisableClockSleep(uint32_t Periphs) +{ + CLEAR_BIT(RCC->APB1SMENR, Periphs); +} + +/** + * @} + */ + +/** @defgroup BUS_LL_EF_APB2 APB2 + * @{ + */ + +/** + * @brief Enable APB2 peripherals clock. + * @rmtoll APB2ENR SYSCFGEN LL_APB2_GRP1_EnableClock\n + * APB2ENR TIM21EN LL_APB2_GRP1_EnableClock\n + * APB2ENR TIM22EN LL_APB2_GRP1_EnableClock\n + * APB2ENR FWEN LL_APB2_GRP1_EnableClock\n + * APB2ENR ADCEN LL_APB2_GRP1_EnableClock\n + * APB2ENR SPI1EN LL_APB2_GRP1_EnableClock\n + * APB2ENR USART1EN LL_APB2_GRP1_EnableClock\n + * APB2ENR DBGEN LL_APB2_GRP1_EnableClock + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_APB2_GRP1_PERIPH_SYSCFG + * @arg @ref LL_APB2_GRP1_PERIPH_TIM21 + * @arg @ref LL_APB2_GRP1_PERIPH_TIM22 (*) + * @arg @ref LL_APB2_GRP1_PERIPH_FW + * @arg @ref LL_APB2_GRP1_PERIPH_ADC1 + * @arg @ref LL_APB2_GRP1_PERIPH_SPI1 + * @arg @ref LL_APB2_GRP1_PERIPH_USART1 (*) + * @arg @ref LL_APB2_GRP1_PERIPH_DBGMCU + * + * (*) value not defined in all devices. + * @retval None +*/ +__STATIC_INLINE void LL_APB2_GRP1_EnableClock(uint32_t Periphs) +{ + __IO uint32_t tmpreg; + SET_BIT(RCC->APB2ENR, Periphs); + /* Delay after an RCC peripheral clock enabling */ + tmpreg = READ_BIT(RCC->APB2ENR, Periphs); + (void)tmpreg; +} + +/** + * @brief Check if APB2 peripheral clock is enabled or not + * @rmtoll APB2ENR SYSCFGEN LL_APB2_GRP1_IsEnabledClock\n + * APB2ENR TIM21EN LL_APB2_GRP1_IsEnabledClock\n + * APB2ENR TIM22EN LL_APB2_GRP1_IsEnabledClock\n + * APB2ENR FWEN LL_APB2_GRP1_IsEnabledClock\n + * APB2ENR ADCEN LL_APB2_GRP1_IsEnabledClock\n + * APB2ENR SPI1EN LL_APB2_GRP1_IsEnabledClock\n + * APB2ENR USART1EN LL_APB2_GRP1_IsEnabledClock\n + * APB2ENR DBGEN LL_APB2_GRP1_IsEnabledClock + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_APB2_GRP1_PERIPH_SYSCFG + * @arg @ref LL_APB2_GRP1_PERIPH_TIM21 + * @arg @ref LL_APB2_GRP1_PERIPH_TIM22 (*) + * @arg @ref LL_APB2_GRP1_PERIPH_FW + * @arg @ref LL_APB2_GRP1_PERIPH_ADC1 + * @arg @ref LL_APB2_GRP1_PERIPH_SPI1 + * @arg @ref LL_APB2_GRP1_PERIPH_USART1 (*) + * @arg @ref LL_APB2_GRP1_PERIPH_DBGMCU + * + * (*) value not defined in all devices. + * @retval State of Periphs (1 or 0). +*/ +__STATIC_INLINE uint32_t LL_APB2_GRP1_IsEnabledClock(uint32_t Periphs) +{ + return (READ_BIT(RCC->APB2ENR, Periphs) == Periphs); +} + +/** + * @brief Disable APB2 peripherals clock. + * @rmtoll APB2ENR SYSCFGEN LL_APB2_GRP1_DisableClock\n + * APB2ENR TIM21EN LL_APB2_GRP1_DisableClock\n + * APB2ENR TIM22EN LL_APB2_GRP1_DisableClock\n + * APB2ENR FWEN LL_APB2_GRP1_DisableClock\n + * APB2ENR ADCEN LL_APB2_GRP1_DisableClock\n + * APB2ENR SPI1EN LL_APB2_GRP1_DisableClock\n + * APB2ENR USART1EN LL_APB2_GRP1_DisableClock\n + * APB2ENR DBGEN LL_APB2_GRP1_DisableClock + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_APB2_GRP1_PERIPH_SYSCFG + * @arg @ref LL_APB2_GRP1_PERIPH_TIM21 + * @arg @ref LL_APB2_GRP1_PERIPH_TIM22 (*) + * @arg @ref LL_APB2_GRP1_PERIPH_FW + * @arg @ref LL_APB2_GRP1_PERIPH_ADC1 + * @arg @ref LL_APB2_GRP1_PERIPH_SPI1 + * @arg @ref LL_APB2_GRP1_PERIPH_USART1 (*) + * @arg @ref LL_APB2_GRP1_PERIPH_DBGMCU + * + * (*) value not defined in all devices. + * @retval None +*/ +__STATIC_INLINE void LL_APB2_GRP1_DisableClock(uint32_t Periphs) +{ + CLEAR_BIT(RCC->APB2ENR, Periphs); +} + +/** + * @brief Force APB2 peripherals reset. + * @rmtoll APB2RSTR SYSCFGRST LL_APB2_GRP1_ForceReset\n + * APB2RSTR TIM21RST LL_APB2_GRP1_ForceReset\n + * APB2RSTR TIM22RST LL_APB2_GRP1_ForceReset\n + * APB2RSTR ADCRST LL_APB2_GRP1_ForceReset\n + * APB2RSTR SPI1RST LL_APB2_GRP1_ForceReset\n + * APB2RSTR USART1RST LL_APB2_GRP1_ForceReset\n + * APB2RSTR DBGRST LL_APB2_GRP1_ForceReset + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_APB2_GRP1_PERIPH_ALL + * @arg @ref LL_APB2_GRP1_PERIPH_SYSCFG + * @arg @ref LL_APB2_GRP1_PERIPH_TIM21 + * @arg @ref LL_APB2_GRP1_PERIPH_TIM22 (*) + * @arg @ref LL_APB2_GRP1_PERIPH_ADC1 + * @arg @ref LL_APB2_GRP1_PERIPH_SPI1 + * @arg @ref LL_APB2_GRP1_PERIPH_USART1 (*) + * @arg @ref LL_APB2_GRP1_PERIPH_DBGMCU + * + * (*) value not defined in all devices. + * @retval None +*/ +__STATIC_INLINE void LL_APB2_GRP1_ForceReset(uint32_t Periphs) +{ + SET_BIT(RCC->APB2RSTR, Periphs); +} + +/** + * @brief Release APB2 peripherals reset. + * @rmtoll APB2RSTR SYSCFGRST LL_APB2_GRP1_ReleaseReset\n + * APB2RSTR TIM21RST LL_APB2_GRP1_ReleaseReset\n + * APB2RSTR TIM22RST LL_APB2_GRP1_ReleaseReset\n + * APB2RSTR ADCRST LL_APB2_GRP1_ReleaseReset\n + * APB2RSTR SPI1RST LL_APB2_GRP1_ReleaseReset\n + * APB2RSTR USART1RST LL_APB2_GRP1_ReleaseReset\n + * APB2RSTR DBGRST LL_APB2_GRP1_ReleaseReset + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_APB2_GRP1_PERIPH_ALL + * @arg @ref LL_APB2_GRP1_PERIPH_SYSCFG + * @arg @ref LL_APB2_GRP1_PERIPH_TIM21 + * @arg @ref LL_APB2_GRP1_PERIPH_TIM22 (*) + * @arg @ref LL_APB2_GRP1_PERIPH_ADC1 + * @arg @ref LL_APB2_GRP1_PERIPH_SPI1 + * @arg @ref LL_APB2_GRP1_PERIPH_USART1 (*) + * @arg @ref LL_APB2_GRP1_PERIPH_DBGMCU + * + * (*) value not defined in all devices. + * @retval None +*/ +__STATIC_INLINE void LL_APB2_GRP1_ReleaseReset(uint32_t Periphs) +{ + CLEAR_BIT(RCC->APB2RSTR, Periphs); +} + +/** + * @brief Enable APB2 peripherals clock during Low Power (Sleep) mode. + * @rmtoll APB2SMENR SYSCFGSMEN LL_APB2_GRP1_EnableClockSleep\n + * APB2SMENR TIM21SMEN LL_APB2_GRP1_EnableClockSleep\n + * APB2SMENR TIM22SMEN LL_APB2_GRP1_EnableClockSleep\n + * APB2SMENR ADCSMEN LL_APB2_GRP1_EnableClockSleep\n + * APB2SMENR SPI1SMEN LL_APB2_GRP1_EnableClockSleep\n + * APB2SMENR USART1SMEN LL_APB2_GRP1_EnableClockSleep\n + * APB2SMENR DBGSMEN LL_APB2_GRP1_EnableClockSleep + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_APB2_GRP1_PERIPH_SYSCFG + * @arg @ref LL_APB2_GRP1_PERIPH_TIM21 + * @arg @ref LL_APB2_GRP1_PERIPH_TIM22 (*) + * @arg @ref LL_APB2_GRP1_PERIPH_ADC1 + * @arg @ref LL_APB2_GRP1_PERIPH_SPI1 + * @arg @ref LL_APB2_GRP1_PERIPH_USART1 (*) + * @arg @ref LL_APB2_GRP1_PERIPH_DBGMCU + * + * (*) value not defined in all devices. + * @retval None +*/ +__STATIC_INLINE void LL_APB2_GRP1_EnableClockSleep(uint32_t Periphs) +{ + __IO uint32_t tmpreg; + SET_BIT(RCC->APB2SMENR, Periphs); + /* Delay after an RCC peripheral clock enabling */ + tmpreg = READ_BIT(RCC->APB2SMENR, Periphs); + (void)tmpreg; +} + +/** + * @brief Disable APB2 peripherals clock during Low Power (Sleep) mode. + * @rmtoll APB2SMENR SYSCFGSMEN LL_APB2_GRP1_DisableClockSleep\n + * APB2SMENR TIM21SMEN LL_APB2_GRP1_DisableClockSleep\n + * APB2SMENR TIM22SMEN LL_APB2_GRP1_DisableClockSleep\n + * APB2SMENR ADCSMEN LL_APB2_GRP1_DisableClockSleep\n + * APB2SMENR SPI1SMEN LL_APB2_GRP1_DisableClockSleep\n + * APB2SMENR USART1SMEN LL_APB2_GRP1_DisableClockSleep\n + * APB2SMENR DBGSMEN LL_APB2_GRP1_DisableClockSleep + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_APB2_GRP1_PERIPH_SYSCFG + * @arg @ref LL_APB2_GRP1_PERIPH_TIM21 + * @arg @ref LL_APB2_GRP1_PERIPH_TIM22 (*) + * @arg @ref LL_APB2_GRP1_PERIPH_ADC1 + * @arg @ref LL_APB2_GRP1_PERIPH_SPI1 + * @arg @ref LL_APB2_GRP1_PERIPH_USART1 (*) + * @arg @ref LL_APB2_GRP1_PERIPH_DBGMCU + * + * (*) value not defined in all devices. + * @retval None +*/ +__STATIC_INLINE void LL_APB2_GRP1_DisableClockSleep(uint32_t Periphs) +{ + CLEAR_BIT(RCC->APB2SMENR, Periphs); +} + +/** + * @} + */ +/** @defgroup BUS_LL_EF_IOP IOP + * @{ + */ + +/** + * @brief Enable IOP peripherals clock. + * @rmtoll IOPENR GPIOAEN LL_IOP_GRP1_EnableClock\n + * IOPENR GPIOBEN LL_IOP_GRP1_EnableClock\n + * IOPENR GPIOCEN LL_IOP_GRP1_EnableClock\n + * IOPENR GPIODEN LL_IOP_GRP1_EnableClock\n + * IOPENR GPIOEEN LL_IOP_GRP1_EnableClock\n + * IOPENR GPIOHEN LL_IOP_GRP1_EnableClock + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOA + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOB + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOC + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOD (*) + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOE (*) + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOH (*) + * + * (*) value not defined in all devices. + * @retval None +*/ +__STATIC_INLINE void LL_IOP_GRP1_EnableClock(uint32_t Periphs) +{ + __IO uint32_t tmpreg; + SET_BIT(RCC->IOPENR, Periphs); + /* Delay after an RCC peripheral clock enabling */ + tmpreg = READ_BIT(RCC->IOPENR, Periphs); + (void)tmpreg; +} + +/** + * @brief Check if IOP peripheral clock is enabled or not + * @rmtoll IOPENR GPIOAEN LL_IOP_GRP1_IsEnabledClock\n + * IOPENR GPIOBEN LL_IOP_GRP1_IsEnabledClock\n + * IOPENR GPIOCEN LL_IOP_GRP1_IsEnabledClock\n + * IOPENR GPIODEN LL_IOP_GRP1_IsEnabledClock\n + * IOPENR GPIOEEN LL_IOP_GRP1_IsEnabledClock\n + * IOPENR GPIOHEN LL_IOP_GRP1_IsEnabledClock + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOA + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOB + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOC + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOD (*) + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOE (*) + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOH (*) + * + * (*) value not defined in all devices. + * @retval State of Periphs (1 or 0). +*/ +__STATIC_INLINE uint32_t LL_IOP_GRP1_IsEnabledClock(uint32_t Periphs) +{ + return (READ_BIT(RCC->IOPENR, Periphs) == Periphs); +} + +/** + * @brief Disable IOP peripherals clock. + * @rmtoll IOPENR GPIOAEN LL_IOP_GRP1_DisableClock\n + * IOPENR GPIOBEN LL_IOP_GRP1_DisableClock\n + * IOPENR GPIOCEN LL_IOP_GRP1_DisableClock\n + * IOPENR GPIODEN LL_IOP_GRP1_DisableClock\n + * IOPENR GPIOEEN LL_IOP_GRP1_DisableClock\n + * IOPENR GPIOHEN LL_IOP_GRP1_DisableClock + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOA + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOB + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOC + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOD (*) + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOE (*) + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOH (*) + * + * (*) value not defined in all devices. + * @retval None +*/ +__STATIC_INLINE void LL_IOP_GRP1_DisableClock(uint32_t Periphs) +{ + CLEAR_BIT(RCC->IOPENR, Periphs); +} + +/** + * @brief Disable IOP peripherals clock. + * @rmtoll IOPRSTR GPIOASMEN LL_IOP_GRP1_ForceReset\n + * IOPRSTR GPIOBSMEN LL_IOP_GRP1_ForceReset\n + * IOPRSTR GPIOCSMEN LL_IOP_GRP1_ForceReset\n + * IOPRSTR GPIODSMEN LL_IOP_GRP1_ForceReset\n + * IOPRSTR GPIOESMEN LL_IOP_GRP1_ForceReset\n + * IOPRSTR GPIOHSMEN LL_IOP_GRP1_ForceReset + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_IOP_GRP1_PERIPH_ALL + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOA + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOB + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOC + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOD (*) + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOE (*) + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOH (*) + * + * (*) value not defined in all devices. + * @retval None +*/ +__STATIC_INLINE void LL_IOP_GRP1_ForceReset(uint32_t Periphs) +{ + SET_BIT(RCC->IOPRSTR, Periphs); +} + +/** + * @brief Release IOP peripherals reset. + * @rmtoll IOPRSTR GPIOASMEN LL_IOP_GRP1_ReleaseReset\n + * IOPRSTR GPIOBSMEN LL_IOP_GRP1_ReleaseReset\n + * IOPRSTR GPIOCSMEN LL_IOP_GRP1_ReleaseReset\n + * IOPRSTR GPIODSMEN LL_IOP_GRP1_ReleaseReset\n + * IOPRSTR GPIOESMEN LL_IOP_GRP1_ReleaseReset\n + * IOPRSTR GPIOHSMEN LL_IOP_GRP1_ReleaseReset + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_IOP_GRP1_PERIPH_ALL + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOA + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOB + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOC + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOD (*) + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOE (*) + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOH (*) + * + * (*) value not defined in all devices. + * @retval None +*/ +__STATIC_INLINE void LL_IOP_GRP1_ReleaseReset(uint32_t Periphs) +{ + CLEAR_BIT(RCC->IOPRSTR, Periphs); +} + +/** + * @brief Enable IOP peripherals clock during Low Power (Sleep) mode. + * @rmtoll IOPSMENR GPIOARST LL_IOP_GRP1_EnableClockSleep\n + * IOPSMENR GPIOBRST LL_IOP_GRP1_EnableClockSleep\n + * IOPSMENR GPIOCRST LL_IOP_GRP1_EnableClockSleep\n + * IOPSMENR GPIODRST LL_IOP_GRP1_EnableClockSleep\n + * IOPSMENR GPIOERST LL_IOP_GRP1_EnableClockSleep\n + * IOPSMENR GPIOHRST LL_IOP_GRP1_EnableClockSleep + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOA + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOB + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOC + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOD (*) + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOE (*) + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOH (*) + * + * (*) value not defined in all devices. + * @retval None +*/ +__STATIC_INLINE void LL_IOP_GRP1_EnableClockSleep(uint32_t Periphs) +{ + __IO uint32_t tmpreg; + SET_BIT(RCC->IOPSMENR, Periphs); + /* Delay after an RCC peripheral clock enabling */ + tmpreg = READ_BIT(RCC->IOPSMENR, Periphs); + (void)tmpreg; +} + +/** + * @brief Disable IOP peripherals clock during Low Power (Sleep) mode. + * @rmtoll IOPSMENR GPIOARST LL_IOP_GRP1_DisableClockSleep\n + * IOPSMENR GPIOBRST LL_IOP_GRP1_DisableClockSleep\n + * IOPSMENR GPIOCRST LL_IOP_GRP1_DisableClockSleep\n + * IOPSMENR GPIODRST LL_IOP_GRP1_DisableClockSleep\n + * IOPSMENR GPIOERST LL_IOP_GRP1_DisableClockSleep\n + * IOPSMENR GPIOHRST LL_IOP_GRP1_DisableClockSleep + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOA + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOB + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOC + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOD (*) + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOE (*) + * @arg @ref LL_IOP_GRP1_PERIPH_GPIOH (*) + * + * (*) value not defined in all devices. + * @retval None +*/ +__STATIC_INLINE void LL_IOP_GRP1_DisableClockSleep(uint32_t Periphs) +{ + CLEAR_BIT(RCC->IOPSMENR, Periphs); +} + +/** + * @} + */ + + +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined(RCC) */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L0xx_LL_BUS_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_comp.c b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_comp.c new file mode 100644 index 0000000000..9b5dbd643d --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_comp.c @@ -0,0 +1,325 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_comp.c + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief COMP LL module driver + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ +#if defined(USE_FULL_LL_DRIVER) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx_ll_comp.h" + +#ifdef USE_FULL_ASSERT + #include "stm32_assert.h" +#else + #define assert_param(expr) ((void)0U) +#endif + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (COMP1) || defined (COMP2) + +/** @addtogroup COMP_LL COMP + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ + +/** @addtogroup COMP_LL_Private_Macros + * @{ + */ + +/* Check of parameters for configuration of COMP hierarchical scope: */ +/* COMP instance. */ + +#define IS_LL_COMP_POWER_MODE(__POWER_MODE__) \ + ( ((__POWER_MODE__) == LL_COMP_POWERMODE_MEDIUMSPEED) \ + || ((__POWER_MODE__) == LL_COMP_POWERMODE_ULTRALOWPOWER) \ + ) + +#if defined (STM32L011xx) || defined (STM32L021xx) +#define IS_LL_COMP_INPUT_PLUS(__COMP_INSTANCE__, __INPUT_PLUS__) \ + (((__COMP_INSTANCE__) == COMP1) \ + ? ( \ + (__INPUT_PLUS__) == LL_COMP_INPUT_PLUS_IO1 \ + ) \ + : \ + ( \ + ((__INPUT_PLUS__) == LL_COMP_INPUT_PLUS_IO1) \ + || ((__INPUT_PLUS__) == LL_COMP_INPUT_PLUS_IO2) \ + || ((__INPUT_PLUS__) == LL_COMP_INPUT_PLUS_IO3) \ + || ((__INPUT_PLUS__) == LL_COMP_INPUT_PLUS_IO4) \ + || ((__INPUT_PLUS__) == LL_COMP_INPUT_PLUS_IO5) \ + || ((__INPUT_PLUS__) == LL_COMP_INPUT_PLUS_IO6) \ + ) \ + ) +#else +#define IS_LL_COMP_INPUT_PLUS(__COMP_INSTANCE__, __INPUT_PLUS__) \ + (((__COMP_INSTANCE__) == COMP1) \ + ? ( \ + (__INPUT_PLUS__) == LL_COMP_INPUT_PLUS_IO1 \ + ) \ + : \ + ( \ + ((__INPUT_PLUS__) == LL_COMP_INPUT_PLUS_IO1) \ + || ((__INPUT_PLUS__) == LL_COMP_INPUT_PLUS_IO2) \ + || ((__INPUT_PLUS__) == LL_COMP_INPUT_PLUS_IO3) \ + || ((__INPUT_PLUS__) == LL_COMP_INPUT_PLUS_IO4) \ + || ((__INPUT_PLUS__) == LL_COMP_INPUT_PLUS_IO5) \ + ) \ + ) +#endif + +/* Note: On this STM32 serie, comparator input minus parameters are */ +/* the different depending on COMP instances. */ +#define IS_LL_COMP_INPUT_MINUS(__COMP_INSTANCE__, __INPUT_MINUS__) \ + (((__COMP_INSTANCE__) == COMP1) \ + ? ( \ + ((__INPUT_MINUS__) == LL_COMP_INPUT_MINUS_VREFINT) \ + || ((__INPUT_MINUS__) == LL_COMP_INPUT_MINUS_DAC1_CH1) \ + || ((__INPUT_MINUS__) == LL_COMP_INPUT_MINUS_DAC1_CH2) \ + || ((__INPUT_MINUS__) == LL_COMP_INPUT_MINUS_IO1) \ + ) \ + : \ + ( \ + ((__INPUT_MINUS__) == LL_COMP_INPUT_MINUS_1_4VREFINT) \ + || ((__INPUT_MINUS__) == LL_COMP_INPUT_MINUS_1_2VREFINT) \ + || ((__INPUT_MINUS__) == LL_COMP_INPUT_MINUS_3_4VREFINT) \ + || ((__INPUT_MINUS__) == LL_COMP_INPUT_MINUS_VREFINT) \ + || ((__INPUT_MINUS__) == LL_COMP_INPUT_MINUS_DAC1_CH1) \ + || ((__INPUT_MINUS__) == LL_COMP_INPUT_MINUS_DAC1_CH2) \ + || ((__INPUT_MINUS__) == LL_COMP_INPUT_MINUS_IO1) \ + || ((__INPUT_MINUS__) == LL_COMP_INPUT_MINUS_IO2) \ + ) \ + ) + +#define IS_LL_COMP_OUTPUT_POLARITY(__POLARITY__) \ + ( ((__POLARITY__) == LL_COMP_OUTPUTPOL_NONINVERTED) \ + || ((__POLARITY__) == LL_COMP_OUTPUTPOL_INVERTED) \ + ) + +/** + * @} + */ + + +/* Private function prototypes -----------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup COMP_LL_Exported_Functions + * @{ + */ + +/** @addtogroup COMP_LL_EF_Init + * @{ + */ + +/** + * @brief De-initialize registers of the selected COMP instance + * to their default reset values. + * @note If comparator is locked, de-initialization by software is + * not possible. + * The only way to unlock the comparator is a device hardware reset. + * @param COMPx COMP instance + * @retval An ErrorStatus enumeration value: + * - SUCCESS: COMP registers are de-initialized + * - ERROR: COMP registers are not de-initialized + */ +ErrorStatus LL_COMP_DeInit(COMP_TypeDef *COMPx) +{ + ErrorStatus status = SUCCESS; + + /* Check the parameters */ + assert_param(IS_COMP_ALL_INSTANCE(COMPx)); + + /* Note: Hardware constraint (refer to description of this function): */ + /* COMP instance must not be locked. */ + if(LL_COMP_IsLocked(COMPx) == 0U) + { + if(COMPx == COMP1) + { + CLEAR_BIT(COMPx->CSR, + ( COMP_CSR_COMP1EN + | COMP_CSR_COMP1INNSEL + | COMP_CSR_COMP1WM + | COMP_CSR_COMP1LPTIM1IN1 + | COMP_CSR_COMP1POLARITY + | COMP_CSR_COMP1LOCK + ) + ); + } + else + { + CLEAR_BIT(COMPx->CSR, + ( COMP_CSR_COMP2EN + | COMP_CSR_COMP2SPEED + | COMP_CSR_COMP2INNSEL + | COMP_CSR_COMP2INPSEL + | COMP_CSR_COMP2LPTIM1IN2 + | COMP_CSR_COMP2LPTIM1IN1 + | COMP_CSR_COMP2POLARITY + | COMP_CSR_COMP2LOCK + ) + ); + } + + } + else + { + /* Comparator instance is locked: de-initialization by software is */ + /* not possible. */ + /* The only way to unlock the comparator is a device hardware reset. */ + status = ERROR; + } + + return status; +} + +/** + * @brief Initialize some features of COMP instance. + * @note This function configures features of the selected COMP instance. + * Some features are also available at scope COMP common instance + * (common to several COMP instances). + * Refer to functions having argument "COMPxy_COMMON" as parameter. + * @param COMPx COMP instance + * @param COMP_InitStruct Pointer to a @ref LL_COMP_InitTypeDef structure + * @retval An ErrorStatus enumeration value: + * - SUCCESS: COMP registers are initialized + * - ERROR: COMP registers are not initialized + */ +ErrorStatus LL_COMP_Init(COMP_TypeDef *COMPx, LL_COMP_InitTypeDef *COMP_InitStruct) +{ + ErrorStatus status = SUCCESS; + + /* Check the parameters */ + assert_param(IS_COMP_ALL_INSTANCE(COMPx)); + if(COMPx == COMP2) + { + assert_param(IS_LL_COMP_POWER_MODE(COMP_InitStruct->PowerMode)); + assert_param(IS_LL_COMP_INPUT_PLUS(COMPx, COMP_InitStruct->InputPlus)); + } + assert_param(IS_LL_COMP_INPUT_MINUS(COMPx, COMP_InitStruct->InputMinus)); + assert_param(IS_LL_COMP_OUTPUT_POLARITY(COMP_InitStruct->OutputPolarity)); + + /* Note: Hardware constraint (refer to description of this function) */ + /* COMP instance must not be locked. */ + if(LL_COMP_IsLocked(COMPx) == 0U) + { + /* Configuration of comparator instance : */ + /* - PowerMode */ + /* - InputPlus */ + /* - InputMinus */ + /* - OutputPolarity */ + /* Note: Connection switch is applicable only to COMP instance COMP1, */ + /* therefore is COMP2 is selected the equivalent bit is */ + /* kept unmodified. */ + if(COMPx == COMP1) + { + MODIFY_REG(COMPx->CSR, + ( COMP_CSR_COMP1INNSEL + | COMP_CSR_COMP1POLARITY + ) + , + ( COMP_InitStruct->InputMinus + | COMP_InitStruct->OutputPolarity + ) + ); + } + else + { + MODIFY_REG(COMPx->CSR, + ( COMP_CSR_COMP2SPEED + | COMP_CSR_COMP2INPSEL + | COMP_CSR_COMP2INNSEL + | COMP_CSR_COMP2POLARITY + ) + , + ( COMP_InitStruct->PowerMode + | COMP_InitStruct->InputPlus + | COMP_InitStruct->InputMinus + | COMP_InitStruct->OutputPolarity + ) + ); + } + + } + else + { + /* Initialization error: COMP instance is locked. */ + status = ERROR; + } + + return status; +} + +/** + * @brief Set each @ref LL_COMP_InitTypeDef field to default value. + * @param COMP_InitStruct: pointer to a @ref LL_COMP_InitTypeDef structure + * whose fields will be set to default values. + * @retval None + */ +void LL_COMP_StructInit(LL_COMP_InitTypeDef *COMP_InitStruct) +{ + /* Set COMP_InitStruct fields to default values */ + COMP_InitStruct->PowerMode = LL_COMP_POWERMODE_MEDIUMSPEED; + COMP_InitStruct->InputPlus = LL_COMP_INPUT_PLUS_IO1; + COMP_InitStruct->InputMinus = LL_COMP_INPUT_MINUS_VREFINT; + COMP_InitStruct->OutputPolarity = LL_COMP_OUTPUTPOL_NONINVERTED; +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* COMP1 || COMP2 */ + +/** + * @} + */ + +#endif /* USE_FULL_LL_DRIVER */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_comp.h b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_comp.h new file mode 100644 index 0000000000..d7643d4801 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_comp.h @@ -0,0 +1,723 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_comp.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief Header file of COMP LL module. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L0xx_LL_COMP_H +#define __STM32L0xx_LL_COMP_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (COMP1) || defined (COMP2) + +/** @defgroup COMP_LL COMP + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/** @defgroup COMP_LL_Private_Constants COMP Private Constants + * @{ + */ + +/* COMP registers bits positions */ +#define LL_COMP_OUTPUT_LEVEL_BITOFFSET_POS ((uint32_t)30U) /* Value equivalent to POSITION_VAL(COMP_CSR_COMP1VALUE) */ + +/** + * @} + */ + +/* Private macros ------------------------------------------------------------*/ +/* Exported types ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup COMP_LL_ES_INIT COMP Exported Init structure + * @{ + */ + +/** + * @brief Structure definition of some features of COMP instance. + */ +typedef struct +{ + uint32_t PowerMode; /*!< Set comparator operating mode to adjust power and speed. + This parameter can be a value of @ref COMP_LL_EC_POWERMODE + + This feature can be modified afterwards using unitary function @ref LL_COMP_SetPowerMode(). */ + + uint32_t InputPlus; /*!< Set comparator input plus (non-inverting input). + This parameter can be a value of @ref COMP_LL_EC_INPUT_PLUS + + This feature can be modified afterwards using unitary function @ref LL_COMP_SetInputPlus(). */ + + uint32_t InputMinus; /*!< Set comparator input minus (inverting input). + This parameter can be a value of @ref COMP_LL_EC_INPUT_MINUS + + This feature can be modified afterwards using unitary function @ref LL_COMP_SetInputMinus(). */ + + uint32_t OutputPolarity; /*!< Set comparator output polarity. + This parameter can be a value of @ref COMP_LL_EC_OUTPUT_POLARITY + + This feature can be modified afterwards using unitary function @ref LL_COMP_SetOutputPolarity(). */ + +} LL_COMP_InitTypeDef; + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/* Exported constants --------------------------------------------------------*/ +/** @defgroup COMP_LL_Exported_Constants COMP Exported Constants + * @{ + */ + +/** @defgroup COMP_LL_EC_COMMON_WINDOWMODE Comparator common modes - Window mode + * @{ + */ +#define LL_COMP_WINDOWMODE_DISABLE ((uint32_t)0x00000000U) /*!< Window mode disable: Comparators 1 and 2 are independent */ +#define LL_COMP_WINDOWMODE_COMP1_INPUT_PLUS_COMMON (COMP_CSR_COMP1WM) /*!< Window mode enable: Comparators instances pair COMP1 and COMP2 have their input plus connected together. The common input is COMP1 input plus (COMP2 input plus is no more accessible). */ +/** + * @} + */ + +/** @defgroup COMP_LL_EC_POWERMODE Comparator modes - Power mode + * @{ + */ +#define LL_COMP_POWERMODE_ULTRALOWPOWER ((uint32_t)0x00000000U) /*!< COMP power mode to low speed (specific to COMP instance: COMP2) */ +#define LL_COMP_POWERMODE_MEDIUMSPEED (COMP_CSR_COMP2SPEED) /*!< COMP power mode to fast speed (specific to COMP instance: COMP2) */ +/** + * @} + */ + +/** @defgroup COMP_LL_EC_INPUT_PLUS Comparator inputs - Input plus (input non-inverting) selection + * @{ + */ +#define LL_COMP_INPUT_PLUS_IO1 ((uint32_t)0x00000000U) /*!< Comparator input plus connected to IO1 (pin PA1 for COMP1, pin PA3 for COMP2) */ +#define LL_COMP_INPUT_PLUS_IO2 (COMP_CSR_COMP2INPSEL_0) /*!< Comparator input plus connected to IO2 (pin PB4 for COMP2) (specific to COMP instance: COMP2) */ +#define LL_COMP_INPUT_PLUS_IO3 (COMP_CSR_COMP2INPSEL_1) /*!< Comparator input plus connected to IO3 (pin PA5 for COMP2) (specific to COMP instance: COMP2) */ +#define LL_COMP_INPUT_PLUS_IO4 (COMP_CSR_COMP2INPSEL_0 | COMP_CSR_COMP2INPSEL_1) /*!< Comparator input plus connected to IO4 (pin PB6 for COMP2) (specific to COMP instance: COMP2) */ +#define LL_COMP_INPUT_PLUS_IO5 (COMP_CSR_COMP2INPSEL_2) /*!< Comparator input plus connected to IO5 (pin PB7 for COMP2) (specific to COMP instance: COMP2) */ +#if defined (STM32L011xx) || defined (STM32L021xx) +#define LL_COMP_INPUT_PLUS_IO6 (COMP_CSR_COMP2INPSEL_2 | COMP_CSR_COMP2INPSEL_0) /*!< Comparator input plus connected to IO6 (pin PA7 for COMP2) (specific to COMP instance: COMP2) (Available only on devices STM32L0 category 1) */ +#endif +/** + * @} + */ + +/** @defgroup COMP_LL_EC_INPUT_MINUS Comparator inputs - Input minus (input inverting) selection + * @{ + */ +#define LL_COMP_INPUT_MINUS_1_4VREFINT (COMP_CSR_COMP2INNSEL_2 ) /*!< Comparator input minus connected to 1/4 VrefInt (specifity of COMP2 related to path to enable via SYSCFG: refer to comment in function @ref LL_COMP_SetInputMinus() ) (specific to COMP instance: COMP2) */ +#define LL_COMP_INPUT_MINUS_1_2VREFINT (COMP_CSR_COMP2INNSEL_2 | COMP_CSR_COMP2INNSEL_0) /*!< Comparator input minus connected to 1/2 VrefInt (specifity of COMP2 related to path to enable via SYSCFG: refer to comment in function @ref LL_COMP_SetInputMinus() ) (specific to COMP instance: COMP2) */ +#define LL_COMP_INPUT_MINUS_3_4VREFINT (COMP_CSR_COMP2INNSEL_2 | COMP_CSR_COMP2INNSEL_1 ) /*!< Comparator input minus connected to 3/4 VrefInt (specifity of COMP2 related to path to enable via SYSCFG: refer to comment in function @ref LL_COMP_SetInputMinus() ) (specific to COMP instance: COMP2) */ +#define LL_COMP_INPUT_MINUS_VREFINT ((uint32_t)0x00000000U) /*!< Comparator input minus connected to VrefInt (specifity of COMP2 related to path to enable via SYSCFG: refer to comment in function @ref LL_COMP_SetInputMinus() ) */ +#define LL_COMP_INPUT_MINUS_DAC1_CH1 ( COMP_CSR_COMP2INNSEL_1 ) /*!< Comparator input minus connected to DAC1 channel 1 (DAC_OUT1) */ +#define LL_COMP_INPUT_MINUS_DAC1_CH2 ( COMP_CSR_COMP2INNSEL_1 | COMP_CSR_COMP2INNSEL_0) /*!< Comparator input minus connected to DAC1 channel 2 (DAC_OUT2) */ +#define LL_COMP_INPUT_MINUS_IO1 ( COMP_CSR_COMP2INNSEL_0) /*!< Comparator input minus connected to IO1 (pin PA0 for COMP1, pin PA2 for COMP2) */ +#define LL_COMP_INPUT_MINUS_IO2 (COMP_CSR_COMP2INNSEL_2 | COMP_CSR_COMP2INNSEL_1 | COMP_CSR_COMP2INNSEL_0) /*!< Comparator input minus connected to IO2 (pin PB3 for COMP2) (specific to COMP instance: COMP2) */ +/** + * @} + */ + +/** @defgroup COMP_LL_EC_OUTPUT_SELECTION_LPTIM Comparator output - Output selection specific to LPTIM peripheral + * @{ + */ +#define LL_COMP_OUTPUT_LPTIM1_IN1_COMP1 (COMP_CSR_COMP1LPTIM1IN1) /*!< COMP output connected to TIM2 input capture 4 */ +#define LL_COMP_OUTPUT_LPTIM1_IN1_COMP2 (COMP_CSR_COMP2LPTIM1IN1) /*!< COMP output connected to TIM2 input capture 4 */ +#define LL_COMP_OUTPUT_LPTIM1_IN2_COMP2 (COMP_CSR_COMP2LPTIM1IN2) /*!< COMP output connected to TIM2 input capture 4 */ +/** + * @} + */ + +/** @defgroup COMP_LL_EC_OUTPUT_POLARITY Comparator output - Output polarity + * @{ + */ +#define LL_COMP_OUTPUTPOL_NONINVERTED ((uint32_t)0x00000000U) /*!< COMP output polarity is not inverted: comparator output is high when the plus (non-inverting) input is at a higher voltage than the minus (inverting) input */ +#define LL_COMP_OUTPUTPOL_INVERTED (COMP_CSR_COMP1POLARITY) /*!< COMP output polarity is inverted: comparator output is low when the plus (non-inverting) input is at a lower voltage than the minus (inverting) input */ + +/** + * @} + */ + +/** @defgroup COMP_LL_EC_OUTPUT_LEVEL Comparator output - Output level + * @{ + */ +#define LL_COMP_OUTPUT_LEVEL_LOW ((uint32_t)0x00000000U) /*!< Comparator output level low (if the polarity is not inverted, otherwise to be complemented) */ +#define LL_COMP_OUTPUT_LEVEL_HIGH ((uint32_t)0x00000001U) /*!< Comparator output level high (if the polarity is not inverted, otherwise to be complemented) */ +/** + * @} + */ + +/** @defgroup COMP_LL_EC_HW_DELAYS Definitions of COMP hardware constraints delays + * @note Only COMP IP HW delays are defined in COMP LL driver driver, + * not timeout values. + * For details on delays values, refer to descriptions in source code + * above each literal definition. + * @{ + */ + +/* Delay for comparator startup time. */ +/* Note: Delay required to reach propagation delay specification. */ +/* Literal set to maximum value (refer to device datasheet, */ +/* parameter "tSTART"). */ +/* Unit: us */ +#define LL_COMP_DELAY_STARTUP_US ((uint32_t) 25U) /*!< Delay for COMP startup time */ + +/* Delay for comparator voltage scaler stabilization time */ +/* (voltage from VrefInt, delay based on VrefInt startup time). */ +/* Literal set to maximum value (refer to device datasheet, */ +/* parameter "TVREFINT"). */ +/* Unit: us */ +#define LL_COMP_DELAY_VOLTAGE_SCALER_STAB_US ((uint32_t)3000U) /*!< Delay for COMP voltage scaler stabilization time */ + +/** + * @} + */ + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/** @defgroup COMP_LL_Exported_Macros COMP Exported Macros + * @{ + */ +/** @defgroup COMP_LL_EM_WRITE_READ Common write and read registers macro + * @{ + */ + +/** + * @brief Write a value in COMP register + * @param __INSTANCE__ comparator instance + * @param __REG__ Register to be written + * @param __VALUE__ Value to be written in the register + * @retval None + */ +#define LL_COMP_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) + +/** + * @brief Read a value in COMP register + * @param __INSTANCE__ comparator instance + * @param __REG__ Register to be read + * @retval Register value + */ +#define LL_COMP_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) +/** + * @} + */ + +/** @defgroup COMP_LL_EM_HELPER_MACRO COMP helper macro + * @{ + */ + +/** + * @brief Helper macro to select the COMP common instance + * to which is belonging the selected COMP instance. + * @note COMP common register instance can be used to + * set parameters common to several COMP instances. + * Refer to functions having argument "COMPxy_COMMON" as parameter. + * @param __COMPx__ COMP instance + * @retval COMP common instance or value "0" if there is no COMP common instance. + */ +#define __LL_COMP_COMMON_INSTANCE(__COMPx__) \ + (COMP12_COMMON) + +/** + * @} + */ + +/** + * @} + */ + +/* Exported functions --------------------------------------------------------*/ +/** @defgroup COMP_LL_Exported_Functions COMP Exported Functions + * @{ + */ + +/** @defgroup COMP_LL_EF_Configuration_comparator_common Configuration of COMP hierarchical scope: common to several COMP instances + * @{ + */ + +/** + * @brief Set window mode of a pair of comparators instances + * (2 consecutive COMP instances odd and even COMP and COMP). + * @rmtoll COMP1_CSR COMP1WM LL_COMP_SetCommonWindowMode + * @param COMPxy_COMMON Comparator common instance + * (can be set directly from CMSIS definition or by using helper macro @ref __LL_COMP_COMMON_INSTANCE() ) + * @param WindowMode This parameter can be one of the following values: + * @arg @ref LL_COMP_WINDOWMODE_DISABLE + * @arg @ref LL_COMP_WINDOWMODE_COMP1_INPUT_PLUS_COMMON + * @retval None + */ +__STATIC_INLINE void LL_COMP_SetCommonWindowMode(COMP_Common_TypeDef *COMPxy_COMMON, uint32_t WindowMode) +{ + MODIFY_REG(COMPxy_COMMON->CSR, COMP_CSR_COMP1WM, WindowMode); +} + +/** + * @brief Get window mode of a pair of comparators instances + * (2 consecutive COMP instances odd and even COMP and COMP). + * @rmtoll COMP1_CSR COMP1WM LL_COMP_GetCommonWindowMode + * @param COMPxy_COMMON Comparator common instance + * (can be set directly from CMSIS definition or by using helper macro @ref __LL_COMP_COMMON_INSTANCE() ) + * @retval Returned value can be one of the following values: + * @arg @ref LL_COMP_WINDOWMODE_DISABLE + * @arg @ref LL_COMP_WINDOWMODE_COMP1_INPUT_PLUS_COMMON + */ +__STATIC_INLINE uint32_t LL_COMP_GetCommonWindowMode(COMP_Common_TypeDef *COMPxy_COMMON) +{ + return (uint32_t)(READ_BIT(COMPxy_COMMON->CSR, COMP_CSR_COMP1WM)); +} + +/** + * @} + */ + +/** @defgroup COMP_LL_EF_Configuration_comparator_modes Configuration of comparator modes + * @{ + */ + +/** + * @brief Set comparator instance operating mode to adjust power and speed. + * @rmtoll COMP2_CSR COMP2SPEED LL_COMP_SetPowerMode + * @param COMPx Comparator instance + * @param PowerMode This parameter can be one of the following values: + * @arg @ref LL_COMP_POWERMODE_MEDIUMSPEED (1) + * @arg @ref LL_COMP_POWERMODE_ULTRALOWPOWER (1) + * + * (1) Available only on COMP instance: COMP2. + * @retval None + */ +__STATIC_INLINE void LL_COMP_SetPowerMode(COMP_TypeDef *COMPx, uint32_t PowerMode) +{ + MODIFY_REG(COMPx->CSR, COMP_CSR_COMP2SPEED, PowerMode); +} + +/** + * @brief Get comparator instance operating mode to adjust power and speed. + * @note Available only on COMP instance: COMP2. + * @rmtoll COMP2_CSR COMP2SPEED LL_COMP_GetPowerMode\n + * @param COMPx Comparator instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_COMP_POWERMODE_MEDIUMSPEED (1) + * @arg @ref LL_COMP_POWERMODE_ULTRALOWPOWER (1) + * + * (1) Available only on COMP instance: COMP2. + */ +__STATIC_INLINE uint32_t LL_COMP_GetPowerMode(COMP_TypeDef *COMPx) +{ + return (uint32_t)(READ_BIT(COMPx->CSR, COMP_CSR_COMP2SPEED)); +} + +/** + * @} + */ + +/** @defgroup COMP_LL_EF_Configuration_comparator_inputs Configuration of comparator inputs + * @{ + */ + +/** + * @brief Set comparator inputs minus (inverting) and plus (non-inverting). + * @note This function shall only be used for COMP2. + * For setting COMP1 input it is recommended to use LL_COMP_SetInputMinus() + * Plus (non-inverting) input is not configurable on COMP1. + * Using this function for COMP1 will corrupt COMP1WM register + * @note On this STM32 serie, specificity if using COMP instance COMP2 + * with COMP input based on VrefInt (VrefInt or subdivision + * of VrefInt): scaler bridge is based on VrefInt and requires + * to enable path from VrefInt (refer to literal + * SYSCFG_CFGR3_ENBUFLP_VREFINT_COMP). + * @rmtoll COMP2_CSR COMP2INNSEL LL_COMP_ConfigInputs\n + * COMP2_CSR COMP2INPSEL LL_COMP_ConfigInputs + * @param COMPx Comparator instance + * @param InputMinus This parameter can be one of the following values: + * @arg @ref LL_COMP_INPUT_MINUS_VREFINT + * @arg @ref LL_COMP_INPUT_MINUS_IO1 + * @arg @ref LL_COMP_INPUT_MINUS_DAC1_CH1 + * @arg @ref LL_COMP_INPUT_MINUS_DAC1_CH2 + * @arg @ref LL_COMP_INPUT_MINUS_1_4VREFINT + * @arg @ref LL_COMP_INPUT_MINUS_1_2VREFINT + * @arg @ref LL_COMP_INPUT_MINUS_3_4VREFINT + * @arg @ref LL_COMP_INPUT_MINUS_IO2 + * @param InputPlus This parameter can be one of the following values: + * @arg @ref LL_COMP_INPUT_PLUS_IO1 (1) + * @arg @ref LL_COMP_INPUT_PLUS_IO2 (1) + * @arg @ref LL_COMP_INPUT_PLUS_IO3 (1) + * @arg @ref LL_COMP_INPUT_PLUS_IO4 (1) + * @arg @ref LL_COMP_INPUT_PLUS_IO5 (1) + * @arg @ref LL_COMP_INPUT_PLUS_IO6 (1)(2) + * + * (1) Available only on COMP instance: COMP2. + * (2) Available only on devices STM32L0 category 1. + * @retval None + */ +__STATIC_INLINE void LL_COMP_ConfigInputs(COMP_TypeDef *COMPx, uint32_t InputMinus, uint32_t InputPlus) +{ + MODIFY_REG(COMPx->CSR, + COMP_CSR_COMP2INNSEL | COMP_CSR_COMP2INPSEL, + InputMinus | InputPlus); +} + +/** + * @brief Set comparator input plus (non-inverting). + * @note Only COMP2 allows to set the input plus (non-inverting). + * For COMP1 it is always PA1 IO, except when Windows Mode is selected. + * @rmtoll COMP2_CSR COMP2INPSEL LL_COMP_SetInputPlus + * @param COMPx Comparator instance + * @param InputPlus This parameter can be one of the following values: + * @arg @ref LL_COMP_INPUT_PLUS_IO1 (1) + * @arg @ref LL_COMP_INPUT_PLUS_IO2 (1) + * @arg @ref LL_COMP_INPUT_PLUS_IO3 (1) + * @arg @ref LL_COMP_INPUT_PLUS_IO4 (1) + * @arg @ref LL_COMP_INPUT_PLUS_IO5 (1) + * @arg @ref LL_COMP_INPUT_PLUS_IO6 (1)(2) + * + * (1) Available only on COMP instance: COMP2. + * (2) Available only on devices STM32L0 category 1. + * @retval None + */ +__STATIC_INLINE void LL_COMP_SetInputPlus(COMP_TypeDef *COMPx, uint32_t InputPlus) +{ + MODIFY_REG(COMPx->CSR, COMP_CSR_COMP2INPSEL, InputPlus); +} + +/** + * @brief Get comparator input plus (non-inverting). + * @note Only COMP2 allows to set the input plus (non-inverting). + * For COMP1 it is always PA1 IO, except when Windows Mode is selected. + * @rmtoll COMP2_CSR COMP2INPSEL LL_COMP_GetInputPlus + * @param COMPx Comparator instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_COMP_INPUT_PLUS_IO1 (1) + * @arg @ref LL_COMP_INPUT_PLUS_IO2 (1) + * @arg @ref LL_COMP_INPUT_PLUS_IO3 (1) + * @arg @ref LL_COMP_INPUT_PLUS_IO4 (1) + * @arg @ref LL_COMP_INPUT_PLUS_IO5 (1) + * @arg @ref LL_COMP_INPUT_PLUS_IO6 (1)(2) + * + * (1) Available only on COMP instance: COMP2. + * (2) Available only on devices STM32L0 category 1. + */ +__STATIC_INLINE uint32_t LL_COMP_GetInputPlus(COMP_TypeDef *COMPx) +{ + return (uint32_t)(READ_BIT(COMPx->CSR, COMP_CSR_COMP2INPSEL)); +} + +/** + * @brief Set comparator input minus (inverting). + * @note In case of comparator input selected to be connected to IO: + * GPIO pins are specific to each comparator instance. + * Refer to description of parameters or to reference manual. + * @note On this STM32 serie, specificity if using COMP instance COMP2 + * with COMP input based on VrefInt (VrefInt or subdivision + * of VrefInt): scaler bridge is based on VrefInt and requires + * to enable path from VrefInt (refer to literal + * SYSCFG_CFGR3_ENBUFLP_VREFINT_COMP). + * @rmtoll COMP1_CSR COMP1INNSEL LL_COMP_SetInputMinus\n + * COMP2_CSR COMP2INNSEL LL_COMP_SetInputMinus + * @param COMPx Comparator instance + * @param InputMinus This parameter can be one of the following values: + * @arg @ref LL_COMP_INPUT_MINUS_VREFINT + * @arg @ref LL_COMP_INPUT_MINUS_IO1 + * @arg @ref LL_COMP_INPUT_MINUS_DAC1_CH1 + * @arg @ref LL_COMP_INPUT_MINUS_DAC1_CH2 + * @arg @ref LL_COMP_INPUT_MINUS_1_4VREFINT (*) + * @arg @ref LL_COMP_INPUT_MINUS_1_2VREFINT (*) + * @arg @ref LL_COMP_INPUT_MINUS_3_4VREFINT (*) + * @arg @ref LL_COMP_INPUT_MINUS_IO2 (*) + * + * (*) Available only on COMP instance: COMP2. + * @retval None + */ +__STATIC_INLINE void LL_COMP_SetInputMinus(COMP_TypeDef *COMPx, uint32_t InputMinus) +{ + MODIFY_REG(COMPx->CSR, COMP_CSR_COMP2INNSEL, InputMinus); +} + +/** + * @brief Get comparator input minus (inverting). + * @note In case of comparator input selected to be connected to IO: + * GPIO pins are specific to each comparator instance. + * Refer to description of parameters or to reference manual. + * @rmtoll COMP1_CSR COMP1INNSEL LL_COMP_GetInputMinus\n + * COMP2_CSR COMP2INNSEL LL_COMP_GetInputMinus + * @param COMPx Comparator instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_COMP_INPUT_MINUS_VREFINT + * @arg @ref LL_COMP_INPUT_MINUS_IO1 + * @arg @ref LL_COMP_INPUT_MINUS_DAC1_CH1 + * @arg @ref LL_COMP_INPUT_MINUS_DAC1_CH2 + * @arg @ref LL_COMP_INPUT_MINUS_1_4VREFINT (*) + * @arg @ref LL_COMP_INPUT_MINUS_1_2VREFINT (*) + * @arg @ref LL_COMP_INPUT_MINUS_3_4VREFINT (*) + * @arg @ref LL_COMP_INPUT_MINUS_IO2 (*) + * + * (*) Available only on COMP instance: COMP2. + */ +__STATIC_INLINE uint32_t LL_COMP_GetInputMinus(COMP_TypeDef *COMPx) +{ + return (uint32_t)(READ_BIT(COMPx->CSR, COMP_CSR_COMP2INNSEL)); +} + +/** + * @} + */ + +/** @defgroup COMP_LL_EF_Configuration_comparator_output Configuration of comparator output + * @{ + */ + +/** + * @brief Set comparator output LPTIM. + * @rmtoll COMP1_CSR COMP1LPTIMIN1 LL_COMP_SetOutputLPTIM\n + * COMP2_CSR COMP2LPTIMIN1 LL_COMP_SetOutputLPTIM\n + * COMP2_CSR COMP2LPTIMIN2 LL_COMP_SetOutputLPTIM + * @param COMPx Comparator instance + * @param OutputLptim This parameter can be one of the following values: + * @arg @ref LL_COMP_OUTPUT_LPTIM1_IN1_COMP1 (*) + * @arg @ref LL_COMP_OUTPUT_LPTIM1_IN1_COMP2 (**) + * @arg @ref LL_COMP_OUTPUT_LPTIM1_IN2_COMP2 (**) + * + * (*) Available only on COMP instance: COMP1.\n + * (**) Available only on COMP instance: COMP2. + * @retval None + */ +__STATIC_INLINE void LL_COMP_SetOutputLPTIM(COMP_TypeDef *COMPx, uint32_t OutputLptim) +{ + MODIFY_REG(COMPx->CSR, (COMP_CSR_COMP1LPTIM1IN1 | COMP_CSR_COMP2LPTIM1IN1 | COMP_CSR_COMP2LPTIM1IN2), OutputLptim); +} + +/** + * @brief Get comparator output LPTIM. + * @rmtoll COMP1_CSR COMP1LPTIMIN1 LL_COMP_GetOutputLPTIM\n + * COMP2_CSR COMP2LPTIMIN1 LL_COMP_GetOutputLPTIM\n + * COMP2_CSR COMP2LPTIMIN2 LL_COMP_GetOutputLPTIM + * @param COMPx Comparator instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_COMP_OUTPUT_LPTIM1_IN1_COMP1 (*) + * @arg @ref LL_COMP_OUTPUT_LPTIM1_IN1_COMP2 (**) + * @arg @ref LL_COMP_OUTPUT_LPTIM1_IN2_COMP2 (**) + * + * (*) Available only on COMP instance: COMP1.\n + * (**) Available only on COMP instance: COMP2. + */ +__STATIC_INLINE uint32_t LL_COMP_GetOutputLPTIM(COMP_TypeDef *COMPx) +{ + return (uint32_t)(READ_BIT(COMPx->CSR, (COMP_CSR_COMP1LPTIM1IN1 | COMP_CSR_COMP2LPTIM1IN1 | COMP_CSR_COMP2LPTIM1IN2))); +} + +/** + * @brief Set comparator instance output polarity. + * @rmtoll COMP COMP1POLARITY LL_COMP_SetOutputPolarity + * @param COMPx Comparator instance + * @param OutputPolarity This parameter can be one of the following values: + * @arg @ref LL_COMP_OUTPUTPOL_NONINVERTED + * @arg @ref LL_COMP_OUTPUTPOL_INVERTED + * @retval None + */ +__STATIC_INLINE void LL_COMP_SetOutputPolarity(COMP_TypeDef *COMPx, uint32_t OutputPolarity) +{ + MODIFY_REG(COMPx->CSR, COMP_CSR_COMPxPOLARITY, OutputPolarity); +} + +/** + * @brief Get comparator instance output polarity. + * @rmtoll COMP COMP1POLARITY LL_COMP_GetOutputPolarity + * @param COMPx Comparator instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_COMP_OUTPUTPOL_NONINVERTED + * @arg @ref LL_COMP_OUTPUTPOL_INVERTED + */ +__STATIC_INLINE uint32_t LL_COMP_GetOutputPolarity(COMP_TypeDef *COMPx) +{ + return (uint32_t)(READ_BIT(COMPx->CSR, COMP_CSR_COMPxPOLARITY)); +} + +/** + * @} + */ + +/** @defgroup COMP_LL_EF_Operation Operation on comparator instance + * @{ + */ + +/** + * @brief Enable comparator instance. + * @note After enable from off state, comparator requires a delay + * to reach reach propagation delay specification. + * Refer to device datasheet, parameter "tSTART". + * @rmtoll COMP1_CSR COMP1EN LL_COMP_Enable\n + * COMP2_CSR COMP2EN LL_COMP_Enable + * @param COMPx Comparator instance + * @retval None + */ +__STATIC_INLINE void LL_COMP_Enable(COMP_TypeDef *COMPx) +{ + SET_BIT(COMPx->CSR, COMP_CSR_COMPxEN); +} + +/** + * @brief Disable comparator instance. + * @rmtoll COMP1_CSR COMP1EN LL_COMP_Disable\n + * COMP2_CSR COMP2EN LL_COMP_Disable + * @param COMPx Comparator instance + * @retval None + */ +__STATIC_INLINE void LL_COMP_Disable(COMP_TypeDef *COMPx) +{ + CLEAR_BIT(COMPx->CSR, COMP_CSR_COMPxEN); +} + +/** + * @brief Get comparator enable state + * (0: COMP is disabled, 1: COMP is enabled) + * @rmtoll COMP1_CSR COMP1EN LL_COMP_IsEnabled\n + * COMP2_CSR COMP2EN LL_COMP_IsEnabled + * @param COMPx Comparator instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_COMP_IsEnabled(COMP_TypeDef *COMPx) +{ + return (READ_BIT(COMPx->CSR, COMP_CSR_COMPxEN) == (COMP_CSR_COMPxEN)); +} + +/** + * @brief Lock comparator instance. + * @note Once locked, comparator configuration can be accessed in read-only. + * @note The only way to unlock the comparator is a device hardware reset. + * @rmtoll COMP1_CSR COMP1LOCK LL_COMP_Lock\n + * COMP2_CSR COMP2LOCK LL_COMP_Lock + * @param COMPx Comparator instance + * @retval None + */ +__STATIC_INLINE void LL_COMP_Lock(COMP_TypeDef *COMPx) +{ + SET_BIT(COMPx->CSR, COMP_CSR_COMPxLOCK); +} + +/** + * @brief Get comparator lock state + * (0: COMP is unlocked, 1: COMP is locked). + * @note Once locked, comparator configuration can be accessed in read-only. + * @note The only way to unlock the comparator is a device hardware reset. + * @rmtoll COMP1_CSR COMP1LOCK LL_COMP_IsLocked\n + * COMP2_CSR COMP2LOCK LL_COMP_IsLocked + * @param COMPx Comparator instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_COMP_IsLocked(COMP_TypeDef *COMPx) +{ + return (READ_BIT(COMPx->CSR, COMP_CSR_COMPxLOCK) == (COMP_CSR_COMPxLOCK)); +} + +/** + * @brief Read comparator instance output level. + * @note The comparator output level depends on the selected polarity + * (Refer to function @ref LL_COMP_SetOutputPolarity()). + * If the comparator polarity is not inverted: + * - Comparator output is low when the input plus + * is at a lower voltage than the input minus + * - Comparator output is high when the input plus + * is at a higher voltage than the input minus + * If the comparator polarity is inverted: + * - Comparator output is high when the input plus + * is at a lower voltage than the input minus + * - Comparator output is low when the input plus + * is at a higher voltage than the input minus + * @rmtoll COMP1_CSR COMP1VALUE LL_COMP_ReadOutputLevel\n + * COMP2_CSR COMP2VALUE LL_COMP_ReadOutputLevel + * @param COMPx Comparator instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_COMP_OUTPUT_LEVEL_LOW + * @arg @ref LL_COMP_OUTPUT_LEVEL_HIGH + */ +__STATIC_INLINE uint32_t LL_COMP_ReadOutputLevel(COMP_TypeDef *COMPx) +{ + return (uint32_t)(READ_BIT(COMPx->CSR, COMP_CSR_COMPxOUTVALUE) + >> LL_COMP_OUTPUT_LEVEL_BITOFFSET_POS); +} + +/** + * @} + */ + +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup COMP_LL_EF_Init Initialization and de-initialization functions + * @{ + */ + +ErrorStatus LL_COMP_DeInit(COMP_TypeDef *COMPx); +ErrorStatus LL_COMP_Init(COMP_TypeDef *COMPx, LL_COMP_InitTypeDef *COMP_InitStruct); +void LL_COMP_StructInit(LL_COMP_InitTypeDef *COMP_InitStruct); + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* COMP1 || COMP2 */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L0xx_LL_COMP_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_cortex.h b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_cortex.h new file mode 100644 index 0000000000..b1fe6d4572 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_cortex.h @@ -0,0 +1,608 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_cortex.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief Header file of CORTEX LL module. + @verbatim + ============================================================================== + ##### How to use this driver ##### + ============================================================================== + [..] + The LL CORTEX driver contains a set of generic APIs that can be + used by user: + (+) SYSTICK configuration used by @ref LL_mDelay and @ref LL_Init1msTick + functions + (+) Low power mode configuration (SCB register of Cortex-MCU) + (+) MPU API to configure and enable regions + (+) API to access to MCU info (CPUID register) + + @endverbatim + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L0xx_LL_CORTEX_H +#define __STM32L0xx_LL_CORTEX_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +/** @defgroup CORTEX_LL CORTEX + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ + +/* Private constants ---------------------------------------------------------*/ + +/* Private macros ------------------------------------------------------------*/ + +/* Exported types ------------------------------------------------------------*/ +/* Exported constants --------------------------------------------------------*/ +/** @defgroup CORTEX_LL_Exported_Constants CORTEX Exported Constants + * @{ + */ + +/** @defgroup CORTEX_LL_EC_CLKSOURCE_HCLK SYSTICK Clock Source + * @{ + */ +#define LL_SYSTICK_CLKSOURCE_HCLK_DIV8 ((uint32_t)0x00000000U) /*!< AHB clock divided by 8 selected as SysTick clock source.*/ +#define LL_SYSTICK_CLKSOURCE_HCLK ((uint32_t)SysTick_CTRL_CLKSOURCE_Msk) /*!< AHB clock selected as SysTick clock source. */ +/** + * @} + */ + +#if __MPU_PRESENT + +/** @defgroup CORTEX_LL_EC_CTRL_HFNMI_PRIVDEF MPU Control + * @{ + */ +#define LL_MPU_CTRL_HFNMI_PRIVDEF_NONE ((uint32_t)0x00000000U) /*!< Disable NMI and privileged SW access */ +#define LL_MPU_CTRL_HARDFAULT_NMI MPU_CTRL_HFNMIENA_Msk /*!< Enables the operation of MPU during hard fault, NMI, and FAULTMASK handlers */ +#define LL_MPU_CTRL_PRIVILEGED_DEFAULT MPU_CTRL_PRIVDEFENA_Msk /*!< Enable privileged software access to default memory map */ +#define LL_MPU_CTRL_HFNMI_PRIVDEF (MPU_CTRL_HFNMIENA_Msk | MPU_CTRL_PRIVDEFENA_Msk) /*!< Enable NMI and privileged SW access */ +/** + * @} + */ + +/** @defgroup CORTEX_LL_EC_REGION MPU Region Number + * @{ + */ +#define LL_MPU_REGION_NUMBER0 ((uint32_t)0x00U) /*!< REGION Number 0 */ +#define LL_MPU_REGION_NUMBER1 ((uint32_t)0x01U) /*!< REGION Number 1 */ +#define LL_MPU_REGION_NUMBER2 ((uint32_t)0x02U) /*!< REGION Number 2 */ +#define LL_MPU_REGION_NUMBER3 ((uint32_t)0x03U) /*!< REGION Number 3 */ +#define LL_MPU_REGION_NUMBER4 ((uint32_t)0x04U) /*!< REGION Number 4 */ +#define LL_MPU_REGION_NUMBER5 ((uint32_t)0x05U) /*!< REGION Number 5 */ +#define LL_MPU_REGION_NUMBER6 ((uint32_t)0x06U) /*!< REGION Number 6 */ +#define LL_MPU_REGION_NUMBER7 ((uint32_t)0x07U) /*!< REGION Number 7 */ +/** + * @} + */ + +/** @defgroup CORTEX_LL_EC_REGION_SIZE MPU Region Size + * @{ + */ +#define LL_MPU_REGION_SIZE_32B ((uint32_t)(0x04U << MPU_RASR_SIZE_Pos)) /*!< 32B Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_64B ((uint32_t)(0x05U << MPU_RASR_SIZE_Pos)) /*!< 64B Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_128B ((uint32_t)(0x06U << MPU_RASR_SIZE_Pos)) /*!< 128B Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_256B ((uint32_t)(0x07U << MPU_RASR_SIZE_Pos)) /*!< 256B Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_512B ((uint32_t)(0x08U << MPU_RASR_SIZE_Pos)) /*!< 512B Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_1KB ((uint32_t)(0x09U << MPU_RASR_SIZE_Pos)) /*!< 1KB Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_2KB ((uint32_t)(0x0AU << MPU_RASR_SIZE_Pos)) /*!< 2KB Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_4KB ((uint32_t)(0x0BU << MPU_RASR_SIZE_Pos)) /*!< 4KB Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_8KB ((uint32_t)(0x0CU << MPU_RASR_SIZE_Pos)) /*!< 8KB Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_16KB ((uint32_t)(0x0DU << MPU_RASR_SIZE_Pos)) /*!< 16KB Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_32KB ((uint32_t)(0x0EU << MPU_RASR_SIZE_Pos)) /*!< 32KB Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_64KB ((uint32_t)(0x0FU << MPU_RASR_SIZE_Pos)) /*!< 64KB Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_128KB ((uint32_t)(0x10U << MPU_RASR_SIZE_Pos)) /*!< 128KB Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_256KB ((uint32_t)(0x11U << MPU_RASR_SIZE_Pos)) /*!< 256KB Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_512KB ((uint32_t)(0x12U << MPU_RASR_SIZE_Pos)) /*!< 512KB Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_1MB ((uint32_t)(0x13U << MPU_RASR_SIZE_Pos)) /*!< 1MB Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_2MB ((uint32_t)(0x14U << MPU_RASR_SIZE_Pos)) /*!< 2MB Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_4MB ((uint32_t)(0x15U << MPU_RASR_SIZE_Pos)) /*!< 4MB Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_8MB ((uint32_t)(0x16U << MPU_RASR_SIZE_Pos)) /*!< 8MB Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_16MB ((uint32_t)(0x17U << MPU_RASR_SIZE_Pos)) /*!< 16MB Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_32MB ((uint32_t)(0x18U << MPU_RASR_SIZE_Pos)) /*!< 32MB Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_64MB ((uint32_t)(0x19U << MPU_RASR_SIZE_Pos)) /*!< 64MB Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_128MB ((uint32_t)(0x1AU << MPU_RASR_SIZE_Pos)) /*!< 128MB Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_256MB ((uint32_t)(0x1BU << MPU_RASR_SIZE_Pos)) /*!< 256MB Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_512MB ((uint32_t)(0x1CU << MPU_RASR_SIZE_Pos)) /*!< 512MB Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_1GB ((uint32_t)(0x1DU << MPU_RASR_SIZE_Pos)) /*!< 1GB Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_2GB ((uint32_t)(0x1EU << MPU_RASR_SIZE_Pos)) /*!< 2GB Size of the MPU protection region */ +#define LL_MPU_REGION_SIZE_4GB ((uint32_t)(0x1FU << MPU_RASR_SIZE_Pos)) /*!< 4GB Size of the MPU protection region */ +/** + * @} + */ + +/** @defgroup CORTEX_LL_EC_REGION_PRIVILEDGES MPU Region Privileges + * @{ + */ +#define LL_MPU_REGION_NO_ACCESS ((uint32_t)(0x00U << MPU_RASR_AP_Pos)) /*!< No access*/ +#define LL_MPU_REGION_PRIV_RW ((uint32_t)(0x01U << MPU_RASR_AP_Pos)) /*!< RW privileged (privileged access only)*/ +#define LL_MPU_REGION_PRIV_RW_URO ((uint32_t)(0x02U << MPU_RASR_AP_Pos)) /*!< RW privileged - RO user (Write in a user program generates a fault) */ +#define LL_MPU_REGION_FULL_ACCESS ((uint32_t)(0x03U << MPU_RASR_AP_Pos)) /*!< RW privileged & user (Full access) */ +#define LL_MPU_REGION_PRIV_RO ((uint32_t)(0x05U << MPU_RASR_AP_Pos)) /*!< RO privileged (privileged read only)*/ +#define LL_MPU_REGION_PRIV_RO_URO ((uint32_t)(0x06U << MPU_RASR_AP_Pos)) /*!< RO privileged & user (read only) */ +/** + * @} + */ + +/** @defgroup CORTEX_LL_EC_TEX MPU TEX Level + * @{ + */ +#define LL_MPU_TEX_LEVEL0 ((uint32_t)(0x00U << MPU_RASR_TEX_Pos)) /*!< b000 for TEX bits */ +#define LL_MPU_TEX_LEVEL1 ((uint32_t)(0x01U << MPU_RASR_TEX_Pos)) /*!< b001 for TEX bits */ +#define LL_MPU_TEX_LEVEL2 ((uint32_t)(0x02U << MPU_RASR_TEX_Pos)) /*!< b010 for TEX bits */ +#define LL_MPU_TEX_LEVEL4 ((uint32_t)(0x04U << MPU_RASR_TEX_Pos)) /*!< b100 for TEX bits */ +/** + * @} + */ + +/** @defgroup CORTEX_LL_EC_INSTRUCTION_ACCESS MPU Instruction Access + * @{ + */ +#define LL_MPU_INSTRUCTION_ACCESS_ENABLE ((uint32_t)0x00U) /*!< Instruction fetches enabled */ +#define LL_MPU_INSTRUCTION_ACCESS_DISABLE MPU_RASR_XN_Msk /*!< Instruction fetches disabled*/ +/** + * @} + */ + +/** @defgroup CORTEX_LL_EC_SHAREABLE_ACCESS MPU Shareable Access + * @{ + */ +#define LL_MPU_ACCESS_SHAREABLE MPU_RASR_S_Msk /*!< Shareable memory attribute */ +#define LL_MPU_ACCESS_NOT_SHAREABLE ((uint32_t)0x00U) /*!< Not Shareable memory attribute */ +/** + * @} + */ + +/** @defgroup CORTEX_LL_EC_CACHEABLE_ACCESS MPU Cacheable Access + * @{ + */ +#define LL_MPU_ACCESS_CACHEABLE MPU_RASR_C_Msk /*!< Cacheable memory attribute */ +#define LL_MPU_ACCESS_NOT_CACHEABLE ((uint32_t)0x00U) /*!< Not Cacheable memory attribute */ +/** + * @} + */ + +/** @defgroup CORTEX_LL_EC_BUFFERABLE_ACCESS MPU Bufferable Access + * @{ + */ +#define LL_MPU_ACCESS_BUFFERABLE MPU_RASR_B_Msk /*!< Bufferable memory attribute */ +#define LL_MPU_ACCESS_NOT_BUFFERABLE ((uint32_t)0x00U) /*!< Not Bufferable memory attribute */ +/** + * @} + */ +#endif /* __MPU_PRESENT */ +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @defgroup CORTEX_LL_Exported_Functions CORTEX Exported Functions + * @{ + */ + +/** @defgroup CORTEX_LL_EF_SYSTICK SYSTICK + * @{ + */ + +/** + * @brief This function checks if the Systick counter flag is active or not. + * @note It can be used in timeout function on application side. + * @rmtoll STK_CTRL COUNTFLAG LL_SYSTICK_IsActiveCounterFlag + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SYSTICK_IsActiveCounterFlag(void) +{ + return ((SysTick->CTRL & SysTick_CTRL_COUNTFLAG_Msk) == (SysTick_CTRL_COUNTFLAG_Msk)); +} + +/** + * @brief Configures the SysTick clock source + * @rmtoll STK_CTRL CLKSOURCE LL_SYSTICK_SetClkSource + * @param Source This parameter can be one of the following values: + * @arg @ref LL_SYSTICK_CLKSOURCE_HCLK_DIV8 + * @arg @ref LL_SYSTICK_CLKSOURCE_HCLK + * @retval None + */ +__STATIC_INLINE void LL_SYSTICK_SetClkSource(uint32_t Source) +{ + if (Source == LL_SYSTICK_CLKSOURCE_HCLK) + { + SET_BIT(SysTick->CTRL, LL_SYSTICK_CLKSOURCE_HCLK); + } + else + { + CLEAR_BIT(SysTick->CTRL, LL_SYSTICK_CLKSOURCE_HCLK); + } +} + +/** + * @brief Get the SysTick clock source + * @rmtoll STK_CTRL CLKSOURCE LL_SYSTICK_GetClkSource + * @retval Returned value can be one of the following values: + * @arg @ref LL_SYSTICK_CLKSOURCE_HCLK_DIV8 + * @arg @ref LL_SYSTICK_CLKSOURCE_HCLK + */ +__STATIC_INLINE uint32_t LL_SYSTICK_GetClkSource(void) +{ + return READ_BIT(SysTick->CTRL, LL_SYSTICK_CLKSOURCE_HCLK); +} + +/** + * @brief Enable SysTick exception request + * @rmtoll STK_CTRL TICKINT LL_SYSTICK_EnableIT + * @retval None + */ +__STATIC_INLINE void LL_SYSTICK_EnableIT(void) +{ + SET_BIT(SysTick->CTRL, SysTick_CTRL_TICKINT_Msk); +} + +/** + * @brief Disable SysTick exception request + * @rmtoll STK_CTRL TICKINT LL_SYSTICK_DisableIT + * @retval None + */ +__STATIC_INLINE void LL_SYSTICK_DisableIT(void) +{ + CLEAR_BIT(SysTick->CTRL, SysTick_CTRL_TICKINT_Msk); +} + +/** + * @brief Checks if the SYSTICK interrupt is enabled or disabled. + * @rmtoll STK_CTRL TICKINT LL_SYSTICK_IsEnabledIT + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SYSTICK_IsEnabledIT(void) +{ + return (READ_BIT(SysTick->CTRL, SysTick_CTRL_TICKINT_Msk) == (SysTick_CTRL_TICKINT_Msk)); +} + +/** + * @} + */ + +/** @defgroup CORTEX_LL_EF_LOW_POWER_MODE LOW POWER MODE + * @{ + */ + +/** + * @brief Processor uses sleep as its low power mode + * @rmtoll SCB_SCR SLEEPDEEP LL_LPM_EnableSleep + * @retval None + */ +__STATIC_INLINE void LL_LPM_EnableSleep(void) +{ + /* Clear SLEEPDEEP bit of Cortex System Control Register */ + CLEAR_BIT(SCB->SCR, ((uint32_t)SCB_SCR_SLEEPDEEP_Msk)); +} + +/** + * @brief Processor uses deep sleep as its low power mode + * @rmtoll SCB_SCR SLEEPDEEP LL_LPM_EnableDeepSleep + * @retval None + */ +__STATIC_INLINE void LL_LPM_EnableDeepSleep(void) +{ + /* Set SLEEPDEEP bit of Cortex System Control Register */ + SET_BIT(SCB->SCR, ((uint32_t)SCB_SCR_SLEEPDEEP_Msk)); +} + +/** + * @brief Configures sleep-on-exit when returning from Handler mode to Thread mode. + * @note Setting this bit to 1 enables an interrupt-driven application to avoid returning to an + * empty main application. + * @rmtoll SCB_SCR SLEEPONEXIT LL_LPM_EnableSleepOnExit + * @retval None + */ +__STATIC_INLINE void LL_LPM_EnableSleepOnExit(void) +{ + /* Set SLEEPONEXIT bit of Cortex System Control Register */ + SET_BIT(SCB->SCR, ((uint32_t)SCB_SCR_SLEEPONEXIT_Msk)); +} + +/** + * @brief Do not sleep when returning to Thread mode. + * @rmtoll SCB_SCR SLEEPONEXIT LL_LPM_DisableSleepOnExit + * @retval None + */ +__STATIC_INLINE void LL_LPM_DisableSleepOnExit(void) +{ + /* Clear SLEEPONEXIT bit of Cortex System Control Register */ + CLEAR_BIT(SCB->SCR, ((uint32_t)SCB_SCR_SLEEPONEXIT_Msk)); +} + +/** + * @brief Enabled events and all interrupts, including disabled interrupts, can wakeup the + * processor. + * @rmtoll SCB_SCR SEVEONPEND LL_LPM_EnableEventOnPend + * @retval None + */ +__STATIC_INLINE void LL_LPM_EnableEventOnPend(void) +{ + /* Set SEVEONPEND bit of Cortex System Control Register */ + SET_BIT(SCB->SCR, ((uint32_t)SCB_SCR_SEVONPEND_Msk)); +} + +/** + * @brief Only enabled interrupts or events can wakeup the processor, disabled interrupts are + * excluded + * @rmtoll SCB_SCR SEVEONPEND LL_LPM_DisableEventOnPend + * @retval None + */ +__STATIC_INLINE void LL_LPM_DisableEventOnPend(void) +{ + /* Clear SEVEONPEND bit of Cortex System Control Register */ + CLEAR_BIT(SCB->SCR, ((uint32_t)SCB_SCR_SEVONPEND_Msk)); +} + +/** + * @} + */ + +/** @defgroup CORTEX_LL_EF_MCU_INFO MCU INFO + * @{ + */ + +/** + * @brief Get Implementer code + * @rmtoll SCB_CPUID IMPLEMENTER LL_CPUID_GetImplementer + * @retval Value should be equal to 0x41 for ARM + */ +__STATIC_INLINE uint32_t LL_CPUID_GetImplementer(void) +{ + return (uint32_t)(READ_BIT(SCB->CPUID, SCB_CPUID_IMPLEMENTER_Msk) >> SCB_CPUID_IMPLEMENTER_Pos); +} + +/** + * @brief Get Variant number (The r value in the rnpn product revision identifier) + * @rmtoll SCB_CPUID VARIANT LL_CPUID_GetVariant + * @retval Value between 0 and 255 (0x0: revision 0) + */ +__STATIC_INLINE uint32_t LL_CPUID_GetVariant(void) +{ + return (uint32_t)(READ_BIT(SCB->CPUID, SCB_CPUID_VARIANT_Msk) >> SCB_CPUID_VARIANT_Pos); +} + +/** + * @brief Get Architecture number + * @rmtoll SCB_CPUID ARCHITECTURE LL_CPUID_GetArchitecture + * @retval Value should be equal to 0xC for Cortex-M0+ devices + */ +__STATIC_INLINE uint32_t LL_CPUID_GetArchitecture(void) +{ + return (uint32_t)(READ_BIT(SCB->CPUID, SCB_CPUID_ARCHITECTURE_Msk) >> SCB_CPUID_ARCHITECTURE_Pos); +} + +/** + * @brief Get Part number + * @rmtoll SCB_CPUID PARTNO LL_CPUID_GetParNo + * @retval Value should be equal to 0xC60 for Cortex-M0+ + */ +__STATIC_INLINE uint32_t LL_CPUID_GetParNo(void) +{ + return (uint32_t)(READ_BIT(SCB->CPUID, SCB_CPUID_PARTNO_Msk) >> SCB_CPUID_PARTNO_Pos); +} + +/** + * @brief Get Revision number (The p value in the rnpn product revision identifier, indicates patch release) + * @rmtoll SCB_CPUID REVISION LL_CPUID_GetRevision + * @retval Value between 0 and 255 (0x1: patch 1) + */ +__STATIC_INLINE uint32_t LL_CPUID_GetRevision(void) +{ + return (uint32_t)(READ_BIT(SCB->CPUID, SCB_CPUID_REVISION_Msk) >> SCB_CPUID_REVISION_Pos); +} + +/** + * @} + */ + +#if __MPU_PRESENT +/** @defgroup CORTEX_LL_EF_MPU MPU + * @{ + */ + +/** + * @brief Enable MPU with input options + * @rmtoll MPU_CTRL ENABLE LL_MPU_Enable + * @param Options This parameter can be one of the following values: + * @arg @ref LL_MPU_CTRL_HFNMI_PRIVDEF_NONE + * @arg @ref LL_MPU_CTRL_HARDFAULT_NMI + * @arg @ref LL_MPU_CTRL_PRIVILEGED_DEFAULT + * @arg @ref LL_MPU_CTRL_HFNMI_PRIVDEF + * @retval None + */ +__STATIC_INLINE void LL_MPU_Enable(uint32_t Options) +{ + /* Enable the MPU*/ + WRITE_REG(MPU->CTRL, (MPU_CTRL_ENABLE_Msk | Options)); + /* Ensure MPU settings take effects */ + __DSB(); + /* Sequence instruction fetches using update settings */ + __ISB(); +} + +/** + * @brief Disable MPU + * @rmtoll MPU_CTRL ENABLE LL_MPU_Disable + * @retval None + */ +__STATIC_INLINE void LL_MPU_Disable(void) +{ + /* Make sure outstanding transfers are done */ + __DMB(); + /* Disable MPU*/ + WRITE_REG(MPU->CTRL, 0U); +} + +/** + * @brief Check if MPU is enabled or not + * @rmtoll MPU_CTRL ENABLE LL_MPU_IsEnabled + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_MPU_IsEnabled(void) +{ + return (READ_BIT(MPU->CTRL, MPU_CTRL_ENABLE_Msk) == (MPU_CTRL_ENABLE_Msk)); +} + +/** + * @brief Enable a MPU region + * @rmtoll MPU_RASR ENABLE LL_MPU_EnableRegion + * @param Region This parameter can be one of the following values: + * @arg @ref LL_MPU_REGION_NUMBER0 + * @arg @ref LL_MPU_REGION_NUMBER1 + * @arg @ref LL_MPU_REGION_NUMBER2 + * @arg @ref LL_MPU_REGION_NUMBER3 + * @arg @ref LL_MPU_REGION_NUMBER4 + * @arg @ref LL_MPU_REGION_NUMBER5 + * @arg @ref LL_MPU_REGION_NUMBER6 + * @arg @ref LL_MPU_REGION_NUMBER7 + * @retval None + */ +__STATIC_INLINE void LL_MPU_EnableRegion(uint32_t Region) +{ + /* Set Region number */ + WRITE_REG(MPU->RNR, Region); + /* Enable the MPU region */ + SET_BIT(MPU->RASR, MPU_RASR_ENABLE_Msk); +} + +/** + * @brief Configure and enable a region + * @rmtoll MPU_RNR REGION LL_MPU_ConfigRegion\n + * MPU_RBAR REGION LL_MPU_ConfigRegion\n + * MPU_RBAR ADDR LL_MPU_ConfigRegion\n + * MPU_RASR XN LL_MPU_ConfigRegion\n + * MPU_RASR AP LL_MPU_ConfigRegion\n + * MPU_RASR S LL_MPU_ConfigRegion\n + * MPU_RASR C LL_MPU_ConfigRegion\n + * MPU_RASR B LL_MPU_ConfigRegion\n + * MPU_RASR SIZE LL_MPU_ConfigRegion + * @param Region This parameter can be one of the following values: + * @arg @ref LL_MPU_REGION_NUMBER0 + * @arg @ref LL_MPU_REGION_NUMBER1 + * @arg @ref LL_MPU_REGION_NUMBER2 + * @arg @ref LL_MPU_REGION_NUMBER3 + * @arg @ref LL_MPU_REGION_NUMBER4 + * @arg @ref LL_MPU_REGION_NUMBER5 + * @arg @ref LL_MPU_REGION_NUMBER6 + * @arg @ref LL_MPU_REGION_NUMBER7 + * @param Address Value of region base address + * @param SubRegionDisable Sub-region disable value between Min_Data = 0x00 and Max_Data = 0xFF + * @param Attributes This parameter can be a combination of the following values: + * @arg @ref LL_MPU_REGION_SIZE_32B or @ref LL_MPU_REGION_SIZE_64B or @ref LL_MPU_REGION_SIZE_128B or @ref LL_MPU_REGION_SIZE_256B or @ref LL_MPU_REGION_SIZE_512B + * or @ref LL_MPU_REGION_SIZE_1KB or @ref LL_MPU_REGION_SIZE_2KB or @ref LL_MPU_REGION_SIZE_4KB or @ref LL_MPU_REGION_SIZE_8KB or @ref LL_MPU_REGION_SIZE_16KB + * or @ref LL_MPU_REGION_SIZE_32KB or @ref LL_MPU_REGION_SIZE_64KB or @ref LL_MPU_REGION_SIZE_128KB or @ref LL_MPU_REGION_SIZE_256KB or @ref LL_MPU_REGION_SIZE_512KB + * or @ref LL_MPU_REGION_SIZE_1MB or @ref LL_MPU_REGION_SIZE_2MB or @ref LL_MPU_REGION_SIZE_4MB or @ref LL_MPU_REGION_SIZE_8MB or @ref LL_MPU_REGION_SIZE_16MB + * or @ref LL_MPU_REGION_SIZE_32MB or @ref LL_MPU_REGION_SIZE_64MB or @ref LL_MPU_REGION_SIZE_128MB or @ref LL_MPU_REGION_SIZE_256MB or @ref LL_MPU_REGION_SIZE_512MB + * or @ref LL_MPU_REGION_SIZE_1GB or @ref LL_MPU_REGION_SIZE_2GB or @ref LL_MPU_REGION_SIZE_4GB + * @arg @ref LL_MPU_REGION_NO_ACCESS or @ref LL_MPU_REGION_PRIV_RW or @ref LL_MPU_REGION_PRIV_RW_URO or @ref LL_MPU_REGION_FULL_ACCESS + * or @ref LL_MPU_REGION_PRIV_RO or @ref LL_MPU_REGION_PRIV_RO_URO + * @arg @ref LL_MPU_TEX_LEVEL0 or @ref LL_MPU_TEX_LEVEL1 or @ref LL_MPU_TEX_LEVEL2 or @ref LL_MPU_TEX_LEVEL4 + * @arg @ref LL_MPU_INSTRUCTION_ACCESS_ENABLE or @ref LL_MPU_INSTRUCTION_ACCESS_DISABLE + * @arg @ref LL_MPU_ACCESS_SHAREABLE or @ref LL_MPU_ACCESS_NOT_SHAREABLE + * @arg @ref LL_MPU_ACCESS_CACHEABLE or @ref LL_MPU_ACCESS_NOT_CACHEABLE + * @arg @ref LL_MPU_ACCESS_BUFFERABLE or @ref LL_MPU_ACCESS_NOT_BUFFERABLE + * @retval None + */ +__STATIC_INLINE void LL_MPU_ConfigRegion(uint32_t Region, uint32_t SubRegionDisable, uint32_t Address, uint32_t Attributes) +{ + /* Set Region number */ + WRITE_REG(MPU->RNR, Region); + /* Set base address */ + WRITE_REG(MPU->RBAR, (Address & 0xFFFFFFE0U)); + /* Configure MPU */ + WRITE_REG(MPU->RASR, (MPU_RASR_ENABLE_Msk | Attributes | SubRegionDisable << MPU_RASR_SRD_Pos)); +} + +/** + * @brief Disable a region + * @rmtoll MPU_RNR REGION LL_MPU_DisableRegion\n + * MPU_RASR ENABLE LL_MPU_DisableRegion + * @param Region This parameter can be one of the following values: + * @arg @ref LL_MPU_REGION_NUMBER0 + * @arg @ref LL_MPU_REGION_NUMBER1 + * @arg @ref LL_MPU_REGION_NUMBER2 + * @arg @ref LL_MPU_REGION_NUMBER3 + * @arg @ref LL_MPU_REGION_NUMBER4 + * @arg @ref LL_MPU_REGION_NUMBER5 + * @arg @ref LL_MPU_REGION_NUMBER6 + * @arg @ref LL_MPU_REGION_NUMBER7 + * @retval None + */ +__STATIC_INLINE void LL_MPU_DisableRegion(uint32_t Region) +{ + /* Set Region number */ + WRITE_REG(MPU->RNR, Region); + /* Disable the MPU region */ + CLEAR_BIT(MPU->RASR, MPU_RASR_ENABLE_Msk); +} + +/** + * @} + */ + +#endif /* __MPU_PRESENT */ +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L0xx_LL_CORTEX_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_crc.c b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_crc.c new file mode 100644 index 0000000000..991d29f44e --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_crc.c @@ -0,0 +1,125 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_crc.c + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief CRC LL module driver. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ +#if defined(USE_FULL_LL_DRIVER) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx_ll_crc.h" +#include "stm32l0xx_ll_bus.h" + +#ifdef USE_FULL_ASSERT +#include "stm32_assert.h" +#else +#define assert_param(expr) ((void)0U) +#endif + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (CRC) + +/** @addtogroup CRC_LL + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ +/* Private function prototypes -----------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup CRC_LL_Exported_Functions + * @{ + */ + +/** @addtogroup CRC_LL_EF_Init + * @{ + */ + +/** + * @brief De-initialize CRC registers (Registers restored to their default values). + * @param CRCx CRC Instance + * @retval An ErrorStatus enumeration value: + * - SUCCESS: CRC registers are de-initialized + * - ERROR: CRC registers are not de-initialized + */ +ErrorStatus LL_CRC_DeInit(CRC_TypeDef *CRCx) +{ + ErrorStatus status = SUCCESS; + + /* Check the parameters */ + assert_param(IS_CRC_ALL_INSTANCE(CRCx)); + + if (CRCx == CRC) + { + /* Force CRC reset */ + LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_CRC); + + /* Release CRC reset */ + LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_CRC); + } + else + { + status = ERROR; + } + + return (status); +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined (CRC) */ + +/** + * @} + */ + +#endif /* USE_FULL_LL_DRIVER */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ + diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_crc.h b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_crc.h new file mode 100644 index 0000000000..e0a404511c --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_crc.h @@ -0,0 +1,479 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_crc.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief Header file of CRC LL module. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L0xx_LL_CRC_H +#define __STM32L0xx_LL_CRC_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined(CRC) + +/** @defgroup CRC_LL CRC + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ + +/* Exported types ------------------------------------------------------------*/ +/* Exported constants --------------------------------------------------------*/ +/** @defgroup CRC_LL_Exported_Constants CRC Exported Constants + * @{ + */ + +/** @defgroup CRC_LL_EC_POLYLENGTH Polynomial length + * @{ + */ +#define LL_CRC_POLYLENGTH_32B (uint32_t)0x00000000U /*!< 32 bits Polynomial size */ +#define LL_CRC_POLYLENGTH_16B CRC_CR_POLYSIZE_0 /*!< 16 bits Polynomial size */ +#define LL_CRC_POLYLENGTH_8B CRC_CR_POLYSIZE_1 /*!< 8 bits Polynomial size */ +#define LL_CRC_POLYLENGTH_7B (CRC_CR_POLYSIZE_1 | CRC_CR_POLYSIZE_0) /*!< 7 bits Polynomial size */ +/** + * @} + */ + +/** @defgroup CRC_LL_EC_INDATA_REVERSE Input Data Reverse + * @{ + */ +#define LL_CRC_INDATA_REVERSE_NONE (uint32_t)0x00000000U /*!< Input Data bit order not affected */ +#define LL_CRC_INDATA_REVERSE_BYTE CRC_CR_REV_IN_0 /*!< Input Data bit reversal done by byte */ +#define LL_CRC_INDATA_REVERSE_HALFWORD CRC_CR_REV_IN_1 /*!< Input Data bit reversal done by half-word */ +#define LL_CRC_INDATA_REVERSE_WORD (CRC_CR_REV_IN_1 | CRC_CR_REV_IN_0) /*!< Input Data bit reversal done by word */ +/** + * @} + */ + +/** @defgroup CRC_LL_EC_OUTDATA_REVERSE Output Data Reverse + * @{ + */ +#define LL_CRC_OUTDATA_REVERSE_NONE (uint32_t)0x00000000U /*!< Output Data bit order not affected */ +#define LL_CRC_OUTDATA_REVERSE_BIT CRC_CR_REV_OUT /*!< Output Data bit reversal done by bit */ +/** + * @} + */ + +/** @defgroup CRC_LL_EC_Default_Polynomial_Value Default CRC generating polynomial value + * @brief Normal representation of this polynomial value is + * X^32 + X^26 + X^23 + X^22 + X^16 + X^12 + X^11 + X^10 +X^8 + X^7 + X^5 + X^4 + X^2 + X + 1 . + * @{ + */ +#define LL_CRC_DEFAULT_CRC32_POLY (uint32_t)0x04C11DB7U /*!< Default CRC generating polynomial value */ +/** + * @} + */ + +/** @defgroup CRC_LL_EC_Default_InitValue Default CRC computation initialization value + * @{ + */ +#define LL_CRC_DEFAULT_CRC_INITVALUE (uint32_t)0xFFFFFFFFU /*!< Default CRC computation initialization value */ +/** + * @} + */ + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/** @defgroup CRC_LL_Exported_Macros CRC Exported Macros + * @{ + */ + +/** @defgroup CRC_LL_EM_WRITE_READ Common Write and read registers Macros + * @{ + */ + +/** + * @brief Write a value in CRC register + * @param __INSTANCE__ CRC Instance + * @param __REG__ Register to be written + * @param __VALUE__ Value to be written in the register + * @retval None + */ +#define LL_CRC_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) + +/** + * @brief Read a value in CRC register + * @param __INSTANCE__ CRC Instance + * @param __REG__ Register to be read + * @retval Register value + */ +#define LL_CRC_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) +/** + * @} + */ + +/** + * @} + */ + + +/* Exported functions --------------------------------------------------------*/ +/** @defgroup CRC_LL_Exported_Functions CRC Exported Functions + * @{ + */ + +/** @defgroup CRC_LL_EF_Configuration CRC Configuration functions + * @{ + */ + +/** + * @brief Reset the CRC calculation unit. + * @note If Programmable Initial CRC value feature + * is available, also set the Data Register to the value stored in the + * CRC_INIT register, otherwise, reset Data Register to its default value. + * @rmtoll CR RESET LL_CRC_ResetCRCCalculationUnit + * @param CRCx CRC Instance + * @retval None + */ +__STATIC_INLINE void LL_CRC_ResetCRCCalculationUnit(CRC_TypeDef *CRCx) +{ + SET_BIT(CRCx->CR, CRC_CR_RESET); +} + +/** + * @brief Configure size of the polynomial. + * @rmtoll CR POLYSIZE LL_CRC_SetPolynomialSize + * @param CRCx CRC Instance + * @param PolySize This parameter can be one of the following values: + * @arg @ref LL_CRC_POLYLENGTH_32B + * @arg @ref LL_CRC_POLYLENGTH_16B + * @arg @ref LL_CRC_POLYLENGTH_8B + * @arg @ref LL_CRC_POLYLENGTH_7B + * @retval None + */ +__STATIC_INLINE void LL_CRC_SetPolynomialSize(CRC_TypeDef *CRCx, uint32_t PolySize) +{ + MODIFY_REG(CRCx->CR, CRC_CR_POLYSIZE, PolySize); +} + +/** + * @brief Return size of the polynomial. + * @rmtoll CR POLYSIZE LL_CRC_GetPolynomialSize + * @param CRCx CRC Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_CRC_POLYLENGTH_32B + * @arg @ref LL_CRC_POLYLENGTH_16B + * @arg @ref LL_CRC_POLYLENGTH_8B + * @arg @ref LL_CRC_POLYLENGTH_7B + */ +__STATIC_INLINE uint32_t LL_CRC_GetPolynomialSize(CRC_TypeDef *CRCx) +{ + return (uint32_t)(READ_BIT(CRCx->CR, CRC_CR_POLYSIZE)); +} + +/** + * @brief Configure the reversal of the bit order of the input data + * @rmtoll CR REV_IN LL_CRC_SetInputDataReverseMode + * @param CRCx CRC Instance + * @param ReverseMode This parameter can be one of the following values: + * @arg @ref LL_CRC_INDATA_REVERSE_NONE + * @arg @ref LL_CRC_INDATA_REVERSE_BYTE + * @arg @ref LL_CRC_INDATA_REVERSE_HALFWORD + * @arg @ref LL_CRC_INDATA_REVERSE_WORD + * @retval None + */ +__STATIC_INLINE void LL_CRC_SetInputDataReverseMode(CRC_TypeDef *CRCx, uint32_t ReverseMode) +{ + MODIFY_REG(CRCx->CR, CRC_CR_REV_IN, ReverseMode); +} + +/** + * @brief Return type of reversal for input data bit order + * @rmtoll CR REV_IN LL_CRC_GetInputDataReverseMode + * @param CRCx CRC Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_CRC_INDATA_REVERSE_NONE + * @arg @ref LL_CRC_INDATA_REVERSE_BYTE + * @arg @ref LL_CRC_INDATA_REVERSE_HALFWORD + * @arg @ref LL_CRC_INDATA_REVERSE_WORD + */ +__STATIC_INLINE uint32_t LL_CRC_GetInputDataReverseMode(CRC_TypeDef *CRCx) +{ + return (uint32_t)(READ_BIT(CRCx->CR, CRC_CR_REV_IN)); +} + +/** + * @brief Configure the reversal of the bit order of the Output data + * @rmtoll CR REV_OUT LL_CRC_SetOutputDataReverseMode + * @param CRCx CRC Instance + * @param ReverseMode This parameter can be one of the following values: + * @arg @ref LL_CRC_OUTDATA_REVERSE_NONE + * @arg @ref LL_CRC_OUTDATA_REVERSE_BIT + * @retval None + */ +__STATIC_INLINE void LL_CRC_SetOutputDataReverseMode(CRC_TypeDef *CRCx, uint32_t ReverseMode) +{ + MODIFY_REG(CRCx->CR, CRC_CR_REV_OUT, ReverseMode); +} + +/** + * @brief Configure the reversal of the bit order of the Output data + * @rmtoll CR REV_OUT LL_CRC_GetOutputDataReverseMode + * @param CRCx CRC Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_CRC_OUTDATA_REVERSE_NONE + * @arg @ref LL_CRC_OUTDATA_REVERSE_BIT + */ +__STATIC_INLINE uint32_t LL_CRC_GetOutputDataReverseMode(CRC_TypeDef *CRCx) +{ + return (uint32_t)(READ_BIT(CRCx->CR, CRC_CR_REV_OUT)); +} + +/** + * @brief Initialize the Programmable initial CRC value. + * @note If the CRC size is less than 32 bits, the least significant bits + * are used to write the correct value + * @note LL_CRC_DEFAULT_CRC_INITVALUE could be used as value for InitCrc parameter. + * @rmtoll INIT INIT LL_CRC_SetInitialData + * @param CRCx CRC Instance + * @param InitCrc Value to be programmed in Programmable initial CRC value register + * @retval None + */ +__STATIC_INLINE void LL_CRC_SetInitialData(CRC_TypeDef *CRCx, uint32_t InitCrc) +{ + WRITE_REG(CRCx->INIT, InitCrc); +} + +/** + * @brief Return current Initial CRC value. + * @note If the CRC size is less than 32 bits, the least significant bits + * are used to read the correct value + * @rmtoll INIT INIT LL_CRC_GetInitialData + * @param CRCx CRC Instance + * @retval Value programmed in Programmable initial CRC value register + */ +__STATIC_INLINE uint32_t LL_CRC_GetInitialData(CRC_TypeDef *CRCx) +{ + return (uint32_t)(READ_REG(CRCx->INIT)); +} + +/** + * @brief Initialize the Programmable polynomial value + * (coefficients of the polynomial to be used for CRC calculation). + * @note LL_CRC_DEFAULT_CRC32_POLY could be used as value for PolynomCoef parameter. + * @note Please check Reference Manual and existing Errata Sheets, + * regarding possible limitations for Polynomial values usage. + * For example, for a polynomial of degree 7, X^7 + X^6 + X^5 + X^2 + 1 is written 0x65 + * @rmtoll POL POL LL_CRC_SetPolynomialCoef + * @param CRCx CRC Instance + * @param PolynomCoef Value to be programmed in Programmable Polynomial value register + * @retval None + */ +__STATIC_INLINE void LL_CRC_SetPolynomialCoef(CRC_TypeDef *CRCx, uint32_t PolynomCoef) +{ + WRITE_REG(CRCx->POL, PolynomCoef); +} + +/** + * @brief Return current Programmable polynomial value + * @note Please check Reference Manual and existing Errata Sheets, + * regarding possible limitations for Polynomial values usage. + * For example, for a polynomial of degree 7, X^7 + X^6 + X^5 + X^2 + 1 is written 0x65 + * @rmtoll POL POL LL_CRC_GetPolynomialCoef + * @param CRCx CRC Instance + * @retval Value programmed in Programmable Polynomial value register + */ +__STATIC_INLINE uint32_t LL_CRC_GetPolynomialCoef(CRC_TypeDef *CRCx) +{ + return (uint32_t)(READ_REG(CRCx->POL)); +} + +/** + * @} + */ + +/** @defgroup CRC_LL_EF_Data_Management Data_Management + * @{ + */ + +/** + * @brief Write given 32-bit data to the CRC calculator + * @rmtoll DR DR LL_CRC_FeedData32 + * @param CRCx CRC Instance + * @param InData value to be provided to CRC calculator between between Min_Data=0 and Max_Data=0xFFFFFFFF + * @retval None + */ +__STATIC_INLINE void LL_CRC_FeedData32(CRC_TypeDef *CRCx, uint32_t InData) +{ + WRITE_REG(CRCx->DR, InData); +} + +/** + * @brief Write given 16-bit data to the CRC calculator + * @rmtoll DR DR LL_CRC_FeedData16 + * @param CRCx CRC Instance + * @param InData 16 bit value to be provided to CRC calculator between between Min_Data=0 and Max_Data=0xFFFF + * @retval None + */ +__STATIC_INLINE void LL_CRC_FeedData16(CRC_TypeDef *CRCx, uint16_t InData) +{ + *(uint16_t __IO *)(&CRCx->DR) = (uint16_t) InData; +} + +/** + * @brief Write given 8-bit data to the CRC calculator + * @rmtoll DR DR LL_CRC_FeedData8 + * @param CRCx CRC Instance + * @param InData 8 bit value to be provided to CRC calculator between between Min_Data=0 and Max_Data=0xFF + * @retval None + */ +__STATIC_INLINE void LL_CRC_FeedData8(CRC_TypeDef *CRCx, uint8_t InData) +{ + *(uint8_t __IO *)(&CRCx->DR) = (uint8_t) InData; +} + +/** + * @brief Return current CRC calculation result. 32 bits value is returned. + * @rmtoll DR DR LL_CRC_ReadData32 + * @param CRCx CRC Instance + * @retval Current CRC calculation result as stored in CRC_DR register (32 bits). + */ +__STATIC_INLINE uint32_t LL_CRC_ReadData32(CRC_TypeDef *CRCx) +{ + return (uint32_t)(READ_REG(CRCx->DR)); +} + +/** + * @brief Return current CRC calculation result. 16 bits value is returned. + * @note This function is expected to be used in a 16 bits CRC polynomial size context. + * @rmtoll DR DR LL_CRC_ReadData16 + * @param CRCx CRC Instance + * @retval Current CRC calculation result as stored in CRC_DR register (16 bits). + */ +__STATIC_INLINE uint16_t LL_CRC_ReadData16(CRC_TypeDef *CRCx) +{ + return (uint16_t)READ_REG(CRCx->DR); +} + +/** + * @brief Return current CRC calculation result. 8 bits value is returned. + * @note This function is expected to be used in a 8 bits CRC polynomial size context. + * @rmtoll DR DR LL_CRC_ReadData8 + * @param CRCx CRC Instance + * @retval Current CRC calculation result as stored in CRC_DR register (8 bits). + */ +__STATIC_INLINE uint8_t LL_CRC_ReadData8(CRC_TypeDef *CRCx) +{ + return (uint8_t)READ_REG(CRCx->DR); +} + +/** + * @brief Return current CRC calculation result. 7 bits value is returned. + * @note This function is expected to be used in a 7 bits CRC polynomial size context. + * @rmtoll DR DR LL_CRC_ReadData7 + * @param CRCx CRC Instance + * @retval Current CRC calculation result as stored in CRC_DR register (7 bits). + */ +__STATIC_INLINE uint8_t LL_CRC_ReadData7(CRC_TypeDef *CRCx) +{ + return (uint8_t)(READ_REG(CRCx->DR) & 0x7FU); +} + +/** + * @brief Return data stored in the Independent Data(IDR) register. + * @note This register can be used as a temporary storage location for one byte. + * @rmtoll IDR IDR LL_CRC_Read_IDR + * @param CRCx CRC Instance + * @retval Value stored in CRC_IDR register (General-purpose 8-bit data register). + */ +__STATIC_INLINE uint32_t LL_CRC_Read_IDR(CRC_TypeDef *CRCx) +{ + return (uint32_t)(READ_REG(CRCx->IDR)); +} + +/** + * @brief Store data in the Independent Data(IDR) register. + * @note This register can be used as a temporary storage location for one byte. + * @rmtoll IDR IDR LL_CRC_Write_IDR + * @param CRCx CRC Instance + * @param InData value to be stored in CRC_IDR register (8-bit) between between Min_Data=0 and Max_Data=0xFF + * @retval None + */ +__STATIC_INLINE void LL_CRC_Write_IDR(CRC_TypeDef *CRCx, uint32_t InData) +{ + *((uint8_t __IO *)(&CRCx->IDR)) = (uint8_t) InData; +} +/** + * @} + */ + +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup CRC_LL_EF_Init Initialization and de-initialization functions + * @{ + */ + +ErrorStatus LL_CRC_DeInit(CRC_TypeDef *CRCx); + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined(CRC) */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L0xx_LL_CRC_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_crs.c b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_crs.c new file mode 100644 index 0000000000..f7696d679e --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_crs.c @@ -0,0 +1,104 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_crs.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief CRS LL module driver. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ +#if defined(USE_FULL_LL_DRIVER) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx_ll_crs.h" +#include "stm32l0xx_ll_bus.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined(CRS) + +/** @defgroup CRS_LL CRS + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ +/* Private function prototypes -----------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup CRS_LL_Exported_Functions + * @{ + */ + +/** @addtogroup CRS_LL_EF_Init + * @{ + */ + +/** + * @brief De-Initializes CRS peripheral registers to their default reset values. + * @retval An ErrorStatus enumeration value: + * - SUCCESS: CRS registers are de-initialized + * - ERROR: not applicable + */ +ErrorStatus LL_CRS_DeInit(void) +{ + LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_CRS); + LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_CRS); + + return SUCCESS; +} + + + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined(CRS) */ + +/** + * @} + */ + +#endif /* USE_FULL_LL_DRIVER */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_crs.h b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_crs.h new file mode 100644 index 0000000000..7d39c809ce --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_crs.h @@ -0,0 +1,817 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_crs.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief Header file of CRS LL module. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L0xx_LL_CRS_H +#define __STM32L0xx_LL_CRS_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined(CRS) + +/** @defgroup CRS_LL CRS + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ + +/* Private constants ---------------------------------------------------------*/ +/** @defgroup CRS_LL_Private_Constants CRS Private Constants + * @{ + */ + +/* Defines used for the bit position in the register and perform offsets*/ +#define CRS_POSITION_TRIM (uint32_t)8U /* bit position in CR reg */ +#define CRS_POSITION_FECAP (uint32_t)16U /* bit position in ISR reg */ +#define CRS_POSITION_RELOAD (uint32_t)0U /* bit position in CFGR reg */ +#define CRS_POSITION_FELIM (uint32_t)16U /* bit position in CFGR reg */ + + +/** + * @} + */ + +/* Private macros ------------------------------------------------------------*/ + +/* Exported types ------------------------------------------------------------*/ +/* Exported constants --------------------------------------------------------*/ +/** @defgroup CRS_LL_Exported_Constants CRS Exported Constants + * @{ + */ + +/** @defgroup CRS_LL_EC_GET_FLAG Get Flags Defines + * @brief Flags defines which can be used with LL_CRS_ReadReg function + * @{ + */ +#define LL_CRS_ISR_SYNCOKF CRS_ISR_SYNCOKF +#define LL_CRS_ISR_SYNCWARNF CRS_ISR_SYNCWARNF +#define LL_CRS_ISR_ERRF CRS_ISR_ERRF +#define LL_CRS_ISR_ESYNCF CRS_ISR_ESYNCF +#define LL_CRS_ISR_SYNCERR CRS_ISR_SYNCERR +#define LL_CRS_ISR_SYNCMISS CRS_ISR_SYNCMISS +#define LL_CRS_ISR_TRIMOVF CRS_ISR_TRIMOVF +/** + * @} + */ + +/** @defgroup CRS_LL_EC_IT IT Defines + * @brief IT defines which can be used with LL_CRS_ReadReg and LL_CRS_WriteReg functions + * @{ + */ +#define LL_CRS_CR_SYNCOKIE CRS_CR_SYNCOKIE +#define LL_CRS_CR_SYNCWARNIE CRS_CR_SYNCWARNIE +#define LL_CRS_CR_ERRIE CRS_CR_ERRIE +#define LL_CRS_CR_ESYNCIE CRS_CR_ESYNCIE +/** + * @} + */ + +/** @defgroup CRS_LL_EC_SYNC_DIV Synchronization Signal Divider + * @{ + */ +#define LL_CRS_SYNC_DIV_1 ((uint32_t)0x00U) /*!< Synchro Signal not divided (default) */ +#define LL_CRS_SYNC_DIV_2 CRS_CFGR_SYNCDIV_0 /*!< Synchro Signal divided by 2 */ +#define LL_CRS_SYNC_DIV_4 CRS_CFGR_SYNCDIV_1 /*!< Synchro Signal divided by 4 */ +#define LL_CRS_SYNC_DIV_8 (CRS_CFGR_SYNCDIV_1 | CRS_CFGR_SYNCDIV_0) /*!< Synchro Signal divided by 8 */ +#define LL_CRS_SYNC_DIV_16 CRS_CFGR_SYNCDIV_2 /*!< Synchro Signal divided by 16 */ +#define LL_CRS_SYNC_DIV_32 (CRS_CFGR_SYNCDIV_2 | CRS_CFGR_SYNCDIV_0) /*!< Synchro Signal divided by 32 */ +#define LL_CRS_SYNC_DIV_64 (CRS_CFGR_SYNCDIV_2 | CRS_CFGR_SYNCDIV_1) /*!< Synchro Signal divided by 64 */ +#define LL_CRS_SYNC_DIV_128 CRS_CFGR_SYNCDIV /*!< Synchro Signal divided by 128 */ +/** + * @} + */ + +/** @defgroup CRS_LL_EC_SYNC_SOURCE Synchronization Signal Source + * @{ + */ +#define LL_CRS_SYNC_SOURCE_GPIO ((uint32_t)0x00U) /*!< Synchro Signal soucre GPIO */ +#define LL_CRS_SYNC_SOURCE_LSE CRS_CFGR_SYNCSRC_0 /*!< Synchro Signal source LSE */ +#define LL_CRS_SYNC_SOURCE_USB CRS_CFGR_SYNCSRC_1 /*!< Synchro Signal source USB SOF (default)*/ +/** + * @} + */ + +/** @defgroup CRS_LL_EC_SYNC_POLARITY Synchronization Signal Polarity + * @{ + */ +#define LL_CRS_SYNC_POLARITY_RISING ((uint32_t)0x00U) /*!< Synchro Active on rising edge (default) */ +#define LL_CRS_SYNC_POLARITY_FALLING CRS_CFGR_SYNCPOL /*!< Synchro Active on falling edge */ +/** + * @} + */ + +/** @defgroup CRS_LL_EC_FREQERRORDIR Frequency Error Direction + * @{ + */ +#define LL_CRS_FREQ_ERROR_DIR_UP ((uint32_t)0x00U) /*!< Upcounting direction, the actual frequency is above the target */ +#define LL_CRS_FREQ_ERROR_DIR_DOWN ((uint32_t)CRS_ISR_FEDIR) /*!< Downcounting direction, the actual frequency is below the target */ +/** + * @} + */ + +/** @defgroup CRS_LL_EC_DEFAULTVALUES Default Values + * @{ + */ +/** + * @brief Reset value of the RELOAD field + * @note The reset value of the RELOAD field corresponds to a target frequency of 48 MHz + * and a synchronization signal frequency of 1 kHz (SOF signal from USB) + */ +#define LL_CRS_RELOADVALUE_DEFAULT ((uint32_t)0xBB7FU) + +/** + * @brief Reset value of Frequency error limit. + */ +#define LL_CRS_ERRORLIMIT_DEFAULT ((uint32_t)0x22U) + +/** + * @brief Reset value of the HSI48 Calibration field + * @note The default value is 32, which corresponds to the middle of the trimming interval. + * The trimming step is around 67 kHz between two consecutive TRIM steps. + * A higher TRIM value corresponds to a higher output frequency + */ +#define LL_CRS_HSI48CALIBRATION_DEFAULT ((uint32_t)0x20U) +/** + * @} + */ + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/** @defgroup CRS_LL_Exported_Macros CRS Exported Macros + * @{ + */ + +/** @defgroup CRS_LL_EM_WRITE_READ Common Write and read registers Macros + * @{ + */ + +/** + * @brief Write a value in CRS register + * @param __INSTANCE__ CRS Instance + * @param __REG__ Register to be written + * @param __VALUE__ Value to be written in the register + * @retval None + */ +#define LL_CRS_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) + +/** + * @brief Read a value in CRS register + * @param __INSTANCE__ CRS Instance + * @param __REG__ Register to be read + * @retval Register value + */ +#define LL_CRS_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) +/** + * @} + */ + +/** @defgroup CRS_LL_EM_Exported_Macros_Calculate_Reload Exported_Macros_Calculate_Reload + * @{ + */ + +/** + * @brief Macro to calculate reload value to be set in CRS register according to target and sync frequencies + * @note The RELOAD value should be selected according to the ratio between + * the target frequency and the frequency of the synchronization source after + * prescaling. It is then decreased by one in order to reach the expected + * synchronization on the zero value. The formula is the following: + * RELOAD = (fTARGET / fSYNC) -1 + * @param __FTARGET__ Target frequency (value in Hz) + * @param __FSYNC__ Synchronization signal frequency (value in Hz) + * @retval Reload value (in Hz) + */ +#define __LL_CRS_CALC_CALCULATE_RELOADVALUE(__FTARGET__, __FSYNC__) (((__FTARGET__) / (__FSYNC__)) - 1U) + +/** + * @} + */ + +/** + * @} + */ + +/* Exported functions --------------------------------------------------------*/ +/** @defgroup CRS_LL_Exported_Functions CRS Exported Functions + * @{ + */ + +/** @defgroup CRS_LL_EF_Configuration Configuration + * @{ + */ + +/** + * @brief Enable Frequency error counter + * @note When this bit is set, the CRS_CFGR register is write-protected and cannot be modified + * @rmtoll CR CEN LL_CRS_EnableFreqErrorCounter + * @retval None + */ +__STATIC_INLINE void LL_CRS_EnableFreqErrorCounter(void) +{ + SET_BIT(CRS->CR, CRS_CR_CEN); +} + +/** + * @brief Disable Frequency error counter + * @rmtoll CR CEN LL_CRS_DisableFreqErrorCounter + * @retval None + */ +__STATIC_INLINE void LL_CRS_DisableFreqErrorCounter(void) +{ + CLEAR_BIT(CRS->CR, CRS_CR_CEN); +} + +/** + * @brief Check if Frequency error counter is enabled or not + * @rmtoll CR CEN LL_CRS_IsEnabledFreqErrorCounter + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_CRS_IsEnabledFreqErrorCounter(void) +{ + return (READ_BIT(CRS->CR, CRS_CR_CEN) == (CRS_CR_CEN)); +} + +/** + * @brief Enable Automatic trimming counter + * @rmtoll CR AUTOTRIMEN LL_CRS_EnableAutoTrimming + * @retval None + */ +__STATIC_INLINE void LL_CRS_EnableAutoTrimming(void) +{ + SET_BIT(CRS->CR, CRS_CR_AUTOTRIMEN); +} + +/** + * @brief Disable Automatic trimming counter + * @rmtoll CR AUTOTRIMEN LL_CRS_DisableAutoTrimming + * @retval None + */ +__STATIC_INLINE void LL_CRS_DisableAutoTrimming(void) +{ + CLEAR_BIT(CRS->CR, CRS_CR_AUTOTRIMEN); +} + +/** + * @brief Check if Automatic trimming is enabled or not + * @rmtoll CR AUTOTRIMEN LL_CRS_IsEnabledAutoTrimming + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_CRS_IsEnabledAutoTrimming(void) +{ + return (READ_BIT(CRS->CR, CRS_CR_AUTOTRIMEN) == (CRS_CR_AUTOTRIMEN)); +} + +/** + * @brief Set HSI48 oscillator smooth trimming + * @note When the AUTOTRIMEN bit is set, this field is controlled by hardware and is read-only + * @rmtoll CR TRIM LL_CRS_SetHSI48SmoothTrimming + * @param Value a number between Min_Data = 0 and Max_Data = 63 + * @note Default value can be set thanks to @ref LL_CRS_HSI48CALIBRATION_DEFAULT + * @retval None + */ +__STATIC_INLINE void LL_CRS_SetHSI48SmoothTrimming(uint32_t Value) +{ + MODIFY_REG(CRS->CR, CRS_CR_TRIM, Value << CRS_POSITION_TRIM); +} + +/** + * @brief Get HSI48 oscillator smooth trimming + * @rmtoll CR TRIM LL_CRS_GetHSI48SmoothTrimming + * @retval a number between Min_Data = 0 and Max_Data = 63 + */ +__STATIC_INLINE uint32_t LL_CRS_GetHSI48SmoothTrimming(void) +{ + return (uint32_t)(READ_BIT(CRS->CR, CRS_CR_TRIM) >> CRS_POSITION_TRIM); +} + +/** + * @brief Set counter reload value + * @rmtoll CFGR RELOAD LL_CRS_SetReloadCounter + * @param Value a number between Min_Data = 0 and Max_Data = 0xFFFF + * @note Default value can be set thanks to @ref LL_CRS_RELOADVALUE_DEFAULT + * Otherwise it can be calculated in using macro @ref __LL_CRS_CALC_CALCULATE_RELOADVALUE (_FTARGET_, _FSYNC_) + * @retval None + */ +__STATIC_INLINE void LL_CRS_SetReloadCounter(uint32_t Value) +{ + MODIFY_REG(CRS->CFGR, CRS_CFGR_RELOAD, Value); +} + +/** + * @brief Get counter reload value + * @rmtoll CFGR RELOAD LL_CRS_GetReloadCounter + * @retval a number between Min_Data = 0 and Max_Data = 0xFFFF + */ +__STATIC_INLINE uint32_t LL_CRS_GetReloadCounter(void) +{ + return (uint32_t)(READ_BIT(CRS->CFGR, CRS_CFGR_RELOAD)); +} + +/** + * @brief Set frequency error limit + * @rmtoll CFGR FELIM LL_CRS_SetFreqErrorLimit + * @param Value a number between Min_Data = 0 and Max_Data = 255 + * @note Default value can be set thanks to @ref LL_CRS_ERRORLIMIT_DEFAULT + * @retval None + */ +__STATIC_INLINE void LL_CRS_SetFreqErrorLimit(uint32_t Value) +{ + MODIFY_REG(CRS->CFGR, CRS_CFGR_FELIM, Value << CRS_POSITION_FELIM); +} + +/** + * @brief Get frequency error limit + * @rmtoll CFGR FELIM LL_CRS_GetFreqErrorLimit + * @retval A number between Min_Data = 0 and Max_Data = 255 + */ +__STATIC_INLINE uint32_t LL_CRS_GetFreqErrorLimit(void) +{ + return (uint32_t)(READ_BIT(CRS->CFGR, CRS_CFGR_FELIM) >> CRS_POSITION_FELIM); +} + +/** + * @brief Set division factor for SYNC signal + * @rmtoll CFGR SYNCDIV LL_CRS_SetSyncDivider + * @param Divider This parameter can be one of the following values: + * @arg @ref LL_CRS_SYNC_DIV_1 + * @arg @ref LL_CRS_SYNC_DIV_2 + * @arg @ref LL_CRS_SYNC_DIV_4 + * @arg @ref LL_CRS_SYNC_DIV_8 + * @arg @ref LL_CRS_SYNC_DIV_16 + * @arg @ref LL_CRS_SYNC_DIV_32 + * @arg @ref LL_CRS_SYNC_DIV_64 + * @arg @ref LL_CRS_SYNC_DIV_128 + * @retval None + */ +__STATIC_INLINE void LL_CRS_SetSyncDivider(uint32_t Divider) +{ + MODIFY_REG(CRS->CFGR, CRS_CFGR_SYNCDIV, Divider); +} + +/** + * @brief Get division factor for SYNC signal + * @rmtoll CFGR SYNCDIV LL_CRS_GetSyncDivider + * @retval Returned value can be one of the following values: + * @arg @ref LL_CRS_SYNC_DIV_1 + * @arg @ref LL_CRS_SYNC_DIV_2 + * @arg @ref LL_CRS_SYNC_DIV_4 + * @arg @ref LL_CRS_SYNC_DIV_8 + * @arg @ref LL_CRS_SYNC_DIV_16 + * @arg @ref LL_CRS_SYNC_DIV_32 + * @arg @ref LL_CRS_SYNC_DIV_64 + * @arg @ref LL_CRS_SYNC_DIV_128 + */ +__STATIC_INLINE uint32_t LL_CRS_GetSyncDivider(void) +{ + return (uint32_t)(READ_BIT(CRS->CFGR, CRS_CFGR_SYNCDIV)); +} + +/** + * @brief Set SYNC signal source + * @rmtoll CFGR SYNCSRC LL_CRS_SetSyncSignalSource + * @param Source This parameter can be one of the following values: + * @arg @ref LL_CRS_SYNC_SOURCE_GPIO + * @arg @ref LL_CRS_SYNC_SOURCE_LSE + * @arg @ref LL_CRS_SYNC_SOURCE_USB + * @retval None + */ +__STATIC_INLINE void LL_CRS_SetSyncSignalSource(uint32_t Source) +{ + MODIFY_REG(CRS->CFGR, CRS_CFGR_SYNCSRC, Source); +} + +/** + * @brief Get SYNC signal source + * @rmtoll CFGR SYNCSRC LL_CRS_GetSyncSignalSource + * @retval Returned value can be one of the following values: + * @arg @ref LL_CRS_SYNC_SOURCE_GPIO + * @arg @ref LL_CRS_SYNC_SOURCE_LSE + * @arg @ref LL_CRS_SYNC_SOURCE_USB + */ +__STATIC_INLINE uint32_t LL_CRS_GetSyncSignalSource(void) +{ + return (uint32_t)(READ_BIT(CRS->CFGR, CRS_CFGR_SYNCSRC)); +} + +/** + * @brief Set input polarity for the SYNC signal source + * @rmtoll CFGR SYNCPOL LL_CRS_SetSyncPolarity + * @param Polarity This parameter can be one of the following values: + * @arg @ref LL_CRS_SYNC_POLARITY_RISING + * @arg @ref LL_CRS_SYNC_POLARITY_FALLING + * @retval None + */ +__STATIC_INLINE void LL_CRS_SetSyncPolarity(uint32_t Polarity) +{ + MODIFY_REG(CRS->CFGR, CRS_CFGR_SYNCPOL, Polarity); +} + +/** + * @brief Get input polarity for the SYNC signal source + * @rmtoll CFGR SYNCPOL LL_CRS_GetSyncPolarity + * @retval Returned value can be one of the following values: + * @arg @ref LL_CRS_SYNC_POLARITY_RISING + * @arg @ref LL_CRS_SYNC_POLARITY_FALLING + */ +__STATIC_INLINE uint32_t LL_CRS_GetSyncPolarity(void) +{ + return (uint32_t)(READ_BIT(CRS->CFGR, CRS_CFGR_SYNCPOL)); +} + +/** + * @brief Configure CRS for the synchronization + * @rmtoll CR TRIM LL_CRS_ConfigSynchronization\n + * CFGR RELOAD LL_CRS_ConfigSynchronization\n + * CFGR FELIM LL_CRS_ConfigSynchronization\n + * CFGR SYNCDIV LL_CRS_ConfigSynchronization\n + * CFGR SYNCSRC LL_CRS_ConfigSynchronization\n + * CFGR SYNCPOL LL_CRS_ConfigSynchronization + * @param HSI48CalibrationValue a number between Min_Data = 0 and Max_Data = 63 + * @param ErrorLimitValue a number between Min_Data = 0 and Max_Data = 0xFFFF + * @param ReloadValue a number between Min_Data = 0 and Max_Data = 255 + * @param Settings This parameter can be a combination of the following values: + * @arg @ref LL_CRS_SYNC_DIV_1 or @ref LL_CRS_SYNC_DIV_2 or @ref LL_CRS_SYNC_DIV_4 or @ref LL_CRS_SYNC_DIV_8 + * or @ref LL_CRS_SYNC_DIV_16 or @ref LL_CRS_SYNC_DIV_32 or @ref LL_CRS_SYNC_DIV_64 or @ref LL_CRS_SYNC_DIV_128 + * @arg @ref LL_CRS_SYNC_SOURCE_GPIO or @ref LL_CRS_SYNC_SOURCE_LSE or @ref LL_CRS_SYNC_SOURCE_USB + * @arg @ref LL_CRS_SYNC_POLARITY_RISING or @ref LL_CRS_SYNC_POLARITY_FALLING + * @retval None + */ +__STATIC_INLINE void LL_CRS_ConfigSynchronization(uint32_t HSI48CalibrationValue, uint32_t ErrorLimitValue, uint32_t ReloadValue, uint32_t Settings) +{ + MODIFY_REG(CRS->CR, CRS_CR_TRIM, HSI48CalibrationValue); + MODIFY_REG(CRS->CFGR, + CRS_CFGR_RELOAD | CRS_CFGR_FELIM | CRS_CFGR_SYNCDIV | CRS_CFGR_SYNCSRC | CRS_CFGR_SYNCPOL, + ReloadValue | (ErrorLimitValue << CRS_POSITION_FELIM) | Settings); +} + +/** + * @} + */ + +/** @defgroup CRS_LL_EF_CRS_Management CRS_Management + * @{ + */ + +/** + * @brief Generate software SYNC event + * @rmtoll CR SWSYNC LL_CRS_GenerateEvent_SWSYNC + * @retval None + */ +__STATIC_INLINE void LL_CRS_GenerateEvent_SWSYNC(void) +{ + SET_BIT(CRS->CR, CRS_CR_SWSYNC); +} + +/** + * @brief Get the frequency error direction latched in the time of the last + * SYNC event + * @rmtoll ISR FEDIR LL_CRS_GetFreqErrorDirection + * @retval Returned value can be one of the following values: + * @arg @ref LL_CRS_FREQ_ERROR_DIR_UP + * @arg @ref LL_CRS_FREQ_ERROR_DIR_DOWN + */ +__STATIC_INLINE uint32_t LL_CRS_GetFreqErrorDirection(void) +{ + return (uint32_t)(READ_BIT(CRS->ISR, CRS_ISR_FEDIR)); +} + +/** + * @brief Get the frequency error counter value latched in the time of the last SYNC event + * @rmtoll ISR FECAP LL_CRS_GetFreqErrorCapture + * @retval A number between Min_Data = 0x0000 and Max_Data = 0xFFFF + */ +__STATIC_INLINE uint32_t LL_CRS_GetFreqErrorCapture(void) +{ + return (uint32_t)(READ_BIT(CRS->ISR, CRS_ISR_FECAP) >> CRS_POSITION_FECAP); +} + +/** + * @} + */ + +/** @defgroup CRS_LL_EF_FLAG_Management FLAG_Management + * @{ + */ + +/** + * @brief Check if SYNC event OK signal occurred or not + * @rmtoll ISR SYNCOKF LL_CRS_IsActiveFlag_SYNCOK + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_CRS_IsActiveFlag_SYNCOK(void) +{ + return (READ_BIT(CRS->ISR, CRS_ISR_SYNCOKF) == (CRS_ISR_SYNCOKF)); +} + +/** + * @brief Check if SYNC warning signal occurred or not + * @rmtoll ISR SYNCWARNF LL_CRS_IsActiveFlag_SYNCWARN + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_CRS_IsActiveFlag_SYNCWARN(void) +{ + return (READ_BIT(CRS->ISR, CRS_ISR_SYNCWARNF) == (CRS_ISR_SYNCWARNF)); +} + +/** + * @brief Check if Synchronization or trimming error signal occurred or not + * @rmtoll ISR ERRF LL_CRS_IsActiveFlag_ERR + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_CRS_IsActiveFlag_ERR(void) +{ + return (READ_BIT(CRS->ISR, CRS_ISR_ERRF) == (CRS_ISR_ERRF)); +} + +/** + * @brief Check if Expected SYNC signal occurred or not + * @rmtoll ISR ESYNCF LL_CRS_IsActiveFlag_ESYNC + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_CRS_IsActiveFlag_ESYNC(void) +{ + return (READ_BIT(CRS->ISR, CRS_ISR_ESYNCF) == (CRS_ISR_ESYNCF)); +} + +/** + * @brief Check if SYNC error signal occurred or not + * @rmtoll ISR SYNCERR LL_CRS_IsActiveFlag_SYNCERR + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_CRS_IsActiveFlag_SYNCERR(void) +{ + return (READ_BIT(CRS->ISR, CRS_ISR_SYNCERR) == (CRS_ISR_SYNCERR)); +} + +/** + * @brief Check if SYNC missed error signal occurred or not + * @rmtoll ISR SYNCMISS LL_CRS_IsActiveFlag_SYNCMISS + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_CRS_IsActiveFlag_SYNCMISS(void) +{ + return (READ_BIT(CRS->ISR, CRS_ISR_SYNCMISS) == (CRS_ISR_SYNCMISS)); +} + +/** + * @brief Check if Trimming overflow or underflow occurred or not + * @rmtoll ISR TRIMOVF LL_CRS_IsActiveFlag_TRIMOVF + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_CRS_IsActiveFlag_TRIMOVF(void) +{ + return (READ_BIT(CRS->ISR, CRS_ISR_TRIMOVF) == (CRS_ISR_TRIMOVF)); +} + +/** + * @brief Clear the SYNC event OK flag + * @rmtoll ICR SYNCOKC LL_CRS_ClearFlag_SYNCOK + * @retval None + */ +__STATIC_INLINE void LL_CRS_ClearFlag_SYNCOK(void) +{ + WRITE_REG(CRS->ICR, CRS_ICR_SYNCOKC); +} + +/** + * @brief Clear the SYNC warning flag + * @rmtoll ICR SYNCWARNC LL_CRS_ClearFlag_SYNCWARN + * @retval None + */ +__STATIC_INLINE void LL_CRS_ClearFlag_SYNCWARN(void) +{ + WRITE_REG(CRS->ICR, CRS_ICR_SYNCWARNC); +} + +/** + * @brief Clear TRIMOVF, SYNCMISS and SYNCERR bits and consequently also + * the ERR flag + * @rmtoll ICR ERRC LL_CRS_ClearFlag_ERR + * @retval None + */ +__STATIC_INLINE void LL_CRS_ClearFlag_ERR(void) +{ + WRITE_REG(CRS->ICR, CRS_ICR_ERRC); +} + +/** + * @brief Clear Expected SYNC flag + * @rmtoll ICR ESYNCC LL_CRS_ClearFlag_ESYNC + * @retval None + */ +__STATIC_INLINE void LL_CRS_ClearFlag_ESYNC(void) +{ + WRITE_REG(CRS->ICR, CRS_ICR_ESYNCC); +} + +/** + * @} + */ + +/** @defgroup CRS_LL_EF_IT_Management IT_Management + * @{ + */ + +/** + * @brief Enable SYNC event OK interrupt + * @rmtoll CR SYNCOKIE LL_CRS_EnableIT_SYNCOK + * @retval None + */ +__STATIC_INLINE void LL_CRS_EnableIT_SYNCOK(void) +{ + SET_BIT(CRS->CR, CRS_CR_SYNCOKIE); +} + +/** + * @brief Disable SYNC event OK interrupt + * @rmtoll CR SYNCOKIE LL_CRS_DisableIT_SYNCOK + * @retval None + */ +__STATIC_INLINE void LL_CRS_DisableIT_SYNCOK(void) +{ + CLEAR_BIT(CRS->CR, CRS_CR_SYNCOKIE); +} + +/** + * @brief Check if SYNC event OK interrupt is enabled or not + * @rmtoll CR SYNCOKIE LL_CRS_IsEnabledIT_SYNCOK + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_CRS_IsEnabledIT_SYNCOK(void) +{ + return (READ_BIT(CRS->CR, CRS_CR_SYNCOKIE) == (CRS_CR_SYNCOKIE)); +} + +/** + * @brief Enable SYNC warning interrupt + * @rmtoll CR SYNCWARNIE LL_CRS_EnableIT_SYNCWARN + * @retval None + */ +__STATIC_INLINE void LL_CRS_EnableIT_SYNCWARN(void) +{ + SET_BIT(CRS->CR, CRS_CR_SYNCWARNIE); +} + +/** + * @brief Disable SYNC warning interrupt + * @rmtoll CR SYNCWARNIE LL_CRS_DisableIT_SYNCWARN + * @retval None + */ +__STATIC_INLINE void LL_CRS_DisableIT_SYNCWARN(void) +{ + CLEAR_BIT(CRS->CR, CRS_CR_SYNCWARNIE); +} + +/** + * @brief Check if SYNC warning interrupt is enabled or not + * @rmtoll CR SYNCWARNIE LL_CRS_IsEnabledIT_SYNCWARN + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_CRS_IsEnabledIT_SYNCWARN(void) +{ + return (READ_BIT(CRS->CR, CRS_CR_SYNCWARNIE) == (CRS_CR_SYNCWARNIE)); +} + +/** + * @brief Enable Synchronization or trimming error interrupt + * @rmtoll CR ERRIE LL_CRS_EnableIT_ERR + * @retval None + */ +__STATIC_INLINE void LL_CRS_EnableIT_ERR(void) +{ + SET_BIT(CRS->CR, CRS_CR_ERRIE); +} + +/** + * @brief Disable Synchronization or trimming error interrupt + * @rmtoll CR ERRIE LL_CRS_DisableIT_ERR + * @retval None + */ +__STATIC_INLINE void LL_CRS_DisableIT_ERR(void) +{ + CLEAR_BIT(CRS->CR, CRS_CR_ERRIE); +} + +/** + * @brief Check if Synchronization or trimming error interrupt is enabled or not + * @rmtoll CR ERRIE LL_CRS_IsEnabledIT_ERR + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_CRS_IsEnabledIT_ERR(void) +{ + return (READ_BIT(CRS->CR, CRS_CR_ERRIE) == (CRS_CR_ERRIE)); +} + +/** + * @brief Enable Expected SYNC interrupt + * @rmtoll CR ESYNCIE LL_CRS_EnableIT_ESYNC + * @retval None + */ +__STATIC_INLINE void LL_CRS_EnableIT_ESYNC(void) +{ + SET_BIT(CRS->CR, CRS_CR_ESYNCIE); +} + +/** + * @brief Disable Expected SYNC interrupt + * @rmtoll CR ESYNCIE LL_CRS_DisableIT_ESYNC + * @retval None + */ +__STATIC_INLINE void LL_CRS_DisableIT_ESYNC(void) +{ + CLEAR_BIT(CRS->CR, CRS_CR_ESYNCIE); +} + +/** + * @brief Check if Expected SYNC interrupt is enabled or not + * @rmtoll CR ESYNCIE LL_CRS_IsEnabledIT_ESYNC + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_CRS_IsEnabledIT_ESYNC(void) +{ + return (READ_BIT(CRS->CR, CRS_CR_ESYNCIE) == (CRS_CR_ESYNCIE)); +} + +/** + * @} + */ + +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup CRS_LL_EF_Init Initialization and de-initialization functions + * @{ + */ + +ErrorStatus LL_CRS_DeInit(void); + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined(CRS) */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L0xx_LL_CRS_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_dac.c b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_dac.c new file mode 100644 index 0000000000..c5d7637783 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_dac.c @@ -0,0 +1,284 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_dac.c + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief DAC LL module driver + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ +#if defined(USE_FULL_LL_DRIVER) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx_ll_dac.h" +#include "stm32l0xx_ll_bus.h" + +#ifdef USE_FULL_ASSERT + #include "stm32_assert.h" +#else + #define assert_param(expr) ((void)0U) +#endif + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (DAC1) + +/** @addtogroup DAC_LL DAC + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ + +/** @addtogroup DAC_LL_Private_Macros + * @{ + */ + +#if defined(DAC_CHANNEL2_SUPPORT) +#define IS_LL_DAC_CHANNEL(__DACX__, __DAC_CHANNEL__) \ + ( \ + ((__DAC_CHANNEL__) == LL_DAC_CHANNEL_1) \ + || ((__DAC_CHANNEL__) == LL_DAC_CHANNEL_2) \ + ) +#else +#define IS_LL_DAC_CHANNEL(__DACX__, __DAC_CHANNEL__) \ + ( \ + ((__DAC_CHANNEL__) == LL_DAC_CHANNEL_1) \ + ) +#endif /* DAC_CHANNEL2_SUPPORT */ + +#define IS_LL_DAC_TRIGGER_SOURCE(__TRIGGER_SOURCE__) \ + ( ((__TRIGGER_SOURCE__) == LL_DAC_TRIG_SOFTWARE) \ + || ((__TRIGGER_SOURCE__) == LL_DAC_TRIG_EXT_TIM2_TRGO) \ + || ((__TRIGGER_SOURCE__) == LL_DAC_TRIG_EXT_TIM3_TRGO) \ + || ((__TRIGGER_SOURCE__) == LL_DAC_TRIG_EXT_TIM3_CH3) \ + || ((__TRIGGER_SOURCE__) == LL_DAC_TRIG_EXT_TIM6_TRGO) \ + || ((__TRIGGER_SOURCE__) == LL_DAC_TRIG_EXT_TIM7_TRGO) \ + || ((__TRIGGER_SOURCE__) == LL_DAC_TRIG_EXT_TIM21_TRGO) \ + || ((__TRIGGER_SOURCE__) == LL_DAC_TRIG_EXT_EXTI_LINE9) \ + ) + +#define IS_LL_DAC_WAVE_AUTO_GENER_MODE(__WAVE_AUTO_GENERATION_MODE__) \ + ( ((__WAVE_AUTO_GENERATION_MODE__) == LL_DAC_WAVE_AUTO_GENERATION_NONE) \ + || ((__WAVE_AUTO_GENERATION_MODE__) == LL_DAC_WAVE_AUTO_GENERATION_NOISE) \ + || ((__WAVE_AUTO_GENERATION_MODE__) == LL_DAC_WAVE_AUTO_GENERATION_TRIANGLE) \ + ) + +#define IS_LL_DAC_WAVE_AUTO_GENER_CONFIG(__WAVE_AUTO_GENERATION_CONFIG__) \ + ( ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BIT0) \ + || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS1_0) \ + || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS2_0) \ + || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS3_0) \ + || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS4_0) \ + || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS5_0) \ + || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS6_0) \ + || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS7_0) \ + || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS8_0) \ + || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS9_0) \ + || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS10_0) \ + || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS11_0) \ + || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_1) \ + || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_3) \ + || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_7) \ + || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_15) \ + || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_31) \ + || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_63) \ + || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_127) \ + || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_255) \ + || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_511) \ + || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_1023) \ + || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_2047) \ + || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_4095) \ + ) + +#define IS_LL_DAC_OUTPUT_BUFFER(__OUTPUT_BUFFER__) \ + ( ((__OUTPUT_BUFFER__) == LL_DAC_OUTPUT_BUFFER_ENABLE) \ + || ((__OUTPUT_BUFFER__) == LL_DAC_OUTPUT_BUFFER_DISABLE) \ + ) + +/** + * @} + */ + + +/* Private function prototypes -----------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup DAC_LL_Exported_Functions + * @{ + */ + +/** @addtogroup DAC_LL_EF_Init + * @{ + */ + +/** + * @brief De-initialize registers of the selected DAC instance + * to their default reset values. + * @param DACx DAC instance + * @retval An ErrorStatus enumeration value: + * - SUCCESS: DAC registers are de-initialized + * - ERROR: not applicable + */ +ErrorStatus LL_DAC_DeInit(DAC_TypeDef *DACx) +{ + /* Check the parameters */ + assert_param(IS_DAC_ALL_INSTANCE(DACx)); + + /* Force reset of DAC clock */ + LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_DAC1); + + /* Release reset of DAC clock */ + LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_DAC1); + + return SUCCESS; +} + +/** + * @brief Initialize some features of DAC instance. + * @note The setting of these parameters by function @ref LL_DAC_Init() + * is conditioned to DAC state: + * DAC instance must be disabled. + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 family, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @param DAC_InitStruct Pointer to a @ref LL_DAC_InitTypeDef structure + * @retval An ErrorStatus enumeration value: + * - SUCCESS: DAC registers are initialized + * - ERROR: DAC registers are not initialized + */ +ErrorStatus LL_DAC_Init(DAC_TypeDef *DACx, uint32_t DAC_Channel, LL_DAC_InitTypeDef *DAC_InitStruct) +{ + ErrorStatus status = SUCCESS; + + /* Check the parameters */ + assert_param(IS_DAC_ALL_INSTANCE(DACx)); + assert_param(IS_LL_DAC_CHANNEL(DACx, DAC_Channel)); + assert_param(IS_LL_DAC_TRIGGER_SOURCE(DAC_InitStruct->TriggerSource)); + assert_param(IS_LL_DAC_OUTPUT_BUFFER(DAC_InitStruct->OutputBuffer)); + assert_param(IS_LL_DAC_WAVE_AUTO_GENER_MODE(DAC_InitStruct->WaveAutoGeneration)); + if (DAC_InitStruct->WaveAutoGeneration != LL_DAC_WAVE_AUTO_GENERATION_NONE) + { + assert_param(IS_LL_DAC_WAVE_AUTO_GENER_CONFIG(DAC_InitStruct->WaveAutoGenerationConfig)); + } + + /* Note: Hardware constraint (refer to description of this function) */ + /* DAC instance must be disabled. */ + if(LL_DAC_IsEnabled(DACx, DAC_Channel) == 0U) + { + /* Configuration of DAC channel: */ + /* - TriggerSource */ + /* - WaveAutoGeneration */ + /* - OutputBuffer */ + if (DAC_InitStruct->WaveAutoGeneration != LL_DAC_WAVE_AUTO_GENERATION_NONE) + { + MODIFY_REG(DACx->CR, + ( DAC_CR_TSEL1 + | DAC_CR_WAVE1 + | DAC_CR_MAMP1 + | DAC_CR_BOFF1 + ) << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK) + , + ( DAC_InitStruct->TriggerSource + | DAC_InitStruct->WaveAutoGeneration + | DAC_InitStruct->WaveAutoGenerationConfig + | DAC_InitStruct->OutputBuffer + ) << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK) + ); + } + else + { + MODIFY_REG(DACx->CR, + ( DAC_CR_TSEL1 + | DAC_CR_WAVE1 + | DAC_CR_BOFF1 + ) << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK) + , + ( DAC_InitStruct->TriggerSource + | LL_DAC_WAVE_AUTO_GENERATION_NONE + | DAC_InitStruct->OutputBuffer + ) << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK) + ); + } + } + else + { + /* Initialization error: DAC instance is not disabled. */ + status = ERROR; + } + return status; +} + +/** + * @brief Set each @ref LL_DAC_InitTypeDef field to default value. + * @param DAC_InitStruct pointer to a @ref LL_DAC_InitTypeDef structure + * whose fields will be set to default values. + * @retval None + */ +void LL_DAC_StructInit(LL_DAC_InitTypeDef *DAC_InitStruct) +{ + /* Set DAC_InitStruct fields to default values */ + DAC_InitStruct->TriggerSource = LL_DAC_TRIG_SOFTWARE; + DAC_InitStruct->WaveAutoGeneration = LL_DAC_WAVE_AUTO_GENERATION_NONE; + /* Note: Parameter discarded if wave auto generation is disabled, */ + /* set anyway to its default value. */ + DAC_InitStruct->WaveAutoGenerationConfig = LL_DAC_NOISE_LFSR_UNMASK_BIT0; + DAC_InitStruct->OutputBuffer = LL_DAC_OUTPUT_BUFFER_ENABLE; +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* DAC1 */ + +/** + * @} + */ + +#endif /* USE_FULL_LL_DRIVER */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_dac.h b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_dac.h new file mode 100644 index 0000000000..989c4233ee --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_dac.h @@ -0,0 +1,1436 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_dac.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief Header file of DAC LL module. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L0xx_LL_DAC_H +#define __STM32L0xx_LL_DAC_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (DAC1) + +/** @defgroup DAC_LL DAC + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ + +/* Private constants ---------------------------------------------------------*/ +/** @defgroup DAC_LL_Private_Constants DAC Private Constants + * @{ + */ + +/* Internal masks for DAC channels definition */ +/* To select into literal LL_DAC_CHANNEL_x the relevant bits for: */ +/* - channel bits position into register CR */ +/* - channel bits position into register SWTRIG */ +/* - channel register offset of data holding register DHRx */ +/* - channel register offset of data output register DORx */ +#define DAC_CR_CH1_BITOFFSET ((uint32_t) 0U) /* Position of channel bits into registers CR, MCR, CCR, SHHR, SHRR of channel 1 */ +#define DAC_CR_CH2_BITOFFSET ((uint32_t)16U) /* Position of channel bits into registers CR, MCR, CCR, SHHR, SHRR of channel 2 */ +#define DAC_CR_CHX_BITOFFSET_MASK (DAC_CR_CH1_BITOFFSET | DAC_CR_CH2_BITOFFSET) + +#define DAC_SWTR_CH1 (DAC_SWTRIGR_SWTRIG1) /* Channel bit into register SWTRIGR of channel 1. This bit is into area of LL_DAC_CR_CHx_BITOFFSET but excluded by mask DAC_CR_CHX_BITOFFSET_MASK (done to be enable to trig SW start of both DAC channels simultaneously). */ +#if defined(DAC_CHANNEL2_SUPPORT) +#define DAC_SWTR_CH2 (DAC_SWTRIGR_SWTRIG2) /* Channel bit into register SWTRIGR of channel 2. This bit is into area of LL_DAC_CR_CHx_BITOFFSET but excluded by mask DAC_CR_CHX_BITOFFSET_MASK (done to be enable to trig SW start of both DAC channels simultaneously). */ +#define DAC_SWTR_CHX_MASK (DAC_SWTR_CH1 | DAC_SWTR_CH2) +#else +#define DAC_SWTR_CHX_MASK (DAC_SWTR_CH1) +#endif /* DAC_CHANNEL2_SUPPORT */ + +#define DAC_REG_DHR12R1_REGOFFSET ((uint32_t)0x00000000U) /* Register DHR12Rx channel 1 taken as reference */ +#define DAC_REG_DHR12L1_REGOFFSET ((uint32_t)0x00100000U) /* Register offset of DHR12Lx channel 1 versus DHR12Rx channel 1 (shifted left of 20 bits) */ +#define DAC_REG_DHR8R1_REGOFFSET ((uint32_t)0x02000000U) /* Register offset of DHR8Rx channel 1 versus DHR12Rx channel 1 (shifted left of 24 bits) */ +#if defined(DAC_CHANNEL2_SUPPORT) +#define DAC_REG_DHR12R2_REGOFFSET ((uint32_t)0x00030000U) /* Register offset of DHR12Rx channel 2 versus DHR12Rx channel 1 (shifted left of 16 bits) */ +#define DAC_REG_DHR12L2_REGOFFSET ((uint32_t)0x00400000U) /* Register offset of DHR12Lx channel 2 versus DHR12Rx channel 1 (shifted left of 20 bits) */ +#define DAC_REG_DHR8R2_REGOFFSET ((uint32_t)0x05000000U) /* Register offset of DHR8Rx channel 2 versus DHR12Rx channel 1 (shifted left of 24 bits) */ +#endif /* DAC_CHANNEL2_SUPPORT */ +#define DAC_REG_DHR12RX_REGOFFSET_MASK ((uint32_t)0x000F0000U) +#define DAC_REG_DHR12LX_REGOFFSET_MASK ((uint32_t)0x00F00000U) +#define DAC_REG_DHR8RX_REGOFFSET_MASK ((uint32_t)0x0F000000U) +#define DAC_REG_DHRX_REGOFFSET_MASK (DAC_REG_DHR12RX_REGOFFSET_MASK | DAC_REG_DHR12LX_REGOFFSET_MASK | DAC_REG_DHR8RX_REGOFFSET_MASK) + +#define DAC_REG_DOR1_REGOFFSET ((uint32_t)0x00000000U) /* Register DORx channel 1 taken as reference */ +#if defined(DAC_CHANNEL2_SUPPORT) +#define DAC_REG_DOR2_REGOFFSET ((uint32_t)0x10000000U)/* Register offset of DORx channel 1 versus DORx channel 2 (shifted left of 28 bits) */ +#define DAC_REG_DORX_REGOFFSET_MASK (DAC_REG_DOR1_REGOFFSET | DAC_REG_DOR2_REGOFFSET) +#else +#define DAC_REG_DORX_REGOFFSET_MASK (DAC_REG_DOR1_REGOFFSET) +#endif /* DAC_CHANNEL2_SUPPORT */ + +#define DAC_REG_REGOFFSET_MASK_POSBIT0 ((uint32_t)0x0000000FU) /* Mask of registers offset (DHR12Rx, DHR12Lx, DHR8Rx, DORx, ...) when shifted to position 0 */ + +#define DAC_REG_DHR12RX_REGOFFSET_BITOFFSET_POS ((uint32_t)16U) /* Position of bits register offset of DHR12Rx channel 1 or 2 versus DHR12Rx channel 1 (shifted left of 16 bits) */ +#define DAC_REG_DHR12LX_REGOFFSET_BITOFFSET_POS ((uint32_t)20U) /* Position of bits register offset of DHR12Lx channel 1 or 2 versus DHR12Rx channel 1 (shifted left of 20 bits) */ +#define DAC_REG_DHR8RX_REGOFFSET_BITOFFSET_POS ((uint32_t)24U) /* Position of bits register offset of DHR8Rx channel 1 or 2 versus DHR12Rx channel 1 (shifted left of 24 bits) */ +#define DAC_REG_DORX_REGOFFSET_BITOFFSET_POS ((uint32_t)28U) /* Position of bits register offset of DORx channel 1 or 2 versus DORx channel 1 (shifted left of 28 bits) */ + +/* DAC registers bits positions */ +#if defined(DAC_CHANNEL2_SUPPORT) +#define DAC_DHR12RD_DACC2DHR_BITOFFSET_POS ((uint32_t)16U) /* Value equivalent to POSITION_VAL(DAC_DHR12RD_DACC2DHR) */ +#define DAC_DHR12LD_DACC2DHR_BITOFFSET_POS ((uint32_t)20U) /* Value equivalent to POSITION_VAL(DAC_DHR12LD_DACC2DHR) */ +#define DAC_DHR8RD_DACC2DHR_BITOFFSET_POS ((uint32_t) 8U) /* Value equivalent to POSITION_VAL(DAC_DHR8RD_DACC2DHR) */ +#endif /* DAC_CHANNEL2_SUPPORT */ + +/* Miscellaneous data */ +#define DAC_DIGITAL_SCALE_12BITS ((uint32_t)4095U) /* Full-scale digital value with a resolution of 12 bits (voltage range determined by analog voltage references Vref+ and Vref-, refer to reference manual) */ + +/** + * @} + */ + + +/* Private macros ------------------------------------------------------------*/ +/** @defgroup DAC_LL_Private_Macros DAC Private Macros + * @{ + */ + +/** + * @brief Driver macro reserved for internal use: set a pointer to + * a register from a register basis from which an offset + * is applied. + * @param __REG__ Register basis from which the offset is applied. + * @param __REG_OFFFSET__ Offset to be applied (unit: number of registers). + * @retval Pointer to register address +*/ +#define __DAC_PTR_REG_OFFSET(__REG__, __REG_OFFFSET__) \ + ((uint32_t *)((uint32_t) ((uint32_t)(&(__REG__)) + ((__REG_OFFFSET__) << 2U)))) + +/** + * @} + */ + + +/* Exported types ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup DAC_LL_ES_INIT DAC Exported Init structure + * @{ + */ + +/** + * @brief Structure definition of some features of DAC instance. + */ +typedef struct +{ + uint32_t TriggerSource; /*!< Set the conversion trigger source for the selected DAC channel: internal (SW start) or from external IP (timer event, external interrupt line). + This parameter can be a value of @ref DAC_LL_EC_TRIGGER_SOURCE + + This feature can be modified afterwards using unitary function @ref LL_DAC_SetTriggerSource(). */ + + uint32_t WaveAutoGeneration; /*!< Set the waveform automatic generation mode for the selected DAC channel. + This parameter can be a value of @ref DAC_LL_EC_WAVE_AUTO_GENERATION_MODE + + This feature can be modified afterwards using unitary function @ref LL_DAC_SetWaveAutoGeneration(). */ + + uint32_t WaveAutoGenerationConfig; /*!< Set the waveform automatic generation mode for the selected DAC channel. + If waveform automatic generation mode is set to noise, this parameter can be a value of @ref DAC_LL_EC_WAVE_NOISE_LFSR_UNMASK_BITS + If waveform automatic generation mode is set to triangle, this parameter can be a value of @ref DAC_LL_EC_WAVE_TRIANGLE_AMPLITUDE + @note If waveform automatic generation mode is disabled, this parameter is discarded. + + This feature can be modified afterwards using unitary function @ref LL_DAC_SetWaveNoiseLFSR() or @ref LL_DAC_SetWaveTriangleAmplitude(), depending on the wave automatic generation selected. */ + + uint32_t OutputBuffer; /*!< Set the output buffer for the selected DAC channel. + This parameter can be a value of @ref DAC_LL_EC_OUTPUT_BUFFER + + This feature can be modified afterwards using unitary function @ref LL_DAC_SetOutputBuffer(). */ + +} LL_DAC_InitTypeDef; + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/* Exported constants --------------------------------------------------------*/ +/** @defgroup DAC_LL_Exported_Constants DAC Exported Constants + * @{ + */ + +/** @defgroup DAC_LL_EC_GET_FLAG DAC flags + * @brief Flags defines which can be used with LL_DAC_ReadReg function + * @{ + */ +/* DAC channel 1 flags */ +#define LL_DAC_FLAG_DMAUDR1 (DAC_SR_DMAUDR1) /*!< DAC channel 1 flag DMA underrun */ + +#if defined(DAC_CHANNEL2_SUPPORT) +/* DAC channel 2 flags */ +#define LL_DAC_FLAG_DMAUDR2 (DAC_SR_DMAUDR2) /*!< DAC channel 2 flag DMA underrun */ +#endif /* DAC_CHANNEL2_SUPPORT */ +/** + * @} + */ + +/** @defgroup DAC_LL_EC_IT DAC interruptions + * @brief IT defines which can be used with LL_DAC_ReadReg and LL_DAC_WriteReg functions + * @{ + */ +#define LL_DAC_IT_DMAUDRIE1 (DAC_CR_DMAUDRIE1) /*!< DAC channel 1 interruption DMA underrun */ +#if defined(DAC_CHANNEL2_SUPPORT) +#define LL_DAC_IT_DMAUDRIE2 (DAC_CR_DMAUDRIE2) /*!< DAC channel 2 interruption DMA underrun */ +#endif /* DAC_CHANNEL2_SUPPORT */ +/** + * @} + */ + +/** @defgroup DAC_LL_EC_CHANNEL DAC channels + * @{ + */ +#define LL_DAC_CHANNEL_1 (DAC_REG_DOR1_REGOFFSET | DAC_REG_DHR12R1_REGOFFSET | DAC_REG_DHR12L1_REGOFFSET | DAC_REG_DHR8R1_REGOFFSET | DAC_CR_CH1_BITOFFSET | DAC_SWTR_CH1) /*!< DAC channel 1 */ +#if defined(DAC_CHANNEL2_SUPPORT) +#define LL_DAC_CHANNEL_2 (DAC_REG_DOR2_REGOFFSET | DAC_REG_DHR12R2_REGOFFSET | DAC_REG_DHR12L2_REGOFFSET | DAC_REG_DHR8R2_REGOFFSET | DAC_CR_CH2_BITOFFSET | DAC_SWTR_CH2) /*!< DAC channel 2 */ +#endif /* DAC_CHANNEL2_SUPPORT */ +/** + * @} + */ + +/** @defgroup DAC_LL_EC_TRIGGER_SOURCE DAC trigger source + * @{ + */ +#define LL_DAC_TRIG_SOFTWARE (DAC_CR_TSEL1_2 | DAC_CR_TSEL1_1 | DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger internal (SW start) */ +#define LL_DAC_TRIG_EXT_TIM2_TRGO (DAC_CR_TSEL1_2 ) /*!< DAC channel conversion trigger from external IP: TIM2 TRGO. */ +#define LL_DAC_TRIG_EXT_TIM3_TRGO ( DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger from external IP: TIM3 TRGO. */ +#define LL_DAC_TRIG_EXT_TIM3_CH3 ( DAC_CR_TSEL1_1 ) /*!< DAC channel conversion trigger from external IP: TIM3 CH3 event. */ +#define LL_DAC_TRIG_EXT_TIM6_TRGO ((uint32_t)0x00000000U) /*!< DAC channel conversion trigger from external IP: TIM6 TRGO. */ +#define LL_DAC_TRIG_EXT_TIM7_TRGO (DAC_CR_TSEL1_2 | DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger from external IP: TIM7 TRGO. */ +#define LL_DAC_TRIG_EXT_TIM21_TRGO ( DAC_CR_TSEL1_1 | DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger from external IP: TIM21 TRGO. */ +#define LL_DAC_TRIG_EXT_EXTI_LINE9 (DAC_CR_TSEL1_2 | DAC_CR_TSEL1_1 ) /*!< DAC channel conversion trigger from external IP: external interrupt line 9. */ +/** + * @} + */ + +/** @defgroup DAC_LL_EC_WAVE_AUTO_GENERATION_MODE DAC waveform automatic generation mode + * @{ + */ +#define LL_DAC_WAVE_AUTO_GENERATION_NONE ((uint32_t)0x00000000U) /*!< DAC channel wave auto generation mode disabled. */ +#define LL_DAC_WAVE_AUTO_GENERATION_NOISE (DAC_CR_WAVE1_0) /*!< DAC channel wave auto generation mode enabled, set generated noise waveform. */ +#define LL_DAC_WAVE_AUTO_GENERATION_TRIANGLE (DAC_CR_WAVE1_1) /*!< DAC channel wave auto generation mode enabled, set generated triangle waveform. */ +/** + * @} + */ + +/** @defgroup DAC_LL_EC_WAVE_NOISE_LFSR_UNMASK_BITS DAC wave generation - Noise LFSR unmask bits + * @{ + */ +#define LL_DAC_NOISE_LFSR_UNMASK_BIT0 ((uint32_t)0x00000000U) /*!< Noise wave generation, unmask LFSR bit0, for the selected DAC channel */ +#define LL_DAC_NOISE_LFSR_UNMASK_BITS1_0 ( DAC_CR_MAMP1_0) /*!< Noise wave generation, unmask LFSR bits[1:0], for the selected DAC channel */ +#define LL_DAC_NOISE_LFSR_UNMASK_BITS2_0 ( DAC_CR_MAMP1_1 ) /*!< Noise wave generation, unmask LFSR bits[2:0], for the selected DAC channel */ +#define LL_DAC_NOISE_LFSR_UNMASK_BITS3_0 ( DAC_CR_MAMP1_1 | DAC_CR_MAMP1_0) /*!< Noise wave generation, unmask LFSR bits[3:0], for the selected DAC channel */ +#define LL_DAC_NOISE_LFSR_UNMASK_BITS4_0 ( DAC_CR_MAMP1_2 ) /*!< Noise wave generation, unmask LFSR bits[4:0], for the selected DAC channel */ +#define LL_DAC_NOISE_LFSR_UNMASK_BITS5_0 ( DAC_CR_MAMP1_2 | DAC_CR_MAMP1_0) /*!< Noise wave generation, unmask LFSR bits[5:0], for the selected DAC channel */ +#define LL_DAC_NOISE_LFSR_UNMASK_BITS6_0 ( DAC_CR_MAMP1_2 | DAC_CR_MAMP1_1 ) /*!< Noise wave generation, unmask LFSR bits[6:0], for the selected DAC channel */ +#define LL_DAC_NOISE_LFSR_UNMASK_BITS7_0 ( DAC_CR_MAMP1_2 | DAC_CR_MAMP1_1 | DAC_CR_MAMP1_0) /*!< Noise wave generation, unmask LFSR bits[7:0], for the selected DAC channel */ +#define LL_DAC_NOISE_LFSR_UNMASK_BITS8_0 (DAC_CR_MAMP1_3 ) /*!< Noise wave generation, unmask LFSR bits[8:0], for the selected DAC channel */ +#define LL_DAC_NOISE_LFSR_UNMASK_BITS9_0 (DAC_CR_MAMP1_3 | DAC_CR_MAMP1_0) /*!< Noise wave generation, unmask LFSR bits[9:0], for the selected DAC channel */ +#define LL_DAC_NOISE_LFSR_UNMASK_BITS10_0 (DAC_CR_MAMP1_3 | DAC_CR_MAMP1_1 ) /*!< Noise wave generation, unmask LFSR bits[10:0], for the selected DAC channel */ +#define LL_DAC_NOISE_LFSR_UNMASK_BITS11_0 (DAC_CR_MAMP1_3 | DAC_CR_MAMP1_1 | DAC_CR_MAMP1_0) /*!< Noise wave generation, unmask LFSR bits[11:0], for the selected DAC channel */ +/** + * @} + */ + +/** @defgroup DAC_LL_EC_WAVE_TRIANGLE_AMPLITUDE DAC wave generation - Triangle amplitude + * @{ + */ +#define LL_DAC_TRIANGLE_AMPLITUDE_1 ((uint32_t)0x00000000U) /*!< Triangle wave generation, amplitude of 1 LSB of DAC output range, for the selected DAC channel */ +#define LL_DAC_TRIANGLE_AMPLITUDE_3 ( DAC_CR_MAMP1_0) /*!< Triangle wave generation, amplitude of 3 LSB of DAC output range, for the selected DAC channel */ +#define LL_DAC_TRIANGLE_AMPLITUDE_7 ( DAC_CR_MAMP1_1 ) /*!< Triangle wave generation, amplitude of 7 LSB of DAC output range, for the selected DAC channel */ +#define LL_DAC_TRIANGLE_AMPLITUDE_15 ( DAC_CR_MAMP1_1 | DAC_CR_MAMP1_0) /*!< Triangle wave generation, amplitude of 15 LSB of DAC output range, for the selected DAC channel */ +#define LL_DAC_TRIANGLE_AMPLITUDE_31 ( DAC_CR_MAMP1_2 ) /*!< Triangle wave generation, amplitude of 31 LSB of DAC output range, for the selected DAC channel */ +#define LL_DAC_TRIANGLE_AMPLITUDE_63 ( DAC_CR_MAMP1_2 | DAC_CR_MAMP1_0) /*!< Triangle wave generation, amplitude of 63 LSB of DAC output range, for the selected DAC channel */ +#define LL_DAC_TRIANGLE_AMPLITUDE_127 ( DAC_CR_MAMP1_2 | DAC_CR_MAMP1_1 ) /*!< Triangle wave generation, amplitude of 127 LSB of DAC output range, for the selected DAC channel */ +#define LL_DAC_TRIANGLE_AMPLITUDE_255 ( DAC_CR_MAMP1_2 | DAC_CR_MAMP1_1 | DAC_CR_MAMP1_0) /*!< Triangle wave generation, amplitude of 255 LSB of DAC output range, for the selected DAC channel */ +#define LL_DAC_TRIANGLE_AMPLITUDE_511 (DAC_CR_MAMP1_3 ) /*!< Triangle wave generation, amplitude of 512 LSB of DAC output range, for the selected DAC channel */ +#define LL_DAC_TRIANGLE_AMPLITUDE_1023 (DAC_CR_MAMP1_3 | DAC_CR_MAMP1_0) /*!< Triangle wave generation, amplitude of 1023 LSB of DAC output range, for the selected DAC channel */ +#define LL_DAC_TRIANGLE_AMPLITUDE_2047 (DAC_CR_MAMP1_3 | DAC_CR_MAMP1_1 ) /*!< Triangle wave generation, amplitude of 2047 LSB of DAC output range, for the selected DAC channel */ +#define LL_DAC_TRIANGLE_AMPLITUDE_4095 (DAC_CR_MAMP1_3 | DAC_CR_MAMP1_1 | DAC_CR_MAMP1_0) /*!< Triangle wave generation, amplitude of 4095 LSB of DAC output range, for the selected DAC channel */ +/** + * @} + */ + +/** @defgroup DAC_LL_EC_OUTPUT_BUFFER DAC channel output buffer + * @{ + */ +#define LL_DAC_OUTPUT_BUFFER_ENABLE ((uint32_t)0x00000000U) /*!< The selected DAC channel output is buffered: higher drive current capability, but also higher current consumption */ +#define LL_DAC_OUTPUT_BUFFER_DISABLE (DAC_CR_BOFF1) /*!< The selected DAC channel output is not buffered: lower drive current capability, but also lower current consumption */ +/** + * @} + */ + + +/** @defgroup DAC_LL_EC_RESOLUTION DAC channel output resolution + * @{ + */ +#define LL_DAC_RESOLUTION_12B ((uint32_t)0x00000000U) /*!< DAC channel resolution 12 bits */ +#define LL_DAC_RESOLUTION_8B ((uint32_t)0x00000002U) /*!< DAC channel resolution 8 bits */ +/** + * @} + */ + +/** @defgroup DAC_LL_EC_REGISTERS DAC registers compliant with specific purpose + * @{ + */ +/* List of DAC registers intended to be used (most commonly) with */ +/* DMA transfer. */ +/* Refer to function @ref LL_DAC_DMA_GetRegAddr(). */ +#define LL_DAC_DMA_REG_DATA_12BITS_RIGHT_ALIGNED DAC_REG_DHR12RX_REGOFFSET_BITOFFSET_POS /*!< DAC channel data holding register 12 bits right aligned */ +#define LL_DAC_DMA_REG_DATA_12BITS_LEFT_ALIGNED DAC_REG_DHR12LX_REGOFFSET_BITOFFSET_POS /*!< DAC channel data holding register 12 bits left aligned */ +#define LL_DAC_DMA_REG_DATA_8BITS_RIGHT_ALIGNED DAC_REG_DHR8RX_REGOFFSET_BITOFFSET_POS /*!< DAC channel data holding register 8 bits right aligned */ +/** + * @} + */ + +/** @defgroup DAC_LL_EC_HW_DELAYS Definitions of DAC hardware constraints delays + * @note Only DAC IP HW delays are defined in DAC LL driver driver, + * not timeout values. + * For details on delays values, refer to descriptions in source code + * above each literal definition. + * @{ + */ + +/* Delay for DAC channel voltage settling time from DAC channel startup */ +/* (transition from disable to enable). */ +/* Note: DAC channel startup time depends on board application environment: */ +/* impedance connected to DAC channel output. */ +/* The delay below is specified under conditions: */ +/* - voltage maximum transition (lowest to highest value) */ +/* - until voltage reaches final value +-1LSB */ +/* - DAC channel output buffer enabled */ +/* - load impedance of 5kOhm (min), 50pF (max) */ +/* Literal set to maximum value (refer to device datasheet, */ +/* parameter "tWAKEUP"). */ +/* Unit: us */ +#define LL_DAC_DELAY_STARTUP_VOLTAGE_SETTLING_US ((uint32_t) 15U) /*!< Delay for DAC channel voltage settling time from DAC channel startup (transition from disable to enable) */ + +/* Delay for DAC channel voltage settling time. */ +/* Note: DAC channel startup time depends on board application environment: */ +/* impedance connected to DAC channel output. */ +/* The delay below is specified under conditions: */ +/* - voltage maximum transition (lowest to highest value) */ +/* - until voltage reaches final value +-1LSB */ +/* - DAC channel output buffer enabled */ +/* - load impedance of 5kOhm min, 50pF max */ +/* Literal set to maximum value (refer to device datasheet, */ +/* parameter "tSETTLING"). */ +/* Unit: us */ +#define LL_DAC_DELAY_VOLTAGE_SETTLING_US ((uint32_t) 12U) /*!< Delay for DAC channel voltage settling time */ +/** + * @} + */ + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/** @defgroup DAC_LL_Exported_Macros DAC Exported Macros + * @{ + */ + +/** @defgroup DAC_LL_EM_WRITE_READ Common write and read registers macros + * @{ + */ + +/** + * @brief Write a value in DAC register + * @param __INSTANCE__ DAC Instance + * @param __REG__ Register to be written + * @param __VALUE__ Value to be written in the register + * @retval None + */ +#define LL_DAC_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) + +/** + * @brief Read a value in DAC register + * @param __INSTANCE__ DAC Instance + * @param __REG__ Register to be read + * @retval Register value + */ +#define LL_DAC_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) + +/** + * @} + */ + +/** @defgroup DAC_LL_EM_HELPER_MACRO DAC helper macro + * @{ + */ + +/** + * @brief Helper macro to get DAC channel number in decimal format + * from literals LL_DAC_CHANNEL_x. + * Example: + * __LL_DAC_CHANNEL_TO_DECIMAL_NB(LL_DAC_CHANNEL_1) + * will return decimal number "1". + * @note The input can be a value from functions where a channel + * number is returned. + * @param __CHANNEL__ This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @retval 1...2 (value "2" depending on DAC channel 2 availability) + */ +#define __LL_DAC_CHANNEL_TO_DECIMAL_NB(__CHANNEL__) \ + ((__CHANNEL__) & DAC_SWTR_CHX_MASK) + +/** + * @brief Helper macro to get DAC channel in literal format LL_DAC_CHANNEL_x + * from number in decimal format. + * Example: + * __LL_DAC_DECIMAL_NB_TO_CHANNEL(1) + * will return a data equivalent to "LL_DAC_CHANNEL_1". + * @note If the input parameter does not correspond to a DAC channel, + * this macro returns value '0'. + * @param __DECIMAL_NB__ 1...2 (value "2" depending on DAC channel 2 availability) + * @retval Returned value can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + */ +#if defined(DAC_CHANNEL2_SUPPORT) +#define __LL_DAC_DECIMAL_NB_TO_CHANNEL(__DECIMAL_NB__) \ + (((__DECIMAL_NB__) == 1U) \ + ? ( \ + LL_DAC_CHANNEL_1 \ + ) \ + : \ + (((__DECIMAL_NB__) == 2U) \ + ? ( \ + LL_DAC_CHANNEL_2 \ + ) \ + : \ + ( \ + 0 \ + ) \ + ) \ + ) +#else +#define __LL_DAC_DECIMAL_NB_TO_CHANNEL(__DECIMAL_NB__) \ + (((__DECIMAL_NB__) == 1U) \ + ? ( \ + LL_DAC_CHANNEL_1 \ + ) \ + : \ + ( \ + 0 \ + ) \ + ) +#endif /* DAC_CHANNEL2_SUPPORT */ + +/** + * @brief Helper macro to define the DAC conversion data full-scale digital + * value corresponding to the selected DAC resolution. + * @note DAC conversion data full-scale corresponds to voltage range + * determined by analog voltage references Vref+ and Vref- + * (refer to reference manual). + * @param __DAC_RESOLUTION__ This parameter can be one of the following values: + * @arg @ref LL_DAC_RESOLUTION_12B + * @arg @ref LL_DAC_RESOLUTION_8B + * @retval ADC conversion data equivalent voltage value (unit: mVolt) + */ +#define __LL_DAC_DIGITAL_SCALE(__DAC_RESOLUTION__) \ + (((uint32_t)0xFFFU) >> ((__DAC_RESOLUTION__) << 1U)) + +/** + * @brief Helper macro to calculate the DAC conversion data (unit: digital + * value) corresponding to a voltage (unit: mVolt). + * @note This helper macro is intended to provide input data in voltage + * rather than digital value, + * to be used with LL DAC functions such as + * @ref LL_DAC_ConvertData12RightAligned(). + * @note Analog reference voltage (Vref+) must be either known from + * user board environment or can be calculated using ADC measurement + * and ADC helper macro @ref __LL_ADC_CALC_VREFANALOG_VOLTAGE(). + * @param __VREFANALOG_VOLTAGE__ Analog reference voltage (unit: mV) + * @param __DAC_VOLTAGE__ Voltage to be generated by DAC channel + * (unit: mVolt). + * @param __DAC_RESOLUTION__ This parameter can be one of the following values: + * @arg @ref LL_DAC_RESOLUTION_12B + * @arg @ref LL_DAC_RESOLUTION_8B + * @retval DAC conversion data (unit: digital value) + */ +#define __LL_DAC_CALC_VOLTAGE_TO_DATA(__VREFANALOG_VOLTAGE__,\ + __DAC_VOLTAGE__,\ + __DAC_RESOLUTION__) \ + ((__DAC_VOLTAGE__) * __LL_DAC_DIGITAL_SCALE(__DAC_RESOLUTION__) \ + / (__VREFANALOG_VOLTAGE__) \ + ) + +/** + * @} + */ + +/** + * @} + */ + + +/* Exported functions --------------------------------------------------------*/ +/** @defgroup DAC_LL_Exported_Functions DAC Exported Functions + * @{ + */ +/** @defgroup DAC_LL_EF_Configuration Configuration of DAC channels + * @{ + */ + +/** + * @brief Set the conversion trigger source for the selected DAC channel. + * @note For conversion trigger source to be effective, DAC trigger + * must be enabled using function @ref LL_DAC_EnableTrigger(). + * @note To set conversion trigger source, DAC channel must be disabled. + * Otherwise, the setting is discarded. + * @note Availability of parameters of trigger sources from timer + * depends on timers availability on the selected device. + * @rmtoll CR TSEL1 LL_DAC_SetTriggerSource\n + * CR TSEL2 LL_DAC_SetTriggerSource + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @param TriggerSource This parameter can be one of the following values: + * @arg @ref LL_DAC_TRIG_SOFTWARE + * @arg @ref LL_DAC_TRIG_EXT_TIM2_TRGO + * @arg @ref LL_DAC_TRIG_EXT_TIM3_TRGO + * @arg @ref LL_DAC_TRIG_EXT_TIM3_CH3 + * @arg @ref LL_DAC_TRIG_EXT_TIM6_TRGO + * @arg @ref LL_DAC_TRIG_EXT_TIM7_TRGO + * @arg @ref LL_DAC_TRIG_EXT_TIM21_TRGO + * @arg @ref LL_DAC_TRIG_EXT_EXTI_LINE9 + * @retval None + */ +__STATIC_INLINE void LL_DAC_SetTriggerSource(DAC_TypeDef *DACx, uint32_t DAC_Channel, uint32_t TriggerSource) +{ + MODIFY_REG(DACx->CR, + DAC_CR_TSEL1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK), + TriggerSource << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)); +} + +/** + * @brief Get the conversion trigger source for the selected DAC channel. + * @note For conversion trigger source to be effective, DAC trigger + * must be enabled using function @ref LL_DAC_EnableTrigger(). + * @note Availability of parameters of trigger sources from timer + * depends on timers availability on the selected device. + * @rmtoll CR TSEL1 LL_DAC_GetTriggerSource\n + * CR TSEL2 LL_DAC_GetTriggerSource + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @retval Returned value can be one of the following values: + * @arg @ref LL_DAC_TRIG_SOFTWARE + * @arg @ref LL_DAC_TRIG_EXT_TIM2_TRGO + * @arg @ref LL_DAC_TRIG_EXT_TIM3_TRGO + * @arg @ref LL_DAC_TRIG_EXT_TIM3_CH3 + * @arg @ref LL_DAC_TRIG_EXT_TIM6_TRGO + * @arg @ref LL_DAC_TRIG_EXT_TIM7_TRGO + * @arg @ref LL_DAC_TRIG_EXT_TIM21_TRGO + * @arg @ref LL_DAC_TRIG_EXT_EXTI_LINE9 + */ +__STATIC_INLINE uint32_t LL_DAC_GetTriggerSource(DAC_TypeDef *DACx, uint32_t DAC_Channel) +{ + return (uint32_t)(READ_BIT(DACx->CR, DAC_CR_TSEL1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)) + >> (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK) + ); +} + +/** + * @brief Set the waveform automatic generation mode + * for the selected DAC channel. + * @rmtoll CR WAVE1 LL_DAC_SetWaveAutoGeneration\n + * CR WAVE2 LL_DAC_SetWaveAutoGeneration + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @param WaveAutoGeneration This parameter can be one of the following values: + * @arg @ref LL_DAC_WAVE_AUTO_GENERATION_NONE + * @arg @ref LL_DAC_WAVE_AUTO_GENERATION_NOISE + * @arg @ref LL_DAC_WAVE_AUTO_GENERATION_TRIANGLE + * @retval None + */ +__STATIC_INLINE void LL_DAC_SetWaveAutoGeneration(DAC_TypeDef *DACx, uint32_t DAC_Channel, uint32_t WaveAutoGeneration) +{ + MODIFY_REG(DACx->CR, + DAC_CR_WAVE1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK), + WaveAutoGeneration << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)); +} + +/** + * @brief Get the waveform automatic generation mode + * for the selected DAC channel. + * @rmtoll CR WAVE1 LL_DAC_GetWaveAutoGeneration\n + * CR WAVE2 LL_DAC_GetWaveAutoGeneration + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @retval Returned value can be one of the following values: + * @arg @ref LL_DAC_WAVE_AUTO_GENERATION_NONE + * @arg @ref LL_DAC_WAVE_AUTO_GENERATION_NOISE + * @arg @ref LL_DAC_WAVE_AUTO_GENERATION_TRIANGLE + */ +__STATIC_INLINE uint32_t LL_DAC_GetWaveAutoGeneration(DAC_TypeDef *DACx, uint32_t DAC_Channel) +{ + return (uint32_t)(READ_BIT(DACx->CR, DAC_CR_WAVE1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)) + >> (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK) + ); +} + +/** + * @brief Set the noise waveform generation for the selected DAC channel: + * Noise mode and parameters LFSR (linear feedback shift register). + * @note For wave generation to be effective, DAC channel + * wave generation mode must be enabled using + * function @ref LL_DAC_SetWaveAutoGeneration(). + * @note This setting can be set when the selected DAC channel is disabled + * (otherwise, the setting operation is ignored). + * @rmtoll CR MAMP1 LL_DAC_SetWaveNoiseLFSR\n + * CR MAMP2 LL_DAC_SetWaveNoiseLFSR + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @param NoiseLFSRMask This parameter can be one of the following values: + * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BIT0 + * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS1_0 + * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS2_0 + * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS3_0 + * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS4_0 + * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS5_0 + * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS6_0 + * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS7_0 + * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS8_0 + * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS9_0 + * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS10_0 + * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS11_0 + * @retval None + */ +__STATIC_INLINE void LL_DAC_SetWaveNoiseLFSR(DAC_TypeDef *DACx, uint32_t DAC_Channel, uint32_t NoiseLFSRMask) +{ + MODIFY_REG(DACx->CR, + DAC_CR_MAMP1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK), + NoiseLFSRMask << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)); +} + +/** + * @brief Set the noise waveform generation for the selected DAC channel: + * Noise mode and parameters LFSR (linear feedback shift register). + * @rmtoll CR MAMP1 LL_DAC_GetWaveNoiseLFSR\n + * CR MAMP2 LL_DAC_GetWaveNoiseLFSR + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @retval Returned value can be one of the following values: + * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BIT0 + * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS1_0 + * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS2_0 + * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS3_0 + * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS4_0 + * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS5_0 + * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS6_0 + * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS7_0 + * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS8_0 + * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS9_0 + * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS10_0 + * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS11_0 + */ +__STATIC_INLINE uint32_t LL_DAC_GetWaveNoiseLFSR(DAC_TypeDef *DACx, uint32_t DAC_Channel) +{ + return (uint32_t)(READ_BIT(DACx->CR, DAC_CR_MAMP1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)) + >> (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK) + ); +} + +/** + * @brief Set the triangle waveform generation for the selected DAC channel: + * triangle mode and amplitude. + * @note For wave generation to be effective, DAC channel + * wave generation mode must be enabled using + * function @ref LL_DAC_SetWaveAutoGeneration(). + * @note This setting can be set when the selected DAC channel is disabled + * (otherwise, the setting operation is ignored). + * @rmtoll CR MAMP1 LL_DAC_SetWaveTriangleAmplitude\n + * CR MAMP2 LL_DAC_SetWaveTriangleAmplitude + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @param TriangleAmplitude This parameter can be one of the following values: + * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_1 + * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_3 + * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_7 + * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_15 + * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_31 + * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_63 + * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_127 + * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_255 + * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_511 + * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_1023 + * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_2047 + * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_4095 + * @retval None + */ +__STATIC_INLINE void LL_DAC_SetWaveTriangleAmplitude(DAC_TypeDef *DACx, uint32_t DAC_Channel, uint32_t TriangleAmplitude) +{ + MODIFY_REG(DACx->CR, + DAC_CR_MAMP1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK), + TriangleAmplitude << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)); +} + +/** + * @brief Set the triangle waveform generation for the selected DAC channel: + * triangle mode and amplitude. + * @rmtoll CR MAMP1 LL_DAC_GetWaveTriangleAmplitude\n + * CR MAMP2 LL_DAC_GetWaveTriangleAmplitude + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @retval Returned value can be one of the following values: + * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_1 + * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_3 + * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_7 + * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_15 + * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_31 + * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_63 + * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_127 + * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_255 + * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_511 + * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_1023 + * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_2047 + * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_4095 + */ +__STATIC_INLINE uint32_t LL_DAC_GetWaveTriangleAmplitude(DAC_TypeDef *DACx, uint32_t DAC_Channel) +{ + return (uint32_t)(READ_BIT(DACx->CR, DAC_CR_MAMP1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)) + >> (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK) + ); +} + +/** + * @brief Set the output buffer for the selected DAC channel. + * @rmtoll CR BOFF1 LL_DAC_SetOutputBuffer\n + * CR BOFF2 LL_DAC_SetOutputBuffer + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @param OutputBuffer This parameter can be one of the following values: + * @arg @ref LL_DAC_OUTPUT_BUFFER_ENABLE + * @arg @ref LL_DAC_OUTPUT_BUFFER_DISABLE + * @retval None + */ +__STATIC_INLINE void LL_DAC_SetOutputBuffer(DAC_TypeDef *DACx, uint32_t DAC_Channel, uint32_t OutputBuffer) +{ + MODIFY_REG(DACx->CR, + DAC_CR_BOFF1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK), + OutputBuffer << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)); +} + +/** + * @brief Get the output buffer state for the selected DAC channel. + * @rmtoll CR BOFF1 LL_DAC_GetOutputBuffer\n + * CR BOFF2 LL_DAC_GetOutputBuffer + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @retval Returned value can be one of the following values: + * @arg @ref LL_DAC_OUTPUT_BUFFER_ENABLE + * @arg @ref LL_DAC_OUTPUT_BUFFER_DISABLE + */ +__STATIC_INLINE uint32_t LL_DAC_GetOutputBuffer(DAC_TypeDef *DACx, uint32_t DAC_Channel) +{ + return (uint32_t)(READ_BIT(DACx->CR, DAC_CR_BOFF1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)) + >> (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK) + ); +} + +/** + * @} + */ + +/** @defgroup DAC_LL_EF_DMA_Management DMA Management + * @{ + */ + +/** + * @brief Enable DAC DMA transfer request of the selected channel. + * @note To configure DMA source address (peripheral address), + * use function @ref LL_DAC_DMA_GetRegAddr(). + * @rmtoll CR DMAEN1 LL_DAC_EnableDMAReq\n + * CR DMAEN2 LL_DAC_EnableDMAReq + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @retval None + */ +__STATIC_INLINE void LL_DAC_EnableDMAReq(DAC_TypeDef *DACx, uint32_t DAC_Channel) +{ + SET_BIT(DACx->CR, + DAC_CR_DMAEN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)); +} + +/** + * @brief Disable DAC DMA transfer request of the selected channel. + * @note To configure DMA source address (peripheral address), + * use function @ref LL_DAC_DMA_GetRegAddr(). + * @rmtoll CR DMAEN1 LL_DAC_DisableDMAReq\n + * CR DMAEN2 LL_DAC_DisableDMAReq + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @retval None + */ +__STATIC_INLINE void LL_DAC_DisableDMAReq(DAC_TypeDef *DACx, uint32_t DAC_Channel) +{ + CLEAR_BIT(DACx->CR, + DAC_CR_DMAEN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)); +} + +/** + * @brief Get DAC DMA transfer request state of the selected channel. + * (0: DAC DMA transfer request is disabled, 1: DAC DMA transfer request is enabled) + * @rmtoll CR DMAEN1 LL_DAC_IsDMAReqEnabled\n + * CR DMAEN2 LL_DAC_IsDMAReqEnabled + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DAC_IsDMAReqEnabled(DAC_TypeDef *DACx, uint32_t DAC_Channel) +{ + return (READ_BIT(DACx->CR, + DAC_CR_DMAEN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)) + == (DAC_CR_DMAEN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK))); +} + +/** + * @brief Function to help to configure DMA transfer to DAC: retrieve the + * DAC register address from DAC instance and a list of DAC registers + * intended to be used (most commonly) with DMA transfer. + * @note These DAC registers are data holding registers: + * when DAC conversion is requested, DAC generates a DMA transfer + * request to have data available in DAC data holding registers. + * @note This macro is intended to be used with LL DMA driver, refer to + * function "LL_DMA_ConfigAddresses()". + * Example: + * LL_DMA_ConfigAddresses(DMA1, + * LL_DMA_CHANNEL_1, + * (uint32_t)&< array or variable >, + * LL_DAC_DMA_GetRegAddr(DAC1, LL_DAC_CHANNEL_1, LL_DAC_DMA_REG_DATA_12BITS_RIGHT_ALIGNED), + * LL_DMA_DIRECTION_MEMORY_TO_PERIPH); + * @rmtoll DHR12R1 DACC1DHR LL_DAC_DMA_GetRegAddr\n + * DHR12L1 DACC1DHR LL_DAC_DMA_GetRegAddr\n + * DHR8R1 DACC1DHR LL_DAC_DMA_GetRegAddr\n + * DHR12R2 DACC2DHR LL_DAC_DMA_GetRegAddr\n + * DHR12L2 DACC2DHR LL_DAC_DMA_GetRegAddr\n + * DHR8R2 DACC2DHR LL_DAC_DMA_GetRegAddr + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @param Register This parameter can be one of the following values: + * @arg @ref LL_DAC_DMA_REG_DATA_12BITS_RIGHT_ALIGNED + * @arg @ref LL_DAC_DMA_REG_DATA_12BITS_LEFT_ALIGNED + * @arg @ref LL_DAC_DMA_REG_DATA_8BITS_RIGHT_ALIGNED + * @retval DAC register address + */ +__STATIC_INLINE uint32_t LL_DAC_DMA_GetRegAddr(DAC_TypeDef *DACx, uint32_t DAC_Channel, uint32_t Register) +{ + /* Retrieve address of register DHR12Rx, DHR12Lx or DHR8Rx depending on */ + /* DAC channel selected. */ + return ((uint32_t)(__DAC_PTR_REG_OFFSET((DACx)->DHR12R1, ((DAC_Channel >> Register) & DAC_REG_REGOFFSET_MASK_POSBIT0)))); +} +/** + * @} + */ + +/** @defgroup DAC_LL_EF_Operation Operation on DAC channels + * @{ + */ + +/** + * @brief Enable DAC selected channel. + * @rmtoll CR EN1 LL_DAC_Enable\n + * CR EN2 LL_DAC_Enable + * @note After enable from off state, DAC channel requires a delay + * for output voltage to reach accuracy +/- 1 LSB. + * Refer to device datasheet, parameter "tWAKEUP". + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @retval None + */ +__STATIC_INLINE void LL_DAC_Enable(DAC_TypeDef *DACx, uint32_t DAC_Channel) +{ + SET_BIT(DACx->CR, + DAC_CR_EN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)); +} + +/** + * @brief Disable DAC selected channel. + * @rmtoll CR EN1 LL_DAC_Disable\n + * CR EN2 LL_DAC_Disable + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @retval None + */ +__STATIC_INLINE void LL_DAC_Disable(DAC_TypeDef *DACx, uint32_t DAC_Channel) +{ + CLEAR_BIT(DACx->CR, + DAC_CR_EN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)); +} + +/** + * @brief Get DAC enable state of the selected channel. + * (0: DAC channel is disabled, 1: DAC channel is enabled) + * @rmtoll CR EN1 LL_DAC_IsEnabled\n + * CR EN2 LL_DAC_IsEnabled + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DAC_IsEnabled(DAC_TypeDef *DACx, uint32_t DAC_Channel) +{ + return (READ_BIT(DACx->CR, + DAC_CR_EN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)) + == (DAC_CR_EN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK))); +} + +/** + * @brief Enable DAC trigger of the selected channel. + * @note - If DAC trigger is disabled, DAC conversion is performed + * automatically once the data holding register is updated, + * using functions "LL_DAC_ConvertData{8; 12}{Right; Left} Aligned()": + * @ref LL_DAC_ConvertData12RightAligned(), ... + * - If DAC trigger is enabled, DAC conversion is performed + * only when a hardware of software trigger event is occurring. + * Select trigger source using + * function @ref LL_DAC_SetTriggerSource(). + * @rmtoll CR TEN1 LL_DAC_EnableTrigger\n + * CR TEN2 LL_DAC_EnableTrigger + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @retval None + */ +__STATIC_INLINE void LL_DAC_EnableTrigger(DAC_TypeDef *DACx, uint32_t DAC_Channel) +{ + SET_BIT(DACx->CR, + DAC_CR_TEN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)); +} + +/** + * @brief Disable DAC trigger of the selected channel. + * @rmtoll CR TEN1 LL_DAC_DisableTrigger\n + * CR TEN2 LL_DAC_DisableTrigger + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @retval None + */ +__STATIC_INLINE void LL_DAC_DisableTrigger(DAC_TypeDef *DACx, uint32_t DAC_Channel) +{ + CLEAR_BIT(DACx->CR, + DAC_CR_TEN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)); +} + +/** + * @brief Get DAC trigger state of the selected channel. + * (0: DAC trigger is disabled, 1: DAC trigger is enabled) + * @rmtoll CR TEN1 LL_DAC_IsTriggerEnabled\n + * CR TEN2 LL_DAC_IsTriggerEnabled + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DAC_IsTriggerEnabled(DAC_TypeDef *DACx, uint32_t DAC_Channel) +{ + return (READ_BIT(DACx->CR, + DAC_CR_TEN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)) + == (DAC_CR_TEN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK))); +} + +/** + * @brief Trig DAC conversion by software for the selected DAC channel. + * @note Preliminarily, DAC trigger must be set to software trigger + * using function @ref LL_DAC_SetTriggerSource() + * with parameter "LL_DAC_TRIGGER_SOFTWARE". + * and DAC trigger must be enabled using + * function @ref LL_DAC_EnableTrigger(). + * @note For devices featuring DAC with 2 channels: this function + * can perform a SW start of both DAC channels simultaneously. + * Two channels can be selected as parameter. + * Example: (LL_DAC_CHANNEL_1 | LL_DAC_CHANNEL_2) + * @rmtoll SWTRIGR SWTRIG1 LL_DAC_TrigSWConversion\n + * SWTRIGR SWTRIG2 LL_DAC_TrigSWConversion + * @param DACx DAC instance + * @param DAC_Channel This parameter can a combination of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @retval None + */ +__STATIC_INLINE void LL_DAC_TrigSWConversion(DAC_TypeDef *DACx, uint32_t DAC_Channel) +{ + SET_BIT(DACx->SWTRIGR, + (DAC_Channel & DAC_SWTR_CHX_MASK)); +} + +/** + * @brief Set the data to be loaded in the data holding register + * in format 12 bits left alignment (LSB aligned on bit 0), + * for the selected DAC channel. + * @rmtoll DHR12R1 DACC1DHR LL_DAC_ConvertData12RightAligned\n + * DHR12R2 DACC2DHR LL_DAC_ConvertData12RightAligned + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @param Data Value between Min_Data=0x000 and Max_Data=0xFFF + * @retval None + */ +__STATIC_INLINE void LL_DAC_ConvertData12RightAligned(DAC_TypeDef *DACx, uint32_t DAC_Channel, uint32_t Data) +{ + register uint32_t *preg = __DAC_PTR_REG_OFFSET(DACx->DHR12R1, (DAC_Channel >> DAC_REG_DHR12RX_REGOFFSET_BITOFFSET_POS) & DAC_REG_REGOFFSET_MASK_POSBIT0); + + MODIFY_REG(*preg, + DAC_DHR12R1_DACC1DHR, + Data); +} + +/** + * @brief Set the data to be loaded in the data holding register + * in format 12 bits left alignment (MSB aligned on bit 15), + * for the selected DAC channel. + * @rmtoll DHR12L1 DACC1DHR LL_DAC_ConvertData12LeftAligned\n + * DHR12L2 DACC2DHR LL_DAC_ConvertData12LeftAligned + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @param Data Value between Min_Data=0x000 and Max_Data=0xFFF + * @retval None + */ +__STATIC_INLINE void LL_DAC_ConvertData12LeftAligned(DAC_TypeDef *DACx, uint32_t DAC_Channel, uint32_t Data) +{ + register uint32_t *preg = __DAC_PTR_REG_OFFSET(DACx->DHR12R1, (DAC_Channel >> DAC_REG_DHR12LX_REGOFFSET_BITOFFSET_POS) & DAC_REG_REGOFFSET_MASK_POSBIT0); + + MODIFY_REG(*preg, + DAC_DHR12L1_DACC1DHR, + Data); +} + +/** + * @brief Set the data to be loaded in the data holding register + * in format 8 bits left alignment (LSB aligned on bit 0), + * for the selected DAC channel. + * @rmtoll DHR8R1 DACC1DHR LL_DAC_ConvertData8RightAligned\n + * DHR8R2 DACC2DHR LL_DAC_ConvertData8RightAligned + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @param Data Value between Min_Data=0x00 and Max_Data=0xFF + * @retval None + */ +__STATIC_INLINE void LL_DAC_ConvertData8RightAligned(DAC_TypeDef *DACx, uint32_t DAC_Channel, uint32_t Data) +{ + register uint32_t *preg = __DAC_PTR_REG_OFFSET(DACx->DHR12R1, (DAC_Channel >> DAC_REG_DHR8RX_REGOFFSET_BITOFFSET_POS) & DAC_REG_REGOFFSET_MASK_POSBIT0); + + MODIFY_REG(*preg, + DAC_DHR8R1_DACC1DHR, + Data); +} + +#if defined(DAC_CHANNEL2_SUPPORT) +/** + * @brief Set the data to be loaded in the data holding register + * in format 12 bits left alignment (LSB aligned on bit 0), + * for both DAC channels. + * @rmtoll DHR12RD DACC1DHR LL_DAC_ConvertDualData12RightAligned\n + * DHR12RD DACC2DHR LL_DAC_ConvertDualData12RightAligned + * @param DACx DAC instance + * @param DataChannel1 Value between Min_Data=0x000 and Max_Data=0xFFF + * @param DataChannel2 Value between Min_Data=0x000 and Max_Data=0xFFF + * @retval None + */ +__STATIC_INLINE void LL_DAC_ConvertDualData12RightAligned(DAC_TypeDef *DACx, uint32_t DataChannel1, uint32_t DataChannel2) +{ + MODIFY_REG(DACx->DHR12RD, + (DAC_DHR12RD_DACC2DHR | DAC_DHR12RD_DACC1DHR), + ((DataChannel2 << DAC_DHR12RD_DACC2DHR_BITOFFSET_POS) | DataChannel1)); +} + +/** + * @brief Set the data to be loaded in the data holding register + * in format 12 bits left alignment (MSB aligned on bit 15), + * for both DAC channels. + * @rmtoll DHR12LD DACC1DHR LL_DAC_ConvertDualData12LeftAligned\n + * DHR12LD DACC2DHR LL_DAC_ConvertDualData12LeftAligned + * @param DACx DAC instance + * @param DataChannel1 Value between Min_Data=0x000 and Max_Data=0xFFF + * @param DataChannel2 Value between Min_Data=0x000 and Max_Data=0xFFF + * @retval None + */ +__STATIC_INLINE void LL_DAC_ConvertDualData12LeftAligned(DAC_TypeDef *DACx, uint32_t DataChannel1, uint32_t DataChannel2) +{ + /* Note: Data of DAC channel 2 shift value subtracted of 4 because */ + /* data on 16 bits and DAC channel 2 bits field is on the 12 MSB, */ + /* the 4 LSB must be taken into account for the shift value. */ + MODIFY_REG(DACx->DHR12LD, + (DAC_DHR12LD_DACC2DHR | DAC_DHR12LD_DACC1DHR), + ((DataChannel2 << (DAC_DHR12LD_DACC2DHR_BITOFFSET_POS - 4U)) | DataChannel1)); +} + +/** + * @brief Set the data to be loaded in the data holding register + * in format 8 bits left alignment (LSB aligned on bit 0), + * for both DAC channels. + * @rmtoll DHR8RD DACC1DHR LL_DAC_ConvertDualData8RightAligned\n + * DHR8RD DACC2DHR LL_DAC_ConvertDualData8RightAligned + * @param DACx DAC instance + * @param DataChannel1 Value between Min_Data=0x00 and Max_Data=0xFF + * @param DataChannel2 Value between Min_Data=0x00 and Max_Data=0xFF + * @retval None + */ +__STATIC_INLINE void LL_DAC_ConvertDualData8RightAligned(DAC_TypeDef *DACx, uint32_t DataChannel1, uint32_t DataChannel2) +{ + MODIFY_REG(DACx->DHR8RD, + (DAC_DHR8RD_DACC2DHR | DAC_DHR8RD_DACC1DHR), + ((DataChannel2 << DAC_DHR8RD_DACC2DHR_BITOFFSET_POS) | DataChannel1)); +} + +#endif /* DAC_CHANNEL2_SUPPORT */ +/** + * @brief Retrieve output data currently generated for the selected DAC channel. + * @note Whatever alignment and resolution settings + * (using functions "LL_DAC_ConvertData{8; 12}{Right; Left} Aligned()": + * @ref LL_DAC_ConvertData12RightAligned(), ...), + * output data format is 12 bits right aligned (LSB aligned on bit 0). + * @rmtoll DOR1 DACC1DOR LL_DAC_RetrieveOutputData\n + * DOR2 DACC2DOR LL_DAC_RetrieveOutputData + * @param DACx DAC instance + * @param DAC_Channel This parameter can be one of the following values: + * @arg @ref LL_DAC_CHANNEL_1 + * @arg @ref LL_DAC_CHANNEL_2 (1) + * + * (1) On this STM32 serie, parameter not available on all devices. + * Refer to device datasheet for channels availability. + * @retval Value between Min_Data=0x000 and Max_Data=0xFFF + */ +__STATIC_INLINE uint32_t LL_DAC_RetrieveOutputData(DAC_TypeDef *DACx, uint32_t DAC_Channel) +{ + register uint32_t *preg = __DAC_PTR_REG_OFFSET(DACx->DOR1, (DAC_Channel >> DAC_REG_DORX_REGOFFSET_BITOFFSET_POS) & DAC_REG_REGOFFSET_MASK_POSBIT0); + + return (uint16_t) READ_BIT(*preg, DAC_DOR1_DACC1DOR); +} + +/** + * @} + */ + +/** @defgroup DAC_LL_EF_FLAG_Management FLAG Management + * @{ + */ +/** + * @brief Get DAC underrun flag for DAC channel 1 + * @rmtoll SR DMAUDR1 LL_DAC_IsActiveFlag_DMAUDR1 + * @param DACx DAC instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DAC_IsActiveFlag_DMAUDR1(DAC_TypeDef *DACx) +{ + return (READ_BIT(DACx->SR, LL_DAC_FLAG_DMAUDR1) == (LL_DAC_FLAG_DMAUDR1)); +} + +#if defined(DAC_CHANNEL2_SUPPORT) +/** + * @brief Get DAC underrun flag for DAC channel 2 + * @rmtoll SR DMAUDR2 LL_DAC_IsActiveFlag_DMAUDR2 + * @param DACx DAC instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DAC_IsActiveFlag_DMAUDR2(DAC_TypeDef *DACx) +{ + return (READ_BIT(DACx->SR, LL_DAC_FLAG_DMAUDR2) == (LL_DAC_FLAG_DMAUDR2)); +} +#endif /* DAC_CHANNEL2_SUPPORT */ + +/** + * @brief Clear DAC underrun flag for DAC channel 1 + * @rmtoll SR DMAUDR1 LL_DAC_ClearFlag_DMAUDR1 + * @param DACx DAC instance + * @retval None + */ +__STATIC_INLINE void LL_DAC_ClearFlag_DMAUDR1(DAC_TypeDef *DACx) +{ + WRITE_REG(DACx->SR, LL_DAC_FLAG_DMAUDR1); +} + +#if defined(DAC_CHANNEL2_SUPPORT) +/** + * @brief Clear DAC underrun flag for DAC channel 2 + * @rmtoll SR DMAUDR2 LL_DAC_ClearFlag_DMAUDR2 + * @param DACx DAC instance + * @retval None + */ +__STATIC_INLINE void LL_DAC_ClearFlag_DMAUDR2(DAC_TypeDef *DACx) +{ + WRITE_REG(DACx->SR, LL_DAC_FLAG_DMAUDR2); +} +#endif /* DAC_CHANNEL2_SUPPORT */ + +/** + * @} + */ + +/** @defgroup DAC_LL_EF_IT_Management IT management + * @{ + */ + +/** + * @brief Enable DMA underrun interrupt for DAC channel 1 + * @rmtoll CR DMAUDRIE1 LL_DAC_EnableIT_DMAUDR1 + * @param DACx DAC instance + * @retval None + */ +__STATIC_INLINE void LL_DAC_EnableIT_DMAUDR1(DAC_TypeDef *DACx) +{ + SET_BIT(DACx->CR, LL_DAC_IT_DMAUDRIE1); +} + +#if defined(DAC_CHANNEL2_SUPPORT) +/** + * @brief Enable DMA underrun interrupt for DAC channel 2 + * @rmtoll CR DMAUDRIE2 LL_DAC_EnableIT_DMAUDR2 + * @param DACx DAC instance + * @retval None + */ +__STATIC_INLINE void LL_DAC_EnableIT_DMAUDR2(DAC_TypeDef *DACx) +{ + SET_BIT(DACx->CR, LL_DAC_IT_DMAUDRIE2); +} +#endif /* DAC_CHANNEL2_SUPPORT */ + +/** + * @brief Disable DMA underrun interrupt for DAC channel 1 + * @rmtoll CR DMAUDRIE1 LL_DAC_DisableIT_DMAUDR1 + * @param DACx DAC instance + * @retval None + */ +__STATIC_INLINE void LL_DAC_DisableIT_DMAUDR1(DAC_TypeDef *DACx) +{ + CLEAR_BIT(DACx->CR, LL_DAC_IT_DMAUDRIE1); +} + +#if defined(DAC_CHANNEL2_SUPPORT) +/** + * @brief Disable DMA underrun interrupt for DAC channel 2 + * @rmtoll CR DMAUDRIE2 LL_DAC_DisableIT_DMAUDR2 + * @param DACx DAC instance + * @retval None + */ +__STATIC_INLINE void LL_DAC_DisableIT_DMAUDR2(DAC_TypeDef *DACx) +{ + CLEAR_BIT(DACx->CR, LL_DAC_IT_DMAUDRIE2); +} +#endif /* DAC_CHANNEL2_SUPPORT */ + +/** + * @brief Get DMA underrun interrupt for DAC channel 1 + * @rmtoll CR DMAUDRIE1 LL_DAC_IsEnabledIT_DMAUDR1 + * @param DACx DAC instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DAC_IsEnabledIT_DMAUDR1(DAC_TypeDef *DACx) +{ + return (READ_BIT(DACx->CR, LL_DAC_IT_DMAUDRIE1) == (LL_DAC_IT_DMAUDRIE1)); +} + +#if defined(DAC_CHANNEL2_SUPPORT) +/** + * @brief Get DMA underrun interrupt for DAC channel 2 + * @rmtoll CR DMAUDRIE2 LL_DAC_IsEnabledIT_DMAUDR2 + * @param DACx DAC instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DAC_IsEnabledIT_DMAUDR2(DAC_TypeDef *DACx) +{ + return (READ_BIT(DACx->CR, LL_DAC_IT_DMAUDRIE2) == (LL_DAC_IT_DMAUDRIE2)); +} +#endif /* DAC_CHANNEL2_SUPPORT */ + +/** + * @} + */ + +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup DAC_LL_EF_Init Initialization and de-initialization functions + * @{ + */ + +ErrorStatus LL_DAC_DeInit(DAC_TypeDef* DACx); +ErrorStatus LL_DAC_Init(DAC_TypeDef* DACx, uint32_t DAC_Channel, LL_DAC_InitTypeDef* DAC_InitStruct); +void LL_DAC_StructInit(LL_DAC_InitTypeDef* DAC_InitStruct); + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* DAC1 */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L0xx_LL_DAC_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_dma.c b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_dma.c new file mode 100644 index 0000000000..1cf459876d --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_dma.c @@ -0,0 +1,397 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_dma.c + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief DMA LL module driver. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ +#if defined(USE_FULL_LL_DRIVER) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx_ll_dma.h" +#include "stm32l0xx_ll_bus.h" +#ifdef USE_FULL_ASSERT +#include "stm32_assert.h" +#else +#define assert_param(expr) ((void)0U) +#endif + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (DMA1) + +/** @defgroup DMA_LL DMA + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ +/** @addtogroup DMA_LL_Private_Macros + * @{ + */ +#define IS_LL_DMA_DIRECTION(__VALUE__) (((__VALUE__) == LL_DMA_DIRECTION_PERIPH_TO_MEMORY) || \ + ((__VALUE__) == LL_DMA_DIRECTION_MEMORY_TO_PERIPH) || \ + ((__VALUE__) == LL_DMA_DIRECTION_MEMORY_TO_MEMORY)) + +#define IS_LL_DMA_MODE(__VALUE__) (((__VALUE__) == LL_DMA_MODE_NORMAL) || \ + ((__VALUE__) == LL_DMA_MODE_CIRCULAR)) + +#define IS_LL_DMA_PERIPHINCMODE(__VALUE__) (((__VALUE__) == LL_DMA_PERIPH_INCREMENT) || \ + ((__VALUE__) == LL_DMA_PERIPH_NOINCREMENT)) + +#define IS_LL_DMA_MEMORYINCMODE(__VALUE__) (((__VALUE__) == LL_DMA_MEMORY_INCREMENT) || \ + ((__VALUE__) == LL_DMA_MEMORY_NOINCREMENT)) + +#define IS_LL_DMA_PERIPHDATASIZE(__VALUE__) (((__VALUE__) == LL_DMA_PDATAALIGN_BYTE) || \ + ((__VALUE__) == LL_DMA_PDATAALIGN_HALFWORD) || \ + ((__VALUE__) == LL_DMA_PDATAALIGN_WORD)) + +#define IS_LL_DMA_MEMORYDATASIZE(__VALUE__) (((__VALUE__) == LL_DMA_MDATAALIGN_BYTE) || \ + ((__VALUE__) == LL_DMA_MDATAALIGN_HALFWORD) || \ + ((__VALUE__) == LL_DMA_MDATAALIGN_WORD)) + +#define IS_LL_DMA_NBDATA(__VALUE__) ((__VALUE__) <= (uint32_t)0x0000FFFFU) + +#define IS_LL_DMA_PERIPHREQUEST(__VALUE__) (((__VALUE__) == LL_DMA_REQUEST_0) || \ + ((__VALUE__) == LL_DMA_REQUEST_1) || \ + ((__VALUE__) == LL_DMA_REQUEST_2) || \ + ((__VALUE__) == LL_DMA_REQUEST_3) || \ + ((__VALUE__) == LL_DMA_REQUEST_4) || \ + ((__VALUE__) == LL_DMA_REQUEST_5) || \ + ((__VALUE__) == LL_DMA_REQUEST_6) || \ + ((__VALUE__) == LL_DMA_REQUEST_7) || \ + ((__VALUE__) == LL_DMA_REQUEST_8) || \ + ((__VALUE__) == LL_DMA_REQUEST_9) || \ + ((__VALUE__) == LL_DMA_REQUEST_10) || \ + ((__VALUE__) == LL_DMA_REQUEST_11) || \ + ((__VALUE__) == LL_DMA_REQUEST_12) || \ + ((__VALUE__) == LL_DMA_REQUEST_13) || \ + ((__VALUE__) == LL_DMA_REQUEST_14) || \ + ((__VALUE__) == LL_DMA_REQUEST_15)) + +#define IS_LL_DMA_PRIORITY(__VALUE__) (((__VALUE__) == LL_DMA_PRIORITY_LOW) || \ + ((__VALUE__) == LL_DMA_PRIORITY_MEDIUM) || \ + ((__VALUE__) == LL_DMA_PRIORITY_HIGH) || \ + ((__VALUE__) == LL_DMA_PRIORITY_VERYHIGH)) + +#if defined (DMA1_Channel6) && defined (DMA1_Channel7) +#define IS_LL_DMA_ALL_CHANNEL_INSTANCE(INSTANCE, CHANNEL) ((((INSTANCE) == DMA1) && \ + (((CHANNEL) == LL_DMA_CHANNEL_1)|| \ + ((CHANNEL) == LL_DMA_CHANNEL_2) || \ + ((CHANNEL) == LL_DMA_CHANNEL_3) || \ + ((CHANNEL) == LL_DMA_CHANNEL_4) || \ + ((CHANNEL) == LL_DMA_CHANNEL_5) || \ + ((CHANNEL) == LL_DMA_CHANNEL_6) || \ + ((CHANNEL) == LL_DMA_CHANNEL_7)))) +#elif defined (DMA1_Channel6) +#define IS_LL_DMA_ALL_CHANNEL_INSTANCE(INSTANCE, CHANNEL) ((((INSTANCE) == DMA1) && \ + (((CHANNEL) == LL_DMA_CHANNEL_1)|| \ + ((CHANNEL) == LL_DMA_CHANNEL_2) || \ + ((CHANNEL) == LL_DMA_CHANNEL_3) || \ + ((CHANNEL) == LL_DMA_CHANNEL_4) || \ + ((CHANNEL) == LL_DMA_CHANNEL_5) || \ + ((CHANNEL) == LL_DMA_CHANNEL_6)))) +#else +#define IS_LL_DMA_ALL_CHANNEL_INSTANCE(INSTANCE, CHANNEL) ((((INSTANCE) == DMA1) && \ + (((CHANNEL) == LL_DMA_CHANNEL_1)|| \ + ((CHANNEL) == LL_DMA_CHANNEL_2) || \ + ((CHANNEL) == LL_DMA_CHANNEL_3) || \ + ((CHANNEL) == LL_DMA_CHANNEL_4) || \ + ((CHANNEL) == LL_DMA_CHANNEL_5)))) +#endif /* DMA1_Channel6 && DMA1_Channel7 */ +/** + * @} + */ + +/* Private function prototypes -----------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup DMA_LL_Exported_Functions + * @{ + */ + +/** @addtogroup DMA_LL_EF_Init + * @{ + */ + +/** + * @brief De-initialize the DMA registers to their default reset values. + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 (*) + * @arg @ref LL_DMA_CHANNEL_7 (*) + * @arg @ref LL_DMA_CHANNEL_ALL + * + * (*) value not defined in all devices + * @retval An ErrorStatus enumeration value: + * - SUCCESS: DMA registers are de-initialized + * - ERROR: DMA registers are not de-initialized + */ +uint32_t LL_DMA_DeInit(DMA_TypeDef *DMAx, uint32_t Channel) +{ + DMA_Channel_TypeDef *tmp = (DMA_Channel_TypeDef *)DMA1_Channel1; + ErrorStatus status = SUCCESS; + + /* Check the DMA Instance DMAx and Channel parameters*/ + assert_param(IS_LL_DMA_ALL_CHANNEL_INSTANCE(DMAx, Channel) || (Channel == LL_DMA_CHANNEL_ALL)); + + if (Channel == LL_DMA_CHANNEL_ALL) + { + if (DMAx == DMA1) + { + /* Force reset of DMA clock */ + LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_DMA1); + + /* Release reset of DMA clock */ + LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_DMA1); + } +#if defined(DMA2) + else if (DMAx == DMA2) + { + /* Force reset of DMA clock */ + LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_DMA2); + + /* Release reset of DMA clock */ + LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_DMA2); + } +#endif + else + { + status = ERROR; + } + } + else + { + tmp = (DMA_Channel_TypeDef *)(__LL_DMA_GET_CHANNEL_INSTANCE(DMAx, Channel)); + + /* Disable the selected DMAx_Channely */ + CLEAR_BIT(tmp->CCR, DMA_CCR_EN); + + /* Reset DMAx_Channely control register */ + LL_DMA_WriteReg(tmp, CCR, 0U); + + /* Reset DMAx_Channely remaining bytes register */ + LL_DMA_WriteReg(tmp, CNDTR, 0U); + + /* Reset DMAx_Channely peripheral address register */ + LL_DMA_WriteReg(tmp, CPAR, 0U); + + /* Reset DMAx_Channely memory address register */ + LL_DMA_WriteReg(tmp, CMAR, 0U); + + /* Reset Request register field for DMAx Channel */ + LL_DMA_SetPeriphRequest(DMAx, Channel, LL_DMA_REQUEST_0); + + if (Channel == LL_DMA_CHANNEL_1) + { + /* Reset interrupt pending bits for DMAx Channel1 */ + LL_DMA_ClearFlag_GI1(DMAx); + } + else if (Channel == LL_DMA_CHANNEL_2) + { + /* Reset interrupt pending bits for DMAx Channel2 */ + LL_DMA_ClearFlag_GI2(DMAx); + } + else if (Channel == LL_DMA_CHANNEL_3) + { + /* Reset interrupt pending bits for DMAx Channel3 */ + LL_DMA_ClearFlag_GI3(DMAx); + } + else if (Channel == LL_DMA_CHANNEL_4) + { + /* Reset interrupt pending bits for DMAx Channel4 */ + LL_DMA_ClearFlag_GI4(DMAx); + } + else if (Channel == LL_DMA_CHANNEL_5) + { + /* Reset interrupt pending bits for DMAx Channel5 */ + LL_DMA_ClearFlag_GI5(DMAx); + } + +#if defined(DMA1_Channel6) + else if (Channel == LL_DMA_CHANNEL_6) + { + /* Reset interrupt pending bits for DMAx Channel6 */ + LL_DMA_ClearFlag_GI6(DMAx); + } +#endif +#if defined(DMA1_Channel7) + else if (Channel == LL_DMA_CHANNEL_7) + { + /* Reset interrupt pending bits for DMAx Channel7 */ + LL_DMA_ClearFlag_GI7(DMAx); + } +#endif + else + { + status = ERROR; + } + } + + return status; +} + +/** + * @brief Initialize the DMA registers according to the specified parameters in DMA_InitStruct. + * @note To convert DMAx_Channely Instance to DMAx Instance and Channely, use helper macros : + * @arg @ref __LL_DMA_GET_INSTANCE + * @arg @ref __LL_DMA_GET_CHANNEL + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 (*) + * @arg @ref LL_DMA_CHANNEL_7 (*) + * + * (*) value not defined in all devices + * @param DMA_InitStruct pointer to a @ref LL_DMA_InitTypeDef structure. + * @retval An ErrorStatus enumeration value: + * - SUCCESS: DMA registers are initialized + * - ERROR: Not applicable + */ +uint32_t LL_DMA_Init(DMA_TypeDef *DMAx, uint32_t Channel, LL_DMA_InitTypeDef *DMA_InitStruct) +{ + /* Check the DMA Instance DMAx and Channel parameters*/ + assert_param(IS_LL_DMA_ALL_CHANNEL_INSTANCE(DMAx, Channel)); + + /* Check the DMA parameters from DMA_InitStruct */ + assert_param(IS_LL_DMA_DIRECTION(DMA_InitStruct->Direction)); + assert_param(IS_LL_DMA_MODE(DMA_InitStruct->Mode)); + assert_param(IS_LL_DMA_PERIPHINCMODE(DMA_InitStruct->PeriphOrM2MSrcIncMode)); + assert_param(IS_LL_DMA_MEMORYINCMODE(DMA_InitStruct->MemoryOrM2MDstIncMode)); + assert_param(IS_LL_DMA_PERIPHDATASIZE(DMA_InitStruct->PeriphOrM2MSrcDataSize)); + assert_param(IS_LL_DMA_MEMORYDATASIZE(DMA_InitStruct->MemoryOrM2MDstDataSize)); + assert_param(IS_LL_DMA_NBDATA(DMA_InitStruct->NbData)); + assert_param(IS_LL_DMA_PERIPHREQUEST(DMA_InitStruct->PeriphRequest)); + assert_param(IS_LL_DMA_PRIORITY(DMA_InitStruct->Priority)); + + /*---------------------------- DMAx CCR Configuration ------------------------ + * Configure DMAx_Channely: data transfer direction, data transfer mode, + * peripheral and memory increment mode, + * data size alignment and priority level with parameters : + * - Direction: DMA_CCR_DIR and DMA_CCR_MEM2MEM bits + * - Mode: DMA_CCR_CIRC bit + * - PeriphOrM2MSrcIncMode: DMA_CCR_PINC bit + * - MemoryOrM2MDstIncMode: DMA_CCR_MINC bit + * - PeriphOrM2MSrcDataSize: DMA_CCR_PSIZE[1:0] bits + * - MemoryOrM2MDstDataSize: DMA_CCR_MSIZE[1:0] bits + * - Priority: DMA_CCR_PL[1:0] bits + */ + LL_DMA_ConfigTransfer(DMAx, Channel, DMA_InitStruct->Direction | \ + DMA_InitStruct->Mode | \ + DMA_InitStruct->PeriphOrM2MSrcIncMode | \ + DMA_InitStruct->MemoryOrM2MDstIncMode | \ + DMA_InitStruct->PeriphOrM2MSrcDataSize | \ + DMA_InitStruct->MemoryOrM2MDstDataSize | \ + DMA_InitStruct->Priority); + + /*-------------------------- DMAx CMAR Configuration ------------------------- + * Configure the memory or destination base address with parameter : + * - MemoryOrM2MDstAddress: DMA_CMAR_MA[31:0] bits + */ + LL_DMA_SetMemoryAddress(DMAx, Channel, DMA_InitStruct->MemoryOrM2MDstAddress); + + /*-------------------------- DMAx CPAR Configuration ------------------------- + * Configure the peripheral or source base address with parameter : + * - PeriphOrM2MSrcAddress: DMA_CPAR_PA[31:0] bits + */ + LL_DMA_SetPeriphAddress(DMAx, Channel, DMA_InitStruct->PeriphOrM2MSrcAddress); + + /*--------------------------- DMAx CNDTR Configuration ----------------------- + * Configure the peripheral base address with parameter : + * - NbData: DMA_CNDTR_NDT[15:0] bits + */ + LL_DMA_SetDataLength(DMAx, Channel, DMA_InitStruct->NbData); + + /*--------------------------- DMAx CSELR Configuration ----------------------- + * Configure the peripheral base address with parameter : + * - PeriphRequest: DMA_CSELR[31:0] bits + */ + LL_DMA_SetPeriphRequest(DMAx, Channel, DMA_InitStruct->PeriphRequest); + + return SUCCESS; +} + +/** + * @brief Set each @ref LL_DMA_InitTypeDef field to default value. + * @param DMA_InitStruct Pointer to a @ref LL_DMA_InitTypeDef structure. + * @retval None + */ +void LL_DMA_StructInit(LL_DMA_InitTypeDef *DMA_InitStruct) +{ + /* Set DMA_InitStruct fields to default values */ + DMA_InitStruct->PeriphOrM2MSrcAddress = (uint32_t)0x00000000U; + DMA_InitStruct->MemoryOrM2MDstAddress = (uint32_t)0x00000000U; + DMA_InitStruct->Direction = LL_DMA_DIRECTION_PERIPH_TO_MEMORY; + DMA_InitStruct->Mode = LL_DMA_MODE_NORMAL; + DMA_InitStruct->PeriphOrM2MSrcIncMode = LL_DMA_PERIPH_NOINCREMENT; + DMA_InitStruct->MemoryOrM2MDstIncMode = LL_DMA_MEMORY_NOINCREMENT; + DMA_InitStruct->PeriphOrM2MSrcDataSize = LL_DMA_PDATAALIGN_BYTE; + DMA_InitStruct->MemoryOrM2MDstDataSize = LL_DMA_MDATAALIGN_BYTE; + DMA_InitStruct->NbData = (uint32_t)0x00000000U; + DMA_InitStruct->PeriphRequest = LL_DMA_REQUEST_0; + DMA_InitStruct->Priority = LL_DMA_PRIORITY_LOW; +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* DMA1 */ + +/** + * @} + */ + +#endif /* USE_FULL_LL_DRIVER */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_dma.h b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_dma.h new file mode 100644 index 0000000000..0b93dfce43 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_dma.h @@ -0,0 +1,2155 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_dma.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief Header file of DMA LL module. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L0xx_LL_DMA_H +#define __STM32L0xx_LL_DMA_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (DMA1) + +/** @defgroup DMA_LL DMA + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/** @defgroup DMA_LL_Private_Variables DMA Private Variables + * @{ + */ +/* Array used to get the DMA channel register offset versus channel index LL_DMA_CHANNEL_x */ +static const uint8_t CHANNEL_OFFSET_TAB[] = +{ + (uint8_t)(DMA1_Channel1_BASE - DMA1_BASE), + (uint8_t)(DMA1_Channel2_BASE - DMA1_BASE), + (uint8_t)(DMA1_Channel3_BASE - DMA1_BASE), + (uint8_t)(DMA1_Channel4_BASE - DMA1_BASE), + (uint8_t)(DMA1_Channel5_BASE - DMA1_BASE), +#if defined(DMA1_Channel6) + (uint8_t)(DMA1_Channel6_BASE - DMA1_BASE), +#endif /*DMA1_Channel6*/ +#if defined(DMA1_Channel7) + (uint8_t)(DMA1_Channel7_BASE - DMA1_BASE) +#endif /*DMA1_Channel7*/ +}; +/** + * @} + */ + +/* Private constants ---------------------------------------------------------*/ +/** @defgroup DMA_LL_Private_Constants DMA Private Constants + * @{ + */ +/* Define used to get CSELR register offset */ +#define DMA_CSELR_OFFSET (uint32_t)(DMA1_CSELR_BASE - DMA1_BASE) + +/* Defines used for the bit position in the register and perform offsets */ +#define DMA_POSITION_CSELR_CXS ((Channel-1U)*4U) +/** + * @} + */ + +/* Private macros ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup DMA_LL_Private_Macros DMA Private Macros + * @{ + */ +/** + * @} + */ +#endif /*USE_FULL_LL_DRIVER*/ + +/* Exported types ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup DMA_LL_ES_INIT DMA Exported Init structure + * @{ + */ +typedef struct +{ + uint32_t PeriphOrM2MSrcAddress; /*!< Specifies the peripheral base address for DMA transfer + or as Source base address in case of memory to memory transfer direction. + + This parameter must be a value between Min_Data = 0 and Max_Data = 0xFFFFFFFF. */ + + uint32_t MemoryOrM2MDstAddress; /*!< Specifies the memory base address for DMA transfer + or as Destination base address in case of memory to memory transfer direction. + + This parameter must be a value between Min_Data = 0 and Max_Data = 0xFFFFFFFF. */ + + uint32_t Direction; /*!< Specifies if the data will be transferred from memory to peripheral, + from memory to memory or from peripheral to memory. + This parameter can be a value of @ref DMA_LL_EC_DIRECTION + + This feature can be modified afterwards using unitary function @ref LL_DMA_SetDataTransferDirection(). */ + + uint32_t Mode; /*!< Specifies the normal or circular operation mode. + This parameter can be a value of @ref DMA_LL_EC_MODE + @note: The circular buffer mode cannot be used if the memory to memory + data transfer direction is configured on the selected Channel + + This feature can be modified afterwards using unitary function @ref LL_DMA_SetMode(). */ + + uint32_t PeriphOrM2MSrcIncMode; /*!< Specifies whether the Peripheral address or Source address in case of memory to memory transfer direction + is incremented or not. + This parameter can be a value of @ref DMA_LL_EC_PERIPH + + This feature can be modified afterwards using unitary function @ref LL_DMA_SetPeriphIncMode(). */ + + uint32_t MemoryOrM2MDstIncMode; /*!< Specifies whether the Memory address or Destination address in case of memory to memory transfer direction + is incremented or not. + This parameter can be a value of @ref DMA_LL_EC_MEMORY + + This feature can be modified afterwards using unitary function @ref LL_DMA_SetMemoryIncMode(). */ + + uint32_t PeriphOrM2MSrcDataSize; /*!< Specifies the Peripheral data size alignment or Source data size alignment (byte, half word, word) + in case of memory to memory transfer direction. + This parameter can be a value of @ref DMA_LL_EC_PDATAALIGN + + This feature can be modified afterwards using unitary function @ref LL_DMA_SetPeriphSize(). */ + + uint32_t MemoryOrM2MDstDataSize; /*!< Specifies the Memory data size alignment or Destination data size alignment (byte, half word, word) + in case of memory to memory transfer direction. + This parameter can be a value of @ref DMA_LL_EC_MDATAALIGN + + This feature can be modified afterwards using unitary function @ref LL_DMA_SetMemorySize(). */ + + uint32_t NbData; /*!< Specifies the number of data to transfer, in data unit. + The data unit is equal to the source buffer configuration set in PeripheralSize + or MemorySize parameters depending in the transfer direction. + This parameter must be a value between Min_Data = 0 and Max_Data = 0x0000FFFF + + This feature can be modified afterwards using unitary function @ref LL_DMA_SetDataLength(). */ + + uint32_t PeriphRequest; /*!< Specifies the peripheral request. + This parameter can be a value of @ref DMA_LL_EC_REQUEST + + This feature can be modified afterwards using unitary function @ref LL_DMA_SetPeriphRequest(). */ + + uint32_t Priority; /*!< Specifies the channel priority level. + This parameter can be a value of @ref DMA_LL_EC_PRIORITY + + This feature can be modified afterwards using unitary function @ref LL_DMA_SetChannelPriorityLevel(). */ + +} LL_DMA_InitTypeDef; +/** + * @} + */ +#endif /*USE_FULL_LL_DRIVER*/ + +/* Exported constants --------------------------------------------------------*/ +/** @defgroup DMA_LL_Exported_Constants DMA Exported Constants + * @{ + */ +/** @defgroup DMA_LL_EC_CLEAR_FLAG Clear Flags Defines + * @brief Flags defines which can be used with LL_DMA_WriteReg function + * @{ + */ +#define LL_DMA_IFCR_CGIF1 DMA_IFCR_CGIF1 /*!< Channel 1 global flag */ +#define LL_DMA_IFCR_CTCIF1 DMA_IFCR_CTCIF1 /*!< Channel 1 transfer complete flag */ +#define LL_DMA_IFCR_CHTIF1 DMA_IFCR_CHTIF1 /*!< Channel 1 half transfer flag */ +#define LL_DMA_IFCR_CTEIF1 DMA_IFCR_CTEIF1 /*!< Channel 1 transfer error flag */ +#define LL_DMA_IFCR_CGIF2 DMA_IFCR_CGIF2 /*!< Channel 2 global flag */ +#define LL_DMA_IFCR_CTCIF2 DMA_IFCR_CTCIF2 /*!< Channel 2 transfer complete flag */ +#define LL_DMA_IFCR_CHTIF2 DMA_IFCR_CHTIF2 /*!< Channel 2 half transfer flag */ +#define LL_DMA_IFCR_CTEIF2 DMA_IFCR_CTEIF2 /*!< Channel 2 transfer error flag */ +#define LL_DMA_IFCR_CGIF3 DMA_IFCR_CGIF3 /*!< Channel 3 global flag */ +#define LL_DMA_IFCR_CTCIF3 DMA_IFCR_CTCIF3 /*!< Channel 3 transfer complete flag */ +#define LL_DMA_IFCR_CHTIF3 DMA_IFCR_CHTIF3 /*!< Channel 3 half transfer flag */ +#define LL_DMA_IFCR_CTEIF3 DMA_IFCR_CTEIF3 /*!< Channel 3 transfer error flag */ +#define LL_DMA_IFCR_CGIF4 DMA_IFCR_CGIF4 /*!< Channel 4 global flag */ +#define LL_DMA_IFCR_CTCIF4 DMA_IFCR_CTCIF4 /*!< Channel 4 transfer complete flag */ +#define LL_DMA_IFCR_CHTIF4 DMA_IFCR_CHTIF4 /*!< Channel 4 half transfer flag */ +#define LL_DMA_IFCR_CTEIF4 DMA_IFCR_CTEIF4 /*!< Channel 4 transfer error flag */ +#define LL_DMA_IFCR_CGIF5 DMA_IFCR_CGIF5 /*!< Channel 5 global flag */ +#define LL_DMA_IFCR_CTCIF5 DMA_IFCR_CTCIF5 /*!< Channel 5 transfer complete flag */ +#define LL_DMA_IFCR_CHTIF5 DMA_IFCR_CHTIF5 /*!< Channel 5 half transfer flag */ +#define LL_DMA_IFCR_CTEIF5 DMA_IFCR_CTEIF5 /*!< Channel 5 transfer error flag */ +#if defined(DMA1_Channel6) +#define LL_DMA_IFCR_CGIF6 DMA_IFCR_CGIF6 /*!< Channel 6 global flag */ +#define LL_DMA_IFCR_CTCIF6 DMA_IFCR_CTCIF6 /*!< Channel 6 transfer complete flag */ +#define LL_DMA_IFCR_CHTIF6 DMA_IFCR_CHTIF6 /*!< Channel 6 half transfer flag */ +#define LL_DMA_IFCR_CTEIF6 DMA_IFCR_CTEIF6 /*!< Channel 6 transfer error flag */ +#endif +#if defined(DMA1_Channel7) +#define LL_DMA_IFCR_CGIF7 DMA_IFCR_CGIF7 /*!< Channel 7 global flag */ +#define LL_DMA_IFCR_CTCIF7 DMA_IFCR_CTCIF7 /*!< Channel 7 transfer complete flag */ +#define LL_DMA_IFCR_CHTIF7 DMA_IFCR_CHTIF7 /*!< Channel 7 half transfer flag */ +#define LL_DMA_IFCR_CTEIF7 DMA_IFCR_CTEIF7 /*!< Channel 7 transfer error flag */ +#endif +/** + * @} + */ + +/** @defgroup DMA_LL_EC_GET_FLAG Get Flags Defines + * @brief Flags defines which can be used with LL_DMA_ReadReg function + * @{ + */ +#define LL_DMA_ISR_GIF1 DMA_ISR_GIF1 /*!< Channel 1 global flag */ +#define LL_DMA_ISR_TCIF1 DMA_ISR_TCIF1 /*!< Channel 1 transfer complete flag */ +#define LL_DMA_ISR_HTIF1 DMA_ISR_HTIF1 /*!< Channel 1 half transfer flag */ +#define LL_DMA_ISR_TEIF1 DMA_ISR_TEIF1 /*!< Channel 1 transfer error flag */ +#define LL_DMA_ISR_GIF2 DMA_ISR_GIF2 /*!< Channel 2 global flag */ +#define LL_DMA_ISR_TCIF2 DMA_ISR_TCIF2 /*!< Channel 2 transfer complete flag */ +#define LL_DMA_ISR_HTIF2 DMA_ISR_HTIF2 /*!< Channel 2 half transfer flag */ +#define LL_DMA_ISR_TEIF2 DMA_ISR_TEIF2 /*!< Channel 2 transfer error flag */ +#define LL_DMA_ISR_GIF3 DMA_ISR_GIF3 /*!< Channel 3 global flag */ +#define LL_DMA_ISR_TCIF3 DMA_ISR_TCIF3 /*!< Channel 3 transfer complete flag */ +#define LL_DMA_ISR_HTIF3 DMA_ISR_HTIF3 /*!< Channel 3 half transfer flag */ +#define LL_DMA_ISR_TEIF3 DMA_ISR_TEIF3 /*!< Channel 3 transfer error flag */ +#define LL_DMA_ISR_GIF4 DMA_ISR_GIF4 /*!< Channel 4 global flag */ +#define LL_DMA_ISR_TCIF4 DMA_ISR_TCIF4 /*!< Channel 4 transfer complete flag */ +#define LL_DMA_ISR_HTIF4 DMA_ISR_HTIF4 /*!< Channel 4 half transfer flag */ +#define LL_DMA_ISR_TEIF4 DMA_ISR_TEIF4 /*!< Channel 4 transfer error flag */ +#define LL_DMA_ISR_GIF5 DMA_ISR_GIF5 /*!< Channel 5 global flag */ +#define LL_DMA_ISR_TCIF5 DMA_ISR_TCIF5 /*!< Channel 5 transfer complete flag */ +#define LL_DMA_ISR_HTIF5 DMA_ISR_HTIF5 /*!< Channel 5 half transfer flag */ +#define LL_DMA_ISR_TEIF5 DMA_ISR_TEIF5 /*!< Channel 5 transfer error flag */ +#if defined(DMA1_Channel6) +#define LL_DMA_ISR_GIF6 DMA_ISR_GIF6 /*!< Channel 6 global flag */ +#define LL_DMA_ISR_TCIF6 DMA_ISR_TCIF6 /*!< Channel 6 transfer complete flag */ +#define LL_DMA_ISR_HTIF6 DMA_ISR_HTIF6 /*!< Channel 6 half transfer flag */ +#define LL_DMA_ISR_TEIF6 DMA_ISR_TEIF6 /*!< Channel 6 transfer error flag */ +#endif +#if defined(DMA1_Channel7) +#define LL_DMA_ISR_GIF7 DMA_ISR_GIF7 /*!< Channel 7 global flag */ +#define LL_DMA_ISR_TCIF7 DMA_ISR_TCIF7 /*!< Channel 7 transfer complete flag */ +#define LL_DMA_ISR_HTIF7 DMA_ISR_HTIF7 /*!< Channel 7 half transfer flag */ +#define LL_DMA_ISR_TEIF7 DMA_ISR_TEIF7 /*!< Channel 7 transfer error flag */ +#endif +/** + * @} + */ + +/** @defgroup DMA_LL_EC_IT IT Defines + * @brief IT defines which can be used with LL_DMA_ReadReg and LL_DMA_WriteReg functions + * @{ + */ +#define LL_DMA_CCR_TCIE DMA_CCR_TCIE /*!< Transfer complete interrupt */ +#define LL_DMA_CCR_HTIE DMA_CCR_HTIE /*!< Half Transfer interrupt */ +#define LL_DMA_CCR_TEIE DMA_CCR_TEIE /*!< Transfer error interrupt */ +/** + * @} + */ + +/** @defgroup DMA_LL_EC_CHANNEL CHANNEL + * @{ + */ +#define LL_DMA_CHANNEL_1 ((uint32_t)0x00000001U) /*!< DMA Channel 1 */ +#define LL_DMA_CHANNEL_2 ((uint32_t)0x00000002U) /*!< DMA Channel 2 */ +#define LL_DMA_CHANNEL_3 ((uint32_t)0x00000003U) /*!< DMA Channel 3 */ +#define LL_DMA_CHANNEL_4 ((uint32_t)0x00000004U) /*!< DMA Channel 4 */ +#define LL_DMA_CHANNEL_5 ((uint32_t)0x00000005U) /*!< DMA Channel 5 */ +#if defined(DMA1_Channel6) +#define LL_DMA_CHANNEL_6 ((uint32_t)0x00000006U) /*!< DMA Channel 6 */ +#endif +#if defined(DMA1_Channel7) +#define LL_DMA_CHANNEL_7 ((uint32_t)0x00000007U) /*!< DMA Channel 7 */ +#endif +#if defined(USE_FULL_LL_DRIVER) +#define LL_DMA_CHANNEL_ALL ((uint32_t)0xFFFF0000U) /*!< DMA Channel all (used only for function @ref LL_DMA_DeInit(). */ +#endif /*USE_FULL_LL_DRIVER*/ +/** + * @} + */ + +/** @defgroup DMA_LL_EC_DIRECTION Transfer Direction + * @{ + */ +#define LL_DMA_DIRECTION_PERIPH_TO_MEMORY ((uint32_t)0x00000000U) /*!< Peripheral to memory direction */ +#define LL_DMA_DIRECTION_MEMORY_TO_PERIPH DMA_CCR_DIR /*!< Memory to peripheral direction */ +#define LL_DMA_DIRECTION_MEMORY_TO_MEMORY DMA_CCR_MEM2MEM /*!< Memory to memory direction */ +/** + * @} + */ + +/** @defgroup DMA_LL_EC_MODE Transfer mode + * @{ + */ +#define LL_DMA_MODE_NORMAL ((uint32_t)0x00000000U) /*!< Normal Mode */ +#define LL_DMA_MODE_CIRCULAR DMA_CCR_CIRC /*!< Circular Mode */ +/** + * @} + */ + +/** @defgroup DMA_LL_EC_PERIPH Peripheral increment mode + * @{ + */ +#define LL_DMA_PERIPH_INCREMENT DMA_CCR_PINC /*!< Peripheral increment mode Enable */ +#define LL_DMA_PERIPH_NOINCREMENT ((uint32_t)0x00000000U) /*!< Peripheral increment mode Disable */ +/** + * @} + */ + +/** @defgroup DMA_LL_EC_MEMORY Memory increment mode + * @{ + */ +#define LL_DMA_MEMORY_INCREMENT DMA_CCR_MINC /*!< Memory increment mode Enable */ +#define LL_DMA_MEMORY_NOINCREMENT ((uint32_t)0x00000000U) /*!< Memory increment mode Disable */ +/** + * @} + */ + +/** @defgroup DMA_LL_EC_PDATAALIGN Peripheral data alignment + * @{ + */ +#define LL_DMA_PDATAALIGN_BYTE ((uint32_t)0x00000000U) /*!< Peripheral data alignment : Byte */ +#define LL_DMA_PDATAALIGN_HALFWORD DMA_CCR_PSIZE_0 /*!< Peripheral data alignment : HalfWord */ +#define LL_DMA_PDATAALIGN_WORD DMA_CCR_PSIZE_1 /*!< Peripheral data alignment : Word */ +/** + * @} + */ + +/** @defgroup DMA_LL_EC_MDATAALIGN Memory data alignment + * @{ + */ +#define LL_DMA_MDATAALIGN_BYTE ((uint32_t)0x00000000U) /*!< Memory data alignment : Byte */ +#define LL_DMA_MDATAALIGN_HALFWORD DMA_CCR_MSIZE_0 /*!< Memory data alignment : HalfWord */ +#define LL_DMA_MDATAALIGN_WORD DMA_CCR_MSIZE_1 /*!< Memory data alignment : Word */ +/** + * @} + */ + +/** @defgroup DMA_LL_EC_PRIORITY Transfer Priority level + * @{ + */ +#define LL_DMA_PRIORITY_LOW ((uint32_t)0x00000000U) /*!< Priority level : Low */ +#define LL_DMA_PRIORITY_MEDIUM DMA_CCR_PL_0 /*!< Priority level : Medium */ +#define LL_DMA_PRIORITY_HIGH DMA_CCR_PL_1 /*!< Priority level : High */ +#define LL_DMA_PRIORITY_VERYHIGH DMA_CCR_PL /*!< Priority level : Very_High */ +/** + * @} + */ + +/** @defgroup DMA_LL_EC_REQUEST Transfer peripheral request + * @{ + */ +#define LL_DMA_REQUEST_0 ((uint32_t)0x00000000U) /*!< DMA peripheral request 0 */ +#define LL_DMA_REQUEST_1 ((uint32_t)0x00000001U) /*!< DMA peripheral request 1 */ +#define LL_DMA_REQUEST_2 ((uint32_t)0x00000002U) /*!< DMA peripheral request 2 */ +#define LL_DMA_REQUEST_3 ((uint32_t)0x00000003U) /*!< DMA peripheral request 3 */ +#define LL_DMA_REQUEST_4 ((uint32_t)0x00000004U) /*!< DMA peripheral request 4 */ +#define LL_DMA_REQUEST_5 ((uint32_t)0x00000005U) /*!< DMA peripheral request 5 */ +#define LL_DMA_REQUEST_6 ((uint32_t)0x00000006U) /*!< DMA peripheral request 6 */ +#define LL_DMA_REQUEST_7 ((uint32_t)0x00000007U) /*!< DMA peripheral request 7 */ +#define LL_DMA_REQUEST_8 ((uint32_t)0x00000008U) /*!< DMA peripheral request 8 */ +#define LL_DMA_REQUEST_9 ((uint32_t)0x00000009U) /*!< DMA peripheral request 9 */ +#define LL_DMA_REQUEST_10 ((uint32_t)0x0000000AU) /*!< DMA peripheral request 10 */ +#define LL_DMA_REQUEST_11 ((uint32_t)0x0000000BU) /*!< DMA peripheral request 11 */ +#define LL_DMA_REQUEST_12 ((uint32_t)0x0000000CU) /*!< DMA peripheral request 12 */ +#define LL_DMA_REQUEST_13 ((uint32_t)0x0000000DU) /*!< DMA peripheral request 13 */ +#define LL_DMA_REQUEST_14 ((uint32_t)0x0000000EU) /*!< DMA peripheral request 14 */ +#define LL_DMA_REQUEST_15 ((uint32_t)0x0000000FU) /*!< DMA peripheral request 15 */ +/** + * @} + */ + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/** @defgroup DMA_LL_Exported_Macros DMA Exported Macros + * @{ + */ + +/** @defgroup DMA_LL_EM_WRITE_READ Common Write and read registers macros + * @{ + */ +/** + * @brief Write a value in DMA register + * @param __INSTANCE__ DMA Instance + * @param __REG__ Register to be written + * @param __VALUE__ Value to be written in the register + * @retval None + */ +#define LL_DMA_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) + +/** + * @brief Read a value in DMA register + * @param __INSTANCE__ DMA Instance + * @param __REG__ Register to be read + * @retval Register value + */ +#define LL_DMA_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) +/** + * @} + */ + +/** @defgroup DMA_LL_EM_CONVERT_DMAxCHANNELy Convert DMAxChannely + * @{ + */ +/** + * @brief Convert DMAx_Channely into DMAx + * @param __CHANNEL_INSTANCE__ DMAx_Channely + * @retval DMAx + */ +#define __LL_DMA_GET_INSTANCE(__CHANNEL_INSTANCE__) (DMA1) + +/** + * @brief Convert DMAx_Channely into LL_DMA_CHANNEL_y + * @param __CHANNEL_INSTANCE__ DMAx_Channely + * @retval LL_DMA_CHANNEL_y + */ +#if defined (DMA1_Channel6) && defined (DMA1_Channel7) +#define __LL_DMA_GET_CHANNEL(__CHANNEL_INSTANCE__) \ +(((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel1)) ? LL_DMA_CHANNEL_1 : \ + ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel2)) ? LL_DMA_CHANNEL_2 : \ + ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel3)) ? LL_DMA_CHANNEL_3 : \ + ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel4)) ? LL_DMA_CHANNEL_4 : \ + ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel5)) ? LL_DMA_CHANNEL_5 : \ + ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel6)) ? LL_DMA_CHANNEL_6 : \ + LL_DMA_CHANNEL_7) +#elif defined (DMA1_Channel6) +#define __LL_DMA_GET_CHANNEL(__CHANNEL_INSTANCE__) \ +(((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel1)) ? LL_DMA_CHANNEL_1 : \ + ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel2)) ? LL_DMA_CHANNEL_2 : \ + ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel3)) ? LL_DMA_CHANNEL_3 : \ + ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel4)) ? LL_DMA_CHANNEL_4 : \ + ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel5)) ? LL_DMA_CHANNEL_5 : \ + LL_DMA_CHANNEL_6) +#else +#define __LL_DMA_GET_CHANNEL(__CHANNEL_INSTANCE__) \ +(((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel1)) ? LL_DMA_CHANNEL_1 : \ + ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel2)) ? LL_DMA_CHANNEL_2 : \ + ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel3)) ? LL_DMA_CHANNEL_3 : \ + ((uint32_t)(__CHANNEL_INSTANCE__) == ((uint32_t)DMA1_Channel4)) ? LL_DMA_CHANNEL_4 : \ + LL_DMA_CHANNEL_5) +#endif /* DMA1_Channel6 && DMA1_Channel7 */ + +/** + * @brief Convert DMA Instance DMAx and LL_DMA_CHANNEL_y into DMAx_Channely + * @param __DMA_INSTANCE__ DMAx + * @param __CHANNEL__ LL_DMA_CHANNEL_y + * @retval DMAx_Channely + */ +#if defined (DMA1_Channel6) && defined (DMA1_Channel7) +#define __LL_DMA_GET_CHANNEL_INSTANCE(__DMA_INSTANCE__, __CHANNEL__) \ +((((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA1_Channel1 : \ + (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA1_Channel2 : \ + (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA1_Channel3 : \ + (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA1_Channel4 : \ + (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA1_Channel5 : \ + (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_6))) ? DMA1_Channel6 : \ + DMA1_Channel7) +#elif defined (DMA1_Channel6) +#define __LL_DMA_GET_CHANNEL_INSTANCE(__DMA_INSTANCE__, __CHANNEL__) \ +((((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA1_Channel1 : \ + (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA1_Channel2 : \ + (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA1_Channel3 : \ + (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA1_Channel4 : \ + (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_5))) ? DMA1_Channel5 : \ + DMA1_Channel6) +#else +#define __LL_DMA_GET_CHANNEL_INSTANCE(__DMA_INSTANCE__, __CHANNEL__) \ +((((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_1))) ? DMA1_Channel1 : \ + (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_2))) ? DMA1_Channel2 : \ + (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_3))) ? DMA1_Channel3 : \ + (((uint32_t)(__DMA_INSTANCE__) == ((uint32_t)DMA1)) && ((uint32_t)(__CHANNEL__) == ((uint32_t)LL_DMA_CHANNEL_4))) ? DMA1_Channel4 : \ + DMA1_Channel5) +#endif /* DMA1_Channel6 && DMA1_Channel7 */ + +/** + * @} + */ + +/** + * @} + */ + +/* Exported functions --------------------------------------------------------*/ +/** @defgroup DMA_LL_Exported_Functions DMA Exported Functions + * @{ + */ + +/** @defgroup DMA_LL_EF_Configuration Configuration + * @{ + */ +/** + * @brief Enable DMA channel. + * @rmtoll CCR EN LL_DMA_EnableChannel + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval None + */ +__STATIC_INLINE void LL_DMA_EnableChannel(DMA_TypeDef *DMAx, uint32_t Channel) +{ + SET_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_EN); +} + +/** + * @brief Disable DMA channel. + * @rmtoll CCR EN LL_DMA_DisableChannel + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval None + */ +__STATIC_INLINE void LL_DMA_DisableChannel(DMA_TypeDef *DMAx, uint32_t Channel) +{ + CLEAR_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_EN); +} + +/** + * @brief Check if DMA channel is enabled or disabled. + * @rmtoll CCR EN LL_DMA_IsEnabledChannel + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsEnabledChannel(DMA_TypeDef *DMAx, uint32_t Channel) +{ + return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, + DMA_CCR_EN) == (DMA_CCR_EN)); +} + +/** + * @brief Configure all parameters link to DMA transfer. + * @rmtoll CCR DIR LL_DMA_ConfigTransfer\n + * CCR MEM2MEM LL_DMA_ConfigTransfer\n + * CCR CIRC LL_DMA_ConfigTransfer\n + * CCR PINC LL_DMA_ConfigTransfer\n + * CCR MINC LL_DMA_ConfigTransfer\n + * CCR PSIZE LL_DMA_ConfigTransfer\n + * CCR MSIZE LL_DMA_ConfigTransfer\n + * CCR PL LL_DMA_ConfigTransfer + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @param Configuration This parameter must be a combination of all the following values: + * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY or @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH or @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY + * @arg @ref LL_DMA_MODE_NORMAL or @ref LL_DMA_MODE_CIRCULAR + * @arg @ref LL_DMA_PERIPH_INCREMENT or @ref LL_DMA_PERIPH_NOINCREMENT + * @arg @ref LL_DMA_MEMORY_INCREMENT or @ref LL_DMA_MEMORY_NOINCREMENT + * @arg @ref LL_DMA_PDATAALIGN_BYTE or @ref LL_DMA_PDATAALIGN_HALFWORD or @ref LL_DMA_PDATAALIGN_WORD + * @arg @ref LL_DMA_MDATAALIGN_BYTE or @ref LL_DMA_MDATAALIGN_HALFWORD or @ref LL_DMA_MDATAALIGN_WORD + * @arg @ref LL_DMA_PRIORITY_LOW or @ref LL_DMA_PRIORITY_MEDIUM or @ref LL_DMA_PRIORITY_HIGH or @ref LL_DMA_PRIORITY_VERYHIGH + * @retval None + */ +__STATIC_INLINE void LL_DMA_ConfigTransfer(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Configuration) +{ + MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, + DMA_CCR_DIR | DMA_CCR_MEM2MEM | DMA_CCR_CIRC | DMA_CCR_PINC | DMA_CCR_MINC | DMA_CCR_PSIZE | DMA_CCR_MSIZE | DMA_CCR_PL, + Configuration); +} + +/** + * @brief Set Data transfer direction (read from peripheral or from memory). + * @rmtoll CCR DIR LL_DMA_SetDataTransferDirection\n + * CCR MEM2MEM LL_DMA_SetDataTransferDirection + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @param Direction This parameter can be one of the following values: + * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY + * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH + * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY + * @retval None + */ +__STATIC_INLINE void LL_DMA_SetDataTransferDirection(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Direction) +{ + MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, + DMA_CCR_DIR | DMA_CCR_MEM2MEM, Direction); +} + +/** + * @brief Get Data transfer direction (read from peripheral or from memory). + * @rmtoll CCR DIR LL_DMA_GetDataTransferDirection\n + * CCR MEM2MEM LL_DMA_GetDataTransferDirection + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval Returned value can be one of the following values: + * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY + * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH + * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY + */ +__STATIC_INLINE uint32_t LL_DMA_GetDataTransferDirection(DMA_TypeDef *DMAx, uint32_t Channel) +{ + return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, + DMA_CCR_DIR | DMA_CCR_MEM2MEM)); +} + +/** + * @brief Set DMA mode circular or normal. + * @note The circular buffer mode cannot be used if the memory-to-memory + * data transfer is configured on the selected Channel. + * @rmtoll CCR CIRC LL_DMA_SetMode + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @param Mode This parameter can be one of the following values: + * @arg @ref LL_DMA_MODE_NORMAL + * @arg @ref LL_DMA_MODE_CIRCULAR + * @retval None + */ +__STATIC_INLINE void LL_DMA_SetMode(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Mode) +{ + MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_CIRC, + Mode); +} + +/** + * @brief Get DMA mode circular or normal. + * @rmtoll CCR CIRC LL_DMA_GetMode + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval Returned value can be one of the following values: + * @arg @ref LL_DMA_MODE_NORMAL + * @arg @ref LL_DMA_MODE_CIRCULAR + */ +__STATIC_INLINE uint32_t LL_DMA_GetMode(DMA_TypeDef *DMAx, uint32_t Channel) +{ + return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, + DMA_CCR_CIRC)); +} + +/** + * @brief Set Peripheral increment mode. + * @rmtoll CCR PINC LL_DMA_SetPeriphIncMode + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @param PeriphOrM2MSrcIncMode This parameter can be one of the following values: + * @arg @ref LL_DMA_PERIPH_INCREMENT + * @arg @ref LL_DMA_PERIPH_NOINCREMENT + * @retval None + */ +__STATIC_INLINE void LL_DMA_SetPeriphIncMode(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphOrM2MSrcIncMode) +{ + MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_PINC, + PeriphOrM2MSrcIncMode); +} + +/** + * @brief Get Peripheral increment mode. + * @rmtoll CCR PINC LL_DMA_GetPeriphIncMode + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval Returned value can be one of the following values: + * @arg @ref LL_DMA_PERIPH_INCREMENT + * @arg @ref LL_DMA_PERIPH_NOINCREMENT + */ +__STATIC_INLINE uint32_t LL_DMA_GetPeriphIncMode(DMA_TypeDef *DMAx, uint32_t Channel) +{ + return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, + DMA_CCR_PINC)); +} + +/** + * @brief Set Memory increment mode. + * @rmtoll CCR MINC LL_DMA_SetMemoryIncMode + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @param MemoryOrM2MDstIncMode This parameter can be one of the following values: + * @arg @ref LL_DMA_MEMORY_INCREMENT + * @arg @ref LL_DMA_MEMORY_NOINCREMENT + * @retval None + */ +__STATIC_INLINE void LL_DMA_SetMemoryIncMode(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryOrM2MDstIncMode) +{ + MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_MINC, + MemoryOrM2MDstIncMode); +} + +/** + * @brief Get Memory increment mode. + * @rmtoll CCR MINC LL_DMA_GetMemoryIncMode + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval Returned value can be one of the following values: + * @arg @ref LL_DMA_MEMORY_INCREMENT + * @arg @ref LL_DMA_MEMORY_NOINCREMENT + */ +__STATIC_INLINE uint32_t LL_DMA_GetMemoryIncMode(DMA_TypeDef *DMAx, uint32_t Channel) +{ + return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, + DMA_CCR_MINC)); +} + +/** + * @brief Set Peripheral size. + * @rmtoll CCR PSIZE LL_DMA_SetPeriphSize + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @param PeriphOrM2MSrcDataSize This parameter can be one of the following values: + * @arg @ref LL_DMA_PDATAALIGN_BYTE + * @arg @ref LL_DMA_PDATAALIGN_HALFWORD + * @arg @ref LL_DMA_PDATAALIGN_WORD + * @retval None + */ +__STATIC_INLINE void LL_DMA_SetPeriphSize(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphOrM2MSrcDataSize) +{ + MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_PSIZE, + PeriphOrM2MSrcDataSize); +} + +/** + * @brief Get Peripheral size. + * @rmtoll CCR PSIZE LL_DMA_GetPeriphSize + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval Returned value can be one of the following values: + * @arg @ref LL_DMA_PDATAALIGN_BYTE + * @arg @ref LL_DMA_PDATAALIGN_HALFWORD + * @arg @ref LL_DMA_PDATAALIGN_WORD + */ +__STATIC_INLINE uint32_t LL_DMA_GetPeriphSize(DMA_TypeDef *DMAx, uint32_t Channel) +{ + return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, + DMA_CCR_PSIZE)); +} + +/** + * @brief Set Memory size. + * @rmtoll CCR MSIZE LL_DMA_SetMemorySize + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @param MemoryOrM2MDstDataSize This parameter can be one of the following values: + * @arg @ref LL_DMA_MDATAALIGN_BYTE + * @arg @ref LL_DMA_MDATAALIGN_HALFWORD + * @arg @ref LL_DMA_MDATAALIGN_WORD + * @retval None + */ +__STATIC_INLINE void LL_DMA_SetMemorySize(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryOrM2MDstDataSize) +{ + MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_MSIZE, + MemoryOrM2MDstDataSize); +} + +/** + * @brief Get Memory size. + * @rmtoll CCR MSIZE LL_DMA_GetMemorySize + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval Returned value can be one of the following values: + * @arg @ref LL_DMA_MDATAALIGN_BYTE + * @arg @ref LL_DMA_MDATAALIGN_HALFWORD + * @arg @ref LL_DMA_MDATAALIGN_WORD + */ +__STATIC_INLINE uint32_t LL_DMA_GetMemorySize(DMA_TypeDef *DMAx, uint32_t Channel) +{ + return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, + DMA_CCR_MSIZE)); +} + +/** + * @brief Set Channel priority level. + * @rmtoll CCR PL LL_DMA_SetChannelPriorityLevel + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @param Priority This parameter can be one of the following values: + * @arg @ref LL_DMA_PRIORITY_LOW + * @arg @ref LL_DMA_PRIORITY_MEDIUM + * @arg @ref LL_DMA_PRIORITY_HIGH + * @arg @ref LL_DMA_PRIORITY_VERYHIGH + * @retval None + */ +__STATIC_INLINE void LL_DMA_SetChannelPriorityLevel(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t Priority) +{ + MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_PL, + Priority); +} + +/** + * @brief Get Channel priority level. + * @rmtoll CCR PL LL_DMA_GetChannelPriorityLevel + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval Returned value can be one of the following values: + * @arg @ref LL_DMA_PRIORITY_LOW + * @arg @ref LL_DMA_PRIORITY_MEDIUM + * @arg @ref LL_DMA_PRIORITY_HIGH + * @arg @ref LL_DMA_PRIORITY_VERYHIGH + */ +__STATIC_INLINE uint32_t LL_DMA_GetChannelPriorityLevel(DMA_TypeDef *DMAx, uint32_t Channel) +{ + return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, + DMA_CCR_PL)); +} + +/** + * @brief Set Number of data to transfer. + * @note This action has no effect if + * channel is enabled. + * @rmtoll CNDTR NDT LL_DMA_SetDataLength + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @param NbData Between Min_Data = 0 and Max_Data = 0x0000FFFF + * @retval None + */ +__STATIC_INLINE void LL_DMA_SetDataLength(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t NbData) +{ + MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CNDTR, + DMA_CNDTR_NDT, NbData); +} + +/** + * @brief Get Number of data to transfer. + * @note Once the channel is enabled, the return value indicate the + * remaining bytes to be transmitted. + * @rmtoll CNDTR NDT LL_DMA_GetDataLength + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF + */ +__STATIC_INLINE uint32_t LL_DMA_GetDataLength(DMA_TypeDef *DMAx, uint32_t Channel) +{ + return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CNDTR, + DMA_CNDTR_NDT)); +} + +/** + * @brief Configure the Source and Destination addresses. + * @note Each IP using DMA provides an API to get directly the register adress (LL_PPP_DMA_GetRegAddr) + * @rmtoll CPAR PA LL_DMA_ConfigAddresses\n + * CMAR MA LL_DMA_ConfigAddresses + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @param SrcAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF + * @param DstAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF + * @param Direction This parameter can be one of the following values: + * @arg @ref LL_DMA_DIRECTION_PERIPH_TO_MEMORY + * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_PERIPH + * @arg @ref LL_DMA_DIRECTION_MEMORY_TO_MEMORY + * @retval None + */ +__STATIC_INLINE void LL_DMA_ConfigAddresses(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t SrcAddress, + uint32_t DstAddress, uint32_t Direction) +{ + /* Direction Memory to Periph */ + if (Direction == LL_DMA_DIRECTION_MEMORY_TO_PERIPH) + { + MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, DMA_CMAR_MA, + SrcAddress); + MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, DMA_CPAR_PA, + DstAddress); + } + /* Direction Periph to Memory and Memory to Memory */ + else + { + MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, DMA_CPAR_PA, + SrcAddress); + MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, DMA_CMAR_MA, + DstAddress); + } +} + +/** + * @brief Set the Memory address. + * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only. + * @rmtoll CMAR MA LL_DMA_SetMemoryAddress + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @param MemoryAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF + * @retval None + */ +__STATIC_INLINE void LL_DMA_SetMemoryAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryAddress) +{ + MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, DMA_CMAR_MA, + MemoryAddress); +} + +/** + * @brief Set the Peripheral address. + * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only. + * @rmtoll CPAR PA LL_DMA_SetPeriphAddress + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @param PeriphAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF + * @retval None + */ +__STATIC_INLINE void LL_DMA_SetPeriphAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphAddress) +{ + MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, DMA_CPAR_PA, + PeriphAddress); +} + +/** + * @brief Get Memory address. + * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only. + * @rmtoll CMAR MA LL_DMA_GetMemoryAddress + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF + */ +__STATIC_INLINE uint32_t LL_DMA_GetMemoryAddress(DMA_TypeDef *DMAx, uint32_t Channel) +{ + return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, + DMA_CMAR_MA)); +} + +/** + * @brief Get Peripheral address. + * @note Interface used for direction LL_DMA_DIRECTION_PERIPH_TO_MEMORY or LL_DMA_DIRECTION_MEMORY_TO_PERIPH only. + * @rmtoll CPAR PA LL_DMA_GetPeriphAddress + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF + */ +__STATIC_INLINE uint32_t LL_DMA_GetPeriphAddress(DMA_TypeDef *DMAx, uint32_t Channel) +{ + return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, + DMA_CPAR_PA)); +} + +/** + * @brief Set the Memory to Memory Source address. + * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only. + * @rmtoll CPAR PA LL_DMA_SetM2MSrcAddress + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @param MemoryAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF + * @retval None + */ +__STATIC_INLINE void LL_DMA_SetM2MSrcAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryAddress) +{ + MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, DMA_CPAR_PA, + MemoryAddress); +} + +/** + * @brief Set the Memory to Memory Destination address. + * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only. + * @rmtoll CMAR MA LL_DMA_SetM2MDstAddress + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @param MemoryAddress Between Min_Data = 0 and Max_Data = 0xFFFFFFFF + * @retval None + */ +__STATIC_INLINE void LL_DMA_SetM2MDstAddress(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t MemoryAddress) +{ + MODIFY_REG(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, DMA_CMAR_MA, + MemoryAddress); +} + +/** + * @brief Get the Memory to Memory Source address. + * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only. + * @rmtoll CPAR PA LL_DMA_GetM2MSrcAddress + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF + */ +__STATIC_INLINE uint32_t LL_DMA_GetM2MSrcAddress(DMA_TypeDef *DMAx, uint32_t Channel) +{ + return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CPAR, + DMA_CPAR_PA)); +} + +/** + * @brief Get the Memory to Memory Destination address. + * @note Interface used for direction LL_DMA_DIRECTION_MEMORY_TO_MEMORY only. + * @rmtoll CMAR MA LL_DMA_GetM2MDstAddress + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval Between Min_Data = 0 and Max_Data = 0xFFFFFFFF + */ +__STATIC_INLINE uint32_t LL_DMA_GetM2MDstAddress(DMA_TypeDef *DMAx, uint32_t Channel) +{ + return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CMAR, + DMA_CMAR_MA)); +} + +/** + * @brief Set DMA request for DMA instance on Channel x. + * @note Please refer to Reference Manual to get the available mapping of Request value link to Channel Selection. + * @rmtoll CSELR C1S LL_DMA_SetPeriphRequest\n + * CSELR C2S LL_DMA_SetPeriphRequest\n + * CSELR C3S LL_DMA_SetPeriphRequest\n + * CSELR C4S LL_DMA_SetPeriphRequest\n + * CSELR C5S LL_DMA_SetPeriphRequest\n + * CSELR C6S LL_DMA_SetPeriphRequest\n + * CSELR C7S LL_DMA_SetPeriphRequest + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @param PeriphRequest This parameter can be one of the following values: + * @arg @ref LL_DMA_REQUEST_0 + * @arg @ref LL_DMA_REQUEST_1 + * @arg @ref LL_DMA_REQUEST_2 + * @arg @ref LL_DMA_REQUEST_3 + * @arg @ref LL_DMA_REQUEST_4 + * @arg @ref LL_DMA_REQUEST_5 + * @arg @ref LL_DMA_REQUEST_6 + * @arg @ref LL_DMA_REQUEST_7 + * @arg @ref LL_DMA_REQUEST_8 + * @arg @ref LL_DMA_REQUEST_9 + * @arg @ref LL_DMA_REQUEST_10 + * @arg @ref LL_DMA_REQUEST_11 + * @arg @ref LL_DMA_REQUEST_12 + * @arg @ref LL_DMA_REQUEST_13 + * @arg @ref LL_DMA_REQUEST_14 + * @arg @ref LL_DMA_REQUEST_15 + * @retval None + */ +__STATIC_INLINE void LL_DMA_SetPeriphRequest(DMA_TypeDef *DMAx, uint32_t Channel, uint32_t PeriphRequest) +{ + MODIFY_REG(((DMA_Request_TypeDef *)((uint32_t)((uint32_t)DMAx + DMA_CSELR_OFFSET)))->CSELR, + DMA_CSELR_C1S << ((Channel - 1U) * 4U), PeriphRequest << DMA_POSITION_CSELR_CXS); +} + +/** + * @brief Get DMA request for DMA instance on Channel x. + * @rmtoll CSELR C1S LL_DMA_GetPeriphRequest\n + * CSELR C2S LL_DMA_GetPeriphRequest\n + * CSELR C3S LL_DMA_GetPeriphRequest\n + * CSELR C4S LL_DMA_GetPeriphRequest\n + * CSELR C5S LL_DMA_GetPeriphRequest\n + * CSELR C6S LL_DMA_GetPeriphRequest\n + * CSELR C7S LL_DMA_GetPeriphRequest + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval Returned value can be one of the following values: + * @arg @ref LL_DMA_REQUEST_0 + * @arg @ref LL_DMA_REQUEST_1 + * @arg @ref LL_DMA_REQUEST_2 + * @arg @ref LL_DMA_REQUEST_3 + * @arg @ref LL_DMA_REQUEST_4 + * @arg @ref LL_DMA_REQUEST_5 + * @arg @ref LL_DMA_REQUEST_6 + * @arg @ref LL_DMA_REQUEST_7 + * @arg @ref LL_DMA_REQUEST_8 + * @arg @ref LL_DMA_REQUEST_9 + * @arg @ref LL_DMA_REQUEST_10 + * @arg @ref LL_DMA_REQUEST_11 + * @arg @ref LL_DMA_REQUEST_12 + * @arg @ref LL_DMA_REQUEST_13 + * @arg @ref LL_DMA_REQUEST_14 + * @arg @ref LL_DMA_REQUEST_15 + */ +__STATIC_INLINE uint32_t LL_DMA_GetPeriphRequest(DMA_TypeDef *DMAx, uint32_t Channel) +{ + return (READ_BIT(((DMA_Request_TypeDef *)((uint32_t)((uint32_t)DMAx + DMA_CSELR_OFFSET)))->CSELR, + DMA_CSELR_C1S << ((Channel - 1U) * 4U)) >> DMA_POSITION_CSELR_CXS); +} + +/** + * @} + */ + +/** @defgroup DMA_LL_EF_FLAG_Management FLAG_Management + * @{ + */ + +/** + * @brief Get Channel 1 global interrupt flag. + * @rmtoll ISR GIF1 LL_DMA_IsActiveFlag_GI1 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI1(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_GIF1) == (DMA_ISR_GIF1)); +} + +/** + * @brief Get Channel 2 global interrupt flag. + * @rmtoll ISR GIF2 LL_DMA_IsActiveFlag_GI2 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI2(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_GIF2) == (DMA_ISR_GIF2)); +} + +/** + * @brief Get Channel 3 global interrupt flag. + * @rmtoll ISR GIF3 LL_DMA_IsActiveFlag_GI3 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI3(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_GIF3) == (DMA_ISR_GIF3)); +} + +/** + * @brief Get Channel 4 global interrupt flag. + * @rmtoll ISR GIF4 LL_DMA_IsActiveFlag_GI4 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI4(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_GIF4) == (DMA_ISR_GIF4)); +} + +/** + * @brief Get Channel 5 global interrupt flag. + * @rmtoll ISR GIF5 LL_DMA_IsActiveFlag_GI5 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI5(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_GIF5) == (DMA_ISR_GIF5)); +} + +#if defined(DMA1_Channel6) +/** + * @brief Get Channel 6 global interrupt flag. + * @rmtoll ISR GIF6 LL_DMA_IsActiveFlag_GI6 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI6(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_GIF6) == (DMA_ISR_GIF6)); +} +#endif + +#if defined(DMA1_Channel7) +/** + * @brief Get Channel 7 global interrupt flag. + * @rmtoll ISR GIF7 LL_DMA_IsActiveFlag_GI7 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_GI7(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_GIF7) == (DMA_ISR_GIF7)); +} +#endif + +/** + * @brief Get Channel 1 transfer complete flag. + * @rmtoll ISR TCIF1 LL_DMA_IsActiveFlag_TC1 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC1(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF1) == (DMA_ISR_TCIF1)); +} + +/** + * @brief Get Channel 2 transfer complete flag. + * @rmtoll ISR TCIF2 LL_DMA_IsActiveFlag_TC2 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC2(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF2) == (DMA_ISR_TCIF2)); +} + +/** + * @brief Get Channel 3 transfer complete flag. + * @rmtoll ISR TCIF3 LL_DMA_IsActiveFlag_TC3 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC3(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF3) == (DMA_ISR_TCIF3)); +} + +/** + * @brief Get Channel 4 transfer complete flag. + * @rmtoll ISR TCIF4 LL_DMA_IsActiveFlag_TC4 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC4(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF4) == (DMA_ISR_TCIF4)); +} + +/** + * @brief Get Channel 5 transfer complete flag. + * @rmtoll ISR TCIF5 LL_DMA_IsActiveFlag_TC5 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC5(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF5) == (DMA_ISR_TCIF5)); +} + +#if defined(DMA1_Channel6) +/** + * @brief Get Channel 6 transfer complete flag. + * @rmtoll ISR TCIF6 LL_DMA_IsActiveFlag_TC6 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC6(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF6) == (DMA_ISR_TCIF6)); +} +#endif + +#if defined(DMA1_Channel7) +/** + * @brief Get Channel 7 transfer complete flag. + * @rmtoll ISR TCIF7 LL_DMA_IsActiveFlag_TC7 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TC7(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_TCIF7) == (DMA_ISR_TCIF7)); +} +#endif + +/** + * @brief Get Channel 1 half transfer flag. + * @rmtoll ISR HTIF1 LL_DMA_IsActiveFlag_HT1 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT1(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF1) == (DMA_ISR_HTIF1)); +} + +/** + * @brief Get Channel 2 half transfer flag. + * @rmtoll ISR HTIF2 LL_DMA_IsActiveFlag_HT2 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT2(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF2) == (DMA_ISR_HTIF2)); +} + +/** + * @brief Get Channel 3 half transfer flag. + * @rmtoll ISR HTIF3 LL_DMA_IsActiveFlag_HT3 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT3(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF3) == (DMA_ISR_HTIF3)); +} + +/** + * @brief Get Channel 4 half transfer flag. + * @rmtoll ISR HTIF4 LL_DMA_IsActiveFlag_HT4 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT4(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF4) == (DMA_ISR_HTIF4)); +} + +/** + * @brief Get Channel 5 half transfer flag. + * @rmtoll ISR HTIF5 LL_DMA_IsActiveFlag_HT5 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT5(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF5) == (DMA_ISR_HTIF5)); +} + +#if defined(DMA1_Channel6) +/** + * @brief Get Channel 6 half transfer flag. + * @rmtoll ISR HTIF6 LL_DMA_IsActiveFlag_HT6 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT6(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF6) == (DMA_ISR_HTIF6)); +} +#endif + +#if defined(DMA1_Channel7) +/** + * @brief Get Channel 7 half transfer flag. + * @rmtoll ISR HTIF7 LL_DMA_IsActiveFlag_HT7 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_HT7(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_HTIF7) == (DMA_ISR_HTIF7)); +} +#endif + +/** + * @brief Get Channel 1 transfer error flag. + * @rmtoll ISR TEIF1 LL_DMA_IsActiveFlag_TE1 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE1(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF1) == (DMA_ISR_TEIF1)); +} + +/** + * @brief Get Channel 2 transfer error flag. + * @rmtoll ISR TEIF2 LL_DMA_IsActiveFlag_TE2 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE2(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF2) == (DMA_ISR_TEIF2)); +} + +/** + * @brief Get Channel 3 transfer error flag. + * @rmtoll ISR TEIF3 LL_DMA_IsActiveFlag_TE3 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE3(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF3) == (DMA_ISR_TEIF3)); +} + +/** + * @brief Get Channel 4 transfer error flag. + * @rmtoll ISR TEIF4 LL_DMA_IsActiveFlag_TE4 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE4(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF4) == (DMA_ISR_TEIF4)); +} + +/** + * @brief Get Channel 5 transfer error flag. + * @rmtoll ISR TEIF5 LL_DMA_IsActiveFlag_TE5 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE5(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF5) == (DMA_ISR_TEIF5)); +} + +#if defined(DMA1_Channel6) +/** + * @brief Get Channel 6 transfer error flag. + * @rmtoll ISR TEIF6 LL_DMA_IsActiveFlag_TE6 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE6(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF6) == (DMA_ISR_TEIF6)); +} +#endif + +#if defined(DMA1_Channel7) +/** + * @brief Get Channel 7 transfer error flag. + * @rmtoll ISR TEIF7 LL_DMA_IsActiveFlag_TE7 + * @param DMAx DMAx Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsActiveFlag_TE7(DMA_TypeDef *DMAx) +{ + return (READ_BIT(DMAx->ISR, DMA_ISR_TEIF7) == (DMA_ISR_TEIF7)); +} +#endif + +/** + * @brief Clear Channel 1 global interrupt flag. + * @rmtoll IFCR CGIF1 LL_DMA_ClearFlag_GI1 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_GI1(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CGIF1); +} + +/** + * @brief Clear Channel 2 global interrupt flag. + * @rmtoll IFCR CGIF2 LL_DMA_ClearFlag_GI2 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_GI2(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CGIF2); +} + +/** + * @brief Clear Channel 3 global interrupt flag. + * @rmtoll IFCR CGIF3 LL_DMA_ClearFlag_GI3 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_GI3(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CGIF3); +} + +/** + * @brief Clear Channel 4 global interrupt flag. + * @rmtoll IFCR CGIF4 LL_DMA_ClearFlag_GI4 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_GI4(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CGIF4); +} + +/** + * @brief Clear Channel 5 global interrupt flag. + * @rmtoll IFCR CGIF5 LL_DMA_ClearFlag_GI5 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_GI5(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CGIF5); +} + +#if defined(DMA1_Channel6) +/** + * @brief Clear Channel 6 global interrupt flag. + * @rmtoll IFCR CGIF6 LL_DMA_ClearFlag_GI6 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_GI6(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CGIF6); +} +#endif + +#if defined(DMA1_Channel7) +/** + * @brief Clear Channel 7 global interrupt flag. + * @rmtoll IFCR CGIF7 LL_DMA_ClearFlag_GI7 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_GI7(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CGIF7); +} +#endif + +/** + * @brief Clear Channel 1 transfer complete flag. + * @rmtoll IFCR CTCIF1 LL_DMA_ClearFlag_TC1 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_TC1(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CTCIF1); +} + +/** + * @brief Clear Channel 2 transfer complete flag. + * @rmtoll IFCR CTCIF2 LL_DMA_ClearFlag_TC2 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_TC2(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CTCIF2); +} + +/** + * @brief Clear Channel 3 transfer complete flag. + * @rmtoll IFCR CTCIF3 LL_DMA_ClearFlag_TC3 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_TC3(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CTCIF3); +} + +/** + * @brief Clear Channel 4 transfer complete flag. + * @rmtoll IFCR CTCIF4 LL_DMA_ClearFlag_TC4 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_TC4(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CTCIF4); +} + +/** + * @brief Clear Channel 5 transfer complete flag. + * @rmtoll IFCR CTCIF5 LL_DMA_ClearFlag_TC5 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_TC5(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CTCIF5); +} + +#if defined(DMA1_Channel6) +/** + * @brief Clear Channel 6 transfer complete flag. + * @rmtoll IFCR CTCIF6 LL_DMA_ClearFlag_TC6 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_TC6(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CTCIF6); +} +#endif + +#if defined(DMA1_Channel7) +/** + * @brief Clear Channel 7 transfer complete flag. + * @rmtoll IFCR CTCIF7 LL_DMA_ClearFlag_TC7 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_TC7(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CTCIF7); +} +#endif + +/** + * @brief Clear Channel 1 half transfer flag. + * @rmtoll IFCR CHTIF1 LL_DMA_ClearFlag_HT1 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_HT1(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CHTIF1); +} + +/** + * @brief Clear Channel 2 half transfer flag. + * @rmtoll IFCR CHTIF2 LL_DMA_ClearFlag_HT2 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_HT2(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CHTIF2); +} + +/** + * @brief Clear Channel 3 half transfer flag. + * @rmtoll IFCR CHTIF3 LL_DMA_ClearFlag_HT3 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_HT3(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CHTIF3); +} + +/** + * @brief Clear Channel 4 half transfer flag. + * @rmtoll IFCR CHTIF4 LL_DMA_ClearFlag_HT4 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_HT4(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CHTIF4); +} + +/** + * @brief Clear Channel 5 half transfer flag. + * @rmtoll IFCR CHTIF5 LL_DMA_ClearFlag_HT5 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_HT5(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CHTIF5); +} + +#if defined(DMA1_Channel6) +/** + * @brief Clear Channel 6 half transfer flag. + * @rmtoll IFCR CHTIF6 LL_DMA_ClearFlag_HT6 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_HT6(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CHTIF6); +} +#endif + +#if defined(DMA1_Channel7) +/** + * @brief Clear Channel 7 half transfer flag. + * @rmtoll IFCR CHTIF7 LL_DMA_ClearFlag_HT7 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_HT7(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CHTIF7); +} +#endif + +/** + * @brief Clear Channel 1 transfer error flag. + * @rmtoll IFCR CTEIF1 LL_DMA_ClearFlag_TE1 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_TE1(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CTEIF1); +} + +/** + * @brief Clear Channel 2 transfer error flag. + * @rmtoll IFCR CTEIF2 LL_DMA_ClearFlag_TE2 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_TE2(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CTEIF2); +} + +/** + * @brief Clear Channel 3 transfer error flag. + * @rmtoll IFCR CTEIF3 LL_DMA_ClearFlag_TE3 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_TE3(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CTEIF3); +} + +/** + * @brief Clear Channel 4 transfer error flag. + * @rmtoll IFCR CTEIF4 LL_DMA_ClearFlag_TE4 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_TE4(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CTEIF4); +} + +/** + * @brief Clear Channel 5 transfer error flag. + * @rmtoll IFCR CTEIF5 LL_DMA_ClearFlag_TE5 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_TE5(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CTEIF5); +} + +#if defined(DMA1_Channel6) +/** + * @brief Clear Channel 6 transfer error flag. + * @rmtoll IFCR CTEIF6 LL_DMA_ClearFlag_TE6 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_TE6(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CTEIF6); +} +#endif + +#if defined(DMA1_Channel7) +/** + * @brief Clear Channel 7 transfer error flag. + * @rmtoll IFCR CTEIF7 LL_DMA_ClearFlag_TE7 + * @param DMAx DMAx Instance + * @retval None + */ +__STATIC_INLINE void LL_DMA_ClearFlag_TE7(DMA_TypeDef *DMAx) +{ + SET_BIT(DMAx->IFCR, DMA_IFCR_CTEIF7); +} +#endif + +/** + * @} + */ + +/** @defgroup DMA_LL_EF_IT_Management IT_Management + * @{ + */ +/** + * @brief Enable Transfer complete interrupt. + * @rmtoll CCR TCIE LL_DMA_EnableIT_TC + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval None + */ +__STATIC_INLINE void LL_DMA_EnableIT_TC(DMA_TypeDef *DMAx, uint32_t Channel) +{ + SET_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_TCIE); +} + +/** + * @brief Enable Half transfer interrupt. + * @rmtoll CCR HTIE LL_DMA_EnableIT_HT + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval None + */ +__STATIC_INLINE void LL_DMA_EnableIT_HT(DMA_TypeDef *DMAx, uint32_t Channel) +{ + SET_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_HTIE); +} + +/** + * @brief Enable Transfer error interrupt. + * @rmtoll CCR TEIE LL_DMA_EnableIT_TE + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval None + */ +__STATIC_INLINE void LL_DMA_EnableIT_TE(DMA_TypeDef *DMAx, uint32_t Channel) +{ + SET_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_TEIE); +} + +/** + * @brief Disable Transfer complete interrupt. + * @rmtoll CCR TCIE LL_DMA_DisableIT_TC + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval None + */ +__STATIC_INLINE void LL_DMA_DisableIT_TC(DMA_TypeDef *DMAx, uint32_t Channel) +{ + CLEAR_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_TCIE); +} + +/** + * @brief Disable Half transfer interrupt. + * @rmtoll CCR HTIE LL_DMA_DisableIT_HT + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval None + */ +__STATIC_INLINE void LL_DMA_DisableIT_HT(DMA_TypeDef *DMAx, uint32_t Channel) +{ + CLEAR_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_HTIE); +} + +/** + * @brief Disable Transfer error interrupt. + * @rmtoll CCR TEIE LL_DMA_DisableIT_TE + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval None + */ +__STATIC_INLINE void LL_DMA_DisableIT_TE(DMA_TypeDef *DMAx, uint32_t Channel) +{ + CLEAR_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, DMA_CCR_TEIE); +} + +/** + * @brief Check if Transfer complete Interrupt is enabled. + * @rmtoll CCR TCIE LL_DMA_IsEnabledIT_TC + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsEnabledIT_TC(DMA_TypeDef *DMAx, uint32_t Channel) +{ + return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, + DMA_CCR_TCIE) == (DMA_CCR_TCIE)); +} + +/** + * @brief Check if Half transfer Interrupt is enabled. + * @rmtoll CCR HTIE LL_DMA_IsEnabledIT_HT + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsEnabledIT_HT(DMA_TypeDef *DMAx, uint32_t Channel) +{ + return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, + DMA_CCR_HTIE) == (DMA_CCR_HTIE)); +} + +/** + * @brief Check if Transfer error Interrupt is enabled. + * @rmtoll CCR TEIE LL_DMA_IsEnabledIT_TE + * @param DMAx DMAx Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_DMA_CHANNEL_1 + * @arg @ref LL_DMA_CHANNEL_2 + * @arg @ref LL_DMA_CHANNEL_3 + * @arg @ref LL_DMA_CHANNEL_4 + * @arg @ref LL_DMA_CHANNEL_5 + * @arg @ref LL_DMA_CHANNEL_6 + * @arg @ref LL_DMA_CHANNEL_7 + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_DMA_IsEnabledIT_TE(DMA_TypeDef *DMAx, uint32_t Channel) +{ + return (READ_BIT(((DMA_Channel_TypeDef *)((uint32_t)((uint32_t)DMAx + CHANNEL_OFFSET_TAB[Channel - 1U])))->CCR, + DMA_CCR_TEIE) == (DMA_CCR_TEIE)); +} + +/** + * @} + */ + +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup DMA_LL_EF_Init Initialization and de-initialization functions + * @{ + */ + +uint32_t LL_DMA_Init(DMA_TypeDef *DMAx, uint32_t Channel, LL_DMA_InitTypeDef *DMA_InitStruct); +uint32_t LL_DMA_DeInit(DMA_TypeDef *DMAx, uint32_t Channel); +void LL_DMA_StructInit(LL_DMA_InitTypeDef *DMA_InitStruct); + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* DMA1 */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L0xx_LL_DMA_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_exti.c b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_exti.c new file mode 100644 index 0000000000..1ef8efc602 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_exti.c @@ -0,0 +1,232 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_exti.c + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief EXTI LL module driver. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ +#if defined(USE_FULL_LL_DRIVER) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx_ll_exti.h" +#ifdef USE_FULL_ASSERT +#include "stm32_assert.h" +#else +#define assert_param(expr) ((void)0U) +#endif + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (EXTI) + +/** @defgroup EXTI_LL EXTI + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ +/** @addtogroup EXTI_LL_Private_Macros + * @{ + */ + +#define IS_LL_EXTI_LINE_0_31(__VALUE__) (((__VALUE__) & ~LL_EXTI_LINE_ALL_0_31) == 0x00000000U) + +#define IS_LL_EXTI_MODE(__VALUE__) (((__VALUE__) == LL_EXTI_MODE_IT) \ + || ((__VALUE__) == LL_EXTI_MODE_EVENT) \ + || ((__VALUE__) == LL_EXTI_MODE_IT_EVENT)) + + +#define IS_LL_EXTI_TRIGGER(__VALUE__) (((__VALUE__) == LL_EXTI_TRIGGER_NONE) \ + || ((__VALUE__) == LL_EXTI_TRIGGER_RISING) \ + || ((__VALUE__) == LL_EXTI_TRIGGER_FALLING) \ + || ((__VALUE__) == LL_EXTI_TRIGGER_RISING_FALLING)) + +/** + * @} + */ + +/* Private function prototypes -----------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup EXTI_LL_Exported_Functions + * @{ + */ + +/** @addtogroup EXTI_LL_EF_Init + * @{ + */ + +/** + * @brief De-initialize the EXTI registers to their default reset values. + * @retval An ErrorStatus enumeration value: + * - SUCCESS: EXTI registers are de-initialized + * - ERROR: not applicable + */ +uint32_t LL_EXTI_DeInit(void) +{ + /* Interrupt mask register set to default reset values */ + LL_EXTI_WriteReg(IMR, 0x3F840000U); + /* Event mask register set to default reset values */ + LL_EXTI_WriteReg(EMR, 0x00000000U); + /* Rising Trigger selection register set to default reset values */ + LL_EXTI_WriteReg(RTSR, 0x00000000U); + /* Falling Trigger selection register set to default reset values */ + LL_EXTI_WriteReg(FTSR, 0x00000000U); + /* Software interrupt event register set to default reset values */ + LL_EXTI_WriteReg(SWIER, 0x00000000U); + /* Pending register set to default reset values */ + LL_EXTI_WriteReg(PR, 0x007BFFFFU); + + return SUCCESS; +} + +/** + * @brief Initialize the EXTI registers according to the specified parameters in EXTI_InitStruct. + * @param EXTI_InitStruct pointer to a @ref LL_EXTI_InitTypeDef structure. + * @retval An ErrorStatus enumeration value: + * - SUCCESS: EXTI registers are initialized + * - ERROR: not applicable + */ +uint32_t LL_EXTI_Init(LL_EXTI_InitTypeDef *EXTI_InitStruct) +{ + ErrorStatus status = SUCCESS; + /* Check the parameters */ + assert_param(IS_LL_EXTI_LINE_0_31(EXTI_InitStruct->Line_0_31)); + assert_param(IS_FUNCTIONAL_STATE(EXTI_InitStruct->LineCommand)); + assert_param(IS_LL_EXTI_MODE(EXTI_InitStruct->Mode)); + + /* ENABLE LineCommand */ + if (EXTI_InitStruct->LineCommand != DISABLE) + { + assert_param(IS_LL_EXTI_TRIGGER(EXTI_InitStruct->Trigger)); + + /* Configure EXTI Lines in range from 0 to 31 */ + if (EXTI_InitStruct->Line_0_31 != LL_EXTI_LINE_NONE) + { + switch (EXTI_InitStruct->Mode) + { + case LL_EXTI_MODE_IT: + /* First Disable Event on provided Lines */ + LL_EXTI_DisableEvent_0_31(EXTI_InitStruct->Line_0_31); + /* Then Enable IT on provided Lines */ + LL_EXTI_EnableIT_0_31(EXTI_InitStruct->Line_0_31); + break; + case LL_EXTI_MODE_EVENT: + /* First Disable IT on provided Lines */ + LL_EXTI_DisableIT_0_31(EXTI_InitStruct->Line_0_31); + /* Then Enable Event on provided Lines */ + LL_EXTI_EnableEvent_0_31(EXTI_InitStruct->Line_0_31); + break; + case LL_EXTI_MODE_IT_EVENT: + /* Directly Enable IT & Event on provided Lines */ + LL_EXTI_EnableIT_0_31(EXTI_InitStruct->Line_0_31); + LL_EXTI_EnableEvent_0_31(EXTI_InitStruct->Line_0_31); + break; + default: + status = ERROR; + break; + } + if (EXTI_InitStruct->Trigger != LL_EXTI_TRIGGER_NONE) + { + switch (EXTI_InitStruct->Trigger) + { + case LL_EXTI_TRIGGER_RISING: + /* First Disable Falling Trigger on provided Lines */ + LL_EXTI_DisableFallingTrig_0_31(EXTI_InitStruct->Line_0_31); + /* Then Enable Rising Trigger on provided Lines */ + LL_EXTI_EnableRisingTrig_0_31(EXTI_InitStruct->Line_0_31); + break; + case LL_EXTI_TRIGGER_FALLING: + /* First Disable Rising Trigger on provided Lines */ + LL_EXTI_DisableRisingTrig_0_31(EXTI_InitStruct->Line_0_31); + /* Then Enable Falling Trigger on provided Lines */ + LL_EXTI_EnableFallingTrig_0_31(EXTI_InitStruct->Line_0_31); + break; + case LL_EXTI_TRIGGER_RISING_FALLING: + LL_EXTI_EnableRisingTrig_0_31(EXTI_InitStruct->Line_0_31); + LL_EXTI_EnableFallingTrig_0_31(EXTI_InitStruct->Line_0_31); + break; + default: + status = ERROR; + break; + } + } + } + } + /* DISABLE LineCommand */ + else + { + /* De-configure EXTI Lines in range from 0 to 31 */ + LL_EXTI_DisableIT_0_31(EXTI_InitStruct->Line_0_31); + LL_EXTI_DisableEvent_0_31(EXTI_InitStruct->Line_0_31); + } + return status; +} + +/** + * @brief Set each @ref LL_EXTI_InitTypeDef field to default value. + * @param EXTI_InitStruct Pointer to a @ref LL_EXTI_InitTypeDef structure. + * @retval None + */ +void LL_EXTI_StructInit(LL_EXTI_InitTypeDef *EXTI_InitStruct) +{ + EXTI_InitStruct->Line_0_31 = LL_EXTI_LINE_NONE; + EXTI_InitStruct->LineCommand = DISABLE; + EXTI_InitStruct->Mode = LL_EXTI_MODE_IT; + EXTI_InitStruct->Trigger = LL_EXTI_TRIGGER_FALLING; +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined (EXTI) */ + +/** + * @} + */ + +#endif /* USE_FULL_LL_DRIVER */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_exti.h b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_exti.h new file mode 100644 index 0000000000..bae10d4498 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_exti.h @@ -0,0 +1,1032 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_exti.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief Header file of EXTI LL module. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L0xx_LL_EXTI_H +#define __STM32L0xx_LL_EXTI_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (EXTI) + +/** @defgroup EXTI_LL EXTI + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private Macros ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup EXTI_LL_Private_Macros EXTI Private Macros + * @{ + */ +/** + * @} + */ +#endif /*USE_FULL_LL_DRIVER*/ +/* Exported types ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup EXTI_LL_ES_INIT EXTI Exported Init structure + * @{ + */ +typedef struct +{ + + uint32_t Line_0_31; /*!< Specifies the EXTI lines to be enabled or disabled for Lines in range 0 to 31 + This parameter can be any combination of @ref EXTI_LL_EC_LINE */ + + FunctionalState LineCommand; /*!< Specifies the new state of the selected EXTI lines. + This parameter can be set either to ENABLE or DISABLE */ + + uint8_t Mode; /*!< Specifies the mode for the EXTI lines. + This parameter can be a value of @ref EXTI_LL_EC_MODE. */ + + uint8_t Trigger; /*!< Specifies the trigger signal active edge for the EXTI lines. + This parameter can be a value of @ref EXTI_LL_EC_TRIGGER. */ +} LL_EXTI_InitTypeDef; + +/** + * @} + */ +#endif /*USE_FULL_LL_DRIVER*/ + +/* Exported constants --------------------------------------------------------*/ +/** @defgroup EXTI_LL_Exported_Constants EXTI Exported Constants + * @{ + */ + +/** @defgroup EXTI_LL_EC_LINE LINE + * @{ + */ +#define LL_EXTI_LINE_0 EXTI_IMR_IM0 /*!< Extended line 0 */ +#define LL_EXTI_LINE_1 EXTI_IMR_IM1 /*!< Extended line 1 */ +#define LL_EXTI_LINE_2 EXTI_IMR_IM2 /*!< Extended line 2 */ +#define LL_EXTI_LINE_3 EXTI_IMR_IM3 /*!< Extended line 3 */ +#define LL_EXTI_LINE_4 EXTI_IMR_IM4 /*!< Extended line 4 */ +#define LL_EXTI_LINE_5 EXTI_IMR_IM5 /*!< Extended line 5 */ +#define LL_EXTI_LINE_6 EXTI_IMR_IM6 /*!< Extended line 6 */ +#define LL_EXTI_LINE_7 EXTI_IMR_IM7 /*!< Extended line 7 */ +#define LL_EXTI_LINE_8 EXTI_IMR_IM8 /*!< Extended line 8 */ +#define LL_EXTI_LINE_9 EXTI_IMR_IM9 /*!< Extended line 9 */ +#define LL_EXTI_LINE_10 EXTI_IMR_IM10 /*!< Extended line 10 */ +#define LL_EXTI_LINE_11 EXTI_IMR_IM11 /*!< Extended line 11 */ +#define LL_EXTI_LINE_12 EXTI_IMR_IM12 /*!< Extended line 12 */ +#define LL_EXTI_LINE_13 EXTI_IMR_IM13 /*!< Extended line 13 */ +#define LL_EXTI_LINE_14 EXTI_IMR_IM14 /*!< Extended line 14 */ +#define LL_EXTI_LINE_15 EXTI_IMR_IM15 /*!< Extended line 15 */ +#if defined(EXTI_IMR_IM16) +#define LL_EXTI_LINE_16 EXTI_IMR_IM16 /*!< Extended line 16 */ +#endif +#define LL_EXTI_LINE_17 EXTI_IMR_IM17 /*!< Extended line 17 */ +#define LL_EXTI_LINE_18 EXTI_IMR_IM18 /*!< Extended line 18 */ +#define LL_EXTI_LINE_19 EXTI_IMR_IM19 /*!< Extended line 19 */ +#if defined(EXTI_IMR_IM20) +#define LL_EXTI_LINE_20 EXTI_IMR_IM20 /*!< Extended line 20 */ +#endif +#if defined(EXTI_IMR_IM21) +#define LL_EXTI_LINE_21 EXTI_IMR_IM21 /*!< Extended line 21 */ +#endif +#if defined(EXTI_IMR_IM22) +#define LL_EXTI_LINE_22 EXTI_IMR_IM22 /*!< Extended line 22 */ +#endif +#define LL_EXTI_LINE_23 EXTI_IMR_IM23 /*!< Extended line 23 */ +#if defined(EXTI_IMR_IM24) +#define LL_EXTI_LINE_24 EXTI_IMR_IM24 /*!< Extended line 24 */ +#endif +#if defined(EXTI_IMR_IM25) +#define LL_EXTI_LINE_25 EXTI_IMR_IM25 /*!< Extended line 25 */ +#endif +#if defined(EXTI_IMR_IM26) +#define LL_EXTI_LINE_26 EXTI_IMR_IM26 /*!< Extended line 26 */ +#endif +#if defined(EXTI_IMR_IM27) +#define LL_EXTI_LINE_27 EXTI_IMR_IM27 /*!< Extended line 27 */ +#endif +#if defined(EXTI_IMR_IM28) +#define LL_EXTI_LINE_28 EXTI_IMR_IM28 /*!< Extended line 28 */ +#endif +#if defined(EXTI_IMR_IM29) +#define LL_EXTI_LINE_29 EXTI_IMR_IM29 /*!< Extended line 29 */ +#endif +#if defined(EXTI_IMR_IM30) +#define LL_EXTI_LINE_30 EXTI_IMR_IM30 /*!< Extended line 30 */ +#endif +#if defined(EXTI_IMR_IM31) +#define LL_EXTI_LINE_31 EXTI_IMR_IM31 /*!< Extended line 31 */ +#endif +#define LL_EXTI_LINE_ALL_0_31 EXTI_IMR_IM /*!< All Extended line not reserved*/ + + +#define LL_EXTI_LINE_ALL ((uint32_t)0xFFFFFFFFU) /*!< All Extended line */ + +#if defined(USE_FULL_LL_DRIVER) +#define LL_EXTI_LINE_NONE ((uint32_t)0x00000000U) /*!< None Extended line */ +#endif /*USE_FULL_LL_DRIVER*/ + +/** + * @} + */ +#if defined(USE_FULL_LL_DRIVER) + +/** @defgroup EXTI_LL_EC_MODE Mode + * @{ + */ +#define LL_EXTI_MODE_IT ((uint8_t)0x00U) /*!< Interrupt Mode */ +#define LL_EXTI_MODE_EVENT ((uint8_t)0x01U) /*!< Event Mode */ +#define LL_EXTI_MODE_IT_EVENT ((uint8_t)0x02U) /*!< Interrupt & Event Mode */ +/** + * @} + */ + +/** @defgroup EXTI_LL_EC_TRIGGER Edge Trigger + * @{ + */ +#define LL_EXTI_TRIGGER_NONE ((uint8_t)0x00U) /*!< No Trigger Mode */ +#define LL_EXTI_TRIGGER_RISING ((uint8_t)0x01U) /*!< Trigger Rising Mode */ +#define LL_EXTI_TRIGGER_FALLING ((uint8_t)0x02U) /*!< Trigger Falling Mode */ +#define LL_EXTI_TRIGGER_RISING_FALLING ((uint8_t)0x03U) /*!< Trigger Rising & Falling Mode */ + +/** + * @} + */ + + +#endif /*USE_FULL_LL_DRIVER*/ + + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/** @defgroup EXTI_LL_Exported_Macros EXTI Exported Macros + * @{ + */ + +/** @defgroup EXTI_LL_EM_WRITE_READ Common Write and read registers Macros + * @{ + */ + +/** + * @brief Write a value in EXTI register + * @param __REG__ Register to be written + * @param __VALUE__ Value to be written in the register + * @retval None + */ +#define LL_EXTI_WriteReg(__REG__, __VALUE__) WRITE_REG(EXTI->__REG__, (__VALUE__)) + +/** + * @brief Read a value in EXTI register + * @param __REG__ Register to be read + * @retval Register value + */ +#define LL_EXTI_ReadReg(__REG__) READ_REG(EXTI->__REG__) +/** + * @} + */ + + +/** + * @} + */ + + + +/* Exported functions --------------------------------------------------------*/ +/** @defgroup EXTI_LL_Exported_Functions EXTI Exported Functions + * @{ + */ +/** @defgroup EXTI_LL_EF_IT_Management IT_Management + * @{ + */ + +/** + * @brief Enable ExtiLine Interrupt request for Lines in range 0 to 31 + * @note The reset value for the direct or internal lines (see RM) + * is set to 1 in order to enable the interrupt by default. + * Bits are set automatically at Power on. + * @rmtoll IMR IMx LL_EXTI_EnableIT_0_31 + * @param ExtiLine This parameter can be one of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_17 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_23 + * @arg @ref LL_EXTI_LINE_24 + * @arg @ref LL_EXTI_LINE_25 + * @arg @ref LL_EXTI_LINE_26 + * @arg @ref LL_EXTI_LINE_27 + * @arg @ref LL_EXTI_LINE_28 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @arg @ref LL_EXTI_LINE_ALL_0_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval None + */ +__STATIC_INLINE void LL_EXTI_EnableIT_0_31(uint32_t ExtiLine) +{ + SET_BIT(EXTI->IMR, ExtiLine); +} + +/** + * @brief Disable ExtiLine Interrupt request for Lines in range 0 to 31 + * @note The reset value for the direct or internal lines (see RM) + * is set to 1 in order to enable the interrupt by default. + * Bits are set automatically at Power on. + * @rmtoll IMR IMx LL_EXTI_DisableIT_0_31 + * @param ExtiLine This parameter can be one of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_17 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_23 + * @arg @ref LL_EXTI_LINE_24 + * @arg @ref LL_EXTI_LINE_25 + * @arg @ref LL_EXTI_LINE_26 + * @arg @ref LL_EXTI_LINE_27 + * @arg @ref LL_EXTI_LINE_28 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @arg @ref LL_EXTI_LINE_ALL_0_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval None + */ +__STATIC_INLINE void LL_EXTI_DisableIT_0_31(uint32_t ExtiLine) +{ + CLEAR_BIT(EXTI->IMR, ExtiLine); +} + + +/** + * @brief Indicate if ExtiLine Interrupt request is enabled for Lines in range 0 to 31 + * @note The reset value for the direct or internal lines (see RM) + * is set to 1 in order to enable the interrupt by default. + * Bits are set automatically at Power on. + * @rmtoll IMR IMx LL_EXTI_IsEnabledIT_0_31 + * @param ExtiLine This parameter can be one of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_17 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_23 + * @arg @ref LL_EXTI_LINE_24 + * @arg @ref LL_EXTI_LINE_25 + * @arg @ref LL_EXTI_LINE_26 + * @arg @ref LL_EXTI_LINE_27 + * @arg @ref LL_EXTI_LINE_28 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @arg @ref LL_EXTI_LINE_ALL_0_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_EXTI_IsEnabledIT_0_31(uint32_t ExtiLine) +{ + return (READ_BIT(EXTI->IMR, ExtiLine) == (ExtiLine)); +} + + +/** + * @} + */ + +/** @defgroup EXTI_LL_EF_Event_Management Event_Management + * @{ + */ + +/** + * @brief Enable ExtiLine Event request for Lines in range 0 to 31 + * @rmtoll EMR EMx LL_EXTI_EnableEvent_0_31 + * @param ExtiLine This parameter can be one of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_17 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_23 + * @arg @ref LL_EXTI_LINE_24 + * @arg @ref LL_EXTI_LINE_25 + * @arg @ref LL_EXTI_LINE_26 + * @arg @ref LL_EXTI_LINE_27 + * @arg @ref LL_EXTI_LINE_28 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @arg @ref LL_EXTI_LINE_ALL_0_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval None + */ +__STATIC_INLINE void LL_EXTI_EnableEvent_0_31(uint32_t ExtiLine) +{ + SET_BIT(EXTI->EMR, ExtiLine); + +} + + +/** + * @brief Disable ExtiLine Event request for Lines in range 0 to 31 + * @rmtoll EMR EMx LL_EXTI_DisableEvent_0_31 + * @param ExtiLine This parameter can be one of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_17 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_23 + * @arg @ref LL_EXTI_LINE_24 + * @arg @ref LL_EXTI_LINE_25 + * @arg @ref LL_EXTI_LINE_26 + * @arg @ref LL_EXTI_LINE_27 + * @arg @ref LL_EXTI_LINE_28 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @arg @ref LL_EXTI_LINE_ALL_0_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval None + */ +__STATIC_INLINE void LL_EXTI_DisableEvent_0_31(uint32_t ExtiLine) +{ + CLEAR_BIT(EXTI->EMR, ExtiLine); +} + + +/** + * @brief Indicate if ExtiLine Event request is enabled for Lines in range 0 to 31 + * @rmtoll EMR EMx LL_EXTI_IsEnabledEvent_0_31 + * @param ExtiLine This parameter can be one of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_17 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_23 + * @arg @ref LL_EXTI_LINE_24 + * @arg @ref LL_EXTI_LINE_25 + * @arg @ref LL_EXTI_LINE_26 + * @arg @ref LL_EXTI_LINE_27 + * @arg @ref LL_EXTI_LINE_28 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @arg @ref LL_EXTI_LINE_ALL_0_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_EXTI_IsEnabledEvent_0_31(uint32_t ExtiLine) +{ + return (READ_BIT(EXTI->EMR, ExtiLine) == (ExtiLine)); + +} + + +/** + * @} + */ + +/** @defgroup EXTI_LL_EF_Rising_Trigger_Management Rising_Trigger_Management + * @{ + */ + +/** + * @brief Enable ExtiLine Rising Edge Trigger for Lines in range 0 to 31 + * @note The configurable wakeup lines are edge-triggered. No glitch must be + * generated on these lines. If a rising edge on a configurable interrupt + * line occurs during a write operation in the EXTI_RTSR register, the + * pending bit is not set. + * Rising and falling edge triggers can be set for + * the same interrupt line. In this case, both generate a trigger + * condition. + * @rmtoll RTSR RTx LL_EXTI_EnableRisingTrig_0_31 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval None + */ +__STATIC_INLINE void LL_EXTI_EnableRisingTrig_0_31(uint32_t ExtiLine) +{ + SET_BIT(EXTI->RTSR, ExtiLine); + +} + + +/** + * @brief Disable ExtiLine Rising Edge Trigger for Lines in range 0 to 31 + * @note The configurable wakeup lines are edge-triggered. No glitch must be + * generated on these lines. If a rising edge on a configurable interrupt + * line occurs during a write operation in the EXTI_RTSR register, the + * pending bit is not set. + * Rising and falling edge triggers can be set for + * the same interrupt line. In this case, both generate a trigger + * condition. + * @rmtoll RTSR RTx LL_EXTI_DisableRisingTrig_0_31 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval None + */ +__STATIC_INLINE void LL_EXTI_DisableRisingTrig_0_31(uint32_t ExtiLine) +{ + CLEAR_BIT(EXTI->RTSR, ExtiLine); + +} + + +/** + * @brief Check if rising edge trigger is enabled for Lines in range 0 to 31 + * @rmtoll RTSR RTx LL_EXTI_IsEnabledRisingTrig_0_31 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_EXTI_IsEnabledRisingTrig_0_31(uint32_t ExtiLine) +{ + return (READ_BIT(EXTI->RTSR, ExtiLine) == (ExtiLine)); +} + + +/** + * @} + */ + +/** @defgroup EXTI_LL_EF_Falling_Trigger_Management Falling_Trigger_Management + * @{ + */ + +/** + * @brief Enable ExtiLine Falling Edge Trigger for Lines in range 0 to 31 + * @note The configurable wakeup lines are edge-triggered. No glitch must be + * generated on these lines. If a falling edge on a configurable interrupt + * line occurs during a write operation in the EXTI_FTSR register, the + * pending bit is not set. + * Rising and falling edge triggers can be set for + * the same interrupt line. In this case, both generate a trigger + * condition. + * @rmtoll FTSR FTx LL_EXTI_EnableFallingTrig_0_31 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval None + */ +__STATIC_INLINE void LL_EXTI_EnableFallingTrig_0_31(uint32_t ExtiLine) +{ + SET_BIT(EXTI->FTSR, ExtiLine); +} + + +/** + * @brief Disable ExtiLine Falling Edge Trigger for Lines in range 0 to 31 + * @note The configurable wakeup lines are edge-triggered. No glitch must be + * generated on these lines. If a Falling edge on a configurable interrupt + * line occurs during a write operation in the EXTI_FTSR register, the + * pending bit is not set. + * Rising and falling edge triggers can be set for the same interrupt line. + * In this case, both generate a trigger condition. + * @rmtoll FTSR FTx LL_EXTI_DisableFallingTrig_0_31 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval None + */ +__STATIC_INLINE void LL_EXTI_DisableFallingTrig_0_31(uint32_t ExtiLine) +{ + CLEAR_BIT(EXTI->FTSR, ExtiLine); +} + + +/** + * @brief Check if falling edge trigger is enabled for Lines in range 0 to 31 + * @rmtoll FTSR FTx LL_EXTI_IsEnabledFallingTrig_0_31 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_EXTI_IsEnabledFallingTrig_0_31(uint32_t ExtiLine) +{ + return (READ_BIT(EXTI->FTSR, ExtiLine) == (ExtiLine)); +} + + +/** + * @} + */ + +/** @defgroup EXTI_LL_EF_Software_Interrupt_Management Software_Interrupt_Management + * @{ + */ + +/** + * @brief Generate a software Interrupt Event for Lines in range 0 to 31 + * @note If the interrupt is enabled on this line in the EXTI_IMR, writing a 1 to + * this bit when it is at '0' sets the corresponding pending bit in EXTI_PR + * resulting in an interrupt request generation. + * This bit is cleared by clearing the corresponding bit in the EXTI_PR + * register (by writing a 1 into the bit) + * @rmtoll SWIER SWIx LL_EXTI_GenerateSWI_0_31 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval None + */ +__STATIC_INLINE void LL_EXTI_GenerateSWI_0_31(uint32_t ExtiLine) +{ + SET_BIT(EXTI->SWIER, ExtiLine); +} + + +/** + * @} + */ + +/** @defgroup EXTI_LL_EF_Flag_Management Flag_Management + * @{ + */ + +/** + * @brief Check if the ExtLine Flag is set or not for Lines in range 0 to 31 + * @note This bit is set when the selected edge event arrives on the interrupt + * line. This bit is cleared by writing a 1 to the bit. + * @rmtoll PR PIFx LL_EXTI_IsActiveFlag_0_31 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_EXTI_IsActiveFlag_0_31(uint32_t ExtiLine) +{ + return (READ_BIT(EXTI->PR, ExtiLine) == (ExtiLine)); +} + + +/** + * @brief Read ExtLine Combination Flag for Lines in range 0 to 31 + * @note This bit is set when the selected edge event arrives on the interrupt + * line. This bit is cleared by writing a 1 to the bit. + * @rmtoll PR PIFx LL_EXTI_ReadFlag_0_31 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval @note This bit is set when the selected edge event arrives on the interrupt + */ +__STATIC_INLINE uint32_t LL_EXTI_ReadFlag_0_31(uint32_t ExtiLine) +{ + return (uint32_t)(READ_BIT(EXTI->PR, ExtiLine)); +} + + +/** + * @brief Clear ExtLine Flags for Lines in range 0 to 31 + * @note This bit is set when the selected edge event arrives on the interrupt + * line. This bit is cleared by writing a 1 to the bit. + * @rmtoll PR PIFx LL_EXTI_ClearFlag_0_31 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval None + */ +__STATIC_INLINE void LL_EXTI_ClearFlag_0_31(uint32_t ExtiLine) +{ + WRITE_REG(EXTI->PR, ExtiLine); +} + + +/** + * @} + */ + +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup EXTI_LL_EF_Init Initialization and de-initialization functions + * @{ + */ + +uint32_t LL_EXTI_Init(LL_EXTI_InitTypeDef *EXTI_InitStruct); +uint32_t LL_EXTI_DeInit(void); +void LL_EXTI_StructInit(LL_EXTI_InitTypeDef *EXTI_InitStruct); + + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* EXTI */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L0xx_LL_EXTI_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_gpio.c b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_gpio.c new file mode 100644 index 0000000000..40e1e43827 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_gpio.c @@ -0,0 +1,283 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_gpio.c + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief GPIO LL module driver. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ +#if defined(USE_FULL_LL_DRIVER) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx_ll_gpio.h" +#include "stm32l0xx_ll_bus.h" +#ifdef USE_FULL_ASSERT +#include "stm32_assert.h" +#else +#define assert_param(expr) ((void)0U) +#endif + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (GPIOA) || defined (GPIOB) || defined (GPIOC) || defined (GPIOD) || defined (GPIOE) || defined (GPIOH) + +/** @addtogroup GPIO_LL + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ +/** @addtogroup GPIO_LL_Private_Macros + * @{ + */ +#define IS_LL_GPIO_PIN(__VALUE__) ((((uint32_t)0x00000000U) < (__VALUE__)) && ((__VALUE__) <= (LL_GPIO_PIN_ALL))) + +#define IS_LL_GPIO_MODE(__VALUE__) (((__VALUE__) == LL_GPIO_MODE_INPUT) ||\ + ((__VALUE__) == LL_GPIO_MODE_OUTPUT) ||\ + ((__VALUE__) == LL_GPIO_MODE_ALTERNATE) ||\ + ((__VALUE__) == LL_GPIO_MODE_ANALOG)) + +#define IS_LL_GPIO_OUTPUT_TYPE(__VALUE__) (((__VALUE__) == LL_GPIO_OUTPUT_PUSHPULL) ||\ + ((__VALUE__) == LL_GPIO_OUTPUT_OPENDRAIN)) + +#define IS_LL_GPIO_SPEED(__VALUE__) (((__VALUE__) == LL_GPIO_SPEED_FREQ_LOW) ||\ + ((__VALUE__) == LL_GPIO_SPEED_FREQ_MEDIUM) ||\ + ((__VALUE__) == LL_GPIO_SPEED_FREQ_HIGH) ||\ + ((__VALUE__) == LL_GPIO_SPEED_FREQ_VERY_HIGH)) + +#define IS_LL_GPIO_PULL(__VALUE__) (((__VALUE__) == LL_GPIO_PULL_NO) ||\ + ((__VALUE__) == LL_GPIO_PULL_UP) ||\ + ((__VALUE__) == LL_GPIO_PULL_DOWN)) + +#define IS_LL_GPIO_ALTERNATE(__VALUE__) (((__VALUE__) == LL_GPIO_AF_0 ) ||\ + ((__VALUE__) == LL_GPIO_AF_1 ) ||\ + ((__VALUE__) == LL_GPIO_AF_2 ) ||\ + ((__VALUE__) == LL_GPIO_AF_3 ) ||\ + ((__VALUE__) == LL_GPIO_AF_4 ) ||\ + ((__VALUE__) == LL_GPIO_AF_5 ) ||\ + ((__VALUE__) == LL_GPIO_AF_6 ) ||\ + ((__VALUE__) == LL_GPIO_AF_7 )) +/** + * @} + */ + +/* Private function prototypes -----------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup GPIO_LL_Exported_Functions + * @{ + */ + +/** @addtogroup GPIO_LL_EF_Init + * @{ + */ + +/** + * @brief De-initialize GPIO registers (Registers restored to their default values). + * @param GPIOx GPIO Port + * @retval An ErrorStatus enumeration value: + * - SUCCESS: GPIO registers are de-initialized + * - ERROR: Wrong GPIO Port + */ +ErrorStatus LL_GPIO_DeInit(GPIO_TypeDef *GPIOx) +{ + ErrorStatus status = SUCCESS; + + /* Check the parameters */ + assert_param(IS_GPIO_ALL_INSTANCE(GPIOx)); + + /* Force and Release reset on clock of GPIOx Port */ + if (GPIOx == GPIOA) + { + LL_IOP_GRP1_ForceReset(LL_IOP_GRP1_PERIPH_GPIOA); + LL_IOP_GRP1_ReleaseReset(LL_IOP_GRP1_PERIPH_GPIOA); + } + else if (GPIOx == GPIOB) + { + LL_IOP_GRP1_ForceReset(LL_IOP_GRP1_PERIPH_GPIOB); + LL_IOP_GRP1_ReleaseReset(LL_IOP_GRP1_PERIPH_GPIOB); + } + else if (GPIOx == GPIOC) + { + LL_IOP_GRP1_ForceReset(LL_IOP_GRP1_PERIPH_GPIOC); + LL_IOP_GRP1_ReleaseReset(LL_IOP_GRP1_PERIPH_GPIOC); + } +#if defined(GPIOD) + else if (GPIOx == GPIOD) + { + LL_IOP_GRP1_ForceReset(LL_IOP_GRP1_PERIPH_GPIOD); + LL_IOP_GRP1_ReleaseReset(LL_IOP_GRP1_PERIPH_GPIOD); + } +#endif /* GPIOD */ +#if defined(GPIOE) + else if (GPIOx == GPIOE) + { + LL_IOP_GRP1_ForceReset(LL_IOP_GRP1_PERIPH_GPIOE); + LL_IOP_GRP1_ReleaseReset(LL_IOP_GRP1_PERIPH_GPIOE); + } +#endif /* GPIOE */ +#if defined(GPIOH) + else if (GPIOx == GPIOH) + { + LL_IOP_GRP1_ForceReset(LL_IOP_GRP1_PERIPH_GPIOH); + LL_IOP_GRP1_ReleaseReset(LL_IOP_GRP1_PERIPH_GPIOH); + } +#endif /* GPIOH */ + else + { + status = ERROR; + } + + return (status); +} + +/** + * @brief Initialize GPIO registers according to the specified parameters in GPIO_InitStruct. + * @param GPIOx GPIO Port + * @param GPIO_InitStruct: pointer to a @ref LL_GPIO_InitTypeDef structure + * that contains the configuration information for the specified GPIO peripheral. + * @retval An ErrorStatus enumeration value: + * - SUCCESS: GPIO registers are initialized according to GPIO_InitStruct content + * - ERROR: Not applicable + */ +ErrorStatus LL_GPIO_Init(GPIO_TypeDef *GPIOx, LL_GPIO_InitTypeDef *GPIO_InitStruct) +{ + uint32_t pinpos = 0x00000000U; + uint32_t currentpin = 0x00000000U; + + /* Check the parameters */ + assert_param(IS_GPIO_ALL_INSTANCE(GPIOx)); + assert_param(IS_LL_GPIO_PIN(GPIO_InitStruct->Pin)); + assert_param(IS_LL_GPIO_MODE(GPIO_InitStruct->Mode)); + assert_param(IS_LL_GPIO_PULL(GPIO_InitStruct->Pull)); + + /* ------------------------- Configure the port pins ---------------- */ + /* Initialize pinpos on first pin set */ + /* pinpos = 0; useless as already done in default initialization */ + + /* Configure the port pins */ + while (((GPIO_InitStruct->Pin) >> pinpos) != 0x00000000U) + { + /* Get current io position */ + currentpin = (GPIO_InitStruct->Pin) & (0x00000001U << pinpos); + + if (currentpin) + { + /* Pin Mode configuration */ + LL_GPIO_SetPinMode(GPIOx, currentpin, GPIO_InitStruct->Mode); + + if ((GPIO_InitStruct->Mode == LL_GPIO_MODE_OUTPUT) || (GPIO_InitStruct->Mode == LL_GPIO_MODE_ALTERNATE)) + { + /* Check Speed mode parameters */ + assert_param(IS_LL_GPIO_SPEED(GPIO_InitStruct->Speed)); + + /* Speed mode configuration */ + LL_GPIO_SetPinSpeed(GPIOx, currentpin, GPIO_InitStruct->Speed); + } + + /* Pull-up Pull down resistor configuration*/ + LL_GPIO_SetPinPull(GPIOx, currentpin, GPIO_InitStruct->Pull); + + if (GPIO_InitStruct->Mode == LL_GPIO_MODE_ALTERNATE) + { + /* Check Alternate parameter */ + assert_param(IS_LL_GPIO_ALTERNATE(GPIO_InitStruct->Alternate)); + + /* Speed mode configuration */ + if (currentpin < LL_GPIO_PIN_8) + { + LL_GPIO_SetAFPin_0_7(GPIOx, currentpin, GPIO_InitStruct->Alternate); + } + else + { + LL_GPIO_SetAFPin_8_15(GPIOx, currentpin, GPIO_InitStruct->Alternate); + } + } + } + pinpos++; + } + + if ((GPIO_InitStruct->Mode == LL_GPIO_MODE_OUTPUT) || (GPIO_InitStruct->Mode == LL_GPIO_MODE_ALTERNATE)) + { + /* Check Output mode parameters */ + assert_param(IS_LL_GPIO_OUTPUT_TYPE(GPIO_InitStruct->OutputType)); + + /* Output mode configuration*/ + LL_GPIO_SetPinOutputType(GPIOx, GPIO_InitStruct->Pin, GPIO_InitStruct->OutputType); + + } + return (SUCCESS); +} + +/** + * @brief Set each @ref LL_GPIO_InitTypeDef field to default value. + * @param GPIO_InitStruct: pointer to a @ref LL_GPIO_InitTypeDef structure + * whose fields will be set to default values. + * @retval None + */ + +void LL_GPIO_StructInit(LL_GPIO_InitTypeDef *GPIO_InitStruct) +{ + /* Reset GPIO init structure parameters values */ + GPIO_InitStruct->Pin = LL_GPIO_PIN_ALL; + GPIO_InitStruct->Mode = LL_GPIO_MODE_ANALOG; + GPIO_InitStruct->Speed = LL_GPIO_SPEED_FREQ_LOW; + GPIO_InitStruct->OutputType = LL_GPIO_OUTPUT_PUSHPULL; + GPIO_InitStruct->Pull = LL_GPIO_PULL_NO; + GPIO_InitStruct->Alternate = LL_GPIO_AF_0; +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined (GPIOA) || defined (GPIOB) || defined (GPIOC) || defined (GPIOD) || defined (GPIOE) || defined (GPIOH) */ + +/** + * @} + */ + +#endif /* USE_FULL_LL_DRIVER */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ + diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_gpio.h b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_gpio.h new file mode 100644 index 0000000000..a1591d01e6 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_gpio.h @@ -0,0 +1,962 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_gpio.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief Header file of GPIO LL module. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L0xx_LL_GPIO_H +#define __STM32L0xx_LL_GPIO_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (GPIOA) || defined (GPIOB) || defined (GPIOC) || defined (GPIOD) || defined (GPIOE) || defined (GPIOH) + +/** @defgroup GPIO_LL GPIO + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup GPIO_LL_Private_Macros GPIO Private Macros + * @{ + */ + +/** + * @} + */ +#endif /*USE_FULL_LL_DRIVER*/ + +/* Exported types ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup GPIO_LL_ES_INIT GPIO Exported Init structures + * @{ + */ + +/** + * @brief LL GPIO Init Structure definition + */ +typedef struct +{ + uint32_t Pin; /*!< Specifies the GPIO pins to be configured. + This parameter can be any value of @ref GPIO_LL_EC_PIN */ + + uint32_t Mode; /*!< Specifies the operating mode for the selected pins. + This parameter can be a value of @ref GPIO_LL_EC_MODE. + + GPIO HW configuration can be modified afterwards using unitary function @ref LL_GPIO_SetPinMode().*/ + + uint32_t Speed; /*!< Specifies the speed for the selected pins. + This parameter can be a value of @ref GPIO_LL_EC_SPEED. + + GPIO HW configuration can be modified afterwards using unitary function @ref LL_GPIO_SetPinSpeed().*/ + + uint32_t OutputType; /*!< Specifies the operating output type for the selected pins. + This parameter can be a value of @ref GPIO_LL_EC_OUTPUT. + + GPIO HW configuration can be modified afterwards using unitary function @ref LL_GPIO_SetPinOutputType().*/ + + uint32_t Pull; /*!< Specifies the operating Pull-up/Pull down for the selected pins. + This parameter can be a value of @ref GPIO_LL_EC_PULL. + + GPIO HW configuration can be modified afterwards using unitary function @ref LL_GPIO_SetPinPull().*/ + + uint32_t Alternate; /*!< Specifies the Peripheral to be connected to the selected pins. + This parameter can be a value of @ref GPIO_LL_EC_AF. + + GPIO HW configuration can be modified afterwards using unitary function @ref LL_GPIO_SetAFPin_0_7() and LL_GPIO_SetAFPin_8_15().*/ +} LL_GPIO_InitTypeDef; + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/* Exported constants --------------------------------------------------------*/ +/** @defgroup GPIO_LL_Exported_Constants GPIO Exported Constants + * @{ + */ + +/** @defgroup GPIO_LL_EC_PIN PIN + * @{ + */ +#define LL_GPIO_PIN_0 GPIO_BSRR_BS_0 /*!< Select pin 0 */ +#define LL_GPIO_PIN_1 GPIO_BSRR_BS_1 /*!< Select pin 1 */ +#define LL_GPIO_PIN_2 GPIO_BSRR_BS_2 /*!< Select pin 2 */ +#define LL_GPIO_PIN_3 GPIO_BSRR_BS_3 /*!< Select pin 3 */ +#define LL_GPIO_PIN_4 GPIO_BSRR_BS_4 /*!< Select pin 4 */ +#define LL_GPIO_PIN_5 GPIO_BSRR_BS_5 /*!< Select pin 5 */ +#define LL_GPIO_PIN_6 GPIO_BSRR_BS_6 /*!< Select pin 6 */ +#define LL_GPIO_PIN_7 GPIO_BSRR_BS_7 /*!< Select pin 7 */ +#define LL_GPIO_PIN_8 GPIO_BSRR_BS_8 /*!< Select pin 8 */ +#define LL_GPIO_PIN_9 GPIO_BSRR_BS_9 /*!< Select pin 9 */ +#define LL_GPIO_PIN_10 GPIO_BSRR_BS_10 /*!< Select pin 10 */ +#define LL_GPIO_PIN_11 GPIO_BSRR_BS_11 /*!< Select pin 11 */ +#define LL_GPIO_PIN_12 GPIO_BSRR_BS_12 /*!< Select pin 12 */ +#define LL_GPIO_PIN_13 GPIO_BSRR_BS_13 /*!< Select pin 13 */ +#define LL_GPIO_PIN_14 GPIO_BSRR_BS_14 /*!< Select pin 14 */ +#define LL_GPIO_PIN_15 GPIO_BSRR_BS_15 /*!< Select pin 15 */ +#define LL_GPIO_PIN_ALL (GPIO_BSRR_BS_0 | GPIO_BSRR_BS_1 | GPIO_BSRR_BS_2 | \ + GPIO_BSRR_BS_3 | GPIO_BSRR_BS_4 | GPIO_BSRR_BS_5 | \ + GPIO_BSRR_BS_6 | GPIO_BSRR_BS_7 | GPIO_BSRR_BS_8 | \ + GPIO_BSRR_BS_9 | GPIO_BSRR_BS_10 | GPIO_BSRR_BS_11 | \ + GPIO_BSRR_BS_12 | GPIO_BSRR_BS_13 | GPIO_BSRR_BS_14 | \ + GPIO_BSRR_BS_15) /*!< Select all pins */ +/** + * @} + */ + +/** @defgroup GPIO_LL_EC_MODE Mode + * @{ + */ +#define LL_GPIO_MODE_INPUT ((uint32_t)0x00000000U) /*!< Select input mode */ +#define LL_GPIO_MODE_OUTPUT GPIO_MODER_MODE0_0 /*!< Select output mode */ +#define LL_GPIO_MODE_ALTERNATE GPIO_MODER_MODE0_1 /*!< Select alternate function mode */ +#define LL_GPIO_MODE_ANALOG GPIO_MODER_MODE0 /*!< Select analog mode */ +/** + * @} + */ + +/** @defgroup GPIO_LL_EC_OUTPUT Output Type + * @{ + */ +#define LL_GPIO_OUTPUT_PUSHPULL ((uint32_t)0x00000000U) /*!< Select push-pull as output type */ +#define LL_GPIO_OUTPUT_OPENDRAIN GPIO_OTYPER_OT_0 /*!< Select open-drain as output type */ +/** + * @} + */ + +/** @defgroup GPIO_LL_EC_SPEED Output Speed + * @{ + */ +#define LL_GPIO_SPEED_FREQ_LOW ((uint32_t)0x00000000U) /*!< Select I/O low output speed */ +#define LL_GPIO_SPEED_FREQ_MEDIUM GPIO_OSPEEDER_OSPEED0_0 /*!< Select I/O medium output speed */ +#define LL_GPIO_SPEED_FREQ_HIGH GPIO_OSPEEDER_OSPEED0_1 /*!< Select I/O fast output speed */ +#define LL_GPIO_SPEED_FREQ_VERY_HIGH GPIO_OSPEEDER_OSPEED0 /*!< Select I/O high output speed */ +/** + * @} + */ +#define LL_GPIO_SPEED_LOW LL_GPIO_SPEED_FREQ_LOW +#define LL_GPIO_SPEED_MEDIUM LL_GPIO_SPEED_FREQ_MEDIUM +#define LL_GPIO_SPEED_FAST LL_GPIO_SPEED_FREQ_HIGH +#define LL_GPIO_SPEED_HIGH LL_GPIO_SPEED_FREQ_VERY_HIGH + + +/** @defgroup GPIO_LL_EC_PULL Pull Up Pull Down + * @{ + */ +#define LL_GPIO_PULL_NO ((uint32_t)0x00000000U) /*!< Select I/O no pull */ +#define LL_GPIO_PULL_UP GPIO_PUPDR_PUPD0_0 /*!< Select I/O pull up */ +#define LL_GPIO_PULL_DOWN GPIO_PUPDR_PUPD0_1 /*!< Select I/O pull down */ +/** + * @} + */ + +/** @defgroup GPIO_LL_EC_AF Alternate Function + * @{ + */ +#define LL_GPIO_AF_0 ((uint32_t)0x0000000U) /*!< Select alternate function 0 */ +#define LL_GPIO_AF_1 ((uint32_t)0x0000001U) /*!< Select alternate function 1 */ +#define LL_GPIO_AF_2 ((uint32_t)0x0000002U) /*!< Select alternate function 2 */ +#define LL_GPIO_AF_3 ((uint32_t)0x0000003U) /*!< Select alternate function 3 */ +#define LL_GPIO_AF_4 ((uint32_t)0x0000004U) /*!< Select alternate function 4 */ +#define LL_GPIO_AF_5 ((uint32_t)0x0000005U) /*!< Select alternate function 5 */ +#define LL_GPIO_AF_6 ((uint32_t)0x0000006U) /*!< Select alternate function 6 */ +#define LL_GPIO_AF_7 ((uint32_t)0x0000007U) /*!< Select alternate function 7 */ +/** + * @} + */ + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/** @defgroup GPIO_LL_Exported_Macros GPIO Exported Macros + * @{ + */ + +/** @defgroup GPIO_LL_EM_WRITE_READ Common Write and read registers Macros + * @{ + */ + +/** + * @brief Write a value in GPIO register + * @param __INSTANCE__ GPIO Instance + * @param __REG__ Register to be written + * @param __VALUE__ Value to be written in the register + * @retval None + */ +#define LL_GPIO_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) + +/** + * @brief Read a value in GPIO register + * @param __INSTANCE__ GPIO Instance + * @param __REG__ Register to be read + * @retval Register value + */ +#define LL_GPIO_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) +/** + * @} + */ + +/** + * @} + */ + +/* Exported functions --------------------------------------------------------*/ +/** @defgroup GPIO_LL_Exported_Functions GPIO Exported Functions + * @{ + */ + +/** @defgroup GPIO_LL_EF_Port_Configuration Port Configuration + * @{ + */ + +/** + * @brief Configure gpio mode for a dedicated pin on dedicated port. + * @note I/O mode can be Input mode, General purpose output, Alternate function mode or Analog. + * @note Warning: only one pin can be passed as parameter. + * @rmtoll MODER MODEy LL_GPIO_SetPinMode + * @param GPIOx GPIO Port + * @param Pin This parameter can be one of the following values: + * @arg @ref LL_GPIO_PIN_0 + * @arg @ref LL_GPIO_PIN_1 + * @arg @ref LL_GPIO_PIN_2 + * @arg @ref LL_GPIO_PIN_3 + * @arg @ref LL_GPIO_PIN_4 + * @arg @ref LL_GPIO_PIN_5 + * @arg @ref LL_GPIO_PIN_6 + * @arg @ref LL_GPIO_PIN_7 + * @arg @ref LL_GPIO_PIN_8 + * @arg @ref LL_GPIO_PIN_9 + * @arg @ref LL_GPIO_PIN_10 + * @arg @ref LL_GPIO_PIN_11 + * @arg @ref LL_GPIO_PIN_12 + * @arg @ref LL_GPIO_PIN_13 + * @arg @ref LL_GPIO_PIN_14 + * @arg @ref LL_GPIO_PIN_15 + * @param Mode This parameter can be one of the following values: + * @arg @ref LL_GPIO_MODE_INPUT + * @arg @ref LL_GPIO_MODE_OUTPUT + * @arg @ref LL_GPIO_MODE_ALTERNATE + * @arg @ref LL_GPIO_MODE_ANALOG + * @retval None + */ +__STATIC_INLINE void LL_GPIO_SetPinMode(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Mode) +{ + MODIFY_REG(GPIOx->MODER, ((Pin * Pin) * GPIO_MODER_MODE0), ((Pin * Pin) * Mode)); +} + +/** + * @brief Return gpio mode for a dedicated pin on dedicated port. + * @note I/O mode can be Input mode, General purpose output, Alternate function mode or Analog. + * @note Warning: only one pin can be passed as parameter. + * @rmtoll MODER MODEy LL_GPIO_GetPinMode + * @param GPIOx GPIO Port + * @param Pin This parameter can be one of the following values: + * @arg @ref LL_GPIO_PIN_0 + * @arg @ref LL_GPIO_PIN_1 + * @arg @ref LL_GPIO_PIN_2 + * @arg @ref LL_GPIO_PIN_3 + * @arg @ref LL_GPIO_PIN_4 + * @arg @ref LL_GPIO_PIN_5 + * @arg @ref LL_GPIO_PIN_6 + * @arg @ref LL_GPIO_PIN_7 + * @arg @ref LL_GPIO_PIN_8 + * @arg @ref LL_GPIO_PIN_9 + * @arg @ref LL_GPIO_PIN_10 + * @arg @ref LL_GPIO_PIN_11 + * @arg @ref LL_GPIO_PIN_12 + * @arg @ref LL_GPIO_PIN_13 + * @arg @ref LL_GPIO_PIN_14 + * @arg @ref LL_GPIO_PIN_15 + * @retval Returned value can be one of the following values: + * @arg @ref LL_GPIO_MODE_INPUT + * @arg @ref LL_GPIO_MODE_OUTPUT + * @arg @ref LL_GPIO_MODE_ALTERNATE + * @arg @ref LL_GPIO_MODE_ANALOG + */ +__STATIC_INLINE uint32_t LL_GPIO_GetPinMode(GPIO_TypeDef *GPIOx, uint32_t Pin) +{ + return (uint32_t)(READ_BIT(GPIOx->MODER, ((Pin * Pin) * GPIO_MODER_MODE0)) / (Pin * Pin)); +} + +/** + * @brief Configure gpio output type for several pins on dedicated port. + * @note Output type as to be set when gpio pin is in output or + * alternate modes. Possible type are Push-pull or Open-drain. + * @rmtoll OTYPER OTy LL_GPIO_SetPinOutputType + * @param GPIOx GPIO Port + * @param PinMask This parameter can be a combination of the following values: + * @arg @ref LL_GPIO_PIN_0 + * @arg @ref LL_GPIO_PIN_1 + * @arg @ref LL_GPIO_PIN_2 + * @arg @ref LL_GPIO_PIN_3 + * @arg @ref LL_GPIO_PIN_4 + * @arg @ref LL_GPIO_PIN_5 + * @arg @ref LL_GPIO_PIN_6 + * @arg @ref LL_GPIO_PIN_7 + * @arg @ref LL_GPIO_PIN_8 + * @arg @ref LL_GPIO_PIN_9 + * @arg @ref LL_GPIO_PIN_10 + * @arg @ref LL_GPIO_PIN_11 + * @arg @ref LL_GPIO_PIN_12 + * @arg @ref LL_GPIO_PIN_13 + * @arg @ref LL_GPIO_PIN_14 + * @arg @ref LL_GPIO_PIN_15 + * @arg @ref LL_GPIO_PIN_ALL + * @param OutputType This parameter can be one of the following values: + * @arg @ref LL_GPIO_OUTPUT_PUSHPULL + * @arg @ref LL_GPIO_OUTPUT_OPENDRAIN + * @retval None + */ +__STATIC_INLINE void LL_GPIO_SetPinOutputType(GPIO_TypeDef *GPIOx, uint32_t PinMask, uint32_t OutputType) +{ + MODIFY_REG(GPIOx->OTYPER, PinMask, (PinMask * OutputType)); +} + +/** + * @brief Return gpio output type for several pins on dedicated port. + * @note Output type as to be set when gpio pin is in output or + * alternate modes. Possible type are Push-pull or Open-drain. + * @note Warning: only one pin can be passed as parameter. + * @rmtoll OTYPER OTy LL_GPIO_GetPinOutputType + * @param GPIOx GPIO Port + * @param Pin This parameter can be one of the following values: + * @arg @ref LL_GPIO_PIN_0 + * @arg @ref LL_GPIO_PIN_1 + * @arg @ref LL_GPIO_PIN_2 + * @arg @ref LL_GPIO_PIN_3 + * @arg @ref LL_GPIO_PIN_4 + * @arg @ref LL_GPIO_PIN_5 + * @arg @ref LL_GPIO_PIN_6 + * @arg @ref LL_GPIO_PIN_7 + * @arg @ref LL_GPIO_PIN_8 + * @arg @ref LL_GPIO_PIN_9 + * @arg @ref LL_GPIO_PIN_10 + * @arg @ref LL_GPIO_PIN_11 + * @arg @ref LL_GPIO_PIN_12 + * @arg @ref LL_GPIO_PIN_13 + * @arg @ref LL_GPIO_PIN_14 + * @arg @ref LL_GPIO_PIN_15 + * @arg @ref LL_GPIO_PIN_ALL + * @retval Returned value can be one of the following values: + * @arg @ref LL_GPIO_OUTPUT_PUSHPULL + * @arg @ref LL_GPIO_OUTPUT_OPENDRAIN + */ +__STATIC_INLINE uint32_t LL_GPIO_GetPinOutputType(GPIO_TypeDef *GPIOx, uint32_t Pin) +{ + return (uint32_t)(READ_BIT(GPIOx->OTYPER, Pin) / Pin); +} + +/** + * @brief Configure gpio speed for a dedicated pin on dedicated port. + * @note I/O speed can be Low, Medium, Fast or High speed. + * @note Warning: only one pin can be passed as parameter. + * @note Refer to datasheet for frequency specifications and the power + * supply and load conditions for each speed. + * @rmtoll OSPEEDR OSPEEDy LL_GPIO_SetPinSpeed + * @param GPIOx GPIO Port + * @param Pin This parameter can be one of the following values: + * @arg @ref LL_GPIO_PIN_0 + * @arg @ref LL_GPIO_PIN_1 + * @arg @ref LL_GPIO_PIN_2 + * @arg @ref LL_GPIO_PIN_3 + * @arg @ref LL_GPIO_PIN_4 + * @arg @ref LL_GPIO_PIN_5 + * @arg @ref LL_GPIO_PIN_6 + * @arg @ref LL_GPIO_PIN_7 + * @arg @ref LL_GPIO_PIN_8 + * @arg @ref LL_GPIO_PIN_9 + * @arg @ref LL_GPIO_PIN_10 + * @arg @ref LL_GPIO_PIN_11 + * @arg @ref LL_GPIO_PIN_12 + * @arg @ref LL_GPIO_PIN_13 + * @arg @ref LL_GPIO_PIN_14 + * @arg @ref LL_GPIO_PIN_15 + * @param Speed This parameter can be one of the following values: + * @arg @ref LL_GPIO_SPEED_FREQ_LOW + * @arg @ref LL_GPIO_SPEED_FREQ_MEDIUM + * @arg @ref LL_GPIO_SPEED_FREQ_HIGH + * @arg @ref LL_GPIO_SPEED_FREQ_VERY_HIGH + * @retval None + */ +__STATIC_INLINE void LL_GPIO_SetPinSpeed(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Speed) +{ + MODIFY_REG(GPIOx->OSPEEDR, ((Pin * Pin) * GPIO_OSPEEDER_OSPEED0), ((Pin * Pin) * Speed)); +} + +/** + * @brief Return gpio speed for a dedicated pin on dedicated port. + * @note I/O speed can be Low, Medium, Fast or High speed. + * @note Warning: only one pin can be passed as parameter. + * @note Refer to datasheet for frequency specifications and the power + * supply and load conditions for each speed. + * @rmtoll OSPEEDR OSPEEDy LL_GPIO_GetPinSpeed + * @param GPIOx GPIO Port + * @param Pin This parameter can be one of the following values: + * @arg @ref LL_GPIO_PIN_0 + * @arg @ref LL_GPIO_PIN_1 + * @arg @ref LL_GPIO_PIN_2 + * @arg @ref LL_GPIO_PIN_3 + * @arg @ref LL_GPIO_PIN_4 + * @arg @ref LL_GPIO_PIN_5 + * @arg @ref LL_GPIO_PIN_6 + * @arg @ref LL_GPIO_PIN_7 + * @arg @ref LL_GPIO_PIN_8 + * @arg @ref LL_GPIO_PIN_9 + * @arg @ref LL_GPIO_PIN_10 + * @arg @ref LL_GPIO_PIN_11 + * @arg @ref LL_GPIO_PIN_12 + * @arg @ref LL_GPIO_PIN_13 + * @arg @ref LL_GPIO_PIN_14 + * @arg @ref LL_GPIO_PIN_15 + * @retval Returned value can be one of the following values: + * @arg @ref LL_GPIO_SPEED_FREQ_LOW + * @arg @ref LL_GPIO_SPEED_FREQ_MEDIUM + * @arg @ref LL_GPIO_SPEED_FREQ_HIGH + * @arg @ref LL_GPIO_SPEED_FREQ_VERY_HIGH + */ +__STATIC_INLINE uint32_t LL_GPIO_GetPinSpeed(GPIO_TypeDef *GPIOx, uint32_t Pin) +{ + return (uint32_t)(READ_BIT(GPIOx->OSPEEDR, ((Pin * Pin) * GPIO_OSPEEDER_OSPEED0)) / (Pin * Pin)); +} + +/** + * @brief Configure gpio pull-up or pull-down for a dedicated pin on a dedicated port. + * @note Warning: only one pin can be passed as parameter. + * @rmtoll PUPDR PUPDy LL_GPIO_SetPinPull + * @param GPIOx GPIO Port + * @param Pin This parameter can be one of the following values: + * @arg @ref LL_GPIO_PIN_0 + * @arg @ref LL_GPIO_PIN_1 + * @arg @ref LL_GPIO_PIN_2 + * @arg @ref LL_GPIO_PIN_3 + * @arg @ref LL_GPIO_PIN_4 + * @arg @ref LL_GPIO_PIN_5 + * @arg @ref LL_GPIO_PIN_6 + * @arg @ref LL_GPIO_PIN_7 + * @arg @ref LL_GPIO_PIN_8 + * @arg @ref LL_GPIO_PIN_9 + * @arg @ref LL_GPIO_PIN_10 + * @arg @ref LL_GPIO_PIN_11 + * @arg @ref LL_GPIO_PIN_12 + * @arg @ref LL_GPIO_PIN_13 + * @arg @ref LL_GPIO_PIN_14 + * @arg @ref LL_GPIO_PIN_15 + * @param Pull This parameter can be one of the following values: + * @arg @ref LL_GPIO_PULL_NO + * @arg @ref LL_GPIO_PULL_UP + * @arg @ref LL_GPIO_PULL_DOWN + * @retval None + */ +__STATIC_INLINE void LL_GPIO_SetPinPull(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Pull) +{ + MODIFY_REG(GPIOx->PUPDR, ((Pin * Pin) * GPIO_PUPDR_PUPD0), ((Pin * Pin) * Pull)); +} + +/** + * @brief Return gpio pull-up or pull-down for a dedicated pin on a dedicated port + * @note Warning: only one pin can be passed as parameter. + * @rmtoll PUPDR PUPDy LL_GPIO_GetPinPull + * @param GPIOx GPIO Port + * @param Pin This parameter can be one of the following values: + * @arg @ref LL_GPIO_PIN_0 + * @arg @ref LL_GPIO_PIN_1 + * @arg @ref LL_GPIO_PIN_2 + * @arg @ref LL_GPIO_PIN_3 + * @arg @ref LL_GPIO_PIN_4 + * @arg @ref LL_GPIO_PIN_5 + * @arg @ref LL_GPIO_PIN_6 + * @arg @ref LL_GPIO_PIN_7 + * @arg @ref LL_GPIO_PIN_8 + * @arg @ref LL_GPIO_PIN_9 + * @arg @ref LL_GPIO_PIN_10 + * @arg @ref LL_GPIO_PIN_11 + * @arg @ref LL_GPIO_PIN_12 + * @arg @ref LL_GPIO_PIN_13 + * @arg @ref LL_GPIO_PIN_14 + * @arg @ref LL_GPIO_PIN_15 + * @retval Returned value can be one of the following values: + * @arg @ref LL_GPIO_PULL_NO + * @arg @ref LL_GPIO_PULL_UP + * @arg @ref LL_GPIO_PULL_DOWN + */ +__STATIC_INLINE uint32_t LL_GPIO_GetPinPull(GPIO_TypeDef *GPIOx, uint32_t Pin) +{ + return (uint32_t)(READ_BIT(GPIOx->PUPDR, ((Pin * Pin) * GPIO_PUPDR_PUPD0)) / (Pin * Pin)); +} + +/** + * @brief Configure gpio alternate function of a dedicated pin from 0 to 7 for a dedicated port. + * @note Possible values are from AF0 to AF7 depending on target. + * @note Warning: only one pin can be passed as parameter. + * @rmtoll AFRL AFSELy LL_GPIO_SetAFPin_0_7 + * @param GPIOx GPIO Port + * @param Pin This parameter can be one of the following values: + * @arg @ref LL_GPIO_PIN_0 + * @arg @ref LL_GPIO_PIN_1 + * @arg @ref LL_GPIO_PIN_2 + * @arg @ref LL_GPIO_PIN_3 + * @arg @ref LL_GPIO_PIN_4 + * @arg @ref LL_GPIO_PIN_5 + * @arg @ref LL_GPIO_PIN_6 + * @arg @ref LL_GPIO_PIN_7 + * @param Alternate This parameter can be one of the following values: + * @arg @ref LL_GPIO_AF_0 + * @arg @ref LL_GPIO_AF_1 + * @arg @ref LL_GPIO_AF_2 + * @arg @ref LL_GPIO_AF_3 + * @arg @ref LL_GPIO_AF_4 + * @arg @ref LL_GPIO_AF_5 + * @arg @ref LL_GPIO_AF_6 + * @arg @ref LL_GPIO_AF_7 + * @retval None + */ +__STATIC_INLINE void LL_GPIO_SetAFPin_0_7(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Alternate) +{ + MODIFY_REG(GPIOx->AFR[0], ((((Pin * Pin) * Pin) * Pin) * GPIO_AFRL_AFRL0), + ((((Pin * Pin) * Pin) * Pin) * Alternate)); +} + +/** + * @brief Return gpio alternate function of a dedicated pin from 0 to 7 for a dedicated port. + * @rmtoll AFRL AFSELy LL_GPIO_GetAFPin_0_7 + * @param GPIOx GPIO Port + * @param Pin This parameter can be one of the following values: + * @arg @ref LL_GPIO_PIN_0 + * @arg @ref LL_GPIO_PIN_1 + * @arg @ref LL_GPIO_PIN_2 + * @arg @ref LL_GPIO_PIN_3 + * @arg @ref LL_GPIO_PIN_4 + * @arg @ref LL_GPIO_PIN_5 + * @arg @ref LL_GPIO_PIN_6 + * @arg @ref LL_GPIO_PIN_7 + * @retval Returned value can be one of the following values: + * @arg @ref LL_GPIO_AF_0 + * @arg @ref LL_GPIO_AF_1 + * @arg @ref LL_GPIO_AF_2 + * @arg @ref LL_GPIO_AF_3 + * @arg @ref LL_GPIO_AF_4 + * @arg @ref LL_GPIO_AF_5 + * @arg @ref LL_GPIO_AF_6 + * @arg @ref LL_GPIO_AF_7 + */ +__STATIC_INLINE uint32_t LL_GPIO_GetAFPin_0_7(GPIO_TypeDef *GPIOx, uint32_t Pin) +{ + return (uint32_t)(READ_BIT(GPIOx->AFR[0], + ((((Pin * Pin) * Pin) * Pin) * GPIO_AFRL_AFRL0)) / (((Pin * Pin) * Pin) * Pin)); +} + +/** + * @brief Configure gpio alternate function of a dedicated pin from 8 to 15 for a dedicated port. + * @note Possible values are from AF0 to AF7 depending on target. + * @note Warning: only one pin can be passed as parameter. + * @rmtoll AFRH AFSELy LL_GPIO_SetAFPin_8_15 + * @param GPIOx GPIO Port + * @param Pin This parameter can be one of the following values: + * @arg @ref LL_GPIO_PIN_8 + * @arg @ref LL_GPIO_PIN_9 + * @arg @ref LL_GPIO_PIN_10 + * @arg @ref LL_GPIO_PIN_11 + * @arg @ref LL_GPIO_PIN_12 + * @arg @ref LL_GPIO_PIN_13 + * @arg @ref LL_GPIO_PIN_14 + * @arg @ref LL_GPIO_PIN_15 + * @param Alternate This parameter can be one of the following values: + * @arg @ref LL_GPIO_AF_0 + * @arg @ref LL_GPIO_AF_1 + * @arg @ref LL_GPIO_AF_2 + * @arg @ref LL_GPIO_AF_3 + * @arg @ref LL_GPIO_AF_4 + * @arg @ref LL_GPIO_AF_5 + * @arg @ref LL_GPIO_AF_6 + * @arg @ref LL_GPIO_AF_7 + * @retval None + */ +__STATIC_INLINE void LL_GPIO_SetAFPin_8_15(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Alternate) +{ + MODIFY_REG(GPIOx->AFR[1], (((((Pin >> 8U) * (Pin >> 8U)) * (Pin >> 8U)) * (Pin >> 8U)) * GPIO_AFRH_AFRH0), + (((((Pin >> 8U) * (Pin >> 8U)) * (Pin >> 8U)) * (Pin >> 8U)) * Alternate)); +} + +/** + * @brief Return gpio alternate function of a dedicated pin from 8 to 15 for a dedicated port. + * @note Possible values are from AF0 to AF7 depending on target. + * @rmtoll AFRH AFSELy LL_GPIO_GetAFPin_8_15 + * @param GPIOx GPIO Port + * @param Pin This parameter can be one of the following values: + * @arg @ref LL_GPIO_PIN_8 + * @arg @ref LL_GPIO_PIN_9 + * @arg @ref LL_GPIO_PIN_10 + * @arg @ref LL_GPIO_PIN_11 + * @arg @ref LL_GPIO_PIN_12 + * @arg @ref LL_GPIO_PIN_13 + * @arg @ref LL_GPIO_PIN_14 + * @arg @ref LL_GPIO_PIN_15 + * @retval Returned value can be one of the following values: + * @arg @ref LL_GPIO_AF_0 + * @arg @ref LL_GPIO_AF_1 + * @arg @ref LL_GPIO_AF_2 + * @arg @ref LL_GPIO_AF_3 + * @arg @ref LL_GPIO_AF_4 + * @arg @ref LL_GPIO_AF_5 + * @arg @ref LL_GPIO_AF_6 + * @arg @ref LL_GPIO_AF_7 + */ +__STATIC_INLINE uint32_t LL_GPIO_GetAFPin_8_15(GPIO_TypeDef *GPIOx, uint32_t Pin) +{ + return (uint32_t)(READ_BIT(GPIOx->AFR[1], + (((((Pin >> 8U) * (Pin >> 8U)) * (Pin >> 8U)) * (Pin >> 8U)) * GPIO_AFRH_AFRH0)) / ((((Pin >> 8U) * + (Pin >> 8U)) * (Pin >> 8U)) * (Pin >> 8U))); +} + + +/** + * @brief Lock configuration of several pins for a dedicated port. + * @note When the lock sequence has been applied on a port bit, the + * value of this port bit can no longer be modified until the + * next reset. + * @note Each lock bit freezes a specific configuration register + * (control and alternate function registers). + * @rmtoll LCKR LCKK LL_GPIO_LockPin + * @param GPIOx GPIO Port + * @param PinMask This parameter can be a combination of the following values: + * @arg @ref LL_GPIO_PIN_0 + * @arg @ref LL_GPIO_PIN_1 + * @arg @ref LL_GPIO_PIN_2 + * @arg @ref LL_GPIO_PIN_3 + * @arg @ref LL_GPIO_PIN_4 + * @arg @ref LL_GPIO_PIN_5 + * @arg @ref LL_GPIO_PIN_6 + * @arg @ref LL_GPIO_PIN_7 + * @arg @ref LL_GPIO_PIN_8 + * @arg @ref LL_GPIO_PIN_9 + * @arg @ref LL_GPIO_PIN_10 + * @arg @ref LL_GPIO_PIN_11 + * @arg @ref LL_GPIO_PIN_12 + * @arg @ref LL_GPIO_PIN_13 + * @arg @ref LL_GPIO_PIN_14 + * @arg @ref LL_GPIO_PIN_15 + * @arg @ref LL_GPIO_PIN_ALL + * @retval None + */ +__STATIC_INLINE void LL_GPIO_LockPin(GPIO_TypeDef *GPIOx, uint32_t PinMask) +{ + __IO uint32_t temp; + WRITE_REG(GPIOx->LCKR, GPIO_LCKR_LCKK | PinMask); + WRITE_REG(GPIOx->LCKR, PinMask); + WRITE_REG(GPIOx->LCKR, GPIO_LCKR_LCKK | PinMask); + temp = READ_REG(GPIOx->LCKR); + (void) temp; +} + +/** + * @brief Return 1 if all pins passed as parameter, of a dedicated port, are locked. else Return 0. + * @rmtoll LCKR LCKy LL_GPIO_IsPinLocked + * @param GPIOx GPIO Port + * @param PinMask This parameter can be a combination of the following values: + * @arg @ref LL_GPIO_PIN_0 + * @arg @ref LL_GPIO_PIN_1 + * @arg @ref LL_GPIO_PIN_2 + * @arg @ref LL_GPIO_PIN_3 + * @arg @ref LL_GPIO_PIN_4 + * @arg @ref LL_GPIO_PIN_5 + * @arg @ref LL_GPIO_PIN_6 + * @arg @ref LL_GPIO_PIN_7 + * @arg @ref LL_GPIO_PIN_8 + * @arg @ref LL_GPIO_PIN_9 + * @arg @ref LL_GPIO_PIN_10 + * @arg @ref LL_GPIO_PIN_11 + * @arg @ref LL_GPIO_PIN_12 + * @arg @ref LL_GPIO_PIN_13 + * @arg @ref LL_GPIO_PIN_14 + * @arg @ref LL_GPIO_PIN_15 + * @arg @ref LL_GPIO_PIN_ALL + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_GPIO_IsPinLocked(GPIO_TypeDef *GPIOx, uint32_t PinMask) +{ + return (READ_BIT(GPIOx->LCKR, PinMask) == (PinMask)); +} + +/** + * @brief Return 1 if one of the pin of a dedicated port is locked. else return 0. + * @rmtoll LCKR LCKK LL_GPIO_IsAnyPinLocked + * @param GPIOx GPIO Port + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_GPIO_IsAnyPinLocked(GPIO_TypeDef *GPIOx) +{ + return (READ_BIT(GPIOx->LCKR, GPIO_LCKR_LCKK) == (GPIO_LCKR_LCKK)); +} + +/** + * @} + */ + +/** @defgroup GPIO_LL_EF_Data_Access Data Access + * @{ + */ + +/** + * @brief Return full input data register value for a dedicated port. + * @rmtoll IDR IDy LL_GPIO_ReadInputPort + * @param GPIOx GPIO Port + * @retval Input data register value of port + */ +__STATIC_INLINE uint32_t LL_GPIO_ReadInputPort(GPIO_TypeDef *GPIOx) +{ + return (uint32_t)(READ_REG(GPIOx->IDR)); +} + +/** + * @brief Return if input data level for several pins of dedicated port is high or low. + * @rmtoll IDR IDy LL_GPIO_IsInputPinSet + * @param GPIOx GPIO Port + * @param PinMask This parameter can be a combination of the following values: + * @arg @ref LL_GPIO_PIN_0 + * @arg @ref LL_GPIO_PIN_1 + * @arg @ref LL_GPIO_PIN_2 + * @arg @ref LL_GPIO_PIN_3 + * @arg @ref LL_GPIO_PIN_4 + * @arg @ref LL_GPIO_PIN_5 + * @arg @ref LL_GPIO_PIN_6 + * @arg @ref LL_GPIO_PIN_7 + * @arg @ref LL_GPIO_PIN_8 + * @arg @ref LL_GPIO_PIN_9 + * @arg @ref LL_GPIO_PIN_10 + * @arg @ref LL_GPIO_PIN_11 + * @arg @ref LL_GPIO_PIN_12 + * @arg @ref LL_GPIO_PIN_13 + * @arg @ref LL_GPIO_PIN_14 + * @arg @ref LL_GPIO_PIN_15 + * @arg @ref LL_GPIO_PIN_ALL + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_GPIO_IsInputPinSet(GPIO_TypeDef *GPIOx, uint32_t PinMask) +{ + return (READ_BIT(GPIOx->IDR, PinMask) == (PinMask)); +} + +/** + * @brief Write output data register for the port. + * @rmtoll ODR ODy LL_GPIO_WriteOutputPort + * @param GPIOx GPIO Port + * @param PortValue Level value for each pin of the port + * @retval None + */ +__STATIC_INLINE void LL_GPIO_WriteOutputPort(GPIO_TypeDef *GPIOx, uint32_t PortValue) +{ + WRITE_REG(GPIOx->ODR, PortValue); +} + +/** + * @brief Return full output data register value for a dedicated port. + * @rmtoll ODR ODy LL_GPIO_ReadOutputPort + * @param GPIOx GPIO Port + * @retval Output data register value of port + */ +__STATIC_INLINE uint32_t LL_GPIO_ReadOutputPort(GPIO_TypeDef *GPIOx) +{ + return (uint32_t)(READ_REG(GPIOx->ODR)); +} + +/** + * @brief Return if input data level for several pins of dedicated port is high or low. + * @rmtoll ODR ODy LL_GPIO_IsOutputPinSet + * @param GPIOx GPIO Port + * @param PinMask This parameter can be a combination of the following values: + * @arg @ref LL_GPIO_PIN_0 + * @arg @ref LL_GPIO_PIN_1 + * @arg @ref LL_GPIO_PIN_2 + * @arg @ref LL_GPIO_PIN_3 + * @arg @ref LL_GPIO_PIN_4 + * @arg @ref LL_GPIO_PIN_5 + * @arg @ref LL_GPIO_PIN_6 + * @arg @ref LL_GPIO_PIN_7 + * @arg @ref LL_GPIO_PIN_8 + * @arg @ref LL_GPIO_PIN_9 + * @arg @ref LL_GPIO_PIN_10 + * @arg @ref LL_GPIO_PIN_11 + * @arg @ref LL_GPIO_PIN_12 + * @arg @ref LL_GPIO_PIN_13 + * @arg @ref LL_GPIO_PIN_14 + * @arg @ref LL_GPIO_PIN_15 + * @arg @ref LL_GPIO_PIN_ALL + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_GPIO_IsOutputPinSet(GPIO_TypeDef *GPIOx, uint32_t PinMask) +{ + return (READ_BIT(GPIOx->ODR, PinMask) == (PinMask)); +} + +/** + * @brief Set several pins to high level on dedicated gpio port. + * @rmtoll BSRR BSy LL_GPIO_SetOutputPin + * @param GPIOx GPIO Port + * @param PinMask This parameter can be a combination of the following values: + * @arg @ref LL_GPIO_PIN_0 + * @arg @ref LL_GPIO_PIN_1 + * @arg @ref LL_GPIO_PIN_2 + * @arg @ref LL_GPIO_PIN_3 + * @arg @ref LL_GPIO_PIN_4 + * @arg @ref LL_GPIO_PIN_5 + * @arg @ref LL_GPIO_PIN_6 + * @arg @ref LL_GPIO_PIN_7 + * @arg @ref LL_GPIO_PIN_8 + * @arg @ref LL_GPIO_PIN_9 + * @arg @ref LL_GPIO_PIN_10 + * @arg @ref LL_GPIO_PIN_11 + * @arg @ref LL_GPIO_PIN_12 + * @arg @ref LL_GPIO_PIN_13 + * @arg @ref LL_GPIO_PIN_14 + * @arg @ref LL_GPIO_PIN_15 + * @arg @ref LL_GPIO_PIN_ALL + * @retval None + */ +__STATIC_INLINE void LL_GPIO_SetOutputPin(GPIO_TypeDef *GPIOx, uint32_t PinMask) +{ + WRITE_REG(GPIOx->BSRR, PinMask); +} + +/** + * @brief Set several pins to low level on dedicated gpio port. + * @rmtoll BRR BRy LL_GPIO_ResetOutputPin + * @param GPIOx GPIO Port + * @param PinMask This parameter can be a combination of the following values: + * @arg @ref LL_GPIO_PIN_0 + * @arg @ref LL_GPIO_PIN_1 + * @arg @ref LL_GPIO_PIN_2 + * @arg @ref LL_GPIO_PIN_3 + * @arg @ref LL_GPIO_PIN_4 + * @arg @ref LL_GPIO_PIN_5 + * @arg @ref LL_GPIO_PIN_6 + * @arg @ref LL_GPIO_PIN_7 + * @arg @ref LL_GPIO_PIN_8 + * @arg @ref LL_GPIO_PIN_9 + * @arg @ref LL_GPIO_PIN_10 + * @arg @ref LL_GPIO_PIN_11 + * @arg @ref LL_GPIO_PIN_12 + * @arg @ref LL_GPIO_PIN_13 + * @arg @ref LL_GPIO_PIN_14 + * @arg @ref LL_GPIO_PIN_15 + * @arg @ref LL_GPIO_PIN_ALL + * @retval None + */ +__STATIC_INLINE void LL_GPIO_ResetOutputPin(GPIO_TypeDef *GPIOx, uint32_t PinMask) +{ + WRITE_REG(GPIOx->BRR, PinMask); +} + +/** + * @brief Toggle data value for several pin of dedicated port. + * @rmtoll ODR ODy LL_GPIO_TogglePin + * @param GPIOx GPIO Port + * @param PinMask This parameter can be a combination of the following values: + * @arg @ref LL_GPIO_PIN_0 + * @arg @ref LL_GPIO_PIN_1 + * @arg @ref LL_GPIO_PIN_2 + * @arg @ref LL_GPIO_PIN_3 + * @arg @ref LL_GPIO_PIN_4 + * @arg @ref LL_GPIO_PIN_5 + * @arg @ref LL_GPIO_PIN_6 + * @arg @ref LL_GPIO_PIN_7 + * @arg @ref LL_GPIO_PIN_8 + * @arg @ref LL_GPIO_PIN_9 + * @arg @ref LL_GPIO_PIN_10 + * @arg @ref LL_GPIO_PIN_11 + * @arg @ref LL_GPIO_PIN_12 + * @arg @ref LL_GPIO_PIN_13 + * @arg @ref LL_GPIO_PIN_14 + * @arg @ref LL_GPIO_PIN_15 + * @arg @ref LL_GPIO_PIN_ALL + * @retval None + */ +__STATIC_INLINE void LL_GPIO_TogglePin(GPIO_TypeDef *GPIOx, uint32_t PinMask) +{ + WRITE_REG(GPIOx->ODR, READ_REG(GPIOx->ODR) ^ PinMask); +} + +/** + * @} + */ + +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup GPIO_LL_EF_Init Initialization and de-initialization functions + * @{ + */ + +ErrorStatus LL_GPIO_DeInit(GPIO_TypeDef *GPIOx); +ErrorStatus LL_GPIO_Init(GPIO_TypeDef *GPIOx, LL_GPIO_InitTypeDef *GPIO_InitStruct); +void LL_GPIO_StructInit(LL_GPIO_InitTypeDef *GPIO_InitStruct); + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined (GPIOA) || defined (GPIOB) || defined (GPIOC) || defined (GPIOD) || defined (GPIOE) || defined (GPIOH) */ +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L0xx_LL_GPIO_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_i2c.c b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_i2c.c new file mode 100644 index 0000000000..5920bb3774 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_i2c.c @@ -0,0 +1,252 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_i2c.c + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief I2C LL module driver. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ +#if defined(USE_FULL_LL_DRIVER) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx_ll_i2c.h" +#include "stm32l0xx_ll_bus.h" +#ifdef USE_FULL_ASSERT +#include "stm32_assert.h" +#else +#define assert_param(expr) ((void)0U) +#endif + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (I2C1) || defined (I2C2) || defined (I2C3) + +/** @defgroup I2C_LL I2C + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ +/** @addtogroup I2C_LL_Private_Macros + * @{ + */ + +#define IS_LL_I2C_PERIPHERAL_MODE(__VALUE__) (((__VALUE__) == LL_I2C_MODE_I2C) || \ + ((__VALUE__) == LL_I2C_MODE_SMBUS_HOST) || \ + ((__VALUE__) == LL_I2C_MODE_SMBUS_DEVICE) || \ + ((__VALUE__) == LL_I2C_MODE_SMBUS_DEVICE_ARP)) + +#define IS_LL_I2C_ANALOG_FILTER(__VALUE__) (((__VALUE__) == LL_I2C_ANALOGFILTER_ENABLE) || \ + ((__VALUE__) == LL_I2C_ANALOGFILTER_DISABLE)) + +#define IS_LL_I2C_DIGITAL_FILTER(__VALUE__) ((__VALUE__) <= 0x0000000FU) + +#define IS_LL_I2C_OWN_ADDRESS1(__VALUE__) ((__VALUE__) <= (uint32_t)0x000003FFU) + +#define IS_LL_I2C_TYPE_ACKNOWLEDGE(__VALUE__) (((__VALUE__) == LL_I2C_ACK) || \ + ((__VALUE__) == LL_I2C_NACK)) + +#define IS_LL_I2C_OWN_ADDRSIZE(__VALUE__) (((__VALUE__) == LL_I2C_OWNADDRESS1_7BIT) || \ + ((__VALUE__) == LL_I2C_OWNADDRESS1_10BIT)) +/** + * @} + */ + +/* Private function prototypes -----------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup I2C_LL_Exported_Functions + * @{ + */ + +/** @addtogroup I2C_LL_EF_Init + * @{ + */ + +/** + * @brief De-initialize the I2C registers to their default reset values. + * @param I2Cx I2C Instance. + * @retval An ErrorStatus enumeration value: + * - SUCCESS: I2C registers are de-initialized + * - ERROR: I2C registers are not de-initialized + */ +uint32_t LL_I2C_DeInit(I2C_TypeDef *I2Cx) +{ + ErrorStatus status = SUCCESS; + + /* Check the I2C Instance I2Cx */ + assert_param(IS_I2C_ALL_INSTANCE(I2Cx)); + + if (I2Cx == I2C1) + { + /* Force reset of I2C clock */ + LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_I2C1); + + /* Release reset of I2C clock */ + LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_I2C1); + } +#if defined(I2C2) + else if (I2Cx == I2C2) + { + /* Force reset of I2C clock */ + LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_I2C2); + + /* Release reset of I2C clock */ + LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_I2C2); + + } +#endif +#if defined(I2C3) + else if (I2Cx == I2C3) + { + /* Force reset of I2C clock */ + LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_I2C3); + + /* Release reset of I2C clock */ + LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_I2C3); + } +#endif + else + { + status = ERROR; + } + + return status; +} + +/** + * @brief Initialize the I2C registers according to the specified parameters in I2C_InitStruct. + * @param I2Cx I2C Instance. + * @param I2C_InitStruct pointer to a @ref LL_I2C_InitTypeDef structure. + * @retval An ErrorStatus enumeration value: + * - SUCCESS: I2C registers are initialized + * - ERROR: Not applicable + */ +uint32_t LL_I2C_Init(I2C_TypeDef *I2Cx, LL_I2C_InitTypeDef *I2C_InitStruct) +{ + /* Check the I2C Instance I2Cx */ + assert_param(IS_I2C_ALL_INSTANCE(I2Cx)); + + /* Check the I2C parameters from I2C_InitStruct */ + assert_param(IS_LL_I2C_PERIPHERAL_MODE(I2C_InitStruct->PeripheralMode)); + assert_param(IS_LL_I2C_ANALOG_FILTER(I2C_InitStruct->AnalogFilter)); + assert_param(IS_LL_I2C_DIGITAL_FILTER(I2C_InitStruct->DigitalFilter)); + assert_param(IS_LL_I2C_OWN_ADDRESS1(I2C_InitStruct->OwnAddress1)); + assert_param(IS_LL_I2C_TYPE_ACKNOWLEDGE(I2C_InitStruct->TypeAcknowledge)); + assert_param(IS_LL_I2C_OWN_ADDRSIZE(I2C_InitStruct->OwnAddrSize)); + + /* Disable the selected I2Cx Peripheral */ + LL_I2C_Disable(I2Cx); + + /*---------------------------- I2Cx CR1 Configuration ------------------------ + * Configure the analog and digital noise filters with parameters : + * - AnalogFilter: I2C_CR1_ANFOFF bit + * - DigitalFilter: I2C_CR1_DNF[3:0] bits + */ + LL_I2C_ConfigFilters(I2Cx, I2C_InitStruct->AnalogFilter, I2C_InitStruct->DigitalFilter); + + /*---------------------------- I2Cx TIMINGR Configuration -------------------- + * Configure the SDA setup, hold time and the SCL high, low period with parameter : + * - Timing: I2C_TIMINGR_PRESC[3:0], I2C_TIMINGR_SCLDEL[3:0], I2C_TIMINGR_SDADEL[3:0], + * I2C_TIMINGR_SCLH[7:0] and I2C_TIMINGR_SCLL[7:0] bits + */ + LL_I2C_SetTiming(I2Cx, I2C_InitStruct->Timing); + + /* Enable the selected I2Cx Peripheral */ + LL_I2C_Enable(I2Cx); + + /*---------------------------- I2Cx OAR1 Configuration ----------------------- + * Disable, Configure and Enable I2Cx device own address 1 with parameters : + * - OwnAddress1: I2C_OAR1_OA1[9:0] bits + * - OwnAddrSize: I2C_OAR1_OA1MODE bit + */ + LL_I2C_DisableOwnAddress1(I2Cx); + LL_I2C_SetOwnAddress1(I2Cx, I2C_InitStruct->OwnAddress1, I2C_InitStruct->OwnAddrSize); + LL_I2C_EnableOwnAddress1(I2Cx); + + /*---------------------------- I2Cx MODE Configuration ----------------------- + * Configure I2Cx peripheral mode with parameter : + * - PeripheralMode: I2C_CR1_SMBDEN and I2C_CR1_SMBHEN bits + */ + LL_I2C_SetMode(I2Cx, I2C_InitStruct->PeripheralMode); + + /*---------------------------- I2Cx CR2 Configuration ------------------------ + * Configure the ACKnowledge or Non ACKnowledge condition + * after the address receive match code or next received byte with parameter : + * - TypeAcknowledge: I2C_CR2_NACK bit + */ + LL_I2C_AcknowledgeNextData(I2Cx, I2C_InitStruct->TypeAcknowledge); + + return SUCCESS; +} + +/** + * @brief Set each @ref LL_I2C_InitTypeDef field to default value. + * @param I2C_InitStruct Pointer to a @ref LL_I2C_InitTypeDef structure. + * @retval None + */ +void LL_I2C_StructInit(LL_I2C_InitTypeDef *I2C_InitStruct) +{ + /* Set I2C_InitStruct fields to default values */ + I2C_InitStruct->PeripheralMode = LL_I2C_MODE_I2C; + I2C_InitStruct->Timing = 0U; + I2C_InitStruct->AnalogFilter = LL_I2C_ANALOGFILTER_ENABLE; + I2C_InitStruct->DigitalFilter = 0U; + I2C_InitStruct->OwnAddress1 = 0U; + I2C_InitStruct->TypeAcknowledge = LL_I2C_NACK; + I2C_InitStruct->OwnAddrSize = LL_I2C_OWNADDRESS1_7BIT; +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* I2C1 || I2C2 || I2C3 */ + +/** + * @} + */ + +#endif /* USE_FULL_LL_DRIVER */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_i2c.h b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_i2c.h new file mode 100644 index 0000000000..1031f782e9 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_i2c.h @@ -0,0 +1,2257 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_i2c.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief Header file of I2C LL module. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L0xx_LL_I2C_H +#define __STM32L0xx_LL_I2C_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (I2C1) || defined (I2C2) || defined (I2C3) + +/** @defgroup I2C_LL I2C + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ + +/* Private constants ---------------------------------------------------------*/ +/** @defgroup I2C_LL_Private_Constants I2C Private Constants + * @{ + */ +/* Defines used for the bit position in the register and perform offsets */ +#define I2C_POSITION_CR1_DNF (uint32_t)8U +#define I2C_POSITION_CR2_NBYTES (uint32_t)16U +#define I2C_POSITION_TIMINGR_PRESC (uint32_t)28U +#define I2C_POSITION_TIMINGR_SCLDEL (uint32_t)20U +#define I2C_POSITION_TIMINGR_SDADEL (uint32_t)16U +#define I2C_POSITION_TIMINGR_SCLH (uint32_t)8U +#define I2C_POSITION_TIMINGR_SCLL (uint32_t)0U +#define I2C_POSITION_ISR_ADDCODE (uint32_t)17U +#define I2C_POSITION_TIMEOUTR_TIMEOUTB (uint32_t)16U +/** + * @} + */ + +/* Private macros ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup I2C_LL_Private_Macros I2C Private Macros + * @{ + */ +/** + * @} + */ +#endif /*USE_FULL_LL_DRIVER*/ + +/* Exported types ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup I2C_LL_ES_INIT I2C Exported Init structure + * @{ + */ +typedef struct +{ + uint32_t PeripheralMode; /*!< Specifies the peripheral mode. + This parameter can be a value of @ref I2C_LL_EC_PERIPHERAL_MODE + + This feature can be modified afterwards using unitary function @ref LL_I2C_SetMode(). */ + + uint32_t Timing; /*!< Specifies the SDA setup, hold time and the SCL high, low period values. + This parameter must be set by referring to the STM32CubeMX Tool and + the helper macro @ref __LL_I2C_CONVERT_TIMINGS() + + This feature can be modified afterwards using unitary function @ref LL_I2C_SetTiming(). */ + + uint32_t AnalogFilter; /*!< Enables or disables analog noise filter. + This parameter can be a value of @ref I2C_LL_EC_ANALOGFILTER_SELECTION + + This feature can be modified afterwards using unitary functions @ref LL_I2C_EnableAnalogFilter() or LL_I2C_DisableAnalogFilter(). */ + + uint32_t DigitalFilter; /*!< Configures the digital noise filter. + This parameter can be a number between Min_Data = 0x00 and Max_Data = 0x0F + + This feature can be modified afterwards using unitary function @ref LL_I2C_SetDigitalFilter(). */ + + uint32_t OwnAddress1; /*!< Specifies the device own address 1. + This parameter must be a value between Min_Data = 0x00 and Max_Data = 0x3FF + + This feature can be modified afterwards using unitary function @ref LL_I2C_SetOwnAddress1(). */ + + uint32_t TypeAcknowledge; /*!< Specifies the ACKnowledge or Non ACKnowledge condition after the address receive match code or next received byte. + This parameter can be a value of @ref I2C_LL_EC_I2C_ACKNOWLEDGE + + This feature can be modified afterwards using unitary function @ref LL_I2C_AcknowledgeNextData(). */ + + uint32_t OwnAddrSize; /*!< Specifies the device own address 1 size (7-bit or 10-bit). + This parameter can be a value of @ref I2C_LL_EC_OWNADDRESS1 + + This feature can be modified afterwards using unitary function @ref LL_I2C_SetOwnAddress1(). */ +} LL_I2C_InitTypeDef; +/** + * @} + */ +#endif /*USE_FULL_LL_DRIVER*/ + +/* Exported constants --------------------------------------------------------*/ +/** @defgroup I2C_LL_Exported_Constants I2C Exported Constants + * @{ + */ + +/** @defgroup I2C_LL_EC_CLEAR_FLAG Clear Flags Defines + * @brief Flags defines which can be used with LL_I2C_WriteReg function + * @{ + */ +#define LL_I2C_ICR_ADDRCF I2C_ICR_ADDRCF /*!< Address Matched flag */ +#define LL_I2C_ICR_NACKCF I2C_ICR_NACKCF /*!< Not Acknowledge flag */ +#define LL_I2C_ICR_STOPCF I2C_ICR_STOPCF /*!< Stop detection flag */ +#define LL_I2C_ICR_BERRCF I2C_ICR_BERRCF /*!< Bus error flag */ +#define LL_I2C_ICR_ARLOCF I2C_ICR_ARLOCF /*!< Arbitration Lost flag */ +#define LL_I2C_ICR_OVRCF I2C_ICR_OVRCF /*!< Overrun/Underrun flag */ +#define LL_I2C_ICR_PECCF I2C_ICR_PECCF /*!< PEC error flag */ +#define LL_I2C_ICR_TIMOUTCF I2C_ICR_TIMOUTCF /*!< Timeout detection flag */ +#define LL_I2C_ICR_ALERTCF I2C_ICR_ALERTCF /*!< Alert flag */ +/** + * @} + */ + +/** @defgroup I2C_LL_EC_GET_FLAG Get Flags Defines + * @brief Flags defines which can be used with LL_I2C_ReadReg function + * @{ + */ +#define LL_I2C_ISR_TXE I2C_ISR_TXE /*!< Transmit data register empty */ +#define LL_I2C_ISR_TXIS I2C_ISR_TXIS /*!< Transmit interrupt status */ +#define LL_I2C_ISR_RXNE I2C_ISR_RXNE /*!< Receive data register not empty */ +#define LL_I2C_ISR_ADDR I2C_ISR_ADDR /*!< Address matched (slave mode) */ +#define LL_I2C_ISR_NACKF I2C_ISR_NACKF /*!< Not Acknowledge received flag */ +#define LL_I2C_ISR_STOPF I2C_ISR_STOPF /*!< Stop detection flag */ +#define LL_I2C_ISR_TC I2C_ISR_TC /*!< Transfer Complete (master mode) */ +#define LL_I2C_ISR_TCR I2C_ISR_TCR /*!< Transfer Complete Reload */ +#define LL_I2C_ISR_BERR I2C_ISR_BERR /*!< Bus error */ +#define LL_I2C_ISR_ARLO I2C_ISR_ARLO /*!< Arbitration lost */ +#define LL_I2C_ISR_OVR I2C_ISR_OVR /*!< Overrun/Underrun (slave mode) */ +#define LL_I2C_ISR_PECERR I2C_ISR_PECERR /*!< PEC Error in reception (SMBus mode) */ +#define LL_I2C_ISR_TIMEOUT I2C_ISR_TIMEOUT /*!< Timeout detection flag (SMBus mode) */ +#define LL_I2C_ISR_ALERT I2C_ISR_ALERT /*!< SMBus alert (SMBus mode) */ +#define LL_I2C_ISR_BUSY I2C_ISR_BUSY /*!< Bus busy */ +/** + * @} + */ + +/** @defgroup I2C_LL_EC_IT IT Defines + * @brief IT defines which can be used with LL_I2C_ReadReg and LL_I2C_WriteReg functions + * @{ + */ +#define LL_I2C_CR1_TXIE I2C_CR1_TXIE /*!< TX Interrupt enable */ +#define LL_I2C_CR1_RXIE I2C_CR1_RXIE /*!< RX Interrupt enable */ +#define LL_I2C_CR1_ADDRIE I2C_CR1_ADDRIE /*!< Address match Interrupt enable (slave only) */ +#define LL_I2C_CR1_NACKIE I2C_CR1_NACKIE /*!< Not acknowledge received Interrupt enable */ +#define LL_I2C_CR1_STOPIE I2C_CR1_STOPIE /*!< STOP detection Interrupt enable */ +#define LL_I2C_CR1_TCIE I2C_CR1_TCIE /*!< Transfer Complete interrupt enable */ +#define LL_I2C_CR1_ERRIE I2C_CR1_ERRIE /*!< Error interrupts enable */ +/** + * @} + */ + +/** @defgroup I2C_LL_EC_PERIPHERAL_MODE Peripheral Mode + * @{ + */ +#define LL_I2C_MODE_I2C ((uint32_t)0x00000000U) /*!< I2C Master or Slave mode */ +#define LL_I2C_MODE_SMBUS_HOST I2C_CR1_SMBHEN /*!< SMBus Host address acknowledge */ +#define LL_I2C_MODE_SMBUS_DEVICE ((uint32_t)0x00000000U) /*!< SMBus Device default mode (Default address not acknowledge) */ +#define LL_I2C_MODE_SMBUS_DEVICE_ARP I2C_CR1_SMBDEN /*!< SMBus Device Default address acknowledge */ +/** + * @} + */ + +/** @defgroup I2C_LL_EC_ANALOGFILTER_SELECTION Analog Filter Selection + * @{ + */ +#define LL_I2C_ANALOGFILTER_ENABLE ((uint32_t)0x00000000U) /*!< Analog filter is enabled. */ +#define LL_I2C_ANALOGFILTER_DISABLE I2C_CR1_ANFOFF /*!< Analog filter is disabled. */ +/** + * @} + */ + +/** @defgroup I2C_LL_EC_ADDRESSING_MODE Master Addressing Mode + * @{ + */ +#define LL_I2C_ADDRESSING_MODE_7BIT ((uint32_t) 0x00000000U) /*!< Master operates in 7-bit addressing mode. */ +#define LL_I2C_ADDRESSING_MODE_10BIT I2C_CR2_ADD10 /*!< Master operates in 10-bit addressing mode.*/ +/** + * @} + */ + +/** @defgroup I2C_LL_EC_OWNADDRESS1 Own Address 1 Length + * @{ + */ +#define LL_I2C_OWNADDRESS1_7BIT ((uint32_t)0x00000000U) /*!< Own address 1 is a 7-bit address. */ +#define LL_I2C_OWNADDRESS1_10BIT I2C_OAR1_OA1MODE /*!< Own address 1 is a 10-bit address.*/ +/** + * @} + */ + +/** @defgroup I2C_LL_EC_OWNADDRESS2 Own Address 2 Masks + * @{ + */ +#define LL_I2C_OWNADDRESS2_NOMASK I2C_OAR2_OA2NOMASK /*!< Own Address2 No mask. */ +#define LL_I2C_OWNADDRESS2_MASK01 I2C_OAR2_OA2MASK01 /*!< Only Address2 bits[7:2] are compared. */ +#define LL_I2C_OWNADDRESS2_MASK02 I2C_OAR2_OA2MASK02 /*!< Only Address2 bits[7:3] are compared. */ +#define LL_I2C_OWNADDRESS2_MASK03 I2C_OAR2_OA2MASK03 /*!< Only Address2 bits[7:4] are compared. */ +#define LL_I2C_OWNADDRESS2_MASK04 I2C_OAR2_OA2MASK04 /*!< Only Address2 bits[7:5] are compared. */ +#define LL_I2C_OWNADDRESS2_MASK05 I2C_OAR2_OA2MASK05 /*!< Only Address2 bits[7:6] are compared. */ +#define LL_I2C_OWNADDRESS2_MASK06 I2C_OAR2_OA2MASK06 /*!< Only Address2 bits[7] are compared. */ +#define LL_I2C_OWNADDRESS2_MASK07 I2C_OAR2_OA2MASK07 /*!< No comparison is done. All Address2 are acknowledged.*/ +/** + * @} + */ + +/** @defgroup I2C_LL_EC_I2C_ACKNOWLEDGE Acknowledge Generation + * @{ + */ +#define LL_I2C_ACK ((uint32_t) 0x00000000U) /*!< ACK is sent after current received byte. */ +#define LL_I2C_NACK I2C_CR2_NACK /*!< NACK is sent after current received byte.*/ +/** + * @} + */ + +/** @defgroup I2C_LL_EC_ADDRSLAVE Slave Address Length + * @{ + */ +#define LL_I2C_ADDRSLAVE_7BIT ((uint32_t)0x00000000U) /*!< Slave Address in 7-bit. */ +#define LL_I2C_ADDRSLAVE_10BIT I2C_CR2_ADD10 /*!< Slave Address in 10-bit.*/ +/** + * @} + */ + +/** @defgroup I2C_LL_EC_REQUEST Transfer Request Direction + * @{ + */ +#define LL_I2C_REQUEST_WRITE ((uint32_t)0x00000000U) /*!< Master request a write transfer. */ +#define LL_I2C_REQUEST_READ I2C_CR2_RD_WRN /*!< Master request a read transfer. */ +/** + * @} + */ + +/** @defgroup I2C_LL_EC_MODE Transfer End Mode + * @{ + */ +#define LL_I2C_MODE_RELOAD I2C_CR2_RELOAD /*!< Enable I2C Reload mode. */ +#define LL_I2C_MODE_AUTOEND I2C_CR2_AUTOEND /*!< Enable I2C Automatic end mode with no HW PEC comparison. */ +#define LL_I2C_MODE_SOFTEND ((uint32_t)0x00000000U) /*!< Enable I2C Software end mode with no HW PEC comparison. */ +#define LL_I2C_MODE_SMBUS_RELOAD LL_I2C_MODE_RELOAD /*!< Enable SMBUS Automatic end mode with HW PEC comparison. */ +#define LL_I2C_MODE_SMBUS_AUTOEND_NO_PEC LL_I2C_MODE_AUTOEND /*!< Enable SMBUS Automatic end mode with HW PEC comparison. */ +#define LL_I2C_MODE_SMBUS_SOFTEND_NO_PEC LL_I2C_MODE_SOFTEND /*!< Enable SMBUS Software end mode with HW PEC comparison. */ +#define LL_I2C_MODE_SMBUS_AUTOEND_WITH_PEC (uint32_t)(LL_I2C_MODE_AUTOEND | I2C_CR2_PECBYTE) /*!< Enable SMBUS Automatic end mode with HW PEC comparison. */ +#define LL_I2C_MODE_SMBUS_SOFTEND_WITH_PEC (uint32_t)(LL_I2C_MODE_SOFTEND | I2C_CR2_PECBYTE) /*!< Enable SMBUS Software end mode with HW PEC comparison. */ +/** + * @} + */ + +/** @defgroup I2C_LL_EC_GENERATE Start And Stop Generation + * @{ + */ +#define LL_I2C_GENERATE_NOSTARTSTOP ((uint32_t)0x00000000U) /*!< Don't Generate Stop and Start condition. */ +#define LL_I2C_GENERATE_STOP I2C_CR2_STOP /*!< Generate Stop condition (Size should be set to 0). */ +#define LL_I2C_GENERATE_START_READ (uint32_t)(I2C_CR2_START | I2C_CR2_RD_WRN) /*!< Generate Start for read request. */ +#define LL_I2C_GENERATE_START_WRITE I2C_CR2_START /*!< Generate Start for write request. */ +#define LL_I2C_GENERATE_RESTART_7BIT_READ (uint32_t)(I2C_CR2_START | I2C_CR2_RD_WRN) /*!< Generate Restart for read request, slave 7Bit address. */ +#define LL_I2C_GENERATE_RESTART_7BIT_WRITE I2C_CR2_START /*!< Generate Restart for write request, slave 7Bit address. */ +#define LL_I2C_GENERATE_RESTART_10BIT_READ (uint32_t)(I2C_CR2_START | I2C_CR2_RD_WRN | I2C_CR2_HEAD10R) /*!< Generate Restart for read request, slave 10Bit address. */ +#define LL_I2C_GENERATE_RESTART_10BIT_WRITE I2C_CR2_START /*!< Generate Restart for write request, slave 10Bit address.*/ +/** + * @} + */ + +/** @defgroup I2C_LL_EC_DIRECTION Read Write Direction + * @{ + */ +#define LL_I2C_DIRECTION_WRITE ((uint32_t)0x00000000U) /*!< Write transfer request by master, slave enters receiver mode. */ +#define LL_I2C_DIRECTION_READ I2C_ISR_DIR /*!< Read transfer request by master, slave enters transmitter mode.*/ +/** + * @} + */ + +/** @defgroup I2C_LL_EC_DMA_REG_DATA DMA Register Data + * @{ + */ +#define LL_I2C_DMA_REG_DATA_TRANSMIT ((uint32_t)0x00000000U) /*!< Get address of data register used for transmission */ +#define LL_I2C_DMA_REG_DATA_RECEIVE ((uint32_t)0x00000001U) /*!< Get address of data register used for reception */ +/** + * @} + */ + +/** @defgroup I2C_LL_EC_SMBUS_TIMEOUTA_MODE SMBus TimeoutA Mode SCL SDA Timeout + * @{ + */ +#define LL_I2C_SMBUS_TIMEOUTA_MODE_SCL_LOW ((uint32_t) 0x00000000U) /*!< TimeoutA is used to detect SCL low level timeout. */ +#define LL_I2C_SMBUS_TIMEOUTA_MODE_SDA_SCL_HIGH I2C_TIMEOUTR_TIDLE /*!< TimeoutA is used to detect both SCL and SDA high level timeout.*/ +/** + * @} + */ + +/** @defgroup I2C_LL_EC_SMBUS_TIMEOUT_SELECTION SMBus Timeout Selection + * @{ + */ +#define LL_I2C_SMBUS_TIMEOUTA I2C_TIMEOUTR_TIMOUTEN /*!< TimeoutA enable bit */ +#define LL_I2C_SMBUS_TIMEOUTB I2C_TIMEOUTR_TEXTEN /*!< TimeoutB (extended clock) enable bit */ +#define LL_I2C_SMBUS_ALL_TIMEOUT (uint32_t)(I2C_TIMEOUTR_TIMOUTEN | I2C_TIMEOUTR_TEXTEN) /*!< TimeoutA and TimeoutB (extended clock) enable bits */ +/** + * @} + */ + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/** @defgroup I2C_LL_Exported_Macros I2C Exported Macros + * @{ + */ + +/** @defgroup I2C_LL_EM_WRITE_READ Common Write and read registers Macros + * @{ + */ + +/** + * @brief Write a value in I2C register + * @param __INSTANCE__ I2C Instance + * @param __REG__ Register to be written + * @param __VALUE__ Value to be written in the register + * @retval None + */ +#define LL_I2C_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) + +/** + * @brief Read a value in I2C register + * @param __INSTANCE__ I2C Instance + * @param __REG__ Register to be read + * @retval Register value + */ +#define LL_I2C_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) +/** + * @} + */ + +/** @defgroup I2C_LL_EM_CONVERT_TIMINGS Convert SDA SCL timings + * @{ + */ +/** + * @brief Configure the SDA setup, hold time and the SCL high, low period. + * @param __PRESCALER__ This parameter must be a value between 0 and 0xF. + * @param __DATA_SETUP_TIME__ This parameter must be a value between 0 and 0xF. (tscldel = (SCLDEL+1)xtpresc) + * @param __DATA_HOLD_TIME__ This parameter must be a value between 0 and 0xF. (tsdadel = SDADELxtpresc) + * @param __CLOCK_HIGH_PERIOD__ This parameter must be a value between 0 and 0xFF. (tsclh = (SCLH+1)xtpresc) + * @param __CLOCK_LOW_PERIOD__ This parameter must be a value between 0 and 0xFF. (tscll = (SCLL+1)xtpresc) + * @retval Value between 0 and 0xFFFFFFFF + */ +#define __LL_I2C_CONVERT_TIMINGS(__PRESCALER__, __DATA_SETUP_TIME__, __DATA_HOLD_TIME__, __CLOCK_HIGH_PERIOD__, __CLOCK_LOW_PERIOD__) \ + ((((uint32_t)(__PRESCALER__) << I2C_POSITION_TIMINGR_PRESC) & I2C_TIMINGR_PRESC) | \ + (((uint32_t)(__DATA_SETUP_TIME__) << I2C_POSITION_TIMINGR_SCLDEL) & I2C_TIMINGR_SCLDEL) | \ + (((uint32_t)(__DATA_HOLD_TIME__) << I2C_POSITION_TIMINGR_SDADEL) & I2C_TIMINGR_SDADEL) | \ + (((uint32_t)(__CLOCK_HIGH_PERIOD__) << I2C_POSITION_TIMINGR_SCLH) & I2C_TIMINGR_SCLH) | \ + (((uint32_t)(__CLOCK_LOW_PERIOD__) << I2C_POSITION_TIMINGR_SCLL) & I2C_TIMINGR_SCLL)) +/** + * @} + */ + +/** + * @} + */ + +/* Exported functions --------------------------------------------------------*/ +/** @defgroup I2C_LL_Exported_Functions I2C Exported Functions + * @{ + */ + +/** @defgroup I2C_LL_EF_Configuration Configuration + * @{ + */ + +/** + * @brief Enable I2C peripheral (PE = 1). + * @rmtoll CR1 PE LL_I2C_Enable + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_Enable(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->CR1, I2C_CR1_PE); +} + +/** + * @brief Disable I2C peripheral (PE = 0). + * @note When PE = 0, the I2C SCL and SDA lines are released. + * Internal state machines and status bits are put back to their reset value. + * When cleared, PE must be kept low for at least 3 APB clock cycles. + * @rmtoll CR1 PE LL_I2C_Disable + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_Disable(I2C_TypeDef *I2Cx) +{ + CLEAR_BIT(I2Cx->CR1, I2C_CR1_PE); +} + +/** + * @brief Check if the I2C peripheral is enabled or disabled. + * @rmtoll CR1 PE LL_I2C_IsEnabled + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsEnabled(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->CR1, I2C_CR1_PE) == (I2C_CR1_PE)); +} + +/** + * @brief Configure Noise Filters (Analog and Digital). + * @note If the analog filter is also enabled, the digital filter is added to analog filter. + * The filters can only be programmed when the I2C is disabled (PE = 0). + * @rmtoll CR1 ANFOFF LL_I2C_ConfigFilters\n + * CR1 DNF LL_I2C_ConfigFilters + * @param I2Cx I2C Instance. + * @param AnalogFilter This parameter can be one of the following values: + * @arg @ref LL_I2C_ANALOGFILTER_ENABLE + * @arg @ref LL_I2C_ANALOGFILTER_DISABLE + * @param DigitalFilter This parameter must be a value between 0x00 (Digital filter disabled) and 0x0F (Digital filter enabled and filtering capability up to 15*ti2cclk). + * This parameter is used to configure the digital noise filter on SDA and SCL input. + * The digital filter will filter spikes with a length of up to DNF[3:0]*ti2cclk. + * @retval None + */ +__STATIC_INLINE void LL_I2C_ConfigFilters(I2C_TypeDef *I2Cx, uint32_t AnalogFilter, uint32_t DigitalFilter) +{ + MODIFY_REG(I2Cx->CR1, I2C_CR1_ANFOFF | I2C_CR1_DNF, AnalogFilter | (DigitalFilter << I2C_POSITION_CR1_DNF)); +} + +/** + * @brief Configure Digital Noise Filter. + * @note If the analog filter is also enabled, the digital filter is added to analog filter. + * This filter can only be programmed when the I2C is disabled (PE = 0). + * @rmtoll CR1 DNF LL_I2C_SetDigitalFilter + * @param I2Cx I2C Instance. + * @param DigitalFilter This parameter must be a value between 0x00 (Digital filter disabled) and 0x0F (Digital filter enabled and filtering capability up to 15*ti2cclk). + * This parameter is used to configure the digital noise filter on SDA and SCL input. + * The digital filter will filter spikes with a length of up to DNF[3:0]*ti2cclk. + * @retval None + */ +__STATIC_INLINE void LL_I2C_SetDigitalFilter(I2C_TypeDef *I2Cx, uint32_t DigitalFilter) +{ + MODIFY_REG(I2Cx->CR1, I2C_CR1_DNF, DigitalFilter << I2C_POSITION_CR1_DNF); +} + +/** + * @brief Get the current Digital Noise Filter configuration. + * @rmtoll CR1 DNF LL_I2C_GetDigitalFilter + * @param I2Cx I2C Instance. + * @retval Value between Min_Data=0x0 and Max_Data=0xF + */ +__STATIC_INLINE uint32_t LL_I2C_GetDigitalFilter(I2C_TypeDef *I2Cx) +{ + return (uint32_t)(READ_BIT(I2Cx->CR1, I2C_CR1_DNF) >> I2C_POSITION_CR1_DNF); +} + +/** + * @brief Enable Analog Noise Filter. + * @note This filter can only be programmed when the I2C is disabled (PE = 0). + * @rmtoll CR1 ANFOFF LL_I2C_EnableAnalogFilter + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_EnableAnalogFilter(I2C_TypeDef *I2Cx) +{ + CLEAR_BIT(I2Cx->CR1, I2C_CR1_ANFOFF); +} + +/** + * @brief Disable Analog Noise Filter. + * @note This filter can only be programmed when the I2C is disabled (PE = 0). + * @rmtoll CR1 ANFOFF LL_I2C_DisableAnalogFilter + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_DisableAnalogFilter(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->CR1, I2C_CR1_ANFOFF); +} + +/** + * @brief Check if Analog Noise Filter is enabled or disabled. + * @rmtoll CR1 ANFOFF LL_I2C_IsEnabledAnalogFilter + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsEnabledAnalogFilter(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->CR1, I2C_CR1_ANFOFF) != (I2C_CR1_ANFOFF)); +} + +/** + * @brief Enable DMA transmission requests. + * @rmtoll CR1 TXDMAEN LL_I2C_EnableDMAReq_TX + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_EnableDMAReq_TX(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->CR1, I2C_CR1_TXDMAEN); +} + +/** + * @brief Disable DMA transmission requests. + * @rmtoll CR1 TXDMAEN LL_I2C_DisableDMAReq_TX + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_DisableDMAReq_TX(I2C_TypeDef *I2Cx) +{ + CLEAR_BIT(I2Cx->CR1, I2C_CR1_TXDMAEN); +} + +/** + * @brief Check if DMA transmission requests are enabled or disabled. + * @rmtoll CR1 TXDMAEN LL_I2C_IsEnabledDMAReq_TX + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsEnabledDMAReq_TX(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->CR1, I2C_CR1_TXDMAEN) == (I2C_CR1_TXDMAEN)); +} + +/** + * @brief Enable DMA reception requests. + * @rmtoll CR1 RXDMAEN LL_I2C_EnableDMAReq_RX + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_EnableDMAReq_RX(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->CR1, I2C_CR1_RXDMAEN); +} + +/** + * @brief Disable DMA reception requests. + * @rmtoll CR1 RXDMAEN LL_I2C_DisableDMAReq_RX + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_DisableDMAReq_RX(I2C_TypeDef *I2Cx) +{ + CLEAR_BIT(I2Cx->CR1, I2C_CR1_RXDMAEN); +} + +/** + * @brief Check if DMA reception requests are enabled or disabled. + * @rmtoll CR1 RXDMAEN LL_I2C_IsEnabledDMAReq_RX + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsEnabledDMAReq_RX(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->CR1, I2C_CR1_RXDMAEN) == (I2C_CR1_RXDMAEN)); +} + +/** + * @brief Get the data register address used for DMA transfer + * @rmtoll TXDR TXDATA LL_I2C_DMA_GetRegAddr\n + * RXDR RXDATA LL_I2C_DMA_GetRegAddr + * @param I2Cx I2C Instance + * @param Direction This parameter can be one of the following values: + * @arg @ref LL_I2C_DMA_REG_DATA_TRANSMIT + * @arg @ref LL_I2C_DMA_REG_DATA_RECEIVE + * @retval Address of data register + */ +__STATIC_INLINE uint32_t LL_I2C_DMA_GetRegAddr(I2C_TypeDef *I2Cx, uint32_t Direction) +{ + register uint32_t data_reg_addr = 0U; + + if (Direction == LL_I2C_DMA_REG_DATA_TRANSMIT) + { + /* return address of TXDR register */ + data_reg_addr = (uint32_t) & (I2Cx->TXDR); + } + else + { + /* return address of RXDR register */ + data_reg_addr = (uint32_t) & (I2Cx->RXDR); + } + + return data_reg_addr; +} + +/** + * @brief Enable Clock stretching. + * @note This bit can only be programmed when the I2C is disabled (PE = 0). + * @rmtoll CR1 NOSTRETCH LL_I2C_EnableClockStretching + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_EnableClockStretching(I2C_TypeDef *I2Cx) +{ + CLEAR_BIT(I2Cx->CR1, I2C_CR1_NOSTRETCH); +} + +/** + * @brief Disable Clock stretching. + * @note This bit can only be programmed when the I2C is disabled (PE = 0). + * @rmtoll CR1 NOSTRETCH LL_I2C_DisableClockStretching + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_DisableClockStretching(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->CR1, I2C_CR1_NOSTRETCH); +} + +/** + * @brief Check if Clock stretching is enabled or disabled. + * @rmtoll CR1 NOSTRETCH LL_I2C_IsEnabledClockStretching + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsEnabledClockStretching(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->CR1, I2C_CR1_NOSTRETCH) != (I2C_CR1_NOSTRETCH)); +} + +/** + * @brief Enable hardware byte control in slave mode. + * @rmtoll CR1 SBC LL_I2C_EnableSlaveByteControl + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_EnableSlaveByteControl(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->CR1, I2C_CR1_SBC); +} + +/** + * @brief Disable hardware byte control in slave mode. + * @rmtoll CR1 SBC LL_I2C_DisableSlaveByteControl + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_DisableSlaveByteControl(I2C_TypeDef *I2Cx) +{ + CLEAR_BIT(I2Cx->CR1, I2C_CR1_SBC); +} + +/** + * @brief Check if hardware byte control in slave mode is enabled or disabled. + * @rmtoll CR1 SBC LL_I2C_IsEnabledSlaveByteControl + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsEnabledSlaveByteControl(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->CR1, I2C_CR1_SBC) == (I2C_CR1_SBC)); +} + +/** + * @brief Enable Wakeup from STOP. + * @note Macro @ref IS_I2C_WAKEUP_FROMSTOP_INSTANCE(I2Cx) can be used to check whether or not + * WakeUpFromStop feature is supported by the I2Cx Instance. + * @note This bit can only be programmed when Digital Filter is disabled. + * @rmtoll CR1 WUPEN LL_I2C_EnableWakeUpFromStop + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_EnableWakeUpFromStop(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->CR1, I2C_CR1_WUPEN); +} + +/** + * @brief Disable Wakeup from STOP. + * @note Macro @ref IS_I2C_WAKEUP_FROMSTOP_INSTANCE(I2Cx) can be used to check whether or not + * WakeUpFromStop feature is supported by the I2Cx Instance. + * @rmtoll CR1 WUPEN LL_I2C_DisableWakeUpFromStop + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_DisableWakeUpFromStop(I2C_TypeDef *I2Cx) +{ + CLEAR_BIT(I2Cx->CR1, I2C_CR1_WUPEN); +} + +/** + * @brief Check if Wakeup from STOP is enabled or disabled. + * @note Macro @ref IS_I2C_WAKEUP_FROMSTOP_INSTANCE(I2Cx) can be used to check whether or not + * WakeUpFromStop feature is supported by the I2Cx Instance. + * @rmtoll CR1 WUPEN LL_I2C_IsEnabledWakeUpFromStop + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsEnabledWakeUpFromStop(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->CR1, I2C_CR1_WUPEN) == (I2C_CR1_WUPEN)); +} + +/** + * @brief Enable General Call. + * @note When enabled the Address 0x00 is ACKed. + * @rmtoll CR1 GCEN LL_I2C_EnableGeneralCall + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_EnableGeneralCall(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->CR1, I2C_CR1_GCEN); +} + +/** + * @brief Disable General Call. + * @note When disabled the Address 0x00 is NACKed. + * @rmtoll CR1 GCEN LL_I2C_DisableGeneralCall + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_DisableGeneralCall(I2C_TypeDef *I2Cx) +{ + CLEAR_BIT(I2Cx->CR1, I2C_CR1_GCEN); +} + +/** + * @brief Check if General Call is enabled or disabled. + * @rmtoll CR1 GCEN LL_I2C_IsEnabledGeneralCall + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsEnabledGeneralCall(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->CR1, I2C_CR1_GCEN) == (I2C_CR1_GCEN)); +} + +/** + * @brief Configure the Master to operate in 7-bit or 10-bit addressing mode. + * @note Changing this bit is not allowed, when the START bit is set. + * @rmtoll CR2 ADD10 LL_I2C_SetMasterAddressingMode + * @param I2Cx I2C Instance. + * @param AddressingMode This parameter can be one of the following values: + * @arg @ref LL_I2C_ADDRESSING_MODE_7BIT + * @arg @ref LL_I2C_ADDRESSING_MODE_10BIT + * @retval None + */ +__STATIC_INLINE void LL_I2C_SetMasterAddressingMode(I2C_TypeDef *I2Cx, uint32_t AddressingMode) +{ + MODIFY_REG(I2Cx->CR2, I2C_CR2_ADD10, AddressingMode); +} + +/** + * @brief Get the Master addressing mode. + * @rmtoll CR2 ADD10 LL_I2C_GetMasterAddressingMode + * @param I2Cx I2C Instance. + * @retval Returned value can be one of the following values: + * @arg @ref LL_I2C_ADDRESSING_MODE_7BIT + * @arg @ref LL_I2C_ADDRESSING_MODE_10BIT + */ +__STATIC_INLINE uint32_t LL_I2C_GetMasterAddressingMode(I2C_TypeDef *I2Cx) +{ + return (uint32_t)(READ_BIT(I2Cx->CR2, I2C_CR2_ADD10)); +} + +/** + * @brief Set the Own Address1. + * @rmtoll OAR1 OA1 LL_I2C_SetOwnAddress1\n + * OAR1 OA1MODE LL_I2C_SetOwnAddress1 + * @param I2Cx I2C Instance. + * @param OwnAddress1 This parameter must be a value between 0 and 0x3FF. + * @param OwnAddrSize This parameter can be one of the following values: + * @arg @ref LL_I2C_OWNADDRESS1_7BIT + * @arg @ref LL_I2C_OWNADDRESS1_10BIT + * @retval None + */ +__STATIC_INLINE void LL_I2C_SetOwnAddress1(I2C_TypeDef *I2Cx, uint32_t OwnAddress1, uint32_t OwnAddrSize) +{ + MODIFY_REG(I2Cx->OAR1, I2C_OAR1_OA1 | I2C_OAR1_OA1MODE, OwnAddress1 | OwnAddrSize); +} + +/** + * @brief Enable acknowledge on Own Address1 match address. + * @rmtoll OAR1 OA1EN LL_I2C_EnableOwnAddress1 + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_EnableOwnAddress1(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->OAR1, I2C_OAR1_OA1EN); +} + +/** + * @brief Disable acknowledge on Own Address1 match address. + * @rmtoll OAR1 OA1EN LL_I2C_DisableOwnAddress1 + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_DisableOwnAddress1(I2C_TypeDef *I2Cx) +{ + CLEAR_BIT(I2Cx->OAR1, I2C_OAR1_OA1EN); +} + +/** + * @brief Check if Own Address1 acknowledge is enabled or disabled. + * @rmtoll OAR1 OA1EN LL_I2C_IsEnabledOwnAddress1 + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsEnabledOwnAddress1(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->OAR1, I2C_OAR1_OA1EN) == (I2C_OAR1_OA1EN)); +} + +/** + * @brief Set the 7bits Own Address2. + * @note This action has no effect if own address2 is enabled. + * @rmtoll OAR2 OA2 LL_I2C_SetOwnAddress2\n + * OAR2 OA2MSK LL_I2C_SetOwnAddress2 + * @param I2Cx I2C Instance. + * @param OwnAddress2 Value between 0 and 0x7F. + * @param OwnAddrMask This parameter can be one of the following values: + * @arg @ref LL_I2C_OWNADDRESS2_NOMASK + * @arg @ref LL_I2C_OWNADDRESS2_MASK01 + * @arg @ref LL_I2C_OWNADDRESS2_MASK02 + * @arg @ref LL_I2C_OWNADDRESS2_MASK03 + * @arg @ref LL_I2C_OWNADDRESS2_MASK04 + * @arg @ref LL_I2C_OWNADDRESS2_MASK05 + * @arg @ref LL_I2C_OWNADDRESS2_MASK06 + * @arg @ref LL_I2C_OWNADDRESS2_MASK07 + * @retval None + */ +__STATIC_INLINE void LL_I2C_SetOwnAddress2(I2C_TypeDef *I2Cx, uint32_t OwnAddress2, uint32_t OwnAddrMask) +{ + MODIFY_REG(I2Cx->OAR2, I2C_OAR2_OA2 | I2C_OAR2_OA2MSK, OwnAddress2 | OwnAddrMask); +} + +/** + * @brief Enable acknowledge on Own Address2 match address. + * @rmtoll OAR2 OA2EN LL_I2C_EnableOwnAddress2 + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_EnableOwnAddress2(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->OAR2, I2C_OAR2_OA2EN); +} + +/** + * @brief Disable acknowledge on Own Address2 match address. + * @rmtoll OAR2 OA2EN LL_I2C_DisableOwnAddress2 + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_DisableOwnAddress2(I2C_TypeDef *I2Cx) +{ + CLEAR_BIT(I2Cx->OAR2, I2C_OAR2_OA2EN); +} + +/** + * @brief Check if Own Address1 acknowledge is enabled or disabled. + * @rmtoll OAR2 OA2EN LL_I2C_IsEnabledOwnAddress2 + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsEnabledOwnAddress2(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->OAR2, I2C_OAR2_OA2EN) == (I2C_OAR2_OA2EN)); +} + +/** + * @brief Configure the SDA setup, hold time and the SCL high, low period. + * @note This bit can only be programmed when the I2C is disabled (PE = 0). + * @rmtoll TIMINGR TIMINGR LL_I2C_SetTiming + * @param I2Cx I2C Instance. + * @param Timing This parameter must be a value between 0 and 0xFFFFFFFF. + * @note This parameter is computed with the STM32CubeMX Tool. + * @retval None + */ +__STATIC_INLINE void LL_I2C_SetTiming(I2C_TypeDef *I2Cx, uint32_t Timing) +{ + WRITE_REG(I2Cx->TIMINGR, Timing); +} + +/** + * @brief Get the Timing Prescaler setting. + * @rmtoll TIMINGR PRESC LL_I2C_GetTimingPrescaler + * @param I2Cx I2C Instance. + * @retval Value between Min_Data=0x0 and Max_Data=0xF + */ +__STATIC_INLINE uint32_t LL_I2C_GetTimingPrescaler(I2C_TypeDef *I2Cx) +{ + return (uint32_t)(READ_BIT(I2Cx->TIMINGR, I2C_TIMINGR_PRESC) >> I2C_POSITION_TIMINGR_PRESC); +} + +/** + * @brief Get the SCL low period setting. + * @rmtoll TIMINGR SCLL LL_I2C_GetClockLowPeriod + * @param I2Cx I2C Instance. + * @retval Value between Min_Data=0x00 and Max_Data=0xFF + */ +__STATIC_INLINE uint32_t LL_I2C_GetClockLowPeriod(I2C_TypeDef *I2Cx) +{ + return (uint32_t)(READ_BIT(I2Cx->TIMINGR, I2C_TIMINGR_SCLL) >> I2C_POSITION_TIMINGR_SCLL); +} + +/** + * @brief Get the SCL high period setting. + * @rmtoll TIMINGR SCLH LL_I2C_GetClockHighPeriod + * @param I2Cx I2C Instance. + * @retval Value between Min_Data=0x00 and Max_Data=0xFF + */ +__STATIC_INLINE uint32_t LL_I2C_GetClockHighPeriod(I2C_TypeDef *I2Cx) +{ + return (uint32_t)(READ_BIT(I2Cx->TIMINGR, I2C_TIMINGR_SCLH) >> I2C_POSITION_TIMINGR_SCLH); +} + +/** + * @brief Get the SDA hold time. + * @rmtoll TIMINGR SDADEL LL_I2C_GetDataHoldTime + * @param I2Cx I2C Instance. + * @retval Value between Min_Data=0x0 and Max_Data=0xF + */ +__STATIC_INLINE uint32_t LL_I2C_GetDataHoldTime(I2C_TypeDef *I2Cx) +{ + return (uint32_t)(READ_BIT(I2Cx->TIMINGR, I2C_TIMINGR_SDADEL) >> I2C_POSITION_TIMINGR_SDADEL); +} + +/** + * @brief Get the SDA setup time. + * @rmtoll TIMINGR SCLDEL LL_I2C_GetDataSetupTime + * @param I2Cx I2C Instance. + * @retval Value between Min_Data=0x0 and Max_Data=0xF + */ +__STATIC_INLINE uint32_t LL_I2C_GetDataSetupTime(I2C_TypeDef *I2Cx) +{ + return (uint32_t)(READ_BIT(I2Cx->TIMINGR, I2C_TIMINGR_SCLDEL) >> I2C_POSITION_TIMINGR_SCLDEL); +} + +/** + * @brief Configure peripheral mode. + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @rmtoll CR1 SMBHEN LL_I2C_SetMode\n + * CR1 SMBDEN LL_I2C_SetMode + * @param I2Cx I2C Instance. + * @param PeripheralMode This parameter can be one of the following values: + * @arg @ref LL_I2C_MODE_I2C + * @arg @ref LL_I2C_MODE_SMBUS_HOST + * @arg @ref LL_I2C_MODE_SMBUS_DEVICE + * @arg @ref LL_I2C_MODE_SMBUS_DEVICE_ARP + * @retval None + */ +__STATIC_INLINE void LL_I2C_SetMode(I2C_TypeDef *I2Cx, uint32_t PeripheralMode) +{ + MODIFY_REG(I2Cx->CR1, I2C_CR1_SMBHEN | I2C_CR1_SMBDEN, PeripheralMode); +} + +/** + * @brief Get peripheral mode. + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @rmtoll CR1 SMBHEN LL_I2C_GetMode\n + * CR1 SMBDEN LL_I2C_GetMode + * @param I2Cx I2C Instance. + * @retval Returned value can be one of the following values: + * @arg @ref LL_I2C_MODE_I2C + * @arg @ref LL_I2C_MODE_SMBUS_HOST + * @arg @ref LL_I2C_MODE_SMBUS_DEVICE + * @arg @ref LL_I2C_MODE_SMBUS_DEVICE_ARP + */ +__STATIC_INLINE uint32_t LL_I2C_GetMode(I2C_TypeDef *I2Cx) +{ + return (uint32_t)(READ_BIT(I2Cx->CR1, I2C_CR1_SMBHEN | I2C_CR1_SMBDEN)); +} + +/** + * @brief Enable SMBus alert (Host or Device mode) + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @note SMBus Device mode: + * - SMBus Alert pin is drived low and + * Alert Response Address Header acknowledge is enabled. + * SMBus Host mode: + * - SMBus Alert pin management is supported. + * @rmtoll CR1 ALERTEN LL_I2C_EnableSMBusAlert + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_EnableSMBusAlert(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->CR1, I2C_CR1_ALERTEN); +} + +/** + * @brief Disable SMBus alert (Host or Device mode) + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @note SMBus Device mode: + * - SMBus Alert pin is not drived (can be used as a standard GPIO) and + * Alert Response Address Header acknowledge is disabled. + * SMBus Host mode: + * - SMBus Alert pin management is not supported. + * @rmtoll CR1 ALERTEN LL_I2C_DisableSMBusAlert + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_DisableSMBusAlert(I2C_TypeDef *I2Cx) +{ + CLEAR_BIT(I2Cx->CR1, I2C_CR1_ALERTEN); +} + +/** + * @brief Check if SMBus alert (Host or Device mode) is enabled or disabled. + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @rmtoll CR1 ALERTEN LL_I2C_IsEnabledSMBusAlert + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsEnabledSMBusAlert(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->CR1, I2C_CR1_ALERTEN) == (I2C_CR1_ALERTEN)); +} + +/** + * @brief Enable SMBus Packet Error Calculation (PEC). + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @rmtoll CR1 PECEN LL_I2C_EnableSMBusPEC + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_EnableSMBusPEC(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->CR1, I2C_CR1_PECEN); +} + +/** + * @brief Disable SMBus Packet Error Calculation (PEC). + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @rmtoll CR1 PECEN LL_I2C_DisableSMBusPEC + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_DisableSMBusPEC(I2C_TypeDef *I2Cx) +{ + CLEAR_BIT(I2Cx->CR1, I2C_CR1_PECEN); +} + +/** + * @brief Check if SMBus Packet Error Calculation (PEC) is enabled or disabled. + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @rmtoll CR1 PECEN LL_I2C_IsEnabledSMBusPEC + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsEnabledSMBusPEC(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->CR1, I2C_CR1_PECEN) == (I2C_CR1_PECEN)); +} + +/** + * @brief Configure the SMBus Clock Timeout. + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @note This configuration can only be programmed when associated Timeout is disabled (TimeoutA and/orTimeoutB). + * @rmtoll TIMEOUTR TIMEOUTA LL_I2C_ConfigSMBusTimeout\n + * TIMEOUTR TIDLE LL_I2C_ConfigSMBusTimeout\n + * TIMEOUTR TIMEOUTB LL_I2C_ConfigSMBusTimeout + * @param I2Cx I2C Instance. + * @param TimeoutA This parameter must be a value between Min_Data=0 and Max_Data=0xFFF. + * @param TimeoutAMode This parameter can be one of the following values: + * @arg @ref LL_I2C_SMBUS_TIMEOUTA_MODE_SCL_LOW + * @arg @ref LL_I2C_SMBUS_TIMEOUTA_MODE_SDA_SCL_HIGH + * @param TimeoutB + * @note This configuration can only be programmed when associated Timeout is disabled (TimeoutA and/orTimeoutB). + * @retval None + */ +__STATIC_INLINE void LL_I2C_ConfigSMBusTimeout(I2C_TypeDef *I2Cx, uint32_t TimeoutA, uint32_t TimeoutAMode, + uint32_t TimeoutB) +{ + MODIFY_REG(I2Cx->TIMEOUTR, I2C_TIMEOUTR_TIMEOUTA | I2C_TIMEOUTR_TIDLE | I2C_TIMEOUTR_TIMEOUTB, + TimeoutA | TimeoutAMode | (TimeoutB << I2C_POSITION_TIMEOUTR_TIMEOUTB)); +} + +/** + * @brief Configure the SMBus Clock TimeoutA (SCL low timeout or SCL and SDA high timeout depends on TimeoutA mode). + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @note These bits can only be programmed when TimeoutA is disabled. + * @rmtoll TIMEOUTR TIMEOUTA LL_I2C_SetSMBusTimeoutA + * @param I2Cx I2C Instance. + * @param TimeoutA This parameter must be a value between Min_Data=0 and Max_Data=0xFFF. + * @retval None + */ +__STATIC_INLINE void LL_I2C_SetSMBusTimeoutA(I2C_TypeDef *I2Cx, uint32_t TimeoutA) +{ + WRITE_REG(I2Cx->TIMEOUTR, TimeoutA); +} + +/** + * @brief Get the SMBus Clock TimeoutA setting. + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @rmtoll TIMEOUTR TIMEOUTA LL_I2C_GetSMBusTimeoutA + * @param I2Cx I2C Instance. + * @retval Value between Min_Data=0 and Max_Data=0xFFF + */ +__STATIC_INLINE uint32_t LL_I2C_GetSMBusTimeoutA(I2C_TypeDef *I2Cx) +{ + return (uint32_t)(READ_BIT(I2Cx->TIMEOUTR, I2C_TIMEOUTR_TIMEOUTA)); +} + +/** + * @brief Set the SMBus Clock TimeoutA mode. + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @note This bit can only be programmed when TimeoutA is disabled. + * @rmtoll TIMEOUTR TIDLE LL_I2C_SetSMBusTimeoutAMode + * @param I2Cx I2C Instance. + * @param TimeoutAMode This parameter can be one of the following values: + * @arg @ref LL_I2C_SMBUS_TIMEOUTA_MODE_SCL_LOW + * @arg @ref LL_I2C_SMBUS_TIMEOUTA_MODE_SDA_SCL_HIGH + * @retval None + */ +__STATIC_INLINE void LL_I2C_SetSMBusTimeoutAMode(I2C_TypeDef *I2Cx, uint32_t TimeoutAMode) +{ + WRITE_REG(I2Cx->TIMEOUTR, TimeoutAMode); +} + +/** + * @brief Get the SMBus Clock TimeoutA mode. + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @rmtoll TIMEOUTR TIDLE LL_I2C_GetSMBusTimeoutAMode + * @param I2Cx I2C Instance. + * @retval Returned value can be one of the following values: + * @arg @ref LL_I2C_SMBUS_TIMEOUTA_MODE_SCL_LOW + * @arg @ref LL_I2C_SMBUS_TIMEOUTA_MODE_SDA_SCL_HIGH + */ +__STATIC_INLINE uint32_t LL_I2C_GetSMBusTimeoutAMode(I2C_TypeDef *I2Cx) +{ + return (uint32_t)(READ_BIT(I2Cx->TIMEOUTR, I2C_TIMEOUTR_TIDLE)); +} + +/** + * @brief Configure the SMBus Extended Cumulative Clock TimeoutB (Master or Slave mode). + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @note These bits can only be programmed when TimeoutB is disabled. + * @rmtoll TIMEOUTR TIMEOUTB LL_I2C_SetSMBusTimeoutB + * @param I2Cx I2C Instance. + * @param TimeoutB This parameter must be a value between Min_Data=0 and Max_Data=0xFFF. + * @retval None + */ +__STATIC_INLINE void LL_I2C_SetSMBusTimeoutB(I2C_TypeDef *I2Cx, uint32_t TimeoutB) +{ + WRITE_REG(I2Cx->TIMEOUTR, TimeoutB << I2C_POSITION_TIMEOUTR_TIMEOUTB); +} + +/** + * @brief Get the SMBus Extented Cumulative Clock TimeoutB setting. + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @rmtoll TIMEOUTR TIMEOUTB LL_I2C_GetSMBusTimeoutB + * @param I2Cx I2C Instance. + * @retval Value between Min_Data=0 and Max_Data=0xFFF + */ +__STATIC_INLINE uint32_t LL_I2C_GetSMBusTimeoutB(I2C_TypeDef *I2Cx) +{ + return (uint32_t)(READ_BIT(I2Cx->TIMEOUTR, I2C_TIMEOUTR_TIMEOUTB) >> I2C_POSITION_TIMEOUTR_TIMEOUTB); +} + +/** + * @brief Enable the SMBus Clock Timeout. + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @rmtoll TIMEOUTR TIMOUTEN LL_I2C_EnableSMBusTimeout\n + * TIMEOUTR TEXTEN LL_I2C_EnableSMBusTimeout + * @param I2Cx I2C Instance. + * @param ClockTimeout This parameter can be one of the following values: + * @arg @ref LL_I2C_SMBUS_TIMEOUTA + * @arg @ref LL_I2C_SMBUS_TIMEOUTB + * @arg @ref LL_I2C_SMBUS_ALL_TIMEOUT + * @retval None + */ +__STATIC_INLINE void LL_I2C_EnableSMBusTimeout(I2C_TypeDef *I2Cx, uint32_t ClockTimeout) +{ + SET_BIT(I2Cx->TIMEOUTR, ClockTimeout); +} + +/** + * @brief Disable the SMBus Clock Timeout. + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @rmtoll TIMEOUTR TIMOUTEN LL_I2C_DisableSMBusTimeout\n + * TIMEOUTR TEXTEN LL_I2C_DisableSMBusTimeout + * @param I2Cx I2C Instance. + * @param ClockTimeout This parameter can be one of the following values: + * @arg @ref LL_I2C_SMBUS_TIMEOUTA + * @arg @ref LL_I2C_SMBUS_TIMEOUTB + * @arg @ref LL_I2C_SMBUS_ALL_TIMEOUT + * @retval None + */ +__STATIC_INLINE void LL_I2C_DisableSMBusTimeout(I2C_TypeDef *I2Cx, uint32_t ClockTimeout) +{ + CLEAR_BIT(I2Cx->TIMEOUTR, ClockTimeout); +} + +/** + * @brief Check if the SMBus Clock Timeout is enabled or disabled. + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @rmtoll TIMEOUTR TIMOUTEN LL_I2C_IsEnabledSMBusTimeout\n + * TIMEOUTR TEXTEN LL_I2C_IsEnabledSMBusTimeout + * @param I2Cx I2C Instance. + * @param ClockTimeout This parameter can be one of the following values: + * @arg @ref LL_I2C_SMBUS_TIMEOUTA + * @arg @ref LL_I2C_SMBUS_TIMEOUTB + * @arg @ref LL_I2C_SMBUS_ALL_TIMEOUT + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsEnabledSMBusTimeout(I2C_TypeDef *I2Cx, uint32_t ClockTimeout) +{ + return (READ_BIT(I2Cx->TIMEOUTR, (I2C_TIMEOUTR_TIMOUTEN | I2C_TIMEOUTR_TEXTEN)) == (ClockTimeout)); +} + +/** + * @} + */ + +/** @defgroup I2C_LL_EF_IT_Management IT_Management + * @{ + */ + +/** + * @brief Enable TXIS interrupt. + * @rmtoll CR1 TXIE LL_I2C_EnableIT_TX + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_EnableIT_TX(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->CR1, I2C_CR1_TXIE); +} + +/** + * @brief Disable TXIS interrupt. + * @rmtoll CR1 TXIE LL_I2C_DisableIT_TX + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_DisableIT_TX(I2C_TypeDef *I2Cx) +{ + CLEAR_BIT(I2Cx->CR1, I2C_CR1_TXIE); +} + +/** + * @brief Check if the TXIS Interrupt is enabled or disabled. + * @rmtoll CR1 TXIE LL_I2C_IsEnabledIT_TX + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsEnabledIT_TX(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->CR1, I2C_CR1_TXIE) == (I2C_CR1_TXIE)); +} + +/** + * @brief Enable RXNE interrupt. + * @rmtoll CR1 RXIE LL_I2C_EnableIT_RX + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_EnableIT_RX(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->CR1, I2C_CR1_RXIE); +} + +/** + * @brief Disable RXNE interrupt. + * @rmtoll CR1 RXIE LL_I2C_DisableIT_RX + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_DisableIT_RX(I2C_TypeDef *I2Cx) +{ + CLEAR_BIT(I2Cx->CR1, I2C_CR1_RXIE); +} + +/** + * @brief Check if the RXNE Interrupt is enabled or disabled. + * @rmtoll CR1 RXIE LL_I2C_IsEnabledIT_RX + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsEnabledIT_RX(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->CR1, I2C_CR1_RXIE) == (I2C_CR1_RXIE)); +} + +/** + * @brief Enable Address match interrupt (slave mode only). + * @rmtoll CR1 ADDRIE LL_I2C_EnableIT_ADDR + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_EnableIT_ADDR(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->CR1, I2C_CR1_ADDRIE); +} + +/** + * @brief Disable Address match interrupt (slave mode only). + * @rmtoll CR1 ADDRIE LL_I2C_DisableIT_ADDR + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_DisableIT_ADDR(I2C_TypeDef *I2Cx) +{ + CLEAR_BIT(I2Cx->CR1, I2C_CR1_ADDRIE); +} + +/** + * @brief Check if Address match interrupt is enabled or disabled. + * @rmtoll CR1 ADDRIE LL_I2C_IsEnabledIT_ADDR + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsEnabledIT_ADDR(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->CR1, I2C_CR1_ADDRIE) == (I2C_CR1_ADDRIE)); +} + +/** + * @brief Enable Not acknowledge received interrupt. + * @rmtoll CR1 NACKIE LL_I2C_EnableIT_NACK + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_EnableIT_NACK(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->CR1, I2C_CR1_NACKIE); +} + +/** + * @brief Disable Not acknowledge received interrupt. + * @rmtoll CR1 NACKIE LL_I2C_DisableIT_NACK + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_DisableIT_NACK(I2C_TypeDef *I2Cx) +{ + CLEAR_BIT(I2Cx->CR1, I2C_CR1_NACKIE); +} + +/** + * @brief Check if Not acknowledge received interrupt is enabled or disabled. + * @rmtoll CR1 NACKIE LL_I2C_IsEnabledIT_NACK + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsEnabledIT_NACK(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->CR1, I2C_CR1_NACKIE) == (I2C_CR1_NACKIE)); +} + +/** + * @brief Enable STOP detection interrupt. + * @rmtoll CR1 STOPIE LL_I2C_EnableIT_STOP + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_EnableIT_STOP(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->CR1, I2C_CR1_STOPIE); +} + +/** + * @brief Disable STOP detection interrupt. + * @rmtoll CR1 STOPIE LL_I2C_DisableIT_STOP + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_DisableIT_STOP(I2C_TypeDef *I2Cx) +{ + CLEAR_BIT(I2Cx->CR1, I2C_CR1_STOPIE); +} + +/** + * @brief Check if STOP detection interrupt is enabled or disabled. + * @rmtoll CR1 STOPIE LL_I2C_IsEnabledIT_STOP + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsEnabledIT_STOP(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->CR1, I2C_CR1_STOPIE) == (I2C_CR1_STOPIE)); +} + +/** + * @brief Enable Transfer Complete interrupt. + * @note Any of these events will generate interrupt : + * Transfer Complete (TC) + * Transfer Complete Reload (TCR) + * @rmtoll CR1 TCIE LL_I2C_EnableIT_TC + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_EnableIT_TC(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->CR1, I2C_CR1_TCIE); +} + +/** + * @brief Disable Transfer Complete interrupt. + * @note Any of these events will generate interrupt : + * Transfer Complete (TC) + * Transfer Complete Reload (TCR) + * @rmtoll CR1 TCIE LL_I2C_DisableIT_TC + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_DisableIT_TC(I2C_TypeDef *I2Cx) +{ + CLEAR_BIT(I2Cx->CR1, I2C_CR1_TCIE); +} + +/** + * @brief Check if Transfer Complete interrupt is enabled or disabled. + * @rmtoll CR1 TCIE LL_I2C_IsEnabledIT_TC + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsEnabledIT_TC(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->CR1, I2C_CR1_TCIE) == (I2C_CR1_TCIE)); +} + +/** + * @brief Enable Error interrupts. + * @note Any of these errors will generate interrupt : + * Arbitration Loss (ARLO) + * Bus Error detection (BERR) + * Overrun/Underrun (OVR) + * SMBus Timeout detection (TIMEOUT) + * SMBus PEC error detection (PECERR) + * SMBus Alert pin event detection (ALERT) + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @rmtoll CR1 ERRIE LL_I2C_EnableIT_ERR + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_EnableIT_ERR(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->CR1, I2C_CR1_ERRIE); +} + +/** + * @brief Disable Error interrupts. + * @note Any of these errors will generate interrupt : + * Arbitration Loss (ARLO) + * Bus Error detection (BERR) + * Overrun/Underrun (OVR) + * SMBus Timeout detection (TIMEOUT) + * SMBus PEC error detection (PECERR) + * SMBus Alert pin event detection (ALERT) + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @rmtoll CR1 ERRIE LL_I2C_DisableIT_ERR + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_DisableIT_ERR(I2C_TypeDef *I2Cx) +{ + CLEAR_BIT(I2Cx->CR1, I2C_CR1_ERRIE); +} + +/** + * @brief Check if Error interrupts is enabled of disabled. + * @rmtoll CR1 ERRIE LL_I2C_IsEnabledIT_ERR + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsEnabledIT_ERR(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->CR1, I2C_CR1_ERRIE) == (I2C_CR1_ERRIE)); +} + +/** + * @} + */ + +/** @defgroup I2C_LL_EF_FLAG_management FLAG_management + * @{ + */ + +/** + * @brief Indicate the status of Transmit data register empty flag. + * @note RESET: When next data is written in Transmit data register. + * SET: When Transmit data register is empty. + * @rmtoll ISR TXE LL_I2C_IsActiveFlag_TXE + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_TXE(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->ISR, I2C_ISR_TXE) == (I2C_ISR_TXE)); +} + +/** + * @brief Indicate the status of Transmit interrupt flag. + * @note RESET: When next data is written in Transmit data register. + * SET: When Transmit data register is empty. + * @rmtoll ISR TXIS LL_I2C_IsActiveFlag_TXIS + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_TXIS(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->ISR, I2C_ISR_TXIS) == (I2C_ISR_TXIS)); +} + +/** + * @brief Indicate the status of Receive data register not empty flag. + * @note RESET: When Receive data register is read. + * SET: When the received data is copied in Receive data register. + * @rmtoll ISR RXNE LL_I2C_IsActiveFlag_RXNE + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_RXNE(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->ISR, I2C_ISR_RXNE) == (I2C_ISR_RXNE)); +} + +/** + * @brief Indicate the status of Address matched flag (slave mode). + * @note RESET: Clear default value. + * SET: When the received slave address matched with one of the enabled slave address. + * @rmtoll ISR ADDR LL_I2C_IsActiveFlag_ADDR + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_ADDR(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->ISR, I2C_ISR_ADDR) == (I2C_ISR_ADDR)); +} + +/** + * @brief Indicate the status of Not Acknowledge received flag. + * @note RESET: Clear default value. + * SET: When a NACK is received after a byte transmission. + * @rmtoll ISR NACKF LL_I2C_IsActiveFlag_NACK + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_NACK(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->ISR, I2C_ISR_NACKF) == (I2C_ISR_NACKF)); +} + +/** + * @brief Indicate the status of Stop detection flag. + * @note RESET: Clear default value. + * SET: When a Stop condition is detected. + * @rmtoll ISR STOPF LL_I2C_IsActiveFlag_STOP + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_STOP(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->ISR, I2C_ISR_STOPF) == (I2C_ISR_STOPF)); +} + +/** + * @brief Indicate the status of Transfer complete flag (master mode). + * @note RESET: Clear default value. + * SET: When RELOAD=0, AUTOEND=0 and NBYTES date have been transferred. + * @rmtoll ISR TC LL_I2C_IsActiveFlag_TC + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_TC(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->ISR, I2C_ISR_TC) == (I2C_ISR_TC)); +} + +/** + * @brief Indicate the status of Transfer complete flag (master mode). + * @note RESET: Clear default value. + * SET: When RELOAD=1 and NBYTES date have been transferred. + * @rmtoll ISR TCR LL_I2C_IsActiveFlag_TCR + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_TCR(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->ISR, I2C_ISR_TCR) == (I2C_ISR_TCR)); +} + +/** + * @brief Indicate the status of Bus error flag. + * @note RESET: Clear default value. + * SET: When a misplaced Start or Stop condition is detected. + * @rmtoll ISR BERR LL_I2C_IsActiveFlag_BERR + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_BERR(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->ISR, I2C_ISR_BERR) == (I2C_ISR_BERR)); +} + +/** + * @brief Indicate the status of Arbitration lost flag. + * @note RESET: Clear default value. + * SET: When arbitration lost. + * @rmtoll ISR ARLO LL_I2C_IsActiveFlag_ARLO + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_ARLO(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->ISR, I2C_ISR_ARLO) == (I2C_ISR_ARLO)); +} + +/** + * @brief Indicate the status of Overrun/Underrun flag (slave mode). + * @note RESET: Clear default value. + * SET: When an overrun/underrun error occurs (Clock Stretching Disabled). + * @rmtoll ISR OVR LL_I2C_IsActiveFlag_OVR + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_OVR(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->ISR, I2C_ISR_OVR) == (I2C_ISR_OVR)); +} + +/** + * @brief Indicate the status of Bus Busy flag. + * @note RESET: Clear default value. + * SET: When a Start condition is detected. + * @rmtoll ISR BUSY LL_I2C_IsActiveFlag_BUSY + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_BUSY(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->ISR, I2C_ISR_BUSY) == (I2C_ISR_BUSY)); +} + +/** + * @brief Clear Address Matched flag. + * @rmtoll ICR ADDRCF LL_I2C_ClearFlag_ADDR + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_ClearFlag_ADDR(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->ICR, I2C_ICR_ADDRCF); +} + +/** + * @brief Clear Not Acknowledge flag. + * @rmtoll ICR NACKCF LL_I2C_ClearFlag_NACK + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_ClearFlag_NACK(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->ICR, I2C_ICR_NACKCF); +} + +/** + * @brief Clear Stop detection flag. + * @rmtoll ICR STOPCF LL_I2C_ClearFlag_STOP + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_ClearFlag_STOP(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->ICR, I2C_ICR_STOPCF); +} + +/** + * @brief Clear Transmit data register empty flag (TXE). + * @note This bit can be clear by software in order to flush the transmit data register (TXDR). + * @rmtoll ISR TXE LL_I2C_ClearFlag_TXE + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_ClearFlag_TXE(I2C_TypeDef *I2Cx) +{ + WRITE_REG(I2Cx->ISR, I2C_ISR_TXE); +} + +/** + * @brief Clear Bus error flag. + * @rmtoll ICR BERRCF LL_I2C_ClearFlag_BERR + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_ClearFlag_BERR(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->ICR, I2C_ICR_BERRCF); +} + +/** + * @brief Clear Arbitration lost flag. + * @rmtoll ICR ARLOCF LL_I2C_ClearFlag_ARLO + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_ClearFlag_ARLO(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->ICR, I2C_ICR_ARLOCF); +} + +/** + * @brief Clear Overrun/Underrun flag. + * @rmtoll ICR OVRCF LL_I2C_ClearFlag_OVR + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_ClearFlag_OVR(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->ICR, I2C_ICR_OVRCF); +} + +/** + * @brief Indicate the status of SMBus PEC error flag in reception. + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @note RESET: Clear default value. + * SET: When the received PEC does not match with the PEC register content. + * @rmtoll ISR PECERR LL_I2C_IsActiveSMBusFlag_PECERR + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsActiveSMBusFlag_PECERR(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->ISR, I2C_ISR_PECERR) == (I2C_ISR_PECERR)); +} + +/** + * @brief Indicate the status of SMBus Timeout detection flag. + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @note RESET: Clear default value. + * SET: When a timeout or extended clock timeout occurs. + * @rmtoll ISR TIMEOUT LL_I2C_IsActiveSMBusFlag_TIMEOUT + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsActiveSMBusFlag_TIMEOUT(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->ISR, I2C_ISR_TIMEOUT) == (I2C_ISR_TIMEOUT)); +} + +/** + * @brief Indicate the status of SMBus alert flag. + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @note RESET: Clear default value. + * SET: When SMBus host configuration, SMBus alert enabled and + * a falling edge event occurs on SMBA pin. + * @rmtoll ISR ALERT LL_I2C_IsActiveSMBusFlag_ALERT + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsActiveSMBusFlag_ALERT(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->ISR, I2C_ISR_ALERT) == (I2C_ISR_ALERT)); +} + +/** + * @brief Clear SMBus PEC error flag. + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @rmtoll ICR PECCF LL_I2C_ClearSMBusFlag_PECERR + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_ClearSMBusFlag_PECERR(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->ICR, I2C_ICR_PECCF); +} + +/** + * @brief Clear SMBus Timeout detection flag. + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @rmtoll ICR TIMOUTCF LL_I2C_ClearSMBusFlag_TIMEOUT + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_ClearSMBusFlag_TIMEOUT(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->ICR, I2C_ICR_TIMOUTCF); +} + +/** + * @brief Clear SMBus Alert flag. + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @rmtoll ICR ALERTCF LL_I2C_ClearSMBusFlag_ALERT + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_ClearSMBusFlag_ALERT(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->ICR, I2C_ICR_ALERTCF); +} + +/** + * @} + */ + +/** @defgroup I2C_LL_EF_Data_Management Data_Management + * @{ + */ + +/** + * @brief Enable automatic STOP condition generation (master mode). + * @note Automatic end mode : a STOP condition is automatically sent when NBYTES data are transferred. + * This bit has no effect in slave mode or when RELOAD bit is set. + * @rmtoll CR2 AUTOEND LL_I2C_EnableAutoEndMode + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_EnableAutoEndMode(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->CR2, I2C_CR2_AUTOEND); +} + +/** + * @brief Disable automatic STOP condition generation (master mode). + * @note Software end mode : TC flag is set when NBYTES data are transferre, stretching SCL low. + * @rmtoll CR2 AUTOEND LL_I2C_DisableAutoEndMode + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_DisableAutoEndMode(I2C_TypeDef *I2Cx) +{ + CLEAR_BIT(I2Cx->CR2, I2C_CR2_AUTOEND); +} + +/** + * @brief Check if automatic STOP condition is enabled or disabled. + * @rmtoll CR2 AUTOEND LL_I2C_IsEnabledAutoEndMode + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsEnabledAutoEndMode(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->CR2, I2C_CR2_AUTOEND) == (I2C_CR2_AUTOEND)); +} + +/** + * @brief Enable reload mode (master mode). + * @note The transfer is not completed after the NBYTES data transfer, NBYTES will be reloaded when TCR flag is set. + * @rmtoll CR2 RELOAD LL_I2C_EnableReloadMode + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_EnableReloadMode(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->CR2, I2C_CR2_RELOAD); +} + +/** + * @brief Disable reload mode (master mode). + * @note The transfer is completed after the NBYTES data transfer(STOP or RESTART will follow). + * @rmtoll CR2 RELOAD LL_I2C_DisableReloadMode + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_DisableReloadMode(I2C_TypeDef *I2Cx) +{ + CLEAR_BIT(I2Cx->CR2, I2C_CR2_RELOAD); +} + +/** + * @brief Check if reload mode is enabled or disabled. + * @rmtoll CR2 RELOAD LL_I2C_IsEnabledReloadMode + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsEnabledReloadMode(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->CR2, I2C_CR2_RELOAD) == (I2C_CR2_RELOAD)); +} + +/** + * @brief Configure the number of bytes for transfer. + * @note Changing these bits when START bit is set is not allowed. + * @rmtoll CR2 NBYTES LL_I2C_SetTransferSize + * @param I2Cx I2C Instance. + * @param TransferSize This parameter must be a value between Min_Data=0x00 and Max_Data=0xFF. + * @retval None + */ +__STATIC_INLINE void LL_I2C_SetTransferSize(I2C_TypeDef *I2Cx, uint32_t TransferSize) +{ + MODIFY_REG(I2Cx->CR2, I2C_CR2_NBYTES, TransferSize << I2C_POSITION_CR2_NBYTES); +} + +/** + * @brief Get the number of bytes configured for transfer. + * @rmtoll CR2 NBYTES LL_I2C_GetTransferSize + * @param I2Cx I2C Instance. + * @retval Value between Min_Data=0x0 and Max_Data=0xFF + */ +__STATIC_INLINE uint32_t LL_I2C_GetTransferSize(I2C_TypeDef *I2Cx) +{ + return (uint32_t)(READ_BIT(I2Cx->CR2, I2C_CR2_NBYTES) >> I2C_POSITION_CR2_NBYTES); +} + +/** + * @brief Prepare the generation of a ACKnowledge or Non ACKnowledge condition after the address receive match code or next received byte. + * @note Usage in Slave mode only. + * @rmtoll CR2 NACK LL_I2C_AcknowledgeNextData + * @param I2Cx I2C Instance. + * @param TypeAcknowledge This parameter can be one of the following values: + * @arg @ref LL_I2C_ACK + * @arg @ref LL_I2C_NACK + * @retval None + */ +__STATIC_INLINE void LL_I2C_AcknowledgeNextData(I2C_TypeDef *I2Cx, uint32_t TypeAcknowledge) +{ + MODIFY_REG(I2Cx->CR2, I2C_CR2_NACK, TypeAcknowledge); +} + +/** + * @brief Generate a STOP condition after the current byte transfer (master mode). + * @rmtoll CR2 STOP LL_I2C_GenerateStopCondition + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_GenerateStopCondition(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->CR2, I2C_CR2_STOP); +} + +/** + * @brief Generate a START or RESTART condition + * @note The START bit can be set even if bus is BUSY or I2C is in slave mode. + * This action has no effect when RELOAD is set. + * @rmtoll CR2 START LL_I2C_GenerateStartCondition + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_GenerateStartCondition(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->CR2, I2C_CR2_START); +} + +/** + * @brief Enable automatic RESTART Read request condition for 10bit address header (master mode). + * @note The master sends the complete 10bit slave address read sequence : + * Start + 2 bytes 10bit address in Write direction + Restart + first 7 bits of 10bit address in Read direction. + * @rmtoll CR2 HEAD10R LL_I2C_EnableAuto10BitRead + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_EnableAuto10BitRead(I2C_TypeDef *I2Cx) +{ + CLEAR_BIT(I2Cx->CR2, I2C_CR2_HEAD10R); +} + +/** + * @brief Disable automatic RESTART Read request condition for 10bit address header (master mode). + * @note The master only sends the first 7 bits of 10bit address in Read direction. + * @rmtoll CR2 HEAD10R LL_I2C_DisableAuto10BitRead + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_DisableAuto10BitRead(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->CR2, I2C_CR2_HEAD10R); +} + +/** + * @brief Check if automatic RESTART Read request condition for 10bit address header is enabled or disabled. + * @rmtoll CR2 HEAD10R LL_I2C_IsEnabledAuto10BitRead + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsEnabledAuto10BitRead(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->CR2, I2C_CR2_HEAD10R) != (I2C_CR2_HEAD10R)); +} + +/** + * @brief Configure the transfer direction (master mode). + * @note Changing these bits when START bit is set is not allowed. + * @rmtoll CR2 RD_WRN LL_I2C_SetTransferRequest + * @param I2Cx I2C Instance. + * @param TransferRequest This parameter can be one of the following values: + * @arg @ref LL_I2C_REQUEST_WRITE + * @arg @ref LL_I2C_REQUEST_READ + * @retval None + */ +__STATIC_INLINE void LL_I2C_SetTransferRequest(I2C_TypeDef *I2Cx, uint32_t TransferRequest) +{ + MODIFY_REG(I2Cx->CR2, I2C_CR2_RD_WRN, TransferRequest); +} + +/** + * @brief Get the transfer direction requested (master mode). + * @rmtoll CR2 RD_WRN LL_I2C_GetTransferRequest + * @param I2Cx I2C Instance. + * @retval Returned value can be one of the following values: + * @arg @ref LL_I2C_REQUEST_WRITE + * @arg @ref LL_I2C_REQUEST_READ + */ +__STATIC_INLINE uint32_t LL_I2C_GetTransferRequest(I2C_TypeDef *I2Cx) +{ + return (uint32_t)(READ_BIT(I2Cx->CR2, I2C_CR2_RD_WRN)); +} + +/** + * @brief Configure the slave address for transfer (master mode). + * @note Changing these bits when START bit is set is not allowed. + * @rmtoll CR2 SADD LL_I2C_SetSlaveAddr + * @param I2Cx I2C Instance. + * @param SlaveAddr This parameter must be a value between Min_Data=0x00 and Max_Data=0x3F. + * @retval None + */ +__STATIC_INLINE void LL_I2C_SetSlaveAddr(I2C_TypeDef *I2Cx, uint32_t SlaveAddr) +{ + MODIFY_REG(I2Cx->CR2, I2C_CR2_SADD, SlaveAddr); +} + +/** + * @brief Get the slave address programmed for transfer. + * @rmtoll CR2 SADD LL_I2C_GetSlaveAddr + * @param I2Cx I2C Instance. + * @retval Value between Min_Data=0x0 and Max_Data=0x3F + */ +__STATIC_INLINE uint32_t LL_I2C_GetSlaveAddr(I2C_TypeDef *I2Cx) +{ + return (uint32_t)(READ_BIT(I2Cx->CR2, I2C_CR2_SADD)); +} + +/** + * @brief Handles I2Cx communication when starting transfer or during transfer (TC or TCR flag are set). + * @rmtoll CR2 SADD LL_I2C_HandleTransfer\n + * CR2 ADD10 LL_I2C_HandleTransfer\n + * CR2 RD_WRN LL_I2C_HandleTransfer\n + * CR2 START LL_I2C_HandleTransfer\n + * CR2 STOP LL_I2C_HandleTransfer\n + * CR2 RELOAD LL_I2C_HandleTransfer\n + * CR2 NBYTES LL_I2C_HandleTransfer\n + * CR2 AUTOEND LL_I2C_HandleTransfer\n + * CR2 HEAD10R LL_I2C_HandleTransfer + * @param I2Cx I2C Instance. + * @param SlaveAddr Specifies the slave address to be programmed. + * @param SlaveAddrSize This parameter can be one of the following values: + * @arg @ref LL_I2C_ADDRSLAVE_7BIT + * @arg @ref LL_I2C_ADDRSLAVE_10BIT + * @param TransferSize Specifies the number of bytes to be programmed. + * This parameter must be a value between 0 and 255. + * @param EndMode This parameter can be one of the following values: + * @arg @ref LL_I2C_MODE_RELOAD + * @arg @ref LL_I2C_MODE_AUTOEND + * @arg @ref LL_I2C_MODE_SOFTEND + * @arg @ref LL_I2C_MODE_SMBUS_RELOAD + * @arg @ref LL_I2C_MODE_SMBUS_AUTOEND_NO_PEC + * @arg @ref LL_I2C_MODE_SMBUS_SOFTEND_NO_PEC + * @arg @ref LL_I2C_MODE_SMBUS_AUTOEND_WITH_PEC + * @arg @ref LL_I2C_MODE_SMBUS_SOFTEND_WITH_PEC + * @param Request This parameter can be one of the following values: + * @arg @ref LL_I2C_GENERATE_NOSTARTSTOP + * @arg @ref LL_I2C_GENERATE_STOP + * @arg @ref LL_I2C_GENERATE_START_READ + * @arg @ref LL_I2C_GENERATE_START_WRITE + * @arg @ref LL_I2C_GENERATE_RESTART_7BIT_READ + * @arg @ref LL_I2C_GENERATE_RESTART_7BIT_WRITE + * @arg @ref LL_I2C_GENERATE_RESTART_10BIT_READ + * @arg @ref LL_I2C_GENERATE_RESTART_10BIT_WRITE + * @retval None + */ +__STATIC_INLINE void LL_I2C_HandleTransfer(I2C_TypeDef *I2Cx, uint32_t SlaveAddr, uint32_t SlaveAddrSize, + uint32_t TransferSize, uint32_t EndMode, uint32_t Request) +{ + MODIFY_REG(I2Cx->CR2, I2C_CR2_SADD | I2C_CR2_ADD10 | I2C_CR2_RD_WRN | I2C_CR2_START | I2C_CR2_STOP | I2C_CR2_RELOAD | + I2C_CR2_NBYTES | I2C_CR2_AUTOEND | I2C_CR2_HEAD10R, + SlaveAddr | SlaveAddrSize | TransferSize << I2C_POSITION_CR2_NBYTES | EndMode | Request); +} + +/** + * @brief Indicate the value of transfer direction (slave mode). + * @note RESET: Write transfer, Slave enters in receiver mode. + * SET: Read transfer, Slave enters in transmitter mode. + * @rmtoll ISR DIR LL_I2C_GetTransferDirection + * @param I2Cx I2C Instance. + * @retval Returned value can be one of the following values: + * @arg @ref LL_I2C_DIRECTION_WRITE + * @arg @ref LL_I2C_DIRECTION_READ + */ +__STATIC_INLINE uint32_t LL_I2C_GetTransferDirection(I2C_TypeDef *I2Cx) +{ + return (uint32_t)(READ_BIT(I2Cx->ISR, I2C_ISR_DIR)); +} + +/** + * @brief Return the slave matched address. + * @rmtoll ISR ADDCODE LL_I2C_GetAddressMatchCode + * @param I2Cx I2C Instance. + * @retval Value between Min_Data=0x00 and Max_Data=0x3F + */ +__STATIC_INLINE uint32_t LL_I2C_GetAddressMatchCode(I2C_TypeDef *I2Cx) +{ + return (uint32_t)(READ_BIT(I2Cx->ISR, I2C_ISR_ADDCODE) >> I2C_POSITION_ISR_ADDCODE << 1); +} + +/** + * @brief Enable internal comparison of Packet Error byte (transmission or reception mode). + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @note This feature is cleared by hardware when the PEC byte is transferred, or when a STOP condition or an Address Matched is received. + * This bit has no effect when RELOAD bit is set. + * This bit has no effect in device mode when SBC bit is not set. + * @rmtoll CR2 PECBYTE LL_I2C_EnableSMBusPECCompare + * @param I2Cx I2C Instance. + * @retval None + */ +__STATIC_INLINE void LL_I2C_EnableSMBusPECCompare(I2C_TypeDef *I2Cx) +{ + SET_BIT(I2Cx->CR2, I2C_CR2_PECBYTE); +} + +/** + * @brief Check if Packet Error byte internal comparison is requested or not. + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @rmtoll CR2 PECBYTE LL_I2C_IsEnabledSMBusPECCompare + * @param I2Cx I2C Instance. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2C_IsEnabledSMBusPECCompare(I2C_TypeDef *I2Cx) +{ + return (READ_BIT(I2Cx->CR2, I2C_CR2_PECBYTE) == (I2C_CR2_PECBYTE)); +} + +/** + * @brief Get the Packet Error byte calculated. + * @note Macro @ref IS_SMBUS_INSTANCE(I2Cx) can be used to check whether or not + * SMBus feature is supported by the I2Cx Instance. + * @rmtoll PECR PEC LL_I2C_GetSMBusPEC + * @param I2Cx I2C Instance. + * @retval Value between Min_Data=0x00 and Max_Data=0xFF +*/ +__STATIC_INLINE uint32_t LL_I2C_GetSMBusPEC(I2C_TypeDef *I2Cx) +{ + return (uint32_t)(READ_BIT(I2Cx->PECR, I2C_PECR_PEC)); +} + +/** + * @brief Read Receive Data register. + * @rmtoll RXDR RXDATA LL_I2C_ReceiveData8 + * @param I2Cx I2C Instance. + * @retval Value between Min_Data=0x00 and Max_Data=0xFF + */ +__STATIC_INLINE uint8_t LL_I2C_ReceiveData8(I2C_TypeDef *I2Cx) +{ + return (uint8_t)(READ_BIT(I2Cx->RXDR, I2C_RXDR_RXDATA)); +} + +/** + * @brief Write in Transmit Data Register . + * @rmtoll TXDR TXDATA LL_I2C_TransmitData8 + * @param I2Cx I2C Instance. + * @param Data Value between Min_Data=0x00 and Max_Data=0xFF + * @retval None + */ +__STATIC_INLINE void LL_I2C_TransmitData8(I2C_TypeDef *I2Cx, uint8_t Data) +{ + WRITE_REG(I2Cx->TXDR, Data); +} + +/** + * @} + */ + +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup I2C_LL_EF_Init Initialization and de-initialization functions + * @{ + */ + +uint32_t LL_I2C_Init(I2C_TypeDef *I2Cx, LL_I2C_InitTypeDef *I2C_InitStruct); +uint32_t LL_I2C_DeInit(I2C_TypeDef *I2Cx); +void LL_I2C_StructInit(LL_I2C_InitTypeDef *I2C_InitStruct); + + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* I2C1 || I2C2 || I2C3 */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L0xx_LL_I2C_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_iwdg.h b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_iwdg.h new file mode 100644 index 0000000000..2429630ab3 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_iwdg.h @@ -0,0 +1,363 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_iwdg.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief Header file of IWDG LL module. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L0xx_LL_IWDG_H +#define __STM32L0xx_LL_IWDG_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined(IWDG) + +/** @defgroup IWDG_LL IWDG + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ + +/* Private constants ---------------------------------------------------------*/ +/** @defgroup IWDG_LL_Private_Constants IWDG Private Constants + * @{ + */ + +#define LL_IWDG_KEY_RELOAD ((uint32_t)0x0000AAAAU) /*!< IWDG Reload Counter Enable */ +#define LL_IWDG_KEY_ENABLE ((uint32_t)0x0000CCCCU) /*!< IWDG Peripheral Enable */ +#define LL_IWDG_KEY_WR_ACCESS_ENABLE ((uint32_t)0x00005555U) /*!< IWDG KR Write Access Enable */ +#define LL_IWDG_KEY_WR_ACCESS_DISABLE ((uint32_t)0x00000000U) /*!< IWDG KR Write Access Disable */ + +/** + * @} + */ + +/* Private macros ------------------------------------------------------------*/ + +/* Exported types ------------------------------------------------------------*/ +/* Exported constants --------------------------------------------------------*/ +/** @defgroup IWDG_LL_Exported_Constants IWDG Exported Constants + * @{ + */ + +/** @defgroup IWDG_LL_EC_GET_FLAG Get Flags Defines + * @brief Flags defines which can be used with LL_IWDG_ReadReg function + * @{ + */ +#define LL_IWDG_SR_PVU IWDG_SR_PVU /*!< Watchdog prescaler value update */ +#define LL_IWDG_SR_RVU IWDG_SR_RVU /*!< Watchdog counter reload value update */ +#define LL_IWDG_SR_WVU IWDG_SR_WVU /*!< Watchdog counter window value update */ + +/** + * @} + */ + +/** @defgroup IWDG_LL_EC_PRESCALER Prescaler Divider + * @{ + */ +#define LL_IWDG_PRESCALER_4 ((uint32_t)0x00000000U) /*!< Divider by 4 */ +#define LL_IWDG_PRESCALER_8 (IWDG_PR_PR_0) /*!< Divider by 8 */ +#define LL_IWDG_PRESCALER_16 (IWDG_PR_PR_1) /*!< Divider by 16 */ +#define LL_IWDG_PRESCALER_32 (IWDG_PR_PR_1 | IWDG_PR_PR_0) /*!< Divider by 32 */ +#define LL_IWDG_PRESCALER_64 (IWDG_PR_PR_2) /*!< Divider by 64 */ +#define LL_IWDG_PRESCALER_128 (IWDG_PR_PR_2 | IWDG_PR_PR_0) /*!< Divider by 128 */ +#define LL_IWDG_PRESCALER_256 (IWDG_PR_PR_2 | IWDG_PR_PR_1) /*!< Divider by 256 */ +/** + * @} + */ + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/** @defgroup IWDG_LL_Exported_Macros IWDG Exported Macros + * @{ + */ + +/** @defgroup IWDG_LL_EM_WRITE_READ Common Write and read registers Macros + * @{ + */ + +/** + * @brief Write a value in IWDG register + * @param __INSTANCE__ IWDG Instance + * @param __REG__ Register to be written + * @param __VALUE__ Value to be written in the register + * @retval None + */ +#define LL_IWDG_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) + +/** + * @brief Read a value in IWDG register + * @param __INSTANCE__ IWDG Instance + * @param __REG__ Register to be read + * @retval Register value + */ +#define LL_IWDG_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) +/** + * @} + */ + +/** + * @} + */ + + +/* Exported functions --------------------------------------------------------*/ +/** @defgroup IWDG_LL_Exported_Functions IWDG Exported Functions + * @{ + */ +/** @defgroup IWDG_LL_EF_Configuration Configuration + * @{ + */ + +/** + * @brief Start the Independent Watchdog + * @note Except if the hardware watchdog option is selected + * @rmtoll KR KEY LL_IWDG_Enable + * @param IWDGx IWDG Instance + * @retval None + */ +__STATIC_INLINE void LL_IWDG_Enable(IWDG_TypeDef *IWDGx) +{ + WRITE_REG(IWDG->KR, LL_IWDG_KEY_ENABLE); +} + +/** + * @brief Reloads IWDG counter with value defined in the reload register + * @rmtoll KR KEY LL_IWDG_ReloadCounter + * @param IWDGx IWDG Instance + * @retval None + */ +__STATIC_INLINE void LL_IWDG_ReloadCounter(IWDG_TypeDef *IWDGx) +{ + WRITE_REG(IWDG->KR, LL_IWDG_KEY_RELOAD); +} + +/** + * @brief Enable write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers + * @rmtoll KR KEY LL_IWDG_EnableWriteAccess + * @param IWDGx IWDG Instance + * @retval None + */ +__STATIC_INLINE void LL_IWDG_EnableWriteAccess(IWDG_TypeDef *IWDGx) +{ + WRITE_REG(IWDG->KR, LL_IWDG_KEY_WR_ACCESS_ENABLE); +} + +/** + * @brief Disable write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers + * @rmtoll KR KEY LL_IWDG_DisableWriteAccess + * @param IWDGx IWDG Instance + * @retval None + */ +__STATIC_INLINE void LL_IWDG_DisableWriteAccess(IWDG_TypeDef *IWDGx) +{ + WRITE_REG(IWDG->KR, LL_IWDG_KEY_WR_ACCESS_DISABLE); +} + +/** + * @brief Select the prescaler of the IWDG + * @rmtoll PR PR LL_IWDG_SetPrescaler + * @param IWDGx IWDG Instance + * @param Prescaler This parameter can be one of the following values: + * @arg @ref LL_IWDG_PRESCALER_4 + * @arg @ref LL_IWDG_PRESCALER_8 + * @arg @ref LL_IWDG_PRESCALER_16 + * @arg @ref LL_IWDG_PRESCALER_32 + * @arg @ref LL_IWDG_PRESCALER_64 + * @arg @ref LL_IWDG_PRESCALER_128 + * @arg @ref LL_IWDG_PRESCALER_256 + * @retval None + */ +__STATIC_INLINE void LL_IWDG_SetPrescaler(IWDG_TypeDef *IWDGx, uint32_t Prescaler) +{ + WRITE_REG(IWDGx->PR, IWDG_PR_PR & Prescaler); +} + +/** + * @brief Get the selected prescaler of the IWDG + * @rmtoll PR PR LL_IWDG_GetPrescaler + * @param IWDGx IWDG Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_IWDG_PRESCALER_4 + * @arg @ref LL_IWDG_PRESCALER_8 + * @arg @ref LL_IWDG_PRESCALER_16 + * @arg @ref LL_IWDG_PRESCALER_32 + * @arg @ref LL_IWDG_PRESCALER_64 + * @arg @ref LL_IWDG_PRESCALER_128 + * @arg @ref LL_IWDG_PRESCALER_256 + */ +__STATIC_INLINE uint32_t LL_IWDG_GetPrescaler(IWDG_TypeDef *IWDGx) +{ + return (uint32_t)(READ_REG(IWDGx->PR)); +} + +/** + * @brief Specify the IWDG down-counter reload value + * @rmtoll RLR RL LL_IWDG_SetReloadCounter + * @param IWDGx IWDG Instance + * @param Counter Value between Min_Data=0 and Max_Data=0x0FFF + * @retval None + */ +__STATIC_INLINE void LL_IWDG_SetReloadCounter(IWDG_TypeDef *IWDGx, uint32_t Counter) +{ + WRITE_REG(IWDGx->RLR, IWDG_RLR_RL & Counter); +} + +/** + * @brief Get the specified IWDG down-counter reload value + * @rmtoll RLR RL LL_IWDG_GetReloadCounter + * @param IWDGx IWDG Instance + * @retval Value between Min_Data=0 and Max_Data=0x0FFF + */ +__STATIC_INLINE uint32_t LL_IWDG_GetReloadCounter(IWDG_TypeDef *IWDGx) +{ + return (uint32_t)(READ_REG(IWDGx->RLR)); +} + +/** + * @brief Specify high limit of the window value to be compared to the down-counter. + * @rmtoll WINR WIN LL_IWDG_SetWindow + * @param IWDGx IWDG Instance + * @param Window Value between Min_Data=0 and Max_Data=0x0FFF + * @retval None + */ +__STATIC_INLINE void LL_IWDG_SetWindow(IWDG_TypeDef *IWDGx, uint32_t Window) +{ + WRITE_REG(IWDGx->WINR, IWDG_WINR_WIN & Window); +} + +/** + * @brief Get the high limit of the window value specified. + * @rmtoll WINR WIN LL_IWDG_GetWindow + * @param IWDGx IWDG Instance + * @retval Value between Min_Data=0 and Max_Data=0x0FFF + */ +__STATIC_INLINE uint32_t LL_IWDG_GetWindow(IWDG_TypeDef *IWDGx) +{ + return (uint32_t)(READ_REG(IWDGx->WINR)); +} + +/** + * @} + */ + +/** @defgroup IWDG_LL_EF_FLAG_Management FLAG_Management + * @{ + */ + +/** + * @brief Check if flag Prescaler Value Update is set or not + * @rmtoll SR PVU LL_IWDG_IsActiveFlag_PVU + * @param IWDGx IWDG Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_PVU(IWDG_TypeDef *IWDGx) +{ + return (READ_BIT(IWDGx->SR, IWDG_SR_PVU) == (IWDG_SR_PVU)); +} + +/** + * @brief Check if flag Reload Value Update is set or not + * @rmtoll SR RVU LL_IWDG_IsActiveFlag_RVU + * @param IWDGx IWDG Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_RVU(IWDG_TypeDef *IWDGx) +{ + return (READ_BIT(IWDGx->SR, IWDG_SR_RVU) == (IWDG_SR_RVU)); +} + +/** + * @brief Check if flag Window Value Update is set or not + * @rmtoll SR WVU LL_IWDG_IsActiveFlag_WVU + * @param IWDGx IWDG Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_WVU(IWDG_TypeDef *IWDGx) +{ + return (READ_BIT(IWDGx->SR, IWDG_SR_WVU) == (IWDG_SR_WVU)); +} + +/** + * @brief Check if all flags Prescaler, Reload & Window Value Update are reset or not + * @rmtoll SR PVU LL_IWDG_IsReady\n + * SR WVU LL_IWDG_IsReady\n + * SR RVU LL_IWDG_IsReady + * @param IWDGx IWDG Instance + * @retval State of bits (1 or 0). + */ +__STATIC_INLINE uint32_t LL_IWDG_IsReady(IWDG_TypeDef *IWDGx) +{ + return (READ_BIT(IWDGx->SR, IWDG_SR_PVU | IWDG_SR_RVU | IWDG_SR_WVU) == 0U); +} + +/** + * @} + */ + + +/** + * @} + */ + +/** + * @} + */ + +#endif /* IWDG) */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L0xx_LL_IWDG_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_lptim.c b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_lptim.c new file mode 100644 index 0000000000..047daca030 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_lptim.c @@ -0,0 +1,212 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_lptim.c + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief LPTIM LL module driver. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ +#if defined(USE_FULL_LL_DRIVER) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx_ll_lptim.h" +#include "stm32l0xx_ll_bus.h" + +#ifdef USE_FULL_ASSERT + #include "stm32_assert.h" +#else + #define assert_param(expr) ((void)0U) +#endif + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (LPTIM1) || defined (LPTIM2) + +/** @addtogroup LPTIM_LL + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ +/** @addtogroup LPTIM_LL_Private_Macros + * @{ + */ +#define IS_LPTIM_CLOCK_SOURCE(__VALUE__) (((__VALUE__) == LL_LPTIM_CLK_SOURCE_INTERNAL) \ + || ((__VALUE__) == LL_LPTIM_CLK_SOURCE_EXTERNAL)) + +#define IS_LPTIM_CLOCK_PRESCALER(__VALUE__) (((__VALUE__) == LL_LPTIM_PRESCALER_DIV1) \ + || ((__VALUE__) == LL_LPTIM_PRESCALER_DIV2) \ + || ((__VALUE__) == LL_LPTIM_PRESCALER_DIV4) \ + || ((__VALUE__) == LL_LPTIM_PRESCALER_DIV8) \ + || ((__VALUE__) == LL_LPTIM_PRESCALER_DIV16) \ + || ((__VALUE__) == LL_LPTIM_PRESCALER_DIV32) \ + || ((__VALUE__) == LL_LPTIM_PRESCALER_DIV64) \ + || ((__VALUE__) == LL_LPTIM_PRESCALER_DIV128)) + +#define IS_LPTIM_WAVEFORM(__VALUE__) (((__VALUE__) == LL_LPTIM_OUTPUT_WAVEFORM_PWM) \ + || ((__VALUE__) == LL_LPTIM_OUTPUT_WAVEFORM_SETONCE)) + +#define IS_LPTIM_OUTPUT_POLARITY(__VALUE__) (((__VALUE__) == LL_LPTIM_OUTPUT_POLARITY_REGULAR) \ + || ((__VALUE__) == LL_LPTIM_OUTPUT_POLARITY_INVERSE)) +/** + * @} + */ + + +/* Private function prototypes -----------------------------------------------*/ +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup LPTIM_LL_Exported_Functions + * @{ + */ + +/** @addtogroup LPTIM_LL_EF_Init + * @{ + */ + +/** + * @brief Set LPTIMx registers to their reset values. + * @param LPTIMx LP Timer instance + * @retval An ErrorStatus enumeration value: + * - SUCCESS: LPTIMx registers are de-initialized + * - ERROR: invalid LPTIMx instance + */ +ErrorStatus LL_LPTIM_DeInit(LPTIM_TypeDef* LPTIMx) +{ + ErrorStatus result = SUCCESS; + + /* Check the parameters */ + assert_param(IS_LPTIM_INSTANCE(LPTIMx)); + + if (LPTIMx == LPTIM1) + { + LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_LPTIM1); + LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_LPTIM1); + } +#if defined(LPTIM2) + else if (LPTIMx == LPTIM2) + { + LL_APB1_GRP2_ForceReset(LL_APB1_GRP2_PERIPH_LPTIM2); + LL_APB1_GRP2_ReleaseReset(LL_APB1_GRP2_PERIPH_LPTIM2); + } +#endif + else + { + result = ERROR; + } + + return result; +} + +/** + * @brief Set each fields of the LPTIM_InitStruct structure to its default + * value. + * @param LPTIM_InitStruct pointer to a @ref LL_LPTIM_InitTypeDef structure + * @retval None + */ +void LL_LPTIM_StructInit(LL_LPTIM_InitTypeDef* LPTIM_InitStruct) +{ + /* Set the default configuration */ + LPTIM_InitStruct->ClockSource = LL_LPTIM_CLK_SOURCE_INTERNAL; + LPTIM_InitStruct->Prescaler = LL_LPTIM_PRESCALER_DIV1; + LPTIM_InitStruct->Waveform = LL_LPTIM_OUTPUT_WAVEFORM_PWM; + LPTIM_InitStruct->Polarity = LL_LPTIM_OUTPUT_POLARITY_REGULAR; +} + +/** + * @brief Configure the LPTIMx peripheral according to the specified parameters. + * @note LL_LPTIM_Init can only be called when the LPTIM instance is disabled. + * @note LPTIMx can be disabled using unitary function @ref LL_LPTIM_Disable(). + * @param LPTIMx LP Timer Instance + * @param LPTIM_InitStruct pointer to a @ref LL_LPTIM_InitTypeDef structure + * @retval An ErrorStatus enumeration value: + * - SUCCESS: LPTIMx instance has been initialized + * - ERROR: LPTIMx instance hasn't been initialized + */ +ErrorStatus LL_LPTIM_Init(LPTIM_TypeDef * LPTIMx, LL_LPTIM_InitTypeDef* LPTIM_InitStruct) +{ + ErrorStatus result = SUCCESS; + + /* The LPTIMx_CFGR register must only be modified when the LPTIM is disabled + (ENABLE bit is reset to 0). + */ + if (LL_LPTIM_IsEnabled(LPTIMx)) + { + result = ERROR; + } + else + { + /* Check the parameters */ + assert_param(IS_LPTIM_INSTANCE(LPTIMx)); + assert_param(IS_LPTIM_CLOCK_SOURCE(LPTIM_InitStruct->ClockSource)); + assert_param(IS_LPTIM_CLOCK_PRESCALER(LPTIM_InitStruct->Prescaler)); + assert_param(IS_LPTIM_WAVEFORM(LPTIM_InitStruct->Waveform)); + assert_param(IS_LPTIM_OUTPUT_POLARITY(LPTIM_InitStruct->Polarity)); + + /* Set CKSEL bitfield according to ClockSource value */ + /* Set PRESC bitfield according to Prescaler value */ + /* Set WAVE bitfield according to Waveform value */ + /* Set WAVEPOL bitfield according to Polarity value */ + MODIFY_REG(LPTIMx->CFGR, + (LPTIM_CFGR_CKSEL | LPTIM_CFGR_PRESC | LPTIM_CFGR_WAVE| LPTIM_CFGR_WAVPOL), + LPTIM_InitStruct->ClockSource | \ + LPTIM_InitStruct->Prescaler | \ + LPTIM_InitStruct->Waveform | \ + LPTIM_InitStruct->Polarity); + } + + return result; +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined (LPTIM1) || defined (LPTIM2) */ + +/** + * @} + */ + +#endif /* USE_FULL_LL_DRIVER */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_lptim.h b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_lptim.h new file mode 100644 index 0000000000..42c6916ca1 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_lptim.h @@ -0,0 +1,1382 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_lptim.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief Header file of LPTIM LL module. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L0xx_LL_LPTIM_H +#define __STM32L0xx_LL_LPTIM_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ +#if defined (LPTIM1) + +/** @defgroup LPTIM_LL LPTIM + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ + +/* Private constants ---------------------------------------------------------*/ + +/* Private macros ------------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup LPTIM_LL_Private_Macros LPTIM Private Macros + * @{ + */ +/** + * @} + */ +#endif /*USE_FULL_LL_DRIVER*/ + +/* Exported types ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup LPTIM_LL_ES_INIT LPTIM Exported Init structure + * @{ + */ + +/** + * @brief LPTIM Init structure definition + */ +typedef struct +{ + uint32_t ClockSource; /*!< Specifies the source of the clock used by the LPTIM instance. + This parameter can be a value of @ref LPTIM_LL_EC_CLK_SOURCE. + + This feature can be modified afterwards using unitary function @ref LL_LPTIM_SetClockSource().*/ + + uint32_t Prescaler; /*!< Specifies the prescaler division ratio. + This parameter can be a value of @ref LPTIM_LL_EC_PRESCALER. + + This feature can be modified afterwards using using unitary function @ref LL_LPTIM_SetPrescaler().*/ + + uint32_t Waveform; /*!< Specifies the waveform shape. + This parameter can be a value of @ref LPTIM_LL_EC_OUTPUT_WAVEFORM. + + This feature can be modified afterwards using unitary function @ref LL_LPTIM_ConfigOutput().*/ + + uint32_t Polarity; /*!< Specifies waveform polarity. + This parameter can be a value of @ref LPTIM_LL_EC_OUTPUT_POLARITY. + + This feature can be modified afterwards using unitary function @ref LL_LPTIM_ConfigOutput().*/ +} LL_LPTIM_InitTypeDef; + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/* Exported constants --------------------------------------------------------*/ +/** @defgroup LPTIM_LL_Exported_Constants LPTIM Exported Constants + * @{ + */ + +/** @defgroup LPTIM_LL_EC_GET_FLAG Get Flags Defines + * @brief Flags defines which can be used with LL_LPTIM_ReadReg function + * @{ + */ +#define LL_LPTIM_ISR_CMPM LPTIM_ISR_CMPM /*!< Compare match */ +#define LL_LPTIM_ISR_ARRM LPTIM_ISR_ARRM /*!< Autoreload match */ +#define LL_LPTIM_ISR_EXTTRIG LPTIM_ISR_EXTTRIG /*!< External trigger edge event */ +#define LL_LPTIM_ISR_CMPOK LPTIM_ISR_CMPOK /*!< Compare register update OK */ +#define LL_LPTIM_ISR_ARROK LPTIM_ISR_ARROK /*!< Autoreload register update OK */ +#define LL_LPTIM_ISR_UP LPTIM_ISR_UP /*!< Counter direction change down to up */ +#define LL_LPTIM_ISR_DOWN LPTIM_ISR_DOWN /*!< Counter direction change up to down */ +/** + * @} + */ + +/** @defgroup LPTIM_LL_EC_IT IT Defines + * @brief IT defines which can be used with LL_LPTIM_ReadReg and LL_LPTIM_WriteReg functions + * @{ + */ +#define LL_LPTIM_IER_CMPMIE LPTIM_IER_CMPMIE /*!< Compare match Interrupt Enable */ +#define LL_LPTIM_IER_ARRMIE LPTIM_IER_ARRMIE /*!< Autoreload match Interrupt Enable */ +#define LL_LPTIM_IER_EXTTRIGIE LPTIM_IER_EXTTRIGIE /*!< External trigger valid edge Interrupt Enable */ +#define LL_LPTIM_IER_CMPOKIE LPTIM_IER_CMPOKIE /*!< Compare register update OK Interrupt Enable */ +#define LL_LPTIM_IER_ARROKIE LPTIM_IER_ARROKIE /*!< Autoreload register update OK Interrupt Enable */ +#define LL_LPTIM_IER_UPIE LPTIM_IER_UPIE /*!< Direction change to UP Interrupt Enable */ +#define LL_LPTIM_IER_DOWNIE LPTIM_IER_DOWNIE /*!< Direction change to down Interrupt Enable */ +/** + * @} + */ + +/** @defgroup LPTIM_LL_EC_OPERATING_MODE Operating Mode + * @{ + */ +#define LL_LPTIM_OPERATING_MODE_CONTINUOUS LPTIM_CR_CNTSTRT /*!__REG__, (__VALUE__)) + +/** + * @brief Read a value in LPTIM register + * @param __INSTANCE__ LPTIM Instance + * @param __REG__ Register to be read + * @retval Register value + */ +#define LL_LPTIM_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) +/** + * @} + */ + +/** + * @} + */ + + +/* Exported functions --------------------------------------------------------*/ +/** @defgroup LPTIM_LL_Exported_Functions LPTIM Exported Functions + * @{ + */ + +/** @defgroup LPTIM_LL_EF_LPTIM_Configuration LPTIM Configuration + * @{ + */ + +/** + * @brief Enable the LPTIM instance + * @note After setting the ENABLE bit, a delay of two counter clock is needed + * before the LPTIM instance is actually enabled. + * @rmtoll CR ENABLE LL_LPTIM_Enable + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_Enable(LPTIM_TypeDef *LPTIMx) +{ + SET_BIT(LPTIMx->CR, LPTIM_CR_ENABLE); +} + +/** + * @brief Disable the LPTIM instance + * @rmtoll CR ENABLE LL_LPTIM_Disable + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_Disable(LPTIM_TypeDef *LPTIMx) +{ + CLEAR_BIT(LPTIMx->CR, LPTIM_CR_ENABLE); +} + +/** + * @brief Indicates whether the LPTIM instance is enabled. + * @rmtoll CR ENABLE LL_LPTIM_IsEnabled + * @param LPTIMx Low-Power Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPTIM_IsEnabled(LPTIM_TypeDef *LPTIMx) +{ + return (READ_BIT(LPTIMx->CR, LPTIM_CR_ENABLE) == (LPTIM_CR_ENABLE)); +} + +/** + * @brief Starts the LPTIM counter in the desired mode. + * @note LPTIM instance must be enabled before starting the counter. + * @note It is possible to change on the fly from One Shot mode to + * Continuous mode. + * @rmtoll CR CNTSTRT LL_LPTIM_StartCounter\n + * CR SNGSTRT LL_LPTIM_StartCounter + * @param LPTIMx Low-Power Timer instance + * @param OperatingMode This parameter can be one of the following values: + * @arg @ref LL_LPTIM_OPERATING_MODE_CONTINUOUS + * @arg @ref LL_LPTIM_OPERATING_MODE_ONESHOT + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_StartCounter(LPTIM_TypeDef *LPTIMx, uint32_t OperatingMode) +{ + MODIFY_REG(LPTIMx->CR, LPTIM_CR_CNTSTRT | LPTIM_CR_SNGSTRT, OperatingMode); +} + +/** + * @brief Set the LPTIM registers update mode (enable/disable register preload) + * @note This function must be called when the LPTIM instance is disabled. + * @rmtoll CFGR PRELOAD LL_LPTIM_SetUpdateMode + * @param LPTIMx Low-Power Timer instance + * @param UpdateMode This parameter can be one of the following values: + * @arg @ref LL_LPTIM_UPDATE_MODE_IMMEDIATE + * @arg @ref LL_LPTIM_UPDATE_MODE_ENDOFPERIOD + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_SetUpdateMode(LPTIM_TypeDef *LPTIMx, uint32_t UpdateMode) +{ + MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_PRELOAD, UpdateMode); +} + +/** + * @brief Get the LPTIM registers update mode + * @rmtoll CFGR PRELOAD LL_LPTIM_GetUpdateMode + * @param LPTIMx Low-Power Timer instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPTIM_UPDATE_MODE_IMMEDIATE + * @arg @ref LL_LPTIM_UPDATE_MODE_ENDOFPERIOD + */ +__STATIC_INLINE uint32_t LL_LPTIM_GetUpdateMode(LPTIM_TypeDef *LPTIMx) +{ + return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_PRELOAD)); +} + +/** + * @brief Set the auto reload value + * @note The LPTIMx_ARR register content must only be modified when the LPTIM is enabled + * @note After a write to the LPTIMx_ARR register a new write operation to the + * same register can only be performed when the previous write operation + * is completed. Any successive write before the ARROK flag be set, will + * lead to unpredictable results. + * @note autoreload value be strictly greater than the compare value. + * @rmtoll ARR ARR LL_LPTIM_SetAutoReload + * @param LPTIMx Low-Power Timer instance + * @param AutoReload Value between Min_Data=0x00 and Max_Data=0xFFFF + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_SetAutoReload(LPTIM_TypeDef *LPTIMx, uint32_t AutoReload) +{ + MODIFY_REG(LPTIMx->ARR, LPTIM_ARR_ARR, AutoReload); +} + +/** + * @brief Get actual auto reload value + * @rmtoll ARR ARR LL_LPTIM_GetAutoReload + * @param LPTIMx Low-Power Timer instance + * @retval AutoReload Value between Min_Data=0x00 and Max_Data=0xFFFF + */ +__STATIC_INLINE uint32_t LL_LPTIM_GetAutoReload(LPTIM_TypeDef *LPTIMx) +{ + return (uint32_t)(READ_BIT(LPTIMx->ARR, LPTIM_ARR_ARR)); +} + +/** + * @brief Set the compare value + * @note After a write to the LPTIMx_CMP register a new write operation to the + * same register can only be performed when the previous write operation + * is completed. Any successive write before the CMPOK flag be set, will + * lead to unpredictable results. + * @rmtoll CMP CMP LL_LPTIM_SetCompare + * @param LPTIMx Low-Power Timer instance + * @param CompareValue Value between Min_Data=0x00 and Max_Data=0xFFFF + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_SetCompare(LPTIM_TypeDef *LPTIMx, uint32_t CompareValue) +{ + MODIFY_REG(LPTIMx->CMP, LPTIM_CMP_CMP, CompareValue); +} + +/** + * @brief Get actual compare value + * @rmtoll CMP CMP LL_LPTIM_GetCompare + * @param LPTIMx Low-Power Timer instance + * @retval CompareValue Value between Min_Data=0x00 and Max_Data=0xFFFF + */ +__STATIC_INLINE uint32_t LL_LPTIM_GetCompare(LPTIM_TypeDef *LPTIMx) +{ + return (uint32_t)(READ_BIT(LPTIMx->CMP, LPTIM_CMP_CMP)); +} + +/** + * @brief Get actual counter value + * @note When the LPTIM instance is running with an asynchronous clock, reading + * the LPTIMx_CNT register may return unreliable values. So in this case + * it is necessary to perform two consecutive read accesses and verify + * that the two returned values are identical. + * @rmtoll CNT CNT LL_LPTIM_GetCounter + * @param LPTIMx Low-Power Timer instance + * @retval Counter value + */ +__STATIC_INLINE uint32_t LL_LPTIM_GetCounter(LPTIM_TypeDef *LPTIMx) +{ + return (uint32_t)(READ_BIT(LPTIMx->CNT, LPTIM_CNT_CNT)); +} + +/** + * @brief Set the counter mode (selection of the LPTIM counter clock source). + * @note The counter mode can be set only when the LPTIM instance is disabled. + * @rmtoll CFGR COUNTMODE LL_LPTIM_SetCounterMode + * @param LPTIMx Low-Power Timer instance + * @param CounterMode This parameter can be one of the following values: + * @arg @ref LL_LPTIM_COUNTER_MODE_INTERNAL + * @arg @ref LL_LPTIM_COUNTER_MODE_EXTERNAL + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_SetCounterMode(LPTIM_TypeDef *LPTIMx, uint32_t CounterMode) +{ + MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_COUNTMODE, CounterMode); +} + +/** + * @brief Get the counter mode + * @rmtoll CFGR COUNTMODE LL_LPTIM_GetCounterMode + * @param LPTIMx Low-Power Timer instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPTIM_COUNTER_MODE_INTERNAL + * @arg @ref LL_LPTIM_COUNTER_MODE_EXTERNAL + */ +__STATIC_INLINE uint32_t LL_LPTIM_GetCounterMode(LPTIM_TypeDef *LPTIMx) +{ + return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_COUNTMODE)); +} + +/** + * @brief Configure the LPTIM instance output (LPTIMx_OUT) + * @note This function must be called when the LPTIM instance is disabled. + * @note Regarding the LPTIM output polarity the change takes effect + * immediately, so the output default value will change immediately after + * the polarity is re-configured, even before the timer is enabled. + * @rmtoll CFGR WAVE LL_LPTIM_ConfigOutput\n + * CFGR WAVPOL LL_LPTIM_ConfigOutput + * @param LPTIMx Low-Power Timer instance + * @param Waveform This parameter can be one of the following values: + * @arg @ref LL_LPTIM_OUTPUT_WAVEFORM_PWM + * @arg @ref LL_LPTIM_OUTPUT_WAVEFORM_SETONCE + * @param Polarity This parameter can be one of the following values: + * @arg @ref LL_LPTIM_OUTPUT_POLARITY_REGULAR + * @arg @ref LL_LPTIM_OUTPUT_POLARITY_INVERSE + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_ConfigOutput(LPTIM_TypeDef *LPTIMx, uint32_t Waveform, uint32_t Polarity) +{ + MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_WAVE | LPTIM_CFGR_WAVPOL, Waveform | Polarity); +} + +/** + * @brief Set waveform shape + * @rmtoll CFGR WAVE LL_LPTIM_SetWaveform + * @param LPTIMx Low-Power Timer instance + * @param Waveform This parameter can be one of the following values: + * @arg @ref LL_LPTIM_OUTPUT_WAVEFORM_PWM + * @arg @ref LL_LPTIM_OUTPUT_WAVEFORM_SETONCE + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_SetWaveform(LPTIM_TypeDef *LPTIMx, uint32_t Waveform) +{ + MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_WAVE, Waveform); +} + +/** + * @brief Get actual waveform shape + * @rmtoll CFGR WAVE LL_LPTIM_GetWaveform + * @param LPTIMx Low-Power Timer instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPTIM_OUTPUT_WAVEFORM_PWM + * @arg @ref LL_LPTIM_OUTPUT_WAVEFORM_SETONCE + */ +__STATIC_INLINE uint32_t LL_LPTIM_GetWaveform(LPTIM_TypeDef *LPTIMx) +{ + return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_WAVE)); +} + +/** + * @brief Set output polarity + * @rmtoll CFGR WAVPOL LL_LPTIM_SetPolarity + * @param LPTIMx Low-Power Timer instance + * @param Polarity This parameter can be one of the following values: + * @arg @ref LL_LPTIM_OUTPUT_POLARITY_REGULAR + * @arg @ref LL_LPTIM_OUTPUT_POLARITY_INVERSE + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_SetPolarity(LPTIM_TypeDef *LPTIMx, uint32_t Polarity) +{ + MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_WAVPOL, Polarity); +} + +/** + * @brief Get actual output polarity + * @rmtoll CFGR WAVPOL LL_LPTIM_GetPolarity + * @param LPTIMx Low-Power Timer instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPTIM_OUTPUT_POLARITY_REGULAR + * @arg @ref LL_LPTIM_OUTPUT_POLARITY_INVERSE + */ +__STATIC_INLINE uint32_t LL_LPTIM_GetPolarity(LPTIM_TypeDef *LPTIMx) +{ + return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_WAVPOL)); +} + +/** + * @brief Set actual prescaler division ratio. + * @note This function must be called when the LPTIM instance is disabled. + * @note When the LPTIM is configured to be clocked by an internal clock source + * and the LPTIM counter is configured to be updated by active edges + * detected on the LPTIM external Input1, the internal clock provided to + * the LPTIM must be not be prescaled. + * @rmtoll CFGR PRESC LL_LPTIM_SetPrescaler + * @param LPTIMx Low-Power Timer instance + * @param Prescaler This parameter can be one of the following values: + * @arg @ref LL_LPTIM_PRESCALER_DIV1 + * @arg @ref LL_LPTIM_PRESCALER_DIV2 + * @arg @ref LL_LPTIM_PRESCALER_DIV4 + * @arg @ref LL_LPTIM_PRESCALER_DIV8 + * @arg @ref LL_LPTIM_PRESCALER_DIV16 + * @arg @ref LL_LPTIM_PRESCALER_DIV32 + * @arg @ref LL_LPTIM_PRESCALER_DIV64 + * @arg @ref LL_LPTIM_PRESCALER_DIV128 + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_SetPrescaler(LPTIM_TypeDef *LPTIMx, uint32_t Prescaler) +{ + MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_PRESC, Prescaler); +} + +/** + * @brief Get actual prescaler division ratio. + * @rmtoll CFGR PRESC LL_LPTIM_GetPrescaler + * @param LPTIMx Low-Power Timer instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPTIM_PRESCALER_DIV1 + * @arg @ref LL_LPTIM_PRESCALER_DIV2 + * @arg @ref LL_LPTIM_PRESCALER_DIV4 + * @arg @ref LL_LPTIM_PRESCALER_DIV8 + * @arg @ref LL_LPTIM_PRESCALER_DIV16 + * @arg @ref LL_LPTIM_PRESCALER_DIV32 + * @arg @ref LL_LPTIM_PRESCALER_DIV64 + * @arg @ref LL_LPTIM_PRESCALER_DIV128 + */ +__STATIC_INLINE uint32_t LL_LPTIM_GetPrescaler(LPTIM_TypeDef *LPTIMx) +{ + return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_PRESC)); +} + + +/** + * @} + */ + +/** @defgroup LPTIM_LL_EF_Trigger_Configuration Trigger Configuration + * @{ + */ + +/** + * @brief Enable the timeout function + * @note This function must be called when the LPTIM instance is disabled. + * @note The first trigger event will start the timer, any successive trigger + * event will reset the counter and the timer will restart. + * @note The timeout value corresponds to the compare value; if no trigger + * occurs within the expected time frame, the MCU is waked-up by the + * compare match event. + * @rmtoll CFGR TIMOUT LL_LPTIM_EnableTimeout + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_EnableTimeout(LPTIM_TypeDef *LPTIMx) +{ + SET_BIT(LPTIMx->CFGR, LPTIM_CFGR_TIMOUT); +} + +/** + * @brief Disable the timeout function + * @note This function must be called when the LPTIM instance is disabled. + * @note A trigger event arriving when the timer is already started will be + * ignored. + * @rmtoll CFGR TIMOUT LL_LPTIM_DisableTimeout + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_DisableTimeout(LPTIM_TypeDef *LPTIMx) +{ + CLEAR_BIT(LPTIMx->CFGR, LPTIM_CFGR_TIMOUT); +} + +/** + * @brief Indicate whether the timeout function is enabled. + * @rmtoll CFGR TIMOUT LL_LPTIM_IsEnabledTimeout + * @param LPTIMx Low-Power Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPTIM_IsEnabledTimeout(LPTIM_TypeDef *LPTIMx) +{ + return (READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_TIMOUT) == (LPTIM_CFGR_TIMOUT)); +} + +/** + * @brief Start the LPTIM counter + * @note This function must be called when the LPTIM instance is disabled. + * @rmtoll CFGR TRIGEN LL_LPTIM_TrigSw + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_TrigSw(LPTIM_TypeDef *LPTIMx) +{ + CLEAR_BIT(LPTIMx->CFGR, LPTIM_CFGR_TRIGEN); +} + +/** + * @brief Configure the external trigger used as a trigger event for the LPTIM. + * @note This function must be called when the LPTIM instance is disabled. + * @note An internal clock source must be present when a digital filter is + * required for the trigger. + * @rmtoll CFGR TRIGSEL LL_LPTIM_ConfigTrigger\n + * CFGR TRGFLT LL_LPTIM_ConfigTrigger\n + * CFGR TRIGEN LL_LPTIM_ConfigTrigger + * @param LPTIMx Low-Power Timer instance + * @param Source This parameter can be one of the following values: + * @arg @ref LL_LPTIM_TRIG_SOURCE_GPIO + * @arg @ref LL_LPTIM_TRIG_SOURCE_RTCALARMA + * @arg @ref LL_LPTIM_TRIG_SOURCE_RTCALARMB + * @arg @ref LL_LPTIM_TRIG_SOURCE_RTCTAMP1 + * @arg @ref LL_LPTIM_TRIG_SOURCE_RTCTAMP2 + * @arg @ref LL_LPTIM_TRIG_SOURCE_RTCTAMP3 + * @arg @ref LL_LPTIM_TRIG_SOURCE_COMP1 + * @arg @ref LL_LPTIM_TRIG_SOURCE_COMP2 + * @param Filter This parameter can be one of the following values: + * @arg @ref LL_LPTIM_TRIG_FILTER_NONE + * @arg @ref LL_LPTIM_TRIG_FILTER_2 + * @arg @ref LL_LPTIM_TRIG_FILTER_4 + * @arg @ref LL_LPTIM_TRIG_FILTER_8 + * @param Polarity This parameter can be one of the following values: + * @arg @ref LL_LPTIM_TRIG_POLARITY_RISING + * @arg @ref LL_LPTIM_TRIG_POLARITY_FALLING + * @arg @ref LL_LPTIM_TRIG_POLARITY_RISING_FALLING + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_ConfigTrigger(LPTIM_TypeDef *LPTIMx, uint32_t Source, uint32_t Filter, uint32_t Polarity) +{ + MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_TRIGSEL | LPTIM_CFGR_TRGFLT | LPTIM_CFGR_TRIGEN, Source | Filter | Polarity); +} + +/** + * @brief Get actual external trigger source. + * @rmtoll CFGR TRIGSEL LL_LPTIM_GetTriggerSource + * @param LPTIMx Low-Power Timer instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPTIM_TRIG_SOURCE_GPIO + * @arg @ref LL_LPTIM_TRIG_SOURCE_RTCALARMA + * @arg @ref LL_LPTIM_TRIG_SOURCE_RTCALARMB + * @arg @ref LL_LPTIM_TRIG_SOURCE_RTCTAMP1 + * @arg @ref LL_LPTIM_TRIG_SOURCE_RTCTAMP2 + * @arg @ref LL_LPTIM_TRIG_SOURCE_RTCTAMP3 + * @arg @ref LL_LPTIM_TRIG_SOURCE_COMP1 + * @arg @ref LL_LPTIM_TRIG_SOURCE_COMP2 + */ +__STATIC_INLINE uint32_t LL_LPTIM_GetTriggerSource(LPTIM_TypeDef *LPTIMx) +{ + return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_TRIGSEL)); +} + +/** + * @brief Get actual external trigger filter. + * @rmtoll CFGR TRGFLT LL_LPTIM_GetTriggerFilter + * @param LPTIMx Low-Power Timer instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPTIM_TRIG_FILTER_NONE + * @arg @ref LL_LPTIM_TRIG_FILTER_2 + * @arg @ref LL_LPTIM_TRIG_FILTER_4 + * @arg @ref LL_LPTIM_TRIG_FILTER_8 + */ +__STATIC_INLINE uint32_t LL_LPTIM_GetTriggerFilter(LPTIM_TypeDef *LPTIMx) +{ + return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_TRGFLT)); +} + +/** + * @brief Get actual external trigger polarity. + * @rmtoll CFGR TRIGEN LL_LPTIM_GetTriggerPolarity + * @param LPTIMx Low-Power Timer instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPTIM_TRIG_POLARITY_RISING + * @arg @ref LL_LPTIM_TRIG_POLARITY_FALLING + * @arg @ref LL_LPTIM_TRIG_POLARITY_RISING_FALLING + */ +__STATIC_INLINE uint32_t LL_LPTIM_GetTriggerPolarity(LPTIM_TypeDef *LPTIMx) +{ + return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_TRIGEN)); +} + +/** + * @} + */ + +/** @defgroup LPTIM_LL_EF_Clock_Configuration Clock Configuration + * @{ + */ + +/** + * @brief Set the source of the clock used by the LPTIM instance. + * @note This function must be called when the LPTIM instance is disabled. + * @rmtoll CFGR CKSEL LL_LPTIM_SetClockSource + * @param LPTIMx Low-Power Timer instance + * @param ClockSource This parameter can be one of the following values: + * @arg @ref LL_LPTIM_CLK_SOURCE_INTERNAL + * @arg @ref LL_LPTIM_CLK_SOURCE_EXTERNAL + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_SetClockSource(LPTIM_TypeDef *LPTIMx, uint32_t ClockSource) +{ + MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_CKSEL, ClockSource); +} + +/** + * @brief Get actual LPTIM instance clock source. + * @rmtoll CFGR CKSEL LL_LPTIM_GetClockSource + * @param LPTIMx Low-Power Timer instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPTIM_CLK_SOURCE_INTERNAL + * @arg @ref LL_LPTIM_CLK_SOURCE_EXTERNAL + */ +__STATIC_INLINE uint32_t LL_LPTIM_GetClockSource(LPTIM_TypeDef *LPTIMx) +{ + return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_CKSEL)); +} + +/** + * @brief Configure the active edge or edges used by the counter when the LPTIM is clocked by an external clock source. + * @note This function must be called when the LPTIM instance is disabled. + * @note When both external clock signal edges are considered active ones, + * the LPTIM must also be clocked by an internal clock source with a + * frequency equal to at least four times the external clock frequency. + * @note An internal clock source must be present when a digital filter is + * required for external clock. + * @rmtoll CFGR CKFLT LL_LPTIM_ConfigClock\n + * CFGR CKPOL LL_LPTIM_ConfigClock + * @param LPTIMx Low-Power Timer instance + * @param ClockFilter This parameter can be one of the following values: + * @arg @ref LL_LPTIM_CLK_FILTER_NONE + * @arg @ref LL_LPTIM_CLK_FILTER_2 + * @arg @ref LL_LPTIM_CLK_FILTER_4 + * @arg @ref LL_LPTIM_CLK_FILTER_8 + * @param ClockPolarity This parameter can be one of the following values: + * @arg @ref LL_LPTIM_CLK_POLARITY_RISING + * @arg @ref LL_LPTIM_CLK_POLARITY_FALLING + * @arg @ref LL_LPTIM_CLK_POLARITY_RISING_FALLING + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_ConfigClock(LPTIM_TypeDef *LPTIMx, uint32_t ClockFilter, uint32_t ClockPolarity) +{ + MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_CKFLT | LPTIM_CFGR_CKPOL, ClockFilter | ClockPolarity); +} + +/** + * @brief Get actual clock polarity + * @rmtoll CFGR CKPOL LL_LPTIM_GetClockPolarity + * @param LPTIMx Low-Power Timer instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPTIM_CLK_POLARITY_RISING + * @arg @ref LL_LPTIM_CLK_POLARITY_FALLING + * @arg @ref LL_LPTIM_CLK_POLARITY_RISING_FALLING + */ +__STATIC_INLINE uint32_t LL_LPTIM_GetClockPolarity(LPTIM_TypeDef *LPTIMx) +{ + return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_CKPOL)); +} + +/** + * @brief Get actual clock digital filter + * @rmtoll CFGR CKFLT LL_LPTIM_GetClockFilter + * @param LPTIMx Low-Power Timer instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPTIM_CLK_FILTER_NONE + * @arg @ref LL_LPTIM_CLK_FILTER_2 + * @arg @ref LL_LPTIM_CLK_FILTER_4 + * @arg @ref LL_LPTIM_CLK_FILTER_8 + */ +__STATIC_INLINE uint32_t LL_LPTIM_GetClockFilter(LPTIM_TypeDef *LPTIMx) +{ + return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_CKFLT)); +} + +/** + * @} + */ + +/** @defgroup LPTIM_LL_EF_Encoder_Mode Encoder Mode + * @{ + */ + +/** + * @brief Configure the encoder mode. + * @note This function must be called when the LPTIM instance is disabled. + * @rmtoll CFGR CKPOL LL_LPTIM_SetEncoderMode + * @param LPTIMx Low-Power Timer instance + * @param EncoderMode This parameter can be one of the following values: + * @arg @ref LL_LPTIM_ENCODER_MODE_RISING + * @arg @ref LL_LPTIM_ENCODER_MODE_FALLING + * @arg @ref LL_LPTIM_ENCODER_MODE_RISING_FALLING + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_SetEncoderMode(LPTIM_TypeDef *LPTIMx, uint32_t EncoderMode) +{ + MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_CKPOL, EncoderMode); +} + +/** + * @brief Get actual encoder mode. + * @rmtoll CFGR CKPOL LL_LPTIM_GetEncoderMode + * @param LPTIMx Low-Power Timer instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPTIM_ENCODER_MODE_RISING + * @arg @ref LL_LPTIM_ENCODER_MODE_FALLING + * @arg @ref LL_LPTIM_ENCODER_MODE_RISING_FALLING + */ +__STATIC_INLINE uint32_t LL_LPTIM_GetEncoderMode(LPTIM_TypeDef *LPTIMx) +{ + return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_CKPOL)); +} + +/** + * @brief Enable the encoder mode + * @note This function must be called when the LPTIM instance is disabled. + * @note In this mode the LPTIM instance must be clocked by an internal clock + * source. Also, the prescaler division ratio must be equal to 1. + * @note LPTIM instance must be configured in continuous mode prior enabling + * the encoder mode. + * @rmtoll CFGR ENC LL_LPTIM_EnableEncoderMode + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_EnableEncoderMode(LPTIM_TypeDef *LPTIMx) +{ + SET_BIT(LPTIMx->CFGR, LPTIM_CFGR_ENC); +} + +/** + * @brief Disable the encoder mode + * @note This function must be called when the LPTIM instance is disabled. + * @rmtoll CFGR ENC LL_LPTIM_DisableEncoderMode + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_DisableEncoderMode(LPTIM_TypeDef *LPTIMx) +{ + CLEAR_BIT(LPTIMx->CFGR, LPTIM_CFGR_ENC); +} + +/** + * @brief Indicates whether the LPTIM operates in encoder mode. + * @rmtoll CFGR ENC LL_LPTIM_IsEnabledEncoderMode + * @param LPTIMx Low-Power Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPTIM_IsEnabledEncoderMode(LPTIM_TypeDef *LPTIMx) +{ + return (READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_ENC) == (LPTIM_CFGR_ENC)); +} + +/** + * @} + */ + +/** @defgroup LPTIM_LL_EF_FLAG_Management FLAG Management + * @{ + */ + +/** + * @brief Clear the compare match flag (CMPMCF) + * @rmtoll ICR CMPMCF LL_LPTIM_ClearFLAG_CMPM + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_ClearFLAG_CMPM(LPTIM_TypeDef *LPTIMx) +{ + SET_BIT(LPTIMx->ICR, LPTIM_ICR_CMPMCF); +} + +/** + * @brief Inform application whether a compare match interrupt has occurred. + * @rmtoll ISR CMPM LL_LPTIM_IsActiveFlag_CMPM + * @param LPTIMx Low-Power Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPTIM_IsActiveFlag_CMPM(LPTIM_TypeDef *LPTIMx) +{ + return (READ_BIT(LPTIMx->ISR, LPTIM_ISR_CMPM) == (LPTIM_ISR_CMPM)); +} + +/** + * @brief Clear the autoreload match flag (ARRMCF) + * @rmtoll ICR ARRMCF LL_LPTIM_ClearFLAG_ARRM + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_ClearFLAG_ARRM(LPTIM_TypeDef *LPTIMx) +{ + SET_BIT(LPTIMx->ICR, LPTIM_ICR_ARRMCF); +} + +/** + * @brief Inform application whether a autoreload match interrupt has occured. + * @rmtoll ISR ARRM LL_LPTIM_IsActiveFlag_ARRM + * @param LPTIMx Low-Power Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPTIM_IsActiveFlag_ARRM(LPTIM_TypeDef *LPTIMx) +{ + return (READ_BIT(LPTIMx->ISR, LPTIM_ISR_ARRM) == (LPTIM_ISR_ARRM)); +} + +/** + * @brief Clear the external trigger valid edge flag(EXTTRIGCF). + * @rmtoll ICR EXTTRIGCF LL_LPTIM_ClearFlag_EXTTRIG + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_ClearFlag_EXTTRIG(LPTIM_TypeDef *LPTIMx) +{ + SET_BIT(LPTIMx->ICR, LPTIM_ICR_EXTTRIGCF); +} + +/** + * @brief Inform application whether a valid edge on the selected external trigger input has occurred. + * @rmtoll ISR EXTTRIG LL_LPTIM_IsActiveFlag_EXTTRIG + * @param LPTIMx Low-Power Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPTIM_IsActiveFlag_EXTTRIG(LPTIM_TypeDef *LPTIMx) +{ + return (READ_BIT(LPTIMx->ISR, LPTIM_ISR_EXTTRIG) == (LPTIM_ISR_EXTTRIG)); +} + +/** + * @brief Clear the compare register update interrupt flag (CMPOKCF). + * @rmtoll ICR CMPOKCF LL_LPTIM_ClearFlag_CMPOK + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_ClearFlag_CMPOK(LPTIM_TypeDef *LPTIMx) +{ + SET_BIT(LPTIMx->ICR, LPTIM_ICR_CMPOKCF); +} + +/** + * @brief Informs application whether the APB bus write operation to the LPTIMx_CMP register has been successfully completed; If so, a new one can be initiated. + * @rmtoll ISR CMPOK LL_LPTIM_IsActiveFlag_CMPOK + * @param LPTIMx Low-Power Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPTIM_IsActiveFlag_CMPOK(LPTIM_TypeDef *LPTIMx) +{ + return (READ_BIT(LPTIMx->ISR, LPTIM_ISR_CMPOK) == (LPTIM_ISR_CMPOK)); +} + +/** + * @brief Clear the autoreload register update interrupt flag (ARROKCF). + * @rmtoll ICR ARROKCF LL_LPTIM_ClearFlag_ARROK + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_ClearFlag_ARROK(LPTIM_TypeDef *LPTIMx) +{ + SET_BIT(LPTIMx->ICR, LPTIM_ICR_ARROKCF); +} + +/** + * @brief Informs application whether the APB bus write operation to the LPTIMx_ARR register has been successfully completed; If so, a new one can be initiated. + * @rmtoll ISR ARROK LL_LPTIM_IsActiveFlag_ARROK + * @param LPTIMx Low-Power Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPTIM_IsActiveFlag_ARROK(LPTIM_TypeDef *LPTIMx) +{ + return (READ_BIT(LPTIMx->ISR, LPTIM_ISR_ARROK) == (LPTIM_ISR_ARROK)); +} + +/** + * @brief Clear the counter direction change to up interrupt flag (UPCF). + * @rmtoll ICR UPCF LL_LPTIM_ClearFlag_UP + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_ClearFlag_UP(LPTIM_TypeDef *LPTIMx) +{ + SET_BIT(LPTIMx->ICR, LPTIM_ICR_UPCF); +} + +/** + * @brief Informs the application whether the counter direction has changed from down to up (when the LPTIM instance operates in encoder mode). + * @rmtoll ISR UP LL_LPTIM_IsActiveFlag_UP + * @param LPTIMx Low-Power Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPTIM_IsActiveFlag_UP(LPTIM_TypeDef *LPTIMx) +{ + return (READ_BIT(LPTIMx->ISR, LPTIM_ISR_UP) == (LPTIM_ISR_UP)); +} + +/** + * @brief Clear the counter direction change to down interrupt flag (DOWNCF). + * @rmtoll ICR DOWNCF LL_LPTIM_ClearFlag_DOWN + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_ClearFlag_DOWN(LPTIM_TypeDef *LPTIMx) +{ + SET_BIT(LPTIMx->ICR, LPTIM_ICR_DOWNCF); +} + +/** + * @brief Informs the application whether the counter direction has changed from up to down (when the LPTIM instance operates in encoder mode). + * @rmtoll ISR DOWN LL_LPTIM_IsActiveFlag_DOWN + * @param LPTIMx Low-Power Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPTIM_IsActiveFlag_DOWN(LPTIM_TypeDef *LPTIMx) +{ + return (READ_BIT(LPTIMx->ISR, LPTIM_ISR_DOWN) == (LPTIM_ISR_DOWN)); +} + +/** + * @} + */ + +/** @defgroup LPTIM_LL_EF_IT_Management Interrupt Management + * @{ + */ + +/** + * @brief Enable compare match interrupt (CMPMIE). + * @rmtoll IER CMPMIE LL_LPTIM_EnableIT_CMPM + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_EnableIT_CMPM(LPTIM_TypeDef *LPTIMx) +{ + SET_BIT(LPTIMx->IER, LPTIM_IER_CMPMIE); +} + +/** + * @brief Disable compare match interrupt (CMPMIE). + * @rmtoll IER CMPMIE LL_LPTIM_DisableIT_CMPM + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_DisableIT_CMPM(LPTIM_TypeDef *LPTIMx) +{ + CLEAR_BIT(LPTIMx->IER, LPTIM_IER_CMPMIE); +} + +/** + * @brief Indicates whether the compare match interrupt (CMPMIE) is enabled. + * @rmtoll IER CMPMIE LL_LPTIM_IsEnabledIT_CMPM + * @param LPTIMx Low-Power Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPTIM_IsEnabledIT_CMPM(LPTIM_TypeDef *LPTIMx) +{ + return (READ_BIT(LPTIMx->IER, LPTIM_IER_CMPMIE) == (LPTIM_IER_CMPMIE)); +} + +/** + * @brief Enable autoreload match interrupt (ARRMIE). + * @rmtoll IER ARRMIE LL_LPTIM_EnableIT_ARRM + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_EnableIT_ARRM(LPTIM_TypeDef *LPTIMx) +{ + SET_BIT(LPTIMx->IER, LPTIM_IER_ARRMIE); +} + +/** + * @brief Disable autoreload match interrupt (ARRMIE). + * @rmtoll IER ARRMIE LL_LPTIM_DisableIT_ARRM + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_DisableIT_ARRM(LPTIM_TypeDef *LPTIMx) +{ + CLEAR_BIT(LPTIMx->IER, LPTIM_IER_ARRMIE); +} + +/** + * @brief Indicates whether the autoreload match interrupt (ARRMIE) is enabled. + * @rmtoll IER ARRMIE LL_LPTIM_IsEnabledIT_ARRM + * @param LPTIMx Low-Power Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPTIM_IsEnabledIT_ARRM(LPTIM_TypeDef *LPTIMx) +{ + return (READ_BIT(LPTIMx->IER, LPTIM_IER_ARRMIE) == (LPTIM_IER_ARRMIE)); +} + +/** + * @brief Enable external trigger valid edge interrupt (EXTTRIGIE). + * @rmtoll IER EXTTRIGIE LL_LPTIM_EnableIT_EXTTRIG + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_EnableIT_EXTTRIG(LPTIM_TypeDef *LPTIMx) +{ + SET_BIT(LPTIMx->IER, LPTIM_IER_EXTTRIGIE); +} + +/** + * @brief Disable external trigger valid edge interrupt (EXTTRIGIE). + * @rmtoll IER EXTTRIGIE LL_LPTIM_DisableIT_EXTTRIG + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_DisableIT_EXTTRIG(LPTIM_TypeDef *LPTIMx) +{ + CLEAR_BIT(LPTIMx->IER, LPTIM_IER_EXTTRIGIE); +} + +/** + * @brief Indicates external trigger valid edge interrupt (EXTTRIGIE) is enabled. + * @rmtoll IER EXTTRIGIE LL_LPTIM_IsEnabledIT_EXTTRIG + * @param LPTIMx Low-Power Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPTIM_IsEnabledIT_EXTTRIG(LPTIM_TypeDef *LPTIMx) +{ + return (READ_BIT(LPTIMx->IER, LPTIM_IER_EXTTRIGIE) == (LPTIM_IER_EXTTRIGIE)); +} + +/** + * @brief Enable compare register write completed interrupt (CMPOKIE). + * @rmtoll IER CMPOKIE LL_LPTIM_EnableIT_CMPOK + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_EnableIT_CMPOK(LPTIM_TypeDef *LPTIMx) +{ + SET_BIT(LPTIMx->IER, LPTIM_IER_CMPOKIE); +} + +/** + * @brief Disable compare register write completed interrupt (CMPOKIE). + * @rmtoll IER CMPOKIE LL_LPTIM_DisableIT_CMPOK + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_DisableIT_CMPOK(LPTIM_TypeDef *LPTIMx) +{ + CLEAR_BIT(LPTIMx->IER, LPTIM_IER_CMPOKIE); +} + +/** + * @brief Indicates whether the compare register write completed interrupt (CMPOKIE) is enabled. + * @rmtoll IER CMPOKIE LL_LPTIM_IsEnabledIT_CMPOK + * @param LPTIMx Low-Power Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPTIM_IsEnabledIT_CMPOK(LPTIM_TypeDef *LPTIMx) +{ + return (READ_BIT(LPTIMx->IER, LPTIM_IER_CMPOKIE) == (LPTIM_IER_CMPOKIE)); +} + +/** + * @brief Enable autoreload register write completed interrupt (ARROKIE). + * @rmtoll IER ARROKIE LL_LPTIM_EnableIT_ARROK + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_EnableIT_ARROK(LPTIM_TypeDef *LPTIMx) +{ + SET_BIT(LPTIMx->IER, LPTIM_IER_ARROKIE); +} + +/** + * @brief Disable autoreload register write completed interrupt (ARROKIE). + * @rmtoll IER ARROKIE LL_LPTIM_DisableIT_ARROK + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_DisableIT_ARROK(LPTIM_TypeDef *LPTIMx) +{ + CLEAR_BIT(LPTIMx->IER, LPTIM_IER_ARROKIE); +} + +/** + * @brief Indicates whether the autoreload register write completed interrupt (ARROKIE) is enabled. + * @rmtoll IER ARROKIE LL_LPTIM_IsEnabledIT_ARROK + * @param LPTIMx Low-Power Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPTIM_IsEnabledIT_ARROK(LPTIM_TypeDef *LPTIMx) +{ + return (READ_BIT(LPTIMx->IER, LPTIM_IER_ARROKIE) == (LPTIM_IER_ARROKIE)); +} + +/** + * @brief Enable direction change to up interrupt (UPIE). + * @rmtoll IER UPIE LL_LPTIM_EnableIT_UP + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_EnableIT_UP(LPTIM_TypeDef *LPTIMx) +{ + SET_BIT(LPTIMx->IER, LPTIM_IER_UPIE); +} + +/** + * @brief Disable direction change to up interrupt (UPIE). + * @rmtoll IER UPIE LL_LPTIM_DisableIT_UP + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_DisableIT_UP(LPTIM_TypeDef *LPTIMx) +{ + CLEAR_BIT(LPTIMx->IER, LPTIM_IER_UPIE); +} + +/** + * @brief Indicates whether the direction change to up interrupt (UPIE) is enabled. + * @rmtoll IER UPIE LL_LPTIM_IsEnabledIT_UP + * @param LPTIMx Low-Power Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPTIM_IsEnabledIT_UP(LPTIM_TypeDef *LPTIMx) +{ + return (READ_BIT(LPTIMx->IER, LPTIM_IER_UPIE) == (LPTIM_IER_UPIE)); +} + +/** + * @brief Enable direction change to down interrupt (DOWNIE). + * @rmtoll IER DOWNIE LL_LPTIM_EnableIT_DOWN + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_EnableIT_DOWN(LPTIM_TypeDef *LPTIMx) +{ + SET_BIT(LPTIMx->IER, LPTIM_IER_DOWNIE); +} + +/** + * @brief Disable direction change to down interrupt (DOWNIE). + * @rmtoll IER DOWNIE LL_LPTIM_DisableIT_DOWN + * @param LPTIMx Low-Power Timer instance + * @retval None + */ +__STATIC_INLINE void LL_LPTIM_DisableIT_DOWN(LPTIM_TypeDef *LPTIMx) +{ + CLEAR_BIT(LPTIMx->IER, LPTIM_IER_DOWNIE); +} + +/** + * @brief Indicates whether the direction change to down interrupt (DOWNIE) is enabled. + * @rmtoll IER DOWNIE LL_LPTIM_IsEnabledIT_DOWN + * @param LPTIMx Low-Power Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPTIM_IsEnabledIT_DOWN(LPTIM_TypeDef *LPTIMx) +{ + return (READ_BIT(LPTIMx->IER, LPTIM_IER_DOWNIE) == (LPTIM_IER_DOWNIE)); +} + +/** + * @} + */ + +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup LPTIM_LL_EF_Init Initialisation and deinitialisation functions + * @{ + */ + +ErrorStatus LL_LPTIM_DeInit(LPTIM_TypeDef *LPTIMx); +void LL_LPTIM_StructInit(LL_LPTIM_InitTypeDef *LPTIM_InitStruct); +ErrorStatus LL_LPTIM_Init(LPTIM_TypeDef *LPTIMx, LL_LPTIM_InitTypeDef *LPTIM_InitStruct); +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* LPTIM1 */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L0xx_LL_LPTIM_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_lpuart.c b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_lpuart.c new file mode 100644 index 0000000000..ef88e97d51 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_lpuart.c @@ -0,0 +1,259 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_lpuart.c + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief LPUART LL module driver. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ +#if defined(USE_FULL_LL_DRIVER) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx_ll_lpuart.h" +#include "stm32l0xx_ll_rcc.h" +#include "stm32l0xx_ll_bus.h" +#ifdef USE_FULL_ASSERT +#include "stm32_assert.h" +#else +#define assert_param(expr) ((void)0U) +#endif + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (LPUART1) + +/** @addtogroup LPUART_LL + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/** @addtogroup LPUART_LL_Private_Constants + * @{ + */ + +/** + * @} + */ + + +/* Private macros ------------------------------------------------------------*/ +/** @addtogroup LPUART_LL_Private_Macros + * @{ + */ + +/* Check of parameters for configuration of LPUART registers */ + +/* __BAUDRATE__ Depending on constraints applicable for LPUART BRR register */ +/* value : */ +/* - fck must be in the range [3 x baudrate, 4096 x baudrate] */ +/* - LPUART_BRR register value should be >= 0x300 */ +/* - LPUART_BRR register value should be <= 0xFFFFF (20 bits) */ +/* Baudrate specified by the user should belong to [8, 10600000].*/ +#define IS_LL_LPUART_BAUDRATE(__BAUDRATE__) (((__BAUDRATE__) <= 10600000U) && ((__BAUDRATE__) >= 8U)) + +#define IS_LL_LPUART_DIRECTION(__VALUE__) (((__VALUE__) == LL_LPUART_DIRECTION_NONE) \ + || ((__VALUE__) == LL_LPUART_DIRECTION_RX) \ + || ((__VALUE__) == LL_LPUART_DIRECTION_TX) \ + || ((__VALUE__) == LL_LPUART_DIRECTION_TX_RX)) + +#define IS_LL_LPUART_PARITY(__VALUE__) (((__VALUE__) == LL_LPUART_PARITY_NONE) \ + || ((__VALUE__) == LL_LPUART_PARITY_EVEN) \ + || ((__VALUE__) == LL_LPUART_PARITY_ODD)) + +#define IS_LL_LPUART_DATAWIDTH(__VALUE__) (((__VALUE__) == LL_LPUART_DATAWIDTH_7B) \ + || ((__VALUE__) == LL_LPUART_DATAWIDTH_8B) \ + || ((__VALUE__) == LL_LPUART_DATAWIDTH_9B)) + +#define IS_LL_LPUART_STOPBITS(__VALUE__) (((__VALUE__) == LL_LPUART_STOPBITS_1) \ + || ((__VALUE__) == LL_LPUART_STOPBITS_2)) + +#define IS_LL_LPUART_HWCONTROL(__VALUE__) (((__VALUE__) == LL_LPUART_HWCONTROL_NONE) \ + || ((__VALUE__) == LL_LPUART_HWCONTROL_RTS) \ + || ((__VALUE__) == LL_LPUART_HWCONTROL_CTS) \ + || ((__VALUE__) == LL_LPUART_HWCONTROL_RTS_CTS)) + +/** + * @} + */ + +/* Private function prototypes -----------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup LPUART_LL_Exported_Functions + * @{ + */ + +/** @addtogroup LPUART_LL_EF_Init + * @{ + */ + +/** + * @brief De-initialize LPUART registers (Registers restored to their default values). + * @param LPUARTx LPUART Instance + * @retval An ErrorStatus enumeration value: + * - SUCCESS: LPUART registers are de-initialized + * - ERROR: not applicable + */ +ErrorStatus LL_LPUART_DeInit(USART_TypeDef *LPUARTx) +{ + ErrorStatus status = SUCCESS; + + /* Check the parameters */ + assert_param(IS_LPUART_INSTANCE(LPUARTx)); + + /* Force reset of LPUART peripheral */ + LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_LPUART1); + + /* Release reset of LPUART peripheral */ + LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_LPUART1); + + return (status); +} + +/** + * @brief Initialize LPUART registers according to the specified + * parameters in LPUART_InitStruct. + * @note As some bits in LPUART configuration registers can only be written when the LPUART is disabled (USART_CR1_UE bit =0), + * LPUART IP should be in disabled state prior calling this function. Otherwise, ERROR result will be returned. + * @note Baud rate value stored in LPUART_InitStruct BaudRate field, should be valid (different from 0). + * @param LPUARTx LPUART Instance + * @param LPUART_InitStruct pointer to a @ref LL_LPUART_InitTypeDef structure + * that contains the configuration information for the specified LPUART peripheral. + * @retval An ErrorStatus enumeration value: + * - SUCCESS: LPUART registers are initialized according to LPUART_InitStruct content + * - ERROR: Problem occurred during LPUART Registers initialization + */ +ErrorStatus LL_LPUART_Init(USART_TypeDef *LPUARTx, LL_LPUART_InitTypeDef *LPUART_InitStruct) +{ + ErrorStatus status = ERROR; + uint32_t periphclk = LL_RCC_PERIPH_FREQUENCY_NO; + + /* Check the parameters */ + assert_param(IS_LPUART_INSTANCE(LPUARTx)); + assert_param(IS_LL_LPUART_BAUDRATE(LPUART_InitStruct->BaudRate)); + assert_param(IS_LL_LPUART_DATAWIDTH(LPUART_InitStruct->DataWidth)); + assert_param(IS_LL_LPUART_STOPBITS(LPUART_InitStruct->StopBits)); + assert_param(IS_LL_LPUART_PARITY(LPUART_InitStruct->Parity)); + assert_param(IS_LL_LPUART_DIRECTION(LPUART_InitStruct->TransferDirection)); + assert_param(IS_LL_LPUART_HWCONTROL(LPUART_InitStruct->HardwareFlowControl)); + + /* LPUART needs to be in disabled state, in order to be able to configure some bits in + CRx registers. Otherwise (LPUART not in Disabled state) => return ERROR */ + if (LL_LPUART_IsEnabled(LPUARTx) == 0U) + { + /*---------------------------- LPUART CR1 Configuration ----------------------- + * Configure LPUARTx CR1 (LPUART Word Length, Parity and Transfer Direction bits) with parameters: + * - DataWidth: USART_CR1_M bits according to LPUART_InitStruct->DataWidth value + * - Parity: USART_CR1_PCE, USART_CR1_PS bits according to LPUART_InitStruct->Parity value + * - TransferDirection: USART_CR1_TE, USART_CR1_RE bits according to LPUART_InitStruct->TransferDirection value + */ + MODIFY_REG(LPUARTx->CR1, + (USART_CR1_M | USART_CR1_PCE | USART_CR1_PS | USART_CR1_TE | USART_CR1_RE), + (LPUART_InitStruct->DataWidth | LPUART_InitStruct->Parity | LPUART_InitStruct->TransferDirection)); + + /*---------------------------- LPUART CR2 Configuration ----------------------- + * Configure LPUARTx CR2 (Stop bits) with parameters: + * - Stop Bits: USART_CR2_STOP bits according to LPUART_InitStruct->StopBits value. + */ + LL_LPUART_SetStopBitsLength(LPUARTx, LPUART_InitStruct->StopBits); + + /*---------------------------- LPUART CR3 Configuration ----------------------- + * Configure LPUARTx CR3 (Hardware Flow Control) with parameters: + * - HardwareFlowControl: USART_CR3_RTSE, USART_CR3_CTSE bits according to LPUART_InitStruct->HardwareFlowControl value. + */ + LL_LPUART_SetHWFlowCtrl(LPUARTx, LPUART_InitStruct->HardwareFlowControl); + + /*---------------------------- LPUART BRR Configuration ----------------------- + * Retrieve Clock frequency used for LPUART Peripheral + */ + periphclk = LL_RCC_GetLPUARTClockFreq(LL_RCC_LPUART1_CLKSOURCE); + + /* Configure the LPUART Baud Rate : + - valid baud rate value (different from 0) is required + - Peripheral clock as returned by RCC service, should be valid (different from 0). + */ + if ((periphclk != LL_RCC_PERIPH_FREQUENCY_NO) + && (LPUART_InitStruct->BaudRate != 0U)) + { + status = SUCCESS; + LL_LPUART_SetBaudRate(LPUARTx, + periphclk, + LPUART_InitStruct->BaudRate); + } + } + + return (status); +} + +/** + * @brief Set each @ref LL_LPUART_InitTypeDef field to default value. + * @param LPUART_InitStruct pointer to a @ref LL_LPUART_InitTypeDef structure + * whose fields will be set to default values. + * @retval None + */ + +void LL_LPUART_StructInit(LL_LPUART_InitTypeDef *LPUART_InitStruct) +{ + /* Set LPUART_InitStruct fields to default values */ + LPUART_InitStruct->BaudRate = 9600U; + LPUART_InitStruct->DataWidth = LL_LPUART_DATAWIDTH_8B; + LPUART_InitStruct->StopBits = LL_LPUART_STOPBITS_1; + LPUART_InitStruct->Parity = LL_LPUART_PARITY_NONE ; + LPUART_InitStruct->TransferDirection = LL_LPUART_DIRECTION_TX_RX; + LPUART_InitStruct->HardwareFlowControl = LL_LPUART_HWCONTROL_NONE; +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined (LPUART1) */ + +/** + * @} + */ + +#endif /* USE_FULL_LL_DRIVER */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ + diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_lpuart.h b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_lpuart.h new file mode 100644 index 0000000000..da161ad838 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_lpuart.h @@ -0,0 +1,2155 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_lpuart.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief Header file of LPUART LL module. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L0xx_LL_LPUART_H +#define __STM32L0xx_LL_LPUART_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (LPUART1) + +/** @defgroup LPUART_LL LPUART + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ + +/* Private constants ---------------------------------------------------------*/ +/** @defgroup LPUART_LL_Private_Constants LPUART Private Constants + * @{ + */ + +/* Defines used for the bit position in the register and perform offsets*/ +#define LPUART_POSITION_CR1_DEDT (uint32_t)16U +#define LPUART_POSITION_CR1_DEAT (uint32_t)21U +#define LPUART_POSITION_CR2_ADD (uint32_t)24U + +/* Defines used in Baud Rate related macros and corresponding register setting computation */ +#define LPUART_LPUARTDIV_FREQ_MUL (uint32_t)(256U) +#define LPUART_BRR_MASK (uint32_t)(0x000FFFFFU) +#define LPUART_BRR_MIN_VALUE (uint32_t)(0x00000300U) +/** + * @} + */ + + +/* Private macros ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup LPUART_LL_Private_Macros LPUART Private Macros + * @{ + */ +/** + * @} + */ +#endif /*USE_FULL_LL_DRIVER*/ + +/* Exported types ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup LPUART_LL_ES_INIT LPUART Exported Init structures + * @{ + */ + +/** + * @brief LL LPUART Init Structure definition + */ +typedef struct +{ + uint32_t BaudRate; /*!< This field defines expected LPUART communication baud rate. + + This feature can be modified afterwards using unitary function @ref LL_LPUART_SetBaudRate().*/ + + uint32_t DataWidth; /*!< Specifies the number of data bits transmitted or received in a frame. + This parameter can be a value of @ref LPUART_LL_EC_DATAWIDTH. + + This feature can be modified afterwards using unitary function @ref LL_LPUART_SetDataWidth().*/ + + uint32_t StopBits; /*!< Specifies the number of stop bits transmitted. + This parameter can be a value of @ref LPUART_LL_EC_STOPBITS. + + This feature can be modified afterwards using unitary function @ref LL_LPUART_SetStopBitsLength().*/ + + uint32_t Parity; /*!< Specifies the parity mode. + This parameter can be a value of @ref LPUART_LL_EC_PARITY. + + This feature can be modified afterwards using unitary function @ref LL_LPUART_SetParity().*/ + + uint32_t TransferDirection; /*!< Specifies whether the Receive and/or Transmit mode is enabled or disabled. + This parameter can be a value of @ref LPUART_LL_EC_DIRECTION. + + This feature can be modified afterwards using unitary function @ref LL_LPUART_SetTransferDirection().*/ + + uint32_t HardwareFlowControl; /*!< Specifies whether the hardware flow control mode is enabled or disabled. + This parameter can be a value of @ref LPUART_LL_EC_HWCONTROL. + + This feature can be modified afterwards using unitary function @ref LL_LPUART_SetHWFlowCtrl().*/ + +} LL_LPUART_InitTypeDef; + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/* Exported constants --------------------------------------------------------*/ +/** @defgroup LPUART_LL_Exported_Constants LPUART Exported Constants + * @{ + */ + +/** @defgroup LPUART_LL_EC_CLEAR_FLAG Clear Flags Defines + * @brief Flags defines which can be used with LL_LPUART_WriteReg function + * @{ + */ +#define LL_LPUART_ICR_PECF USART_ICR_PECF /*!< Parity error flag */ +#define LL_LPUART_ICR_FECF USART_ICR_FECF /*!< Framing error flag */ +#define LL_LPUART_ICR_NCF USART_ICR_NCF /*!< Noise detected flag */ +#define LL_LPUART_ICR_ORECF USART_ICR_ORECF /*!< Overrun error flag */ +#define LL_LPUART_ICR_IDLECF USART_ICR_IDLECF /*!< Idle line detected flag */ +#define LL_LPUART_ICR_TCCF USART_ICR_TCCF /*!< Transmission complete flag */ +#define LL_LPUART_ICR_CTSCF USART_ICR_CTSCF /*!< CTS flag */ +#define LL_LPUART_ICR_CMCF USART_ICR_CMCF /*!< Character match flag */ +#define LL_LPUART_ICR_WUCF USART_ICR_WUCF /*!< Wakeup from Stop mode flag */ +/** + * @} + */ + +/** @defgroup LPUART_LL_EC_GET_FLAG Get Flags Defines + * @brief Flags defines which can be used with LL_LPUART_ReadReg function + * @{ + */ +#define LL_LPUART_ISR_PE USART_ISR_PE /*!< Parity error flag */ +#define LL_LPUART_ISR_FE USART_ISR_FE /*!< Framing error flag */ +#define LL_LPUART_ISR_NE USART_ISR_NE /*!< Noise detected flag */ +#define LL_LPUART_ISR_ORE USART_ISR_ORE /*!< Overrun error flag */ +#define LL_LPUART_ISR_IDLE USART_ISR_IDLE /*!< Idle line detected flag */ +#define LL_LPUART_ISR_RXNE USART_ISR_RXNE /*!< Read data register not empty flag */ +#define LL_LPUART_ISR_TC USART_ISR_TC /*!< Transmission complete flag */ +#define LL_LPUART_ISR_TXE USART_ISR_TXE /*!< Transmit data register empty flag */ +#define LL_LPUART_ISR_CTSIF USART_ISR_CTSIF /*!< CTS interrupt flag */ +#define LL_LPUART_ISR_CTS USART_ISR_CTS /*!< CTS flag */ +#define LL_LPUART_ISR_BUSY USART_ISR_BUSY /*!< Busy flag */ +#define LL_LPUART_ISR_CMF USART_ISR_CMF /*!< Character match flag */ +#define LL_LPUART_ISR_SBKF USART_ISR_SBKF /*!< Send break flag */ +#define LL_LPUART_ISR_RWU USART_ISR_RWU /*!< Receiver wakeup from Mute mode flag */ +#define LL_LPUART_ISR_WUF USART_ISR_WUF /*!< Wakeup from Stop mode flag */ +#define LL_LPUART_ISR_TEACK USART_ISR_TEACK /*!< Transmit enable acknowledge flag */ +#define LL_LPUART_ISR_REACK USART_ISR_REACK /*!< Receive enable acknowledge flag */ +/** + * @} + */ + +/** @defgroup LPUART_LL_EC_IT IT Defines + * @brief IT defines which can be used with LL_LPUART_ReadReg and LL_LPUART_WriteReg functions + * @{ + */ +#define LL_LPUART_CR1_IDLEIE USART_CR1_IDLEIE /*!< IDLE interrupt enable */ +#define LL_LPUART_CR1_RXNEIE USART_CR1_RXNEIE /*!< Read data register not empty interrupt enable */ +#define LL_LPUART_CR1_TCIE USART_CR1_TCIE /*!< Transmission complete interrupt enable */ +#define LL_LPUART_CR1_TXEIE USART_CR1_TXEIE /*!< Transmit data register empty interrupt enable */ +#define LL_LPUART_CR1_PEIE USART_CR1_PEIE /*!< Parity error */ +#define LL_LPUART_CR1_CMIE USART_CR1_CMIE /*!< Character match interrupt enable */ +#define LL_LPUART_CR3_EIE USART_CR3_EIE /*!< Error interrupt enable */ +#define LL_LPUART_CR3_CTSIE USART_CR3_CTSIE /*!< CTS interrupt enable */ +#define LL_LPUART_CR3_WUFIE USART_CR3_WUFIE /*!< Wakeup from Stop mode interrupt enable */ +/** + * @} + */ + +/** @defgroup LPUART_LL_EC_DIRECTION Direction + * @{ + */ +#define LL_LPUART_DIRECTION_NONE (uint32_t)0x00000000U /*!< Transmitter and Receiver are disabled */ +#define LL_LPUART_DIRECTION_RX USART_CR1_RE /*!< Transmitter is disabled and Receiver is enabled */ +#define LL_LPUART_DIRECTION_TX USART_CR1_TE /*!< Transmitter is enabled and Receiver is disabled */ +#define LL_LPUART_DIRECTION_TX_RX (USART_CR1_TE |USART_CR1_RE) /*!< Transmitter and Receiver are enabled */ +/** + * @} + */ + +/** @defgroup LPUART_LL_EC_PARITY Parity Control + * @{ + */ +#define LL_LPUART_PARITY_NONE (uint32_t)0x00000000U /*!< Parity control disabled */ +#define LL_LPUART_PARITY_EVEN USART_CR1_PCE /*!< Parity control enabled and Even Parity is selected */ +#define LL_LPUART_PARITY_ODD (USART_CR1_PCE | USART_CR1_PS) /*!< Parity control enabled and Odd Parity is selected */ +/** + * @} + */ + +/** @defgroup LPUART_LL_EC_WAKEUP Wakeup + * @{ + */ +#define LL_LPUART_WAKEUP_IDLELINE (uint32_t)0x00000000U /*!< LPUART wake up from Mute mode on Idle Line */ +#define LL_LPUART_WAKEUP_ADDRESSMARK USART_CR1_WAKE /*!< LPUART wake up from Mute mode on Address Mark */ +/** + * @} + */ + +/** @defgroup LPUART_LL_EC_DATAWIDTH Datawidth + * @{ + */ +#define LL_LPUART_DATAWIDTH_7B USART_CR1_M1 /*!< 7 bits word length : Start bit, 7 data bits, n stop bits */ +#define LL_LPUART_DATAWIDTH_8B (uint32_t)0x00000000U /*!< 8 bits word length : Start bit, 8 data bits, n stop bits */ +#define LL_LPUART_DATAWIDTH_9B USART_CR1_M0 /*!< 9 bits word length : Start bit, 9 data bits, n stop bits */ +/** + * @} + */ + +/** @defgroup LPUART_LL_EC_STOPBITS Stop Bits + * @{ + */ +#define LL_LPUART_STOPBITS_1 (uint32_t)0x00000000U /*!< 1 stop bit */ +#define LL_LPUART_STOPBITS_2 USART_CR2_STOP_1 /*!< 2 stop bits */ +/** + * @} + */ + +/** @defgroup LPUART_LL_EC_TXRX TX RX Pins Swap + * @{ + */ +#define LL_LPUART_TXRX_STANDARD (uint32_t)0x00000000U /*!< TX/RX pins are used as defined in standard pinout */ +#define LL_LPUART_TXRX_SWAPPED (USART_CR2_SWAP) /*!< TX and RX pins functions are swapped. */ +/** + * @} + */ + +/** @defgroup LPUART_LL_EC_RXPIN_LEVEL RX Pin Active Level Inversion + * @{ + */ +#define LL_LPUART_RXPIN_LEVEL_STANDARD (uint32_t)0x00000000U /*!< RX pin signal works using the standard logic levels */ +#define LL_LPUART_RXPIN_LEVEL_INVERTED (USART_CR2_RXINV) /*!< RX pin signal values are inverted. */ +/** + * @} + */ + +/** @defgroup LPUART_LL_EC_TXPIN_LEVEL TX Pin Active Level Inversion + * @{ + */ +#define LL_LPUART_TXPIN_LEVEL_STANDARD (uint32_t)0x00000000U /*!< TX pin signal works using the standard logic levels */ +#define LL_LPUART_TXPIN_LEVEL_INVERTED (USART_CR2_TXINV) /*!< TX pin signal values are inverted. */ +/** + * @} + */ + +/** @defgroup LPUART_LL_EC_BINARY_LOGIC Binary Data Inversion + * @{ + */ +#define LL_LPUART_BINARY_LOGIC_POSITIVE (uint32_t)0x00000000U /*!< Logical data from the data register are send/received in positive/direct logic. (1=H, 0=L) */ +#define LL_LPUART_BINARY_LOGIC_NEGATIVE USART_CR2_DATAINV /*!< Logical data from the data register are send/received in negative/inverse logic. (1=L, 0=H). The parity bit is also inverted. */ +/** + * @} + */ + +/** @defgroup LPUART_LL_EC_BITORDER Bit Order + * @{ + */ +#define LL_LPUART_BITORDER_LSBFIRST (uint32_t)0x00000000U /*!< data is transmitted/received with data bit 0 first, following the start bit */ +#define LL_LPUART_BITORDER_MSBFIRST USART_CR2_MSBFIRST /*!< data is transmitted/received with the MSB first, following the start bit */ +/** + * @} + */ + +/** @defgroup LPUART_LL_EC_ADDRESS_DETECT Address Length Detection + * @{ + */ +#define LL_LPUART_ADDRESS_DETECT_4B (uint32_t)0x00000000U /*!< 4-bit address detection method selected */ +#define LL_LPUART_ADDRESS_DETECT_7B USART_CR2_ADDM7 /*!< 7-bit address detection (in 8-bit data mode) method selected */ +/** + * @} + */ + +/** @defgroup LPUART_LL_EC_HWCONTROL Hardware Control + * @{ + */ +#define LL_LPUART_HWCONTROL_NONE (uint32_t)0x00000000U /*!< CTS and RTS hardware flow control disabled */ +#define LL_LPUART_HWCONTROL_RTS USART_CR3_RTSE /*!< RTS output enabled, data is only requested when there is space in the receive buffer */ +#define LL_LPUART_HWCONTROL_CTS USART_CR3_CTSE /*!< CTS mode enabled, data is only transmitted when the nCTS input is asserted (tied to 0) */ +#define LL_LPUART_HWCONTROL_RTS_CTS (USART_CR3_RTSE | USART_CR3_CTSE) /*!< CTS and RTS hardware flow control enabled */ +/** + * @} + */ + +/** @defgroup LPUART_LL_EC_WAKEUP_ON Wakeup Activation + * @{ + */ +#define LL_LPUART_WAKEUP_ON_ADDRESS (uint32_t)0x00000000U /*!< Wake up active on address match */ +#define LL_LPUART_WAKEUP_ON_STARTBIT USART_CR3_WUS_1 /*!< Wake up active on Start bit detection */ +#define LL_LPUART_WAKEUP_ON_RXNE (USART_CR3_WUS_0 | USART_CR3_WUS_1) /*!< Wake up active on RXNE */ +/** + * @} + */ + +/** @defgroup LPUART_LL_EC_DE_POLARITY Driver Enable Polarity + * @{ + */ +#define LL_LPUART_DE_POLARITY_HIGH (uint32_t)0x00000000U /*!< DE signal is active high */ +#define LL_LPUART_DE_POLARITY_LOW USART_CR3_DEP /*!< DE signal is active low */ +/** + * @} + */ + +/** @defgroup LPUART_LL_EC_DMA_REG_DATA DMA Register Data + * @{ + */ +#define LL_LPUART_DMA_REG_DATA_TRANSMIT (uint32_t)0U /*!< Get address of data register used for transmission */ +#define LL_LPUART_DMA_REG_DATA_RECEIVE (uint32_t)1U /*!< Get address of data register used for reception */ +/** + * @} + */ + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/** @defgroup LPUART_LL_Exported_Macros LPUART Exported Macros + * @{ + */ + +/** @defgroup LPUART_LL_EM_WRITE_READ Common Write and read registers Macros + * @{ + */ + +/** + * @brief Write a value in LPUART register + * @param __INSTANCE__ LPUART Instance + * @param __REG__ Register to be written + * @param __VALUE__ Value to be written in the register + * @retval None + */ +#define LL_LPUART_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) + +/** + * @brief Read a value in LPUART register + * @param __INSTANCE__ LPUART Instance + * @param __REG__ Register to be read + * @retval Register value + */ +#define LL_LPUART_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) +/** + * @} + */ + +/** @defgroup LPUART_LL_EM_Exported_Macros_Helper Helper Macros + * @{ + */ + +/** + * @brief Compute LPUARTDIV value according to Peripheral Clock and + * expected Baud Rate (20-bit value of LPUARTDIV is returned) + * @param __PERIPHCLK__ Peripheral Clock frequency used for LPUART Instance + * @param __BAUDRATE__ Baud Rate value to achieve + * @retval LPUARTDIV value to be used for BRR register filling + */ +#define __LL_LPUART_DIV(__PERIPHCLK__, __BAUDRATE__) (((((uint64_t)(__PERIPHCLK__)*LPUART_LPUARTDIV_FREQ_MUL) + ((__BAUDRATE__)/2))/(__BAUDRATE__)) & LPUART_BRR_MASK) + +/** + * @} + */ + +/** + * @} + */ + +/* Exported functions --------------------------------------------------------*/ +/** @defgroup LPUART_LL_Exported_Functions LPUART Exported Functions + * @{ + */ + +/** @defgroup LPUART_LL_EF_Configuration Configuration functions + * @{ + */ + +/** + * @brief LPUART Enable + * @rmtoll CR1 UE LL_LPUART_Enable + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_Enable(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->CR1, USART_CR1_UE); +} + +/** + * @brief LPUART Disable + * @note When LPUART is disabled, LPUART prescalers and outputs are stopped immediately, + * and current operations are discarded. The configuration of the LPUART is kept, but all the status + * flags, in the LPUARTx_ISR are set to their default values. + * @note In order to go into low-power mode without generating errors on the line, + * the TE bit must be reset before and the software must wait + * for the TC bit in the LPUART_ISR to be set before resetting the UE bit. + * The DMA requests are also reset when UE = 0 so the DMA channel must + * be disabled before resetting the UE bit. + * @rmtoll CR1 UE LL_LPUART_Disable + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_Disable(USART_TypeDef *LPUARTx) +{ + CLEAR_BIT(LPUARTx->CR1, USART_CR1_UE); +} + +/** + * @brief Indicate if LPUART is enabled + * @rmtoll CR1 UE LL_LPUART_IsEnabled + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsEnabled(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->CR1, USART_CR1_UE) == (USART_CR1_UE)); +} + +/** + * @brief LPUART enabled in STOP Mode + * @note When this function is enabled, LPUART is able to wake up the MCU from Stop mode, provided that + * LPUART clock selection is HSI or LSE in RCC. + * @rmtoll CR1 UESM LL_LPUART_EnableInStopMode + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_EnableInStopMode(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->CR1, USART_CR1_UESM); +} + +/** + * @brief LPUART disabled in STOP Mode + * @note When this function is disabled, LPUART is not able to wake up the MCU from Stop mode + * @rmtoll CR1 UESM LL_LPUART_DisableInStopMode + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_DisableInStopMode(USART_TypeDef *LPUARTx) +{ + CLEAR_BIT(LPUARTx->CR1, USART_CR1_UESM); +} + +/** + * @brief Indicate if LPUART is enabled in STOP Mode + * (able to wake up MCU from Stop mode or not) + * @rmtoll CR1 UESM LL_LPUART_IsEnabledInStopMode + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsEnabledInStopMode(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->CR1, USART_CR1_UESM) == (USART_CR1_UESM)); +} + +/** + * @brief Receiver Enable (Receiver is enabled and begins searching for a start bit) + * @rmtoll CR1 RE LL_LPUART_EnableDirectionRx + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_EnableDirectionRx(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->CR1, USART_CR1_RE); +} + +/** + * @brief Receiver Disable + * @rmtoll CR1 RE LL_LPUART_DisableDirectionRx + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_DisableDirectionRx(USART_TypeDef *LPUARTx) +{ + CLEAR_BIT(LPUARTx->CR1, USART_CR1_RE); +} + +/** + * @brief Transmitter Enable + * @rmtoll CR1 TE LL_LPUART_EnableDirectionTx + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_EnableDirectionTx(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->CR1, USART_CR1_TE); +} + +/** + * @brief Transmitter Disable + * @rmtoll CR1 TE LL_LPUART_DisableDirectionTx + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_DisableDirectionTx(USART_TypeDef *LPUARTx) +{ + CLEAR_BIT(LPUARTx->CR1, USART_CR1_TE); +} + +/** + * @brief Configure simultaneously enabled/disabled states + * of Transmitter and Receiver + * @rmtoll CR1 RE LL_LPUART_SetTransferDirection\n + * CR1 TE LL_LPUART_SetTransferDirection + * @param LPUARTx LPUART Instance + * @param TransferDirection This parameter can be one of the following values: + * @arg @ref LL_LPUART_DIRECTION_NONE + * @arg @ref LL_LPUART_DIRECTION_RX + * @arg @ref LL_LPUART_DIRECTION_TX + * @arg @ref LL_LPUART_DIRECTION_TX_RX + * @retval None + */ +__STATIC_INLINE void LL_LPUART_SetTransferDirection(USART_TypeDef *LPUARTx, uint32_t TransferDirection) +{ + MODIFY_REG(LPUARTx->CR1, USART_CR1_RE | USART_CR1_TE, TransferDirection); +} + +/** + * @brief Return enabled/disabled states of Transmitter and Receiver + * @rmtoll CR1 RE LL_LPUART_GetTransferDirection\n + * CR1 TE LL_LPUART_GetTransferDirection + * @param LPUARTx LPUART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPUART_DIRECTION_NONE + * @arg @ref LL_LPUART_DIRECTION_RX + * @arg @ref LL_LPUART_DIRECTION_TX + * @arg @ref LL_LPUART_DIRECTION_TX_RX + */ +__STATIC_INLINE uint32_t LL_LPUART_GetTransferDirection(USART_TypeDef *LPUARTx) +{ + return (uint32_t)(READ_BIT(LPUARTx->CR1, USART_CR1_RE | USART_CR1_TE)); +} + +/** + * @brief Configure Parity (enabled/disabled and parity mode if enabled) + * @note This function selects if hardware parity control (generation and detection) is enabled or disabled. + * When the parity control is enabled (Odd or Even), computed parity bit is inserted at the MSB position + * (depending on data width) and parity is checked on the received data. + * @rmtoll CR1 PS LL_LPUART_SetParity\n + * CR1 PCE LL_LPUART_SetParity + * @param LPUARTx LPUART Instance + * @param Parity This parameter can be one of the following values: + * @arg @ref LL_LPUART_PARITY_NONE + * @arg @ref LL_LPUART_PARITY_EVEN + * @arg @ref LL_LPUART_PARITY_ODD + * @retval None + */ +__STATIC_INLINE void LL_LPUART_SetParity(USART_TypeDef *LPUARTx, uint32_t Parity) +{ + MODIFY_REG(LPUARTx->CR1, USART_CR1_PS | USART_CR1_PCE, Parity); +} + +/** + * @brief Return Parity configuration (enabled/disabled and parity mode if enabled) + * @rmtoll CR1 PS LL_LPUART_GetParity\n + * CR1 PCE LL_LPUART_GetParity + * @param LPUARTx LPUART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPUART_PARITY_NONE + * @arg @ref LL_LPUART_PARITY_EVEN + * @arg @ref LL_LPUART_PARITY_ODD + */ +__STATIC_INLINE uint32_t LL_LPUART_GetParity(USART_TypeDef *LPUARTx) +{ + return (uint32_t)(READ_BIT(LPUARTx->CR1, USART_CR1_PS | USART_CR1_PCE)); +} + +/** + * @brief Set Receiver Wake Up method from Mute mode. + * @rmtoll CR1 WAKE LL_LPUART_SetWakeUpMethod + * @param LPUARTx LPUART Instance + * @param Method This parameter can be one of the following values: + * @arg @ref LL_LPUART_WAKEUP_IDLELINE + * @arg @ref LL_LPUART_WAKEUP_ADDRESSMARK + * @retval None + */ +__STATIC_INLINE void LL_LPUART_SetWakeUpMethod(USART_TypeDef *LPUARTx, uint32_t Method) +{ + MODIFY_REG(LPUARTx->CR1, USART_CR1_WAKE, Method); +} + +/** + * @brief Return Receiver Wake Up method from Mute mode + * @rmtoll CR1 WAKE LL_LPUART_GetWakeUpMethod + * @param LPUARTx LPUART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPUART_WAKEUP_IDLELINE + * @arg @ref LL_LPUART_WAKEUP_ADDRESSMARK + */ +__STATIC_INLINE uint32_t LL_LPUART_GetWakeUpMethod(USART_TypeDef *LPUARTx) +{ + return (uint32_t)(READ_BIT(LPUARTx->CR1, USART_CR1_WAKE)); +} + +/** + * @brief Set Word length (nb of data bits, excluding start and stop bits) + * @rmtoll CR1 M LL_LPUART_SetDataWidth + * @param LPUARTx LPUART Instance + * @param DataWidth This parameter can be one of the following values: + * @arg @ref LL_LPUART_DATAWIDTH_7B + * @arg @ref LL_LPUART_DATAWIDTH_8B + * @arg @ref LL_LPUART_DATAWIDTH_9B + * @retval None + */ +__STATIC_INLINE void LL_LPUART_SetDataWidth(USART_TypeDef *LPUARTx, uint32_t DataWidth) +{ + MODIFY_REG(LPUARTx->CR1, USART_CR1_M, DataWidth); +} + +/** + * @brief Return Word length (i.e. nb of data bits, excluding start and stop bits) + * @rmtoll CR1 M LL_LPUART_GetDataWidth + * @param LPUARTx LPUART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPUART_DATAWIDTH_7B + * @arg @ref LL_LPUART_DATAWIDTH_8B + * @arg @ref LL_LPUART_DATAWIDTH_9B + */ +__STATIC_INLINE uint32_t LL_LPUART_GetDataWidth(USART_TypeDef *LPUARTx) +{ + return (uint32_t)(READ_BIT(LPUARTx->CR1, USART_CR1_M)); +} + +/** + * @brief Allow switch between Mute Mode and Active mode + * @rmtoll CR1 MME LL_LPUART_EnableMuteMode + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_EnableMuteMode(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->CR1, USART_CR1_MME); +} + +/** + * @brief Prevent Mute Mode use. Set Receiver in active mode permanently. + * @rmtoll CR1 MME LL_LPUART_DisableMuteMode + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_DisableMuteMode(USART_TypeDef *LPUARTx) +{ + CLEAR_BIT(LPUARTx->CR1, USART_CR1_MME); +} + +/** + * @brief Indicate if switch between Mute Mode and Active mode is allowed + * @rmtoll CR1 MME LL_LPUART_IsEnabledMuteMode + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsEnabledMuteMode(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->CR1, USART_CR1_MME) == (USART_CR1_MME)); +} + +/** + * @brief Set the length of the stop bits + * @rmtoll CR2 STOP LL_LPUART_SetStopBitsLength + * @param LPUARTx LPUART Instance + * @param StopBits This parameter can be one of the following values: + * @arg @ref LL_LPUART_STOPBITS_1 + * @arg @ref LL_LPUART_STOPBITS_2 + * @retval None + */ +__STATIC_INLINE void LL_LPUART_SetStopBitsLength(USART_TypeDef *LPUARTx, uint32_t StopBits) +{ + MODIFY_REG(LPUARTx->CR2, USART_CR2_STOP, StopBits); +} + +/** + * @brief Retrieve the length of the stop bits + * @rmtoll CR2 STOP LL_LPUART_GetStopBitsLength + * @param LPUARTx LPUART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPUART_STOPBITS_1 + * @arg @ref LL_LPUART_STOPBITS_2 + */ +__STATIC_INLINE uint32_t LL_LPUART_GetStopBitsLength(USART_TypeDef *LPUARTx) +{ + return (uint32_t)(READ_BIT(LPUARTx->CR2, USART_CR2_STOP)); +} + +/** + * @brief Configure Character frame format (Datawidth, Parity control, Stop Bits) + * @note Call of this function is equivalent to following function call sequence : + * - Data Width configuration using @ref LL_LPUART_SetDataWidth() function + * - Parity Control and mode configuration using @ref LL_LPUART_SetParity() function + * - Stop bits configuration using @ref LL_LPUART_SetStopBitsLength() function + * @rmtoll CR1 PS LL_LPUART_ConfigCharacter\n + * CR1 PCE LL_LPUART_ConfigCharacter\n + * CR1 M LL_LPUART_ConfigCharacter\n + * CR2 STOP LL_LPUART_ConfigCharacter + * @param LPUARTx LPUART Instance + * @param DataWidth This parameter can be one of the following values: + * @arg @ref LL_LPUART_DATAWIDTH_7B + * @arg @ref LL_LPUART_DATAWIDTH_8B + * @arg @ref LL_LPUART_DATAWIDTH_9B + * @param Parity This parameter can be one of the following values: + * @arg @ref LL_LPUART_PARITY_NONE + * @arg @ref LL_LPUART_PARITY_EVEN + * @arg @ref LL_LPUART_PARITY_ODD + * @param StopBits This parameter can be one of the following values: + * @arg @ref LL_LPUART_STOPBITS_1 + * @arg @ref LL_LPUART_STOPBITS_2 + * @retval None + */ +__STATIC_INLINE void LL_LPUART_ConfigCharacter(USART_TypeDef *LPUARTx, uint32_t DataWidth, uint32_t Parity, + uint32_t StopBits) +{ + MODIFY_REG(LPUARTx->CR1, USART_CR1_PS | USART_CR1_PCE | USART_CR1_M, Parity | DataWidth); + MODIFY_REG(LPUARTx->CR2, USART_CR2_STOP, StopBits); +} + +/** + * @brief Configure TX/RX pins swapping setting. + * @rmtoll CR2 SWAP LL_LPUART_SetTXRXSwap + * @param LPUARTx LPUART Instance + * @param SwapConfig This parameter can be one of the following values: + * @arg @ref LL_LPUART_TXRX_STANDARD + * @arg @ref LL_LPUART_TXRX_SWAPPED + * @retval None + */ +__STATIC_INLINE void LL_LPUART_SetTXRXSwap(USART_TypeDef *LPUARTx, uint32_t SwapConfig) +{ + MODIFY_REG(LPUARTx->CR2, USART_CR2_SWAP, SwapConfig); +} + +/** + * @brief Retrieve TX/RX pins swapping configuration. + * @rmtoll CR2 SWAP LL_LPUART_GetTXRXSwap + * @param LPUARTx LPUART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPUART_TXRX_STANDARD + * @arg @ref LL_LPUART_TXRX_SWAPPED + */ +__STATIC_INLINE uint32_t LL_LPUART_GetTXRXSwap(USART_TypeDef *LPUARTx) +{ + return (uint32_t)(READ_BIT(LPUARTx->CR2, USART_CR2_SWAP)); +} + +/** + * @brief Configure RX pin active level logic + * @rmtoll CR2 RXINV LL_LPUART_SetRXPinLevel + * @param LPUARTx LPUART Instance + * @param PinInvMethod This parameter can be one of the following values: + * @arg @ref LL_LPUART_RXPIN_LEVEL_STANDARD + * @arg @ref LL_LPUART_RXPIN_LEVEL_INVERTED + * @retval None + */ +__STATIC_INLINE void LL_LPUART_SetRXPinLevel(USART_TypeDef *LPUARTx, uint32_t PinInvMethod) +{ + MODIFY_REG(LPUARTx->CR2, USART_CR2_RXINV, PinInvMethod); +} + +/** + * @brief Retrieve RX pin active level logic configuration + * @rmtoll CR2 RXINV LL_LPUART_GetRXPinLevel + * @param LPUARTx LPUART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPUART_RXPIN_LEVEL_STANDARD + * @arg @ref LL_LPUART_RXPIN_LEVEL_INVERTED + */ +__STATIC_INLINE uint32_t LL_LPUART_GetRXPinLevel(USART_TypeDef *LPUARTx) +{ + return (uint32_t)(READ_BIT(LPUARTx->CR2, USART_CR2_RXINV)); +} + +/** + * @brief Configure TX pin active level logic + * @rmtoll CR2 TXINV LL_LPUART_SetTXPinLevel + * @param LPUARTx LPUART Instance + * @param PinInvMethod This parameter can be one of the following values: + * @arg @ref LL_LPUART_TXPIN_LEVEL_STANDARD + * @arg @ref LL_LPUART_TXPIN_LEVEL_INVERTED + * @retval None + */ +__STATIC_INLINE void LL_LPUART_SetTXPinLevel(USART_TypeDef *LPUARTx, uint32_t PinInvMethod) +{ + MODIFY_REG(LPUARTx->CR2, USART_CR2_TXINV, PinInvMethod); +} + +/** + * @brief Retrieve TX pin active level logic configuration + * @rmtoll CR2 TXINV LL_LPUART_GetTXPinLevel + * @param LPUARTx LPUART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPUART_TXPIN_LEVEL_STANDARD + * @arg @ref LL_LPUART_TXPIN_LEVEL_INVERTED + */ +__STATIC_INLINE uint32_t LL_LPUART_GetTXPinLevel(USART_TypeDef *LPUARTx) +{ + return (uint32_t)(READ_BIT(LPUARTx->CR2, USART_CR2_TXINV)); +} + +/** + * @brief Configure Binary data logic. + * + * @note Allow to define how Logical data from the data register are send/received : + * either in positive/direct logic (1=H, 0=L) or in negative/inverse logic (1=L, 0=H) + * @rmtoll CR2 DATAINV LL_LPUART_SetBinaryDataLogic + * @param LPUARTx LPUART Instance + * @param DataLogic This parameter can be one of the following values: + * @arg @ref LL_LPUART_BINARY_LOGIC_POSITIVE + * @arg @ref LL_LPUART_BINARY_LOGIC_NEGATIVE + * @retval None + */ +__STATIC_INLINE void LL_LPUART_SetBinaryDataLogic(USART_TypeDef *LPUARTx, uint32_t DataLogic) +{ + MODIFY_REG(LPUARTx->CR2, USART_CR2_DATAINV, DataLogic); +} + +/** + * @brief Retrieve Binary data configuration + * @rmtoll CR2 DATAINV LL_LPUART_GetBinaryDataLogic + * @param LPUARTx LPUART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPUART_BINARY_LOGIC_POSITIVE + * @arg @ref LL_LPUART_BINARY_LOGIC_NEGATIVE + */ +__STATIC_INLINE uint32_t LL_LPUART_GetBinaryDataLogic(USART_TypeDef *LPUARTx) +{ + return (uint32_t)(READ_BIT(LPUARTx->CR2, USART_CR2_DATAINV)); +} + +/** + * @brief Configure transfer bit order (either Less or Most Significant Bit First) + * @note MSB First means data is transmitted/received with the MSB first, following the start bit. + * LSB First means data is transmitted/received with data bit 0 first, following the start bit. + * @rmtoll CR2 MSBFIRST LL_LPUART_SetTransferBitOrder + * @param LPUARTx LPUART Instance + * @param BitOrder This parameter can be one of the following values: + * @arg @ref LL_LPUART_BITORDER_LSBFIRST + * @arg @ref LL_LPUART_BITORDER_MSBFIRST + * @retval None + */ +__STATIC_INLINE void LL_LPUART_SetTransferBitOrder(USART_TypeDef *LPUARTx, uint32_t BitOrder) +{ + MODIFY_REG(LPUARTx->CR2, USART_CR2_MSBFIRST, BitOrder); +} + +/** + * @brief Return transfer bit order (either Less or Most Significant Bit First) + * @note MSB First means data is transmitted/received with the MSB first, following the start bit. + * LSB First means data is transmitted/received with data bit 0 first, following the start bit. + * @rmtoll CR2 MSBFIRST LL_LPUART_GetTransferBitOrder + * @param LPUARTx LPUART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPUART_BITORDER_LSBFIRST + * @arg @ref LL_LPUART_BITORDER_MSBFIRST + */ +__STATIC_INLINE uint32_t LL_LPUART_GetTransferBitOrder(USART_TypeDef *LPUARTx) +{ + return (uint32_t)(READ_BIT(LPUARTx->CR2, USART_CR2_MSBFIRST)); +} + +/** + * @brief Set Address of the LPUART node. + * @note This is used in multiprocessor communication during Mute mode or Stop mode, + * for wake up with address mark detection. + * @note 4bits address node is used when 4-bit Address Detection is selected in ADDM7. + * (b7-b4 should be set to 0) + * 8bits address node is used when 7-bit Address Detection is selected in ADDM7. + * (This is used in multiprocessor communication during Mute mode or Stop mode, + * for wake up with 7-bit address mark detection. + * The MSB of the character sent by the transmitter should be equal to 1. + * It may also be used for character detection during normal reception, + * Mute mode inactive (for example, end of block detection in ModBus protocol). + * In this case, the whole received character (8-bit) is compared to the ADD[7:0] + * value and CMF flag is set on match) + * @rmtoll CR2 ADD LL_LPUART_ConfigNodeAddress\n + * CR2 ADDM7 LL_LPUART_ConfigNodeAddress + * @param LPUARTx LPUART Instance + * @param AddressLen This parameter can be one of the following values: + * @arg @ref LL_LPUART_ADDRESS_DETECT_4B + * @arg @ref LL_LPUART_ADDRESS_DETECT_7B + * @param NodeAddress 4 or 7 bit Address of the LPUART node. + * @retval None + */ +__STATIC_INLINE void LL_LPUART_ConfigNodeAddress(USART_TypeDef *LPUARTx, uint32_t AddressLen, uint32_t NodeAddress) +{ + MODIFY_REG(LPUARTx->CR2, USART_CR2_ADD | USART_CR2_ADDM7, + (uint32_t)(AddressLen | (NodeAddress << LPUART_POSITION_CR2_ADD))); +} + +/** + * @brief Return 8 bit Address of the LPUART node as set in ADD field of CR2. + * @note If 4-bit Address Detection is selected in ADDM7, + * only 4bits (b3-b0) of returned value are relevant (b31-b4 are not relevant) + * If 7-bit Address Detection is selected in ADDM7, + * only 8bits (b7-b0) of returned value are relevant (b31-b8 are not relevant) + * @rmtoll CR2 ADD LL_LPUART_GetNodeAddress + * @param LPUARTx LPUART Instance + * @retval Address of the LPUART node (Value between Min_Data=0 and Max_Data=255) + */ +__STATIC_INLINE uint32_t LL_LPUART_GetNodeAddress(USART_TypeDef *LPUARTx) +{ + return (uint32_t)(READ_BIT(LPUARTx->CR2, USART_CR2_ADD) >> LPUART_POSITION_CR2_ADD); +} + +/** + * @brief Return Length of Node Address used in Address Detection mode (7-bit or 4-bit) + * @rmtoll CR2 ADDM7 LL_LPUART_GetNodeAddressLen + * @param LPUARTx LPUART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPUART_ADDRESS_DETECT_4B + * @arg @ref LL_LPUART_ADDRESS_DETECT_7B + */ +__STATIC_INLINE uint32_t LL_LPUART_GetNodeAddressLen(USART_TypeDef *LPUARTx) +{ + return (uint32_t)(READ_BIT(LPUARTx->CR2, USART_CR2_ADDM7)); +} + +/** + * @brief Enable RTS HW Flow Control + * @rmtoll CR3 RTSE LL_LPUART_EnableRTSHWFlowCtrl + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_EnableRTSHWFlowCtrl(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->CR3, USART_CR3_RTSE); +} + +/** + * @brief Disable RTS HW Flow Control + * @rmtoll CR3 RTSE LL_LPUART_DisableRTSHWFlowCtrl + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_DisableRTSHWFlowCtrl(USART_TypeDef *LPUARTx) +{ + CLEAR_BIT(LPUARTx->CR3, USART_CR3_RTSE); +} + +/** + * @brief Enable CTS HW Flow Control + * @rmtoll CR3 CTSE LL_LPUART_EnableCTSHWFlowCtrl + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_EnableCTSHWFlowCtrl(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->CR3, USART_CR3_CTSE); +} + +/** + * @brief Disable CTS HW Flow Control + * @rmtoll CR3 CTSE LL_LPUART_DisableCTSHWFlowCtrl + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_DisableCTSHWFlowCtrl(USART_TypeDef *LPUARTx) +{ + CLEAR_BIT(LPUARTx->CR3, USART_CR3_CTSE); +} + +/** + * @brief Configure HW Flow Control mode (both CTS and RTS) + * @rmtoll CR3 RTSE LL_LPUART_SetHWFlowCtrl\n + * CR3 CTSE LL_LPUART_SetHWFlowCtrl + * @param LPUARTx LPUART Instance + * @param HardwareFlowControl This parameter can be one of the following values: + * @arg @ref LL_LPUART_HWCONTROL_NONE + * @arg @ref LL_LPUART_HWCONTROL_RTS + * @arg @ref LL_LPUART_HWCONTROL_CTS + * @arg @ref LL_LPUART_HWCONTROL_RTS_CTS + * @retval None + */ +__STATIC_INLINE void LL_LPUART_SetHWFlowCtrl(USART_TypeDef *LPUARTx, uint32_t HardwareFlowControl) +{ + MODIFY_REG(LPUARTx->CR3, USART_CR3_RTSE | USART_CR3_CTSE, HardwareFlowControl); +} + +/** + * @brief Return HW Flow Control configuration (both CTS and RTS) + * @rmtoll CR3 RTSE LL_LPUART_GetHWFlowCtrl\n + * CR3 CTSE LL_LPUART_GetHWFlowCtrl + * @param LPUARTx LPUART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPUART_HWCONTROL_NONE + * @arg @ref LL_LPUART_HWCONTROL_RTS + * @arg @ref LL_LPUART_HWCONTROL_CTS + * @arg @ref LL_LPUART_HWCONTROL_RTS_CTS + */ +__STATIC_INLINE uint32_t LL_LPUART_GetHWFlowCtrl(USART_TypeDef *LPUARTx) +{ + return (uint32_t)(READ_BIT(LPUARTx->CR3, USART_CR3_RTSE | USART_CR3_CTSE)); +} + +/** + * @brief Enable Overrun detection + * @rmtoll CR3 OVRDIS LL_LPUART_EnableOverrunDetect + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_EnableOverrunDetect(USART_TypeDef *LPUARTx) +{ + CLEAR_BIT(LPUARTx->CR3, USART_CR3_OVRDIS); +} + +/** + * @brief Disable Overrun detection + * @rmtoll CR3 OVRDIS LL_LPUART_DisableOverrunDetect + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_DisableOverrunDetect(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->CR3, USART_CR3_OVRDIS); +} + +/** + * @brief Indicate if Overrun detection is enabled + * @rmtoll CR3 OVRDIS LL_LPUART_IsEnabledOverrunDetect + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsEnabledOverrunDetect(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->CR3, USART_CR3_OVRDIS) != USART_CR3_OVRDIS); +} + +/** + * @brief Select event type for Wake UP Interrupt Flag (WUS[1:0] bits) + * @rmtoll CR3 WUS LL_LPUART_SetWKUPType + * @param LPUARTx LPUART Instance + * @param Type This parameter can be one of the following values: + * @arg @ref LL_LPUART_WAKEUP_ON_ADDRESS + * @arg @ref LL_LPUART_WAKEUP_ON_STARTBIT + * @arg @ref LL_LPUART_WAKEUP_ON_RXNE + * @retval None + */ +__STATIC_INLINE void LL_LPUART_SetWKUPType(USART_TypeDef *LPUARTx, uint32_t Type) +{ + MODIFY_REG(LPUARTx->CR3, USART_CR3_WUS, Type); +} + +/** + * @brief Return event type for Wake UP Interrupt Flag (WUS[1:0] bits) + * @rmtoll CR3 WUS LL_LPUART_GetWKUPType + * @param LPUARTx LPUART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPUART_WAKEUP_ON_ADDRESS + * @arg @ref LL_LPUART_WAKEUP_ON_STARTBIT + * @arg @ref LL_LPUART_WAKEUP_ON_RXNE + */ +__STATIC_INLINE uint32_t LL_LPUART_GetWKUPType(USART_TypeDef *LPUARTx) +{ + return (uint32_t)(READ_BIT(LPUARTx->CR3, USART_CR3_WUS)); +} + +/** + * @brief Configure LPUART BRR register for achieving expected Baud Rate value. + * + * @note Compute and set LPUARTDIV value in BRR Register (full BRR content) + * according to used Peripheral Clock and expected Baud Rate values + * @note Peripheral clock and Baud Rate values provided as function parameters should be valid + * (Baud rate value != 0). + * @note Provided that LPUARTx_BRR must be > = 0x300 and LPUART_BRR is 20-bit, + * a care should be taken when generating high baud rates using high PeriphClk + * values. PeriphClk must be in the range [3 x BaudRate, 4096 x BaudRate]. + * @rmtoll BRR BRR LL_LPUART_SetBaudRate + * @param LPUARTx LPUART Instance + * @param PeriphClk Peripheral Clock + * @param BaudRate Baud Rate + * @retval None + */ +__STATIC_INLINE void LL_LPUART_SetBaudRate(USART_TypeDef *LPUARTx, uint32_t PeriphClk, uint32_t BaudRate) +{ + LPUARTx->BRR = __LL_LPUART_DIV(PeriphClk, BaudRate); +} + +/** + * @brief Return current Baud Rate value, according to LPUARTDIV present in BRR register + * (full BRR content), and to used Peripheral Clock values + * @note In case of non-initialized or invalid value stored in BRR register, value 0 will be returned. + * @rmtoll BRR BRR LL_LPUART_GetBaudRate + * @param LPUARTx LPUART Instance + * @param PeriphClk Peripheral Clock + * @retval Baud Rate + */ +__STATIC_INLINE uint32_t LL_LPUART_GetBaudRate(USART_TypeDef *LPUARTx, uint32_t PeriphClk) +{ + register uint32_t lpuartdiv = 0x0U; + register uint32_t brrresult = 0x0U; + + lpuartdiv = LPUARTx->BRR & LPUART_BRR_MASK; + + if (lpuartdiv >= LPUART_BRR_MIN_VALUE) + { + brrresult = (uint32_t)(((uint64_t)(PeriphClk) * LPUART_LPUARTDIV_FREQ_MUL) / lpuartdiv); + } + + return (brrresult); +} + +/** + * @} + */ + +/** @defgroup LPUART_LL_EF_Configuration_HalfDuplex Configuration functions related to Half Duplex feature + * @{ + */ + +/** + * @brief Enable Single Wire Half-Duplex mode + * @rmtoll CR3 HDSEL LL_LPUART_EnableHalfDuplex + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_EnableHalfDuplex(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->CR3, USART_CR3_HDSEL); +} + +/** + * @brief Disable Single Wire Half-Duplex mode + * @rmtoll CR3 HDSEL LL_LPUART_DisableHalfDuplex + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_DisableHalfDuplex(USART_TypeDef *LPUARTx) +{ + CLEAR_BIT(LPUARTx->CR3, USART_CR3_HDSEL); +} + +/** + * @brief Indicate if Single Wire Half-Duplex mode is enabled + * @rmtoll CR3 HDSEL LL_LPUART_IsEnabledHalfDuplex + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsEnabledHalfDuplex(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->CR3, USART_CR3_HDSEL) == (USART_CR3_HDSEL)); +} + +/** + * @} + */ + +/** @defgroup LPUART_LL_EF_Configuration_DE Configuration functions related to Driver Enable feature + * @{ + */ + +/** + * @brief Set DEDT (Driver Enable De-Assertion Time), Time value expressed on 5 bits ([4:0] bits). + * @rmtoll CR1 DEDT LL_LPUART_SetDEDeassertionTime + * @param LPUARTx LPUART Instance + * @param Time Value between Min_Data=0 and Max_Data=31 + * @retval None + */ +__STATIC_INLINE void LL_LPUART_SetDEDeassertionTime(USART_TypeDef *LPUARTx, uint32_t Time) +{ + MODIFY_REG(LPUARTx->CR1, USART_CR1_DEDT, Time << LPUART_POSITION_CR1_DEDT); +} + +/** + * @brief Return DEDT (Driver Enable De-Assertion Time) + * @rmtoll CR1 DEDT LL_LPUART_GetDEDeassertionTime + * @param LPUARTx LPUART Instance + * @retval Time value expressed on 5 bits ([4:0] bits) : c + */ +__STATIC_INLINE uint32_t LL_LPUART_GetDEDeassertionTime(USART_TypeDef *LPUARTx) +{ + return (uint32_t)(READ_BIT(LPUARTx->CR1, USART_CR1_DEDT) >> LPUART_POSITION_CR1_DEDT); +} + +/** + * @brief Set DEAT (Driver Enable Assertion Time), Time value expressed on 5 bits ([4:0] bits). + * @rmtoll CR1 DEAT LL_LPUART_SetDEAssertionTime + * @param LPUARTx LPUART Instance + * @param Time Value between Min_Data=0 and Max_Data=31 + * @retval None + */ +__STATIC_INLINE void LL_LPUART_SetDEAssertionTime(USART_TypeDef *LPUARTx, uint32_t Time) +{ + MODIFY_REG(LPUARTx->CR1, USART_CR1_DEAT, Time << LPUART_POSITION_CR1_DEAT); +} + +/** + * @brief Return DEAT (Driver Enable Assertion Time) + * @rmtoll CR1 DEAT LL_LPUART_GetDEAssertionTime + * @param LPUARTx LPUART Instance + * @retval Time value expressed on 5 bits ([4:0] bits) : Time Value between Min_Data=0 and Max_Data=31 + */ +__STATIC_INLINE uint32_t LL_LPUART_GetDEAssertionTime(USART_TypeDef *LPUARTx) +{ + return (uint32_t)(READ_BIT(LPUARTx->CR1, USART_CR1_DEAT) >> LPUART_POSITION_CR1_DEAT); +} + +/** + * @brief Enable Driver Enable (DE) Mode + * @rmtoll CR3 DEM LL_LPUART_EnableDEMode + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_EnableDEMode(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->CR3, USART_CR3_DEM); +} + +/** + * @brief Disable Driver Enable (DE) Mode + * @rmtoll CR3 DEM LL_LPUART_DisableDEMode + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_DisableDEMode(USART_TypeDef *LPUARTx) +{ + CLEAR_BIT(LPUARTx->CR3, USART_CR3_DEM); +} + +/** + * @brief Indicate if Driver Enable (DE) Mode is enabled + * @rmtoll CR3 DEM LL_LPUART_IsEnabledDEMode + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsEnabledDEMode(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->CR3, USART_CR3_DEM) == (USART_CR3_DEM)); +} + +/** + * @brief Select Driver Enable Polarity + * @rmtoll CR3 DEP LL_LPUART_SetDESignalPolarity + * @param LPUARTx LPUART Instance + * @param Polarity This parameter can be one of the following values: + * @arg @ref LL_LPUART_DE_POLARITY_HIGH + * @arg @ref LL_LPUART_DE_POLARITY_LOW + * @retval None + */ +__STATIC_INLINE void LL_LPUART_SetDESignalPolarity(USART_TypeDef *LPUARTx, uint32_t Polarity) +{ + MODIFY_REG(LPUARTx->CR3, USART_CR3_DEP, Polarity); +} + +/** + * @brief Return Driver Enable Polarity + * @rmtoll CR3 DEP LL_LPUART_GetDESignalPolarity + * @param LPUARTx LPUART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_LPUART_DE_POLARITY_HIGH + * @arg @ref LL_LPUART_DE_POLARITY_LOW + */ +__STATIC_INLINE uint32_t LL_LPUART_GetDESignalPolarity(USART_TypeDef *LPUARTx) +{ + return (uint32_t)(READ_BIT(LPUARTx->CR3, USART_CR3_DEP)); +} + +/** + * @} + */ + +/** @defgroup LPUART_LL_EF_FLAG_Management FLAG_Management + * @{ + */ + +/** + * @brief Check if the LPUART Parity Error Flag is set or not + * @rmtoll ISR PE LL_LPUART_IsActiveFlag_PE + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsActiveFlag_PE(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->ISR, USART_ISR_PE) == (USART_ISR_PE)); +} + +/** + * @brief Check if the LPUART Framing Error Flag is set or not + * @rmtoll ISR FE LL_LPUART_IsActiveFlag_FE + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsActiveFlag_FE(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->ISR, USART_ISR_FE) == (USART_ISR_FE)); +} + +/** + * @brief Check if the LPUART Noise detected Flag is set or not + * @rmtoll ISR NE LL_LPUART_IsActiveFlag_NE + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsActiveFlag_NE(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->ISR, USART_ISR_NE) == (USART_ISR_NE)); +} + +/** + * @brief Check if the LPUART OverRun Error Flag is set or not + * @rmtoll ISR ORE LL_LPUART_IsActiveFlag_ORE + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsActiveFlag_ORE(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->ISR, USART_ISR_ORE) == (USART_ISR_ORE)); +} + +/** + * @brief Check if the LPUART IDLE line detected Flag is set or not + * @rmtoll ISR IDLE LL_LPUART_IsActiveFlag_IDLE + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsActiveFlag_IDLE(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->ISR, USART_ISR_IDLE) == (USART_ISR_IDLE)); +} + +/** + * @brief Check if the LPUART Read Data Register Not Empty Flag is set or not + * @rmtoll ISR RXNE LL_LPUART_IsActiveFlag_RXNE + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsActiveFlag_RXNE(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->ISR, USART_ISR_RXNE) == (USART_ISR_RXNE)); +} + +/** + * @brief Check if the LPUART Transmission Complete Flag is set or not + * @rmtoll ISR TC LL_LPUART_IsActiveFlag_TC + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsActiveFlag_TC(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->ISR, USART_ISR_TC) == (USART_ISR_TC)); +} + +/** + * @brief Check if the LPUART Transmit Data Register Empty Flag is set or not + * @rmtoll ISR TXE LL_LPUART_IsActiveFlag_TXE + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsActiveFlag_TXE(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->ISR, USART_ISR_TXE) == (USART_ISR_TXE)); +} + +/** + * @brief Check if the LPUART CTS interrupt Flag is set or not + * @rmtoll ISR CTSIF LL_LPUART_IsActiveFlag_nCTS + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsActiveFlag_nCTS(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->ISR, USART_ISR_CTSIF) == (USART_ISR_CTSIF)); +} + +/** + * @brief Check if the LPUART CTS Flag is set or not + * @rmtoll ISR CTS LL_LPUART_IsActiveFlag_CTS + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsActiveFlag_CTS(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->ISR, USART_ISR_CTS) == (USART_ISR_CTS)); +} + +/** + * @brief Check if the LPUART Busy Flag is set or not + * @rmtoll ISR BUSY LL_LPUART_IsActiveFlag_BUSY + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsActiveFlag_BUSY(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->ISR, USART_ISR_BUSY) == (USART_ISR_BUSY)); +} + +/** + * @brief Check if the LPUART Character Match Flag is set or not + * @rmtoll ISR CMF LL_LPUART_IsActiveFlag_CM + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsActiveFlag_CM(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->ISR, USART_ISR_CMF) == (USART_ISR_CMF)); +} + +/** + * @brief Check if the LPUART Send Break Flag is set or not + * @rmtoll ISR SBKF LL_LPUART_IsActiveFlag_SBK + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsActiveFlag_SBK(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->ISR, USART_ISR_SBKF) == (USART_ISR_SBKF)); +} + +/** + * @brief Check if the LPUART Receive Wake Up from mute mode Flag is set or not + * @rmtoll ISR RWU LL_LPUART_IsActiveFlag_RWU + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsActiveFlag_RWU(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->ISR, USART_ISR_RWU) == (USART_ISR_RWU)); +} + +/** + * @brief Check if the LPUART Wake Up from stop mode Flag is set or not + * @rmtoll ISR WUF LL_LPUART_IsActiveFlag_WKUP + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsActiveFlag_WKUP(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->ISR, USART_ISR_WUF) == (USART_ISR_WUF)); +} + +/** + * @brief Check if the LPUART Transmit Enable Acknowledge Flag is set or not + * @rmtoll ISR TEACK LL_LPUART_IsActiveFlag_TEACK + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsActiveFlag_TEACK(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->ISR, USART_ISR_TEACK) == (USART_ISR_TEACK)); +} + +/** + * @brief Check if the LPUART Receive Enable Acknowledge Flag is set or not + * @rmtoll ISR REACK LL_LPUART_IsActiveFlag_REACK + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsActiveFlag_REACK(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->ISR, USART_ISR_REACK) == (USART_ISR_REACK)); +} + +/** + * @brief Clear Parity Error Flag + * @rmtoll ICR PECF LL_LPUART_ClearFlag_PE + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_ClearFlag_PE(USART_TypeDef *LPUARTx) +{ + WRITE_REG(LPUARTx->ICR, USART_ICR_PECF); +} + +/** + * @brief Clear Framing Error Flag + * @rmtoll ICR FECF LL_LPUART_ClearFlag_FE + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_ClearFlag_FE(USART_TypeDef *LPUARTx) +{ + WRITE_REG(LPUARTx->ICR, USART_ICR_FECF); +} + +/** + * @brief Clear Noise detected Flag + * @rmtoll ICR NCF LL_LPUART_ClearFlag_NE + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_ClearFlag_NE(USART_TypeDef *LPUARTx) +{ + WRITE_REG(LPUARTx->ICR, USART_ICR_NCF); +} + +/** + * @brief Clear OverRun Error Flag + * @rmtoll ICR ORECF LL_LPUART_ClearFlag_ORE + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_ClearFlag_ORE(USART_TypeDef *LPUARTx) +{ + WRITE_REG(LPUARTx->ICR, USART_ICR_ORECF); +} + +/** + * @brief Clear IDLE line detected Flag + * @rmtoll ICR IDLECF LL_LPUART_ClearFlag_IDLE + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_ClearFlag_IDLE(USART_TypeDef *LPUARTx) +{ + WRITE_REG(LPUARTx->ICR, USART_ICR_IDLECF); +} + +/** + * @brief Clear Transmission Complete Flag + * @rmtoll ICR TCCF LL_LPUART_ClearFlag_TC + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_ClearFlag_TC(USART_TypeDef *LPUARTx) +{ + WRITE_REG(LPUARTx->ICR, USART_ICR_TCCF); +} + +/** + * @brief Clear CTS Interrupt Flag + * @rmtoll ICR CTSCF LL_LPUART_ClearFlag_nCTS + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_ClearFlag_nCTS(USART_TypeDef *LPUARTx) +{ + WRITE_REG(LPUARTx->ICR, USART_ICR_CTSCF); +} + +/** + * @brief Clear Character Match Flag + * @rmtoll ICR CMCF LL_LPUART_ClearFlag_CM + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_ClearFlag_CM(USART_TypeDef *LPUARTx) +{ + WRITE_REG(LPUARTx->ICR, USART_ICR_CMCF); +} + +/** + * @brief Clear Wake Up from stop mode Flag + * @rmtoll ICR WUCF LL_LPUART_ClearFlag_WKUP + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_ClearFlag_WKUP(USART_TypeDef *LPUARTx) +{ + WRITE_REG(LPUARTx->ICR, USART_ICR_WUCF); +} + +/** + * @} + */ + +/** @defgroup LPUART_LL_EF_IT_Management IT_Management + * @{ + */ + +/** + * @brief Enable IDLE Interrupt + * @rmtoll CR1 IDLEIE LL_LPUART_EnableIT_IDLE + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_EnableIT_IDLE(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->CR1, USART_CR1_IDLEIE); +} + +/** + * @brief Enable RX Not Empty Interrupt + * @rmtoll CR1 RXNEIE LL_LPUART_EnableIT_RXNE + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_EnableIT_RXNE(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->CR1, USART_CR1_RXNEIE); +} + +/** + * @brief Enable Transmission Complete Interrupt + * @rmtoll CR1 TCIE LL_LPUART_EnableIT_TC + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_EnableIT_TC(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->CR1, USART_CR1_TCIE); +} + +/** + * @brief Enable TX Empty Interrupt + * @rmtoll CR1 TXEIE LL_LPUART_EnableIT_TXE + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_EnableIT_TXE(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->CR1, USART_CR1_TXEIE); +} + +/** + * @brief Enable Parity Error Interrupt + * @rmtoll CR1 PEIE LL_LPUART_EnableIT_PE + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_EnableIT_PE(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->CR1, USART_CR1_PEIE); +} + +/** + * @brief Enable Character Match Interrupt + * @rmtoll CR1 CMIE LL_LPUART_EnableIT_CM + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_EnableIT_CM(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->CR1, USART_CR1_CMIE); +} + +/** + * @brief Enable Error Interrupt + * @note When set, Error Interrupt Enable Bit is enabling interrupt generation in case of a framing + * error, overrun error or noise flag (FE=1 or ORE=1 or NF=1 in the LPUARTx_ISR register). + * - 0: Interrupt is inhibited + * - 1: An interrupt is generated when FE=1 or ORE=1 or NF=1 in the LPUARTx_ISR register. + * @rmtoll CR3 EIE LL_LPUART_EnableIT_ERROR + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_EnableIT_ERROR(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->CR3, USART_CR3_EIE); +} + +/** + * @brief Enable CTS Interrupt + * @rmtoll CR3 CTSIE LL_LPUART_EnableIT_CTS + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_EnableIT_CTS(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->CR3, USART_CR3_CTSIE); +} + +/** + * @brief Enable Wake Up from Stop Mode Interrupt + * @rmtoll CR3 WUFIE LL_LPUART_EnableIT_WKUP + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_EnableIT_WKUP(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->CR3, USART_CR3_WUFIE); +} + +/** + * @brief Disable IDLE Interrupt + * @rmtoll CR1 IDLEIE LL_LPUART_DisableIT_IDLE + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_DisableIT_IDLE(USART_TypeDef *LPUARTx) +{ + CLEAR_BIT(LPUARTx->CR1, USART_CR1_IDLEIE); +} + +/** + * @brief Disable RX Not Empty Interrupt + * @rmtoll CR1 RXNEIE LL_LPUART_DisableIT_RXNE + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_DisableIT_RXNE(USART_TypeDef *LPUARTx) +{ + CLEAR_BIT(LPUARTx->CR1, USART_CR1_RXNEIE); +} + +/** + * @brief Disable Transmission Complete Interrupt + * @rmtoll CR1 TCIE LL_LPUART_DisableIT_TC + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_DisableIT_TC(USART_TypeDef *LPUARTx) +{ + CLEAR_BIT(LPUARTx->CR1, USART_CR1_TCIE); +} + +/** + * @brief Disable TX Empty Interrupt + * @rmtoll CR1 TXEIE LL_LPUART_DisableIT_TXE + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_DisableIT_TXE(USART_TypeDef *LPUARTx) +{ + CLEAR_BIT(LPUARTx->CR1, USART_CR1_TXEIE); +} + +/** + * @brief Disable Parity Error Interrupt + * @rmtoll CR1 PEIE LL_LPUART_DisableIT_PE + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_DisableIT_PE(USART_TypeDef *LPUARTx) +{ + CLEAR_BIT(LPUARTx->CR1, USART_CR1_PEIE); +} + +/** + * @brief Disable Character Match Interrupt + * @rmtoll CR1 CMIE LL_LPUART_DisableIT_CM + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_DisableIT_CM(USART_TypeDef *LPUARTx) +{ + CLEAR_BIT(LPUARTx->CR1, USART_CR1_CMIE); +} + +/** + * @brief Disable Error Interrupt + * @note When set, Error Interrupt Enable Bit is enabling interrupt generation in case of a framing + * error, overrun error or noise flag (FE=1 or ORE=1 or NF=1 in the LPUARTx_ISR register). + * - 0: Interrupt is inhibited + * - 1: An interrupt is generated when FE=1 or ORE=1 or NF=1 in the LPUARTx_ISR register. + * @rmtoll CR3 EIE LL_LPUART_DisableIT_ERROR + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_DisableIT_ERROR(USART_TypeDef *LPUARTx) +{ + CLEAR_BIT(LPUARTx->CR3, USART_CR3_EIE); +} + +/** + * @brief Disable CTS Interrupt + * @rmtoll CR3 CTSIE LL_LPUART_DisableIT_CTS + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_DisableIT_CTS(USART_TypeDef *LPUARTx) +{ + CLEAR_BIT(LPUARTx->CR3, USART_CR3_CTSIE); +} + +/** + * @brief Disable Wake Up from Stop Mode Interrupt + * @rmtoll CR3 WUFIE LL_LPUART_DisableIT_WKUP + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_DisableIT_WKUP(USART_TypeDef *LPUARTx) +{ + CLEAR_BIT(LPUARTx->CR3, USART_CR3_WUFIE); +} + +/** + * @brief Check if the LPUART IDLE Interrupt source is enabled or disabled. + * @rmtoll CR1 IDLEIE LL_LPUART_IsEnabledIT_IDLE + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsEnabledIT_IDLE(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->CR1, USART_CR1_IDLEIE) == (USART_CR1_IDLEIE)); +} + +/** + * @brief Check if the LPUART RX Not Empty Interrupt is enabled or disabled. + * @rmtoll CR1 RXNEIE LL_LPUART_IsEnabledIT_RXNE + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsEnabledIT_RXNE(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->CR1, USART_CR1_RXNEIE) == (USART_CR1_RXNEIE)); +} + +/** + * @brief Check if the LPUART Transmission Complete Interrupt is enabled or disabled. + * @rmtoll CR1 TCIE LL_LPUART_IsEnabledIT_TC + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsEnabledIT_TC(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->CR1, USART_CR1_TCIE) == (USART_CR1_TCIE)); +} + +/** + * @brief Check if the LPUART TX Empty Interrupt is enabled or disabled. + * @rmtoll CR1 TXEIE LL_LPUART_IsEnabledIT_TXE + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsEnabledIT_TXE(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->CR1, USART_CR1_TXEIE) == (USART_CR1_TXEIE)); +} + +/** + * @brief Check if the LPUART Parity Error Interrupt is enabled or disabled. + * @rmtoll CR1 PEIE LL_LPUART_IsEnabledIT_PE + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsEnabledIT_PE(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->CR1, USART_CR1_PEIE) == (USART_CR1_PEIE)); +} + +/** + * @brief Check if the LPUART Character Match Interrupt is enabled or disabled. + * @rmtoll CR1 CMIE LL_LPUART_IsEnabledIT_CM + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsEnabledIT_CM(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->CR1, USART_CR1_CMIE) == (USART_CR1_CMIE)); +} + +/** + * @brief Check if the LPUART Error Interrupt is enabled or disabled. + * @rmtoll CR3 EIE LL_LPUART_IsEnabledIT_ERROR + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsEnabledIT_ERROR(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->CR3, USART_CR3_EIE) == (USART_CR3_EIE)); +} + +/** + * @brief Check if the LPUART CTS Interrupt is enabled or disabled. + * @rmtoll CR3 CTSIE LL_LPUART_IsEnabledIT_CTS + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsEnabledIT_CTS(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->CR3, USART_CR3_CTSIE) == (USART_CR3_CTSIE)); +} + +/** + * @brief Check if the LPUART Wake Up from Stop Mode Interrupt is enabled or disabled. + * @rmtoll CR3 WUFIE LL_LPUART_IsEnabledIT_WKUP + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsEnabledIT_WKUP(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->CR3, USART_CR3_WUFIE) == (USART_CR3_WUFIE)); +} + +/** + * @} + */ + +/** @defgroup LPUART_LL_EF_DMA_Management DMA_Management + * @{ + */ + +/** + * @brief Enable DMA Mode for reception + * @rmtoll CR3 DMAR LL_LPUART_EnableDMAReq_RX + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_EnableDMAReq_RX(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->CR3, USART_CR3_DMAR); +} + +/** + * @brief Disable DMA Mode for reception + * @rmtoll CR3 DMAR LL_LPUART_DisableDMAReq_RX + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_DisableDMAReq_RX(USART_TypeDef *LPUARTx) +{ + CLEAR_BIT(LPUARTx->CR3, USART_CR3_DMAR); +} + +/** + * @brief Check if DMA Mode is enabled for reception + * @rmtoll CR3 DMAR LL_LPUART_IsEnabledDMAReq_RX + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsEnabledDMAReq_RX(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->CR3, USART_CR3_DMAR) == (USART_CR3_DMAR)); +} + +/** + * @brief Enable DMA Mode for transmission + * @rmtoll CR3 DMAT LL_LPUART_EnableDMAReq_TX + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_EnableDMAReq_TX(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->CR3, USART_CR3_DMAT); +} + +/** + * @brief Disable DMA Mode for transmission + * @rmtoll CR3 DMAT LL_LPUART_DisableDMAReq_TX + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_DisableDMAReq_TX(USART_TypeDef *LPUARTx) +{ + CLEAR_BIT(LPUARTx->CR3, USART_CR3_DMAT); +} + +/** + * @brief Check if DMA Mode is enabled for transmission + * @rmtoll CR3 DMAT LL_LPUART_IsEnabledDMAReq_TX + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsEnabledDMAReq_TX(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->CR3, USART_CR3_DMAT) == (USART_CR3_DMAT)); +} + +/** + * @brief Enable DMA Disabling on Reception Error + * @rmtoll CR3 DDRE LL_LPUART_EnableDMADeactOnRxErr + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_EnableDMADeactOnRxErr(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->CR3, USART_CR3_DDRE); +} + +/** + * @brief Disable DMA Disabling on Reception Error + * @rmtoll CR3 DDRE LL_LPUART_DisableDMADeactOnRxErr + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_DisableDMADeactOnRxErr(USART_TypeDef *LPUARTx) +{ + CLEAR_BIT(LPUARTx->CR3, USART_CR3_DDRE); +} + +/** + * @brief Indicate if DMA Disabling on Reception Error is disabled + * @rmtoll CR3 DDRE LL_LPUART_IsEnabledDMADeactOnRxErr + * @param LPUARTx LPUART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_LPUART_IsEnabledDMADeactOnRxErr(USART_TypeDef *LPUARTx) +{ + return (READ_BIT(LPUARTx->CR3, USART_CR3_DDRE) == (USART_CR3_DDRE)); +} + +/** + * @brief Get the LPUART data register address used for DMA transfer + * @rmtoll RDR RDR LL_LPUART_DMA_GetRegAddr\n + * @rmtoll TDR TDR LL_LPUART_DMA_GetRegAddr + * @param LPUARTx LPUART Instance + * @param Direction This parameter can be one of the following values: + * @arg @ref LL_LPUART_DMA_REG_DATA_TRANSMIT + * @arg @ref LL_LPUART_DMA_REG_DATA_RECEIVE + * @retval Address of data register + */ +__STATIC_INLINE uint32_t LL_LPUART_DMA_GetRegAddr(USART_TypeDef *LPUARTx, uint32_t Direction) +{ + register uint32_t data_reg_addr = 0U; + + if (Direction == LL_LPUART_DMA_REG_DATA_TRANSMIT) + { + /* return address of TDR register */ + data_reg_addr = (uint32_t) &(LPUARTx->TDR); + } + else + { + /* return address of RDR register */ + data_reg_addr = (uint32_t) &(LPUARTx->RDR); + } + + return data_reg_addr; +} + +/** + * @} + */ + +/** @defgroup LPUART_LL_EF_Data_Management Data_Management + * @{ + */ + +/** + * @brief Read Receiver Data register (Receive Data value, 8 bits) + * @rmtoll RDR RDR LL_LPUART_ReceiveData8 + * @param LPUARTx LPUART Instance + * @retval Time Value between Min_Data=0x00 and Max_Data=0xFF + */ +__STATIC_INLINE uint8_t LL_LPUART_ReceiveData8(USART_TypeDef *LPUARTx) +{ + return (uint8_t)(READ_BIT(LPUARTx->RDR, USART_RDR_RDR)); +} + +/** + * @brief Read Receiver Data register (Receive Data value, 9 bits) + * @rmtoll RDR RDR LL_LPUART_ReceiveData9 + * @param LPUARTx LPUART Instance + * @retval Time Value between Min_Data=0x00 and Max_Data=0x1FF + */ +__STATIC_INLINE uint16_t LL_LPUART_ReceiveData9(USART_TypeDef *LPUARTx) +{ + return (uint16_t)(READ_BIT(LPUARTx->RDR, USART_RDR_RDR)); +} + +/** + * @brief Write in Transmitter Data Register (Transmit Data value, 8 bits) + * @rmtoll TDR TDR LL_LPUART_TransmitData8 + * @param LPUARTx LPUART Instance + * @param Value between Min_Data=0x00 and Max_Data=0xFF + * @retval None + */ +__STATIC_INLINE void LL_LPUART_TransmitData8(USART_TypeDef *LPUARTx, uint8_t Value) +{ + LPUARTx->TDR = Value; +} + +/** + * @brief Write in Transmitter Data Register (Transmit Data value, 9 bits) + * @rmtoll TDR TDR LL_LPUART_TransmitData9 + * @param LPUARTx LPUART Instance + * @param Value between Min_Data=0x00 and Max_Data=0x1FF + * @retval None + */ +__STATIC_INLINE void LL_LPUART_TransmitData9(USART_TypeDef *LPUARTx, uint16_t Value) +{ + LPUARTx->TDR = Value & 0x1FFU; +} + +/** + * @} + */ + +/** @defgroup LPUART_LL_EF_Execution Execution + * @{ + */ + +/** + * @brief Request Break sending + * @rmtoll RQR SBKRQ LL_LPUART_RequestBreakSending + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_RequestBreakSending(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->RQR, USART_RQR_SBKRQ); +} + +/** + * @brief Put LPUART in mute mode and set the RWU flag + * @rmtoll RQR MMRQ LL_LPUART_RequestEnterMuteMode + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_RequestEnterMuteMode(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->RQR, USART_RQR_MMRQ); +} + +/** + * @brief Request a Receive Data flush + * @rmtoll RQR RXFRQ LL_LPUART_RequestRxDataFlush + * @param LPUARTx LPUART Instance + * @retval None + */ +__STATIC_INLINE void LL_LPUART_RequestRxDataFlush(USART_TypeDef *LPUARTx) +{ + SET_BIT(LPUARTx->RQR, USART_RQR_RXFRQ); +} + +/** + * @} + */ + +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup LPUART_LL_EF_Init Initialization and de-initialization functions + * @{ + */ +ErrorStatus LL_LPUART_DeInit(USART_TypeDef *LPUARTx); +ErrorStatus LL_LPUART_Init(USART_TypeDef *LPUARTx, LL_LPUART_InitTypeDef *LPUART_InitStruct); +void LL_LPUART_StructInit(LL_LPUART_InitTypeDef *LPUART_InitStruct); +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* LPUART1 */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L0xx_LL_LPUART_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_pwr.c b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_pwr.c new file mode 100644 index 0000000000..3d2ea8f92e --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_pwr.c @@ -0,0 +1,103 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_pwr.c + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief PWR LL module driver. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ +#if defined(USE_FULL_LL_DRIVER) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx_ll_pwr.h" +#include "stm32l0xx_ll_bus.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined(PWR) + +/** @defgroup PWR_LL PWR + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ +/* Private function prototypes -----------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup PWR_LL_Exported_Functions + * @{ + */ + +/** @addtogroup PWR_LL_EF_Init + * @{ + */ + +/** + * @brief De-initialize the PWR registers to their default reset values. + * @retval An ErrorStatus enumeration value: + * - SUCCESS: PWR registers are de-initialized + * - ERROR: not applicable + */ +ErrorStatus LL_PWR_DeInit(void) +{ + /* Force reset of PWR clock */ + LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_PWR); + + /* Release reset of PWR clock */ + LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_PWR); + + return SUCCESS; +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ +#endif /* defined(PWR) */ +/** + * @} + */ + +#endif /* USE_FULL_LL_DRIVER */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_pwr.h b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_pwr.h new file mode 100644 index 0000000000..c115c07b6f --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_pwr.h @@ -0,0 +1,774 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_pwr.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief Header file of PWR LL module. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L0xx_LL_PWR_H +#define __STM32L0xx_LL_PWR_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined(PWR) + +/** @defgroup PWR_LL PWR + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ + +/* Private constants ---------------------------------------------------------*/ + +/* Private macros ------------------------------------------------------------*/ + +/* Exported types ------------------------------------------------------------*/ +/* Exported constants --------------------------------------------------------*/ +/** @defgroup PWR_LL_Exported_Constants PWR Exported Constants + * @{ + */ + +/** @defgroup PWR_LL_EC_CLEAR_FLAG Clear Flags Defines + * @brief Flags defines which can be used with LL_PWR_WriteReg function + * @{ + */ +#define LL_PWR_CR_CSBF PWR_CR_CSBF /*!< Clear standby flag */ +#define LL_PWR_CR_CWUF PWR_CR_CWUF /*!< Clear wakeup flag */ +/** + * @} + */ + +/** @defgroup PWR_LL_EC_GET_FLAG Get Flags Defines + * @brief Flags defines which can be used with LL_PWR_ReadReg function + * @{ + */ +#define LL_PWR_CSR_WUF PWR_CSR_WUF /*!< Wakeup flag */ +#define LL_PWR_CSR_SBF PWR_CSR_SBF /*!< Standby flag */ +#if defined (PWR_PVD_SUPPORT) +#define LL_PWR_CSR_PVDO PWR_CSR_PVDO /*!< Power voltage detector output flag */ +#endif +#if defined (PWR_CSR_VREFINTRDYF) +#define LL_PWR_CSR_VREFINTRDYF PWR_CSR_VREFINTRDYF /*!< VREFINT ready flag */ +#endif +#define LL_PWR_CSR_VOSF PWR_CSR_VOSF /*!< Voltage scaling select flag */ +#define LL_PWR_CSR_REGLPF PWR_CSR_REGLPF /*!< Regulator low power flag */ +#define LL_PWR_CSR_EWUP1 PWR_CSR_EWUP1 /*!< Enable WKUP pin 1 */ +#define LL_PWR_CSR_EWUP2 PWR_CSR_EWUP2 /*!< Enable WKUP pin 2 */ +#if defined (PWR_CSR_EWUP3) +#define LL_PWR_CSR_EWUP3 PWR_CSR_EWUP3 /*!< Enable WKUP pin 3 */ +#endif /* PWR_CSR_EWUP3 */ +/** + * @} + */ + +/** @defgroup PWR_LL_EC_REGU_VOLTAGE Regulator Voltage + * @{ + */ +#define LL_PWR_REGU_VOLTAGE_SCALE1 (PWR_CR_VOS_0) /*!< 1.8V (range 1) */ +#define LL_PWR_REGU_VOLTAGE_SCALE2 (PWR_CR_VOS_1) /*!< 1.5V (range 2) */ +#define LL_PWR_REGU_VOLTAGE_SCALE3 (PWR_CR_VOS_0 | PWR_CR_VOS_1) /*!< 1.2V (range 3) */ +/** + * @} + */ + +/** @defgroup PWR_LL_EC_MODE_PWR Mode Power + * @{ + */ +#define LL_PWR_MODE_STOP ((uint32_t)0x00000000U) /*!< Enter Stop mode when the CPU enters deepsleep */ +#define LL_PWR_MODE_STANDBY (PWR_CR_PDDS) /*!< Enter Standby mode when the CPU enters deepsleep */ +/** + * @} + */ + +/** @defgroup PWR_LL_EC_REGU_MODE_LP_MODES Regulator Mode In Low Power Modes + * @{ + */ +#define LL_PWR_REGU_LPMODES_MAIN ((uint32_t)0x00000000U) /*!< Voltage regulator in main mode during deepsleep/sleep/low-power run mode */ +#define LL_PWR_REGU_LPMODES_LOW_POWER (PWR_CR_LPSDSR) /*!< Voltage regulator in low-power mode during deepsleep/sleep/low-power run mode */ +/** + * @} + */ + +#if defined(PWR_CR_LPDS) +/** @defgroup PWR_LL_EC_REGU_MODE_DS_MODE Regulator Mode In Deep Sleep Mode + * @{ + */ +#define LL_PWR_REGU_DSMODE_MAIN ((uint32_t)0x00000000U) /*!< Voltage regulator in main mode during deepsleep mode when PWR_CR_LPSDSR = 0 */ +#define LL_PWR_REGU_DSMODE_LOW_POWER (PWR_CR_LPDS) /*!< Voltage regulator in low-power mode during deepsleep mode when PWR_CR_LPSDSR = 0 */ +/** + * @} + */ +#endif /* PWR_CR_LPDS */ + +#if defined (PWR_PVD_SUPPORT) +/** @defgroup PWR_LL_EC_PVDLEVEL Power Voltage Detector Level + * @{ + */ +#define LL_PWR_PVDLEVEL_0 (PWR_CR_PLS_LEV0) /*!< Voltage threshold detected by PVD 1.9 V */ +#define LL_PWR_PVDLEVEL_1 (PWR_CR_PLS_LEV1) /*!< Voltage threshold detected by PVD 2.1 V */ +#define LL_PWR_PVDLEVEL_2 (PWR_CR_PLS_LEV2) /*!< Voltage threshold detected by PVD 2.3 V */ +#define LL_PWR_PVDLEVEL_3 (PWR_CR_PLS_LEV3) /*!< Voltage threshold detected by PVD 2.5 V */ +#define LL_PWR_PVDLEVEL_4 (PWR_CR_PLS_LEV4) /*!< Voltage threshold detected by PVD 2.7 V */ +#define LL_PWR_PVDLEVEL_5 (PWR_CR_PLS_LEV5) /*!< Voltage threshold detected by PVD 2.9 V */ +#define LL_PWR_PVDLEVEL_6 (PWR_CR_PLS_LEV6) /*!< Voltage threshold detected by PVD 3.1 V */ +#define LL_PWR_PVDLEVEL_7 (PWR_CR_PLS_LEV7) /*!< External input analog voltage (Compare internally to VREFINT) */ +/** + * @} + */ +#endif + +/** @defgroup PWR_LL_EC_WAKEUP_PIN Wakeup Pins +* @{ +*/ +#define LL_PWR_WAKEUP_PIN1 (PWR_CSR_EWUP1) /*!< WKUP pin 1 : PA0 */ +#define LL_PWR_WAKEUP_PIN2 (PWR_CSR_EWUP2) /*!< WKUP pin 2 : PC13 */ +#if defined (PWR_CSR_EWUP3) +#define LL_PWR_WAKEUP_PIN3 (PWR_CSR_EWUP3) /*!< WKUP pin 3 : PE6 or PA2 according to device */ +#endif /* PWR_CSR_EWUP3 */ +/** + * @} + */ + +/** + * @} + */ + + +/* Exported macro ------------------------------------------------------------*/ +/** @defgroup PWR_LL_Exported_Macros PWR Exported Macros + * @{ + */ + +/** @defgroup PWR_LL_EM_WRITE_READ Common write and read registers Macros + * @{ + */ + +/** + * @brief Write a value in PWR register + * @param __REG__ Register to be written + * @param __VALUE__ Value to be written in the register + * @retval None + */ +#define LL_PWR_WriteReg(__REG__, __VALUE__) WRITE_REG(PWR->__REG__, (__VALUE__)) + +/** + * @brief Read a value in PWR register + * @param __REG__ Register to be read + * @retval Register value + */ +#define LL_PWR_ReadReg(__REG__) READ_REG(PWR->__REG__) +/** + * @} + */ + +/** + * @} + */ + + +/* Exported functions --------------------------------------------------------*/ +/** @defgroup PWR_LL_Exported_Functions PWR Exported Functions + * @{ + */ + +/** @defgroup PWR_LL_EF_Configuration Configuration + * @{ + */ + +/** + * @brief Switch the regulator from main mode to low-power mode + * @rmtoll CR LPRUN LL_PWR_EnableLowPowerRunMode + * @note Remind to set the regulator to low power before enabling + * LowPower run mode (bit @ref LL_PWR_REGU_LPMODES_LOW_POWER). + * @retval None + */ +__STATIC_INLINE void LL_PWR_EnableLowPowerRunMode(void) +{ + SET_BIT(PWR->CR, PWR_CR_LPRUN); +} + +/** + * @brief Switch the regulator from low-power mode to main mode + * @rmtoll CR LPRUN LL_PWR_DisableLowPowerRunMode + * @retval None + */ +__STATIC_INLINE void LL_PWR_DisableLowPowerRunMode(void) +{ + CLEAR_BIT(PWR->CR, PWR_CR_LPRUN); +} + +/** + * @brief Check if the regulator is in low-power mode + * @rmtoll CR LPRUN LL_PWR_IsEnabledLowPowerRunMode + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_PWR_IsEnabledLowPowerRunMode(void) +{ + return (READ_BIT(PWR->CR, PWR_CR_LPRUN) == (PWR_CR_LPRUN)); +} + +/** + * @brief Set voltage regulator to low-power and switch from + * run main mode to run low-power mode. + * @rmtoll CR LPSDSR LL_PWR_EnterLowPowerRunMode\n + * CR LPRUN LL_PWR_EnterLowPowerRunMode + * @note This "high level" function is introduced to provide functional + * compatibility with other families. Notice that the two registers + * have to be written sequentially, so this function is not atomic. + * To assure atomicity you can call separately the following functions: + * - @ref LL_PWR_SetRegulModeLP(@ref LL_PWR_REGU_LPMODES_LOW_POWER); + * - @ref LL_PWR_EnableLowPowerRunMode(); + * @retval None + */ +__STATIC_INLINE void LL_PWR_EnterLowPowerRunMode(void) +{ + SET_BIT(PWR->CR, PWR_CR_LPSDSR); /* => LL_PWR_SetRegulModeLP(LL_PWR_REGU_LPMODES_LOW_POWER) */ + SET_BIT(PWR->CR, PWR_CR_LPRUN); /* => LL_PWR_EnableLowPowerRunMode() */ +} + +/** + * @brief Set voltage regulator to main and switch from + * run main mode to low-power mode. + * @rmtoll CR LPSDSR LL_PWR_ExitLowPowerRunMode\n + * CR LPRUN LL_PWR_ExitLowPowerRunMode + * @note This "high level" function is introduced to provide functional + * compatibility with other families. Notice that the two registers + * have to be written sequentially, so this function is not atomic. + * To assure atomicity you can call separately the following functions: + * - @ref LL_PWR_DisableLowPowerRunMode(); + * - @ref LL_PWR_SetRegulModeLP(@ref LL_PWR_REGU_LPMODES_MAIN); + * @retval None + */ +__STATIC_INLINE void LL_PWR_ExitLowPowerRunMode(void) +{ + CLEAR_BIT(PWR->CR, PWR_CR_LPRUN); /* => LL_PWR_DisableLowPowerRunMode() */ + CLEAR_BIT(PWR->CR, PWR_CR_LPSDSR); /* => LL_PWR_SetRegulModeLP(LL_PWR_REGU_LPMODES_MAIN) */ +} + +/** + * @brief Set the main internal regulator output voltage + * @rmtoll CR VOS LL_PWR_SetRegulVoltageScaling + * @param VoltageScaling This parameter can be one of the following values: + * @arg @ref LL_PWR_REGU_VOLTAGE_SCALE1 + * @arg @ref LL_PWR_REGU_VOLTAGE_SCALE2 + * @arg @ref LL_PWR_REGU_VOLTAGE_SCALE3 + * @retval None + */ +__STATIC_INLINE void LL_PWR_SetRegulVoltageScaling(uint32_t VoltageScaling) +{ + MODIFY_REG(PWR->CR, PWR_CR_VOS, VoltageScaling); +} + +/** + * @brief Get the main internal regulator output voltage + * @rmtoll CR VOS LL_PWR_GetRegulVoltageScaling + * @retval Returned value can be one of the following values: + * @arg @ref LL_PWR_REGU_VOLTAGE_SCALE1 + * @arg @ref LL_PWR_REGU_VOLTAGE_SCALE2 + * @arg @ref LL_PWR_REGU_VOLTAGE_SCALE3 + */ +__STATIC_INLINE uint32_t LL_PWR_GetRegulVoltageScaling(void) +{ + return (uint32_t)(READ_BIT(PWR->CR, PWR_CR_VOS)); +} + +/** + * @brief Enable access to the backup domain + * @rmtoll CR DBP LL_PWR_EnableBkUpAccess + * @retval None + */ +__STATIC_INLINE void LL_PWR_EnableBkUpAccess(void) +{ + SET_BIT(PWR->CR, PWR_CR_DBP); +} + +/** + * @brief Disable access to the backup domain + * @rmtoll CR DBP LL_PWR_DisableBkUpAccess + * @retval None + */ +__STATIC_INLINE void LL_PWR_DisableBkUpAccess(void) +{ + CLEAR_BIT(PWR->CR, PWR_CR_DBP); +} + +/** + * @brief Check if the backup domain is enabled + * @rmtoll CR DBP LL_PWR_IsEnabledBkUpAccess + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_PWR_IsEnabledBkUpAccess(void) +{ + return (READ_BIT(PWR->CR, PWR_CR_DBP) == (PWR_CR_DBP)); +} + +/** + * @brief Set voltage regulator mode during low power modes + * @rmtoll CR LPSDSR LL_PWR_SetRegulModeLP + * @param RegulMode This parameter can be one of the following values: + * @arg @ref LL_PWR_REGU_LPMODES_MAIN + * @arg @ref LL_PWR_REGU_LPMODES_LOW_POWER + * @retval None + */ +__STATIC_INLINE void LL_PWR_SetRegulModeLP(uint32_t RegulMode) +{ + MODIFY_REG(PWR->CR, PWR_CR_LPSDSR, RegulMode); +} + +/** + * @brief Get voltage regulator mode during low power modes + * @rmtoll CR LPSDSR LL_PWR_GetRegulModeLP + * @retval Returned value can be one of the following values: + * @arg @ref LL_PWR_REGU_LPMODES_MAIN + * @arg @ref LL_PWR_REGU_LPMODES_LOW_POWER + */ +__STATIC_INLINE uint32_t LL_PWR_GetRegulModeLP(void) +{ + return (uint32_t)(READ_BIT(PWR->CR, PWR_CR_LPSDSR)); +} + +#if defined(PWR_CR_LPDS) +/** + * @brief Set voltage regulator mode during deep sleep mode + * @rmtoll CR LPDS LL_PWR_SetRegulModeDS + * @param RegulMode This parameter can be one of the following values: + * @arg @ref LL_PWR_REGU_DSMODE_MAIN + * @arg @ref LL_PWR_REGU_DSMODE_LOW_POWER + * @retval None + */ +__STATIC_INLINE void LL_PWR_SetRegulModeDS(uint32_t RegulMode) +{ + MODIFY_REG(PWR->CR, PWR_CR_LPDS, RegulMode); +} + +/** + * @brief Get voltage regulator mode during deep sleep mode + * @rmtoll CR LPDS LL_PWR_GetRegulModeDS + * @retval Returned value can be one of the following values: + * @arg @ref LL_PWR_REGU_DSMODE_MAIN + * @arg @ref LL_PWR_REGU_DSMODE_LOW_POWER + */ +__STATIC_INLINE uint32_t LL_PWR_GetRegulModeDS(void) +{ + return (uint32_t)(READ_BIT(PWR->CR, PWR_CR_LPDS)); +} +#endif /* PWR_CR_LPDS */ + +/** + * @brief Set power down mode when CPU enters deepsleep + * @rmtoll CR PDDS LL_PWR_SetPowerMode + * @param PDMode This parameter can be one of the following values: + * @arg @ref LL_PWR_MODE_STOP + * @arg @ref LL_PWR_MODE_STANDBY + * @note Set the regulator to low power (bit @ref LL_PWR_REGU_LPMODES_LOW_POWER) + * before setting MODE_STOP. If the regulator remains in "main mode", + * it consumes more power without providing any additional feature. + * In MODE_STANDBY the regulator is automatically off. + * @retval None + */ +__STATIC_INLINE void LL_PWR_SetPowerMode(uint32_t PDMode) +{ + MODIFY_REG(PWR->CR, PWR_CR_PDDS, PDMode); +} + +/** + * @brief Get power down mode when CPU enters deepsleep + * @rmtoll CR PDDS LL_PWR_GetPowerMode + * @retval Returned value can be one of the following values: + * @arg @ref LL_PWR_MODE_STOP + * @arg @ref LL_PWR_MODE_STANDBY + */ +__STATIC_INLINE uint32_t LL_PWR_GetPowerMode(void) +{ + return (uint32_t)(READ_BIT(PWR->CR, PWR_CR_PDDS)); +} + +#if defined (PWR_PVD_SUPPORT) +/** + * @brief Configure the voltage threshold detected by the Power Voltage Detector + * @rmtoll CR PLS LL_PWR_SetPVDLevel + * @param PVDLevel This parameter can be one of the following values: + * @arg @ref LL_PWR_PVDLEVEL_0 + * @arg @ref LL_PWR_PVDLEVEL_1 + * @arg @ref LL_PWR_PVDLEVEL_2 + * @arg @ref LL_PWR_PVDLEVEL_3 + * @arg @ref LL_PWR_PVDLEVEL_4 + * @arg @ref LL_PWR_PVDLEVEL_5 + * @arg @ref LL_PWR_PVDLEVEL_6 + * @arg @ref LL_PWR_PVDLEVEL_7 + * @retval None + */ +__STATIC_INLINE void LL_PWR_SetPVDLevel(uint32_t PVDLevel) +{ + MODIFY_REG(PWR->CR, PWR_CR_PLS, PVDLevel); +} + +/** + * @brief Get the voltage threshold detection + * @rmtoll CR PLS LL_PWR_GetPVDLevel + * @retval Returned value can be one of the following values: + * @arg @ref LL_PWR_PVDLEVEL_0 + * @arg @ref LL_PWR_PVDLEVEL_1 + * @arg @ref LL_PWR_PVDLEVEL_2 + * @arg @ref LL_PWR_PVDLEVEL_3 + * @arg @ref LL_PWR_PVDLEVEL_4 + * @arg @ref LL_PWR_PVDLEVEL_5 + * @arg @ref LL_PWR_PVDLEVEL_6 + * @arg @ref LL_PWR_PVDLEVEL_7 + */ +__STATIC_INLINE uint32_t LL_PWR_GetPVDLevel(void) +{ + return (uint32_t)(READ_BIT(PWR->CR, PWR_CR_PLS)); +} + +/** + * @brief Enable Power Voltage Detector + * @rmtoll CR PVDE LL_PWR_EnablePVD + * @retval None + */ +__STATIC_INLINE void LL_PWR_EnablePVD(void) +{ + SET_BIT(PWR->CR, PWR_CR_PVDE); +} + +/** + * @brief Disable Power Voltage Detector + * @rmtoll CR PVDE LL_PWR_DisablePVD + * @retval None + */ +__STATIC_INLINE void LL_PWR_DisablePVD(void) +{ + CLEAR_BIT(PWR->CR, PWR_CR_PVDE); +} + +/** + * @brief Check if Power Voltage Detector is enabled + * @rmtoll CR PVDE LL_PWR_IsEnabledPVD + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_PWR_IsEnabledPVD(void) +{ + return (READ_BIT(PWR->CR, PWR_CR_PVDE) == (PWR_CR_PVDE)); +} +#endif + +/** + * @brief Enable the WakeUp PINx functionality + * @rmtoll CSR EWUP1 LL_PWR_EnableWakeUpPin\n + * CSR EWUP2 LL_PWR_EnableWakeUpPin\n + * CSR EWUP3 LL_PWR_EnableWakeUpPin + * @param WakeUpPin This parameter can be one of the following values: + * @arg @ref LL_PWR_WAKEUP_PIN1 + * @arg @ref LL_PWR_WAKEUP_PIN2 + * @arg @ref LL_PWR_WAKEUP_PIN3 (*) + * + * (*) not available on all devices + * @retval None + */ +__STATIC_INLINE void LL_PWR_EnableWakeUpPin(uint32_t WakeUpPin) +{ + SET_BIT(PWR->CSR, WakeUpPin); +} + +/** + * @brief Disable the WakeUp PINx functionality + * @rmtoll CSR EWUP1 LL_PWR_DisableWakeUpPin\n + * CSR EWUP2 LL_PWR_DisableWakeUpPin\n + * CSR EWUP3 LL_PWR_DisableWakeUpPin + * @param WakeUpPin This parameter can be one of the following values: + * @arg @ref LL_PWR_WAKEUP_PIN1 + * @arg @ref LL_PWR_WAKEUP_PIN2 + * @arg @ref LL_PWR_WAKEUP_PIN3 (*) + * + * (*) not available on all devices + * @retval None + */ +__STATIC_INLINE void LL_PWR_DisableWakeUpPin(uint32_t WakeUpPin) +{ + CLEAR_BIT(PWR->CSR, WakeUpPin); +} + +/** + * @brief Check if the WakeUp PINx functionality is enabled + * @rmtoll CSR EWUP1 LL_PWR_IsEnabledWakeUpPin\n + * CSR EWUP2 LL_PWR_IsEnabledWakeUpPin\n + * CSR EWUP3 LL_PWR_IsEnabledWakeUpPin + * @param WakeUpPin This parameter can be one of the following values: + * @arg @ref LL_PWR_WAKEUP_PIN1 + * @arg @ref LL_PWR_WAKEUP_PIN2 + * @arg @ref LL_PWR_WAKEUP_PIN3 (*) + * + * (*) not available on all devices + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_PWR_IsEnabledWakeUpPin(uint32_t WakeUpPin) +{ + return (READ_BIT(PWR->CSR, WakeUpPin) == (WakeUpPin)); +} + +/** + * @brief Enable ultra low-power mode by enabling VREFINT switch off in low-power modes + * @rmtoll CR ULP LL_PWR_EnableUltraLowPower + * @retval None + */ +__STATIC_INLINE void LL_PWR_EnableUltraLowPower(void) +{ + SET_BIT(PWR->CR, PWR_CR_ULP); +} + +/** + * @brief Disable ultra low-power mode by disabling VREFINT switch off in low-power modes + * @rmtoll CR ULP LL_PWR_DisableUltraLowPower + * @retval None + */ +__STATIC_INLINE void LL_PWR_DisableUltraLowPower(void) +{ + CLEAR_BIT(PWR->CR, PWR_CR_ULP); +} + +/** + * @brief Check if ultra low-power mode is enabled by checking if VREFINT switch off in low-power modes is enabled + * @rmtoll CR ULP LL_PWR_IsEnabledUltraLowPower + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_PWR_IsEnabledUltraLowPower(void) +{ + return (READ_BIT(PWR->CR, PWR_CR_ULP) == (PWR_CR_ULP)); +} + +/** + * @brief Enable fast wakeup by ignoring VREFINT startup time when exiting from low-power mode + * @rmtoll CR FWU LL_PWR_EnableFastWakeUp + * @note Works in conjunction with ultra low power mode. + * @retval None + */ +__STATIC_INLINE void LL_PWR_EnableFastWakeUp(void) +{ + SET_BIT(PWR->CR, PWR_CR_FWU); +} + +/** + * @brief Disable fast wakeup by waiting VREFINT startup time when exiting from low-power mode + * @rmtoll CR FWU LL_PWR_DisableFastWakeUp + * @note Works in conjunction with ultra low power mode. + * @retval None + */ +__STATIC_INLINE void LL_PWR_DisableFastWakeUp(void) +{ + CLEAR_BIT(PWR->CR, PWR_CR_FWU); +} + +/** + * @brief Check if fast wakeup is enabled by checking if VREFINT startup time when exiting from low-power mode is ignored + * @rmtoll CR FWU LL_PWR_IsEnabledFastWakeUp + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_PWR_IsEnabledFastWakeUp(void) +{ + return (READ_BIT(PWR->CR, PWR_CR_FWU) == (PWR_CR_FWU)); +} + +/** + * @brief Enable non-volatile memory (Flash and EEPROM) keeping off feature when exiting from low-power mode + * @rmtoll CR DS_EE_KOFF LL_PWR_EnableNVMKeptOff + * @note When enabled, after entering low-power mode (Stop or Standby only), if RUN_PD of FLASH_ACR register + * is also set, the Flash memory will not be woken up when exiting from deepsleep mode. + * When enabled, the EEPROM will not be woken up when exiting from low-power mode (if the bit RUN_PD is set) + * @retval None + */ +__STATIC_INLINE void LL_PWR_EnableNVMKeptOff(void) +{ + SET_BIT(PWR->CR, PWR_CR_DSEEKOFF); +} + +/** + * @brief Disable non-volatile memory (Flash and EEPROM) keeping off feature when exiting from low-power mode + * @rmtoll CR DS_EE_KOFF LL_PWR_DisableNVMKeptOff + * @note When disabled, Flash memory is woken up when exiting from deepsleep mode even if the bit RUN_PD is set + * @retval None + */ +__STATIC_INLINE void LL_PWR_DisableNVMKeptOff(void) +{ + CLEAR_BIT(PWR->CR, PWR_CR_DSEEKOFF); +} + +/** + * @brief Check if non-volatile memory (Flash and EEPROM) keeping off feature when exiting from low-power mode is enabled + * @rmtoll CR DS_EE_KOFF LL_PWR_IsEnabledNVMKeptOff + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_PWR_IsEnabledNVMKeptOff(void) +{ + return (READ_BIT(PWR->CR, PWR_CR_DSEEKOFF) == (PWR_CR_DSEEKOFF)); +} + +/** + * @} + */ + +/** @defgroup PWR_LL_EF_FLAG_Management FLAG_Management + * @{ + */ + +/** + * @brief Get Wake-up Flag + * @rmtoll CSR WUF LL_PWR_IsActiveFlag_WU + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_PWR_IsActiveFlag_WU(void) +{ + return (READ_BIT(PWR->CSR, PWR_CSR_WUF) == (PWR_CSR_WUF)); +} + +/** + * @brief Get Standby Flag + * @rmtoll CSR SBF LL_PWR_IsActiveFlag_SB + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_PWR_IsActiveFlag_SB(void) +{ + return (READ_BIT(PWR->CSR, PWR_CSR_SBF) == (PWR_CSR_SBF)); +} + +#if defined (PWR_PVD_SUPPORT) +/** + * @brief Indicate whether VDD voltage is below the selected PVD threshold + * @rmtoll CSR PVDO LL_PWR_IsActiveFlag_PVDO + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_PWR_IsActiveFlag_PVDO(void) +{ + return (READ_BIT(PWR->CSR, PWR_CSR_PVDO) == (PWR_CSR_PVDO)); +} +#endif + +#if defined (PWR_CSR_VREFINTRDYF) +/** + * @brief Get Internal Reference VrefInt Flag + * @rmtoll CSR VREFINTRDYF LL_PWR_IsActiveFlag_VREFINTRDY + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_PWR_IsActiveFlag_VREFINTRDY(void) +{ + return (READ_BIT(PWR->CSR, PWR_CSR_VREFINTRDYF) == (PWR_CSR_VREFINTRDYF)); +} +#endif + +/** + * @brief Indicate whether the regulator is ready in the selected voltage range or if its output voltage is still changing to the required voltage level + * @rmtoll CSR VOSF LL_PWR_IsActiveFlag_VOSF + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_PWR_IsActiveFlag_VOSF(void) +{ + return (READ_BIT(PWR->CSR, PWR_CSR_VOSF) == (PWR_CSR_VOSF)); +} + +/** + * @brief Indicate whether the regulator is ready in main mode or is in low-power mode + * @rmtoll CSR REGLPF LL_PWR_IsActiveFlag_REGLPF + * @note Take care, return value "0" means the regulator is ready. Return value "1" means the output voltage range is still changing. + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_PWR_IsActiveFlag_REGLPF(void) +{ + return (READ_BIT(PWR->CSR, PWR_CSR_REGLPF) == (PWR_CSR_REGLPF)); +} + +/** + * @brief Clear Standby Flag + * @rmtoll CR CSBF LL_PWR_ClearFlag_SB + * @retval None + */ +__STATIC_INLINE void LL_PWR_ClearFlag_SB(void) +{ + SET_BIT(PWR->CR, PWR_CR_CSBF); +} + +/** + * @brief Clear Wake-up Flags + * @rmtoll CR CWUF LL_PWR_ClearFlag_WU + * @retval None + */ +__STATIC_INLINE void LL_PWR_ClearFlag_WU(void) +{ + SET_BIT(PWR->CR, PWR_CR_CWUF); +} + + +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup PWR_LL_EF_Init De-initialization function + * @{ + */ +ErrorStatus LL_PWR_DeInit(void); +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined(PWR) */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L0xx_LL_PWR_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_rcc.c b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_rcc.c new file mode 100644 index 0000000000..40208589bd --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_rcc.c @@ -0,0 +1,652 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_rcc.c + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief RCC LL module driver. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ +#if defined(USE_FULL_LL_DRIVER) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx_ll_rcc.h" +#ifdef USE_FULL_ASSERT + #include "stm32_assert.h" +#else + #define assert_param(expr) ((void)0U) +#endif /* USE_FULL_ASSERT */ +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined(RCC) + +/** @defgroup RCC_LL RCC + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ + +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ +/** @addtogroup RCC_LL_Private_Macros + * @{ + */ +#if defined(RCC_CCIPR_USART1SEL) && defined(RCC_CCIPR_USART2SEL) +#define IS_LL_RCC_USART_CLKSOURCE(__VALUE__) (((__VALUE__) == LL_RCC_USART1_CLKSOURCE) \ + || ((__VALUE__) == LL_RCC_USART2_CLKSOURCE)) +#elif defined(RCC_CCIPR_USART1SEL) && !defined(RCC_CCIPR_USART2SEL) +#define IS_LL_RCC_USART_CLKSOURCE(__VALUE__) (((__VALUE__) == LL_RCC_USART1_CLKSOURCE)) +#else +#define IS_LL_RCC_USART_CLKSOURCE(__VALUE__) (((__VALUE__) == LL_RCC_USART2_CLKSOURCE)) +#endif /* RCC_CCIPR_USART1SEL && RCC_CCIPR_USART2SEL */ + +#define IS_LL_RCC_LPUART_CLKSOURCE(__VALUE__) (((__VALUE__) == LL_RCC_LPUART1_CLKSOURCE)) + +#if defined(RCC_CCIPR_I2C3SEL) +#define IS_LL_RCC_I2C_CLKSOURCE(__VALUE__) (((__VALUE__) == LL_RCC_I2C1_CLKSOURCE) \ + || ((__VALUE__) == LL_RCC_I2C3_CLKSOURCE)) +#else +#define IS_LL_RCC_I2C_CLKSOURCE(__VALUE__) ((__VALUE__) == LL_RCC_I2C1_CLKSOURCE) +#endif /* RCC_CCIPR_I2C3SEL */ + +#define IS_LL_RCC_LPTIM_CLKSOURCE(__VALUE__) ((__VALUE__) == LL_RCC_LPTIM1_CLKSOURCE) + +#if defined(USB) +#define IS_LL_RCC_USB_CLKSOURCE(__VALUE__) (((__VALUE__) == LL_RCC_USB_CLKSOURCE)) +#endif /* USB */ + +/** + * @} + */ + +/* Private function prototypes -----------------------------------------------*/ +/** @defgroup RCC_LL_Private_Functions RCC Private functions + * @{ + */ +uint32_t RCC_GetSystemClockFreq(void); +uint32_t RCC_GetHCLKClockFreq(uint32_t SYSCLK_Frequency); +uint32_t RCC_GetPCLK1ClockFreq(uint32_t HCLK_Frequency); +uint32_t RCC_GetPCLK2ClockFreq(uint32_t HCLK_Frequency); +uint32_t RCC_PLL_GetFreqDomain_SYS(void); +/** + * @} + */ + + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup RCC_LL_Exported_Functions + * @{ + */ + +/** @addtogroup RCC_LL_EF_Init + * @{ + */ + +/** + * @brief Reset the RCC clock configuration to the default reset state. + * @note The default reset state of the clock configuration is given below: + * - MSI ON and used as system clock source + * - HSE, HSI and PLL OFF + * - AHB, APB1 and APB2 prescaler set to 1. + * - CSS, MCO OFF + * - All interrupts disabled + * @note This function doesn't modify the configuration of the + * - Peripheral clocks + * - LSI, LSE and RTC clocks + * @retval An ErrorStatus enumeration value: + * - SUCCESS: RCC registers are de-initialized + * - ERROR: not applicable + */ +ErrorStatus LL_RCC_DeInit(void) +{ + uint32_t vl_mask = 0U; + + /* Set MSION bit */ + LL_RCC_MSI_Enable(); + + /* Insure MSIRDY bit is set before writing default MSIRANGE value */ + while (LL_RCC_MSI_IsReady() == 0U) + { + __NOP(); + } + + /* Set MSIRANGE default value */ + LL_RCC_MSI_SetRange(LL_RCC_MSIRANGE_5); + /* Set MSITRIM bits to the reset value*/ + LL_RCC_MSI_SetCalibTrimming(0U); + + /* Set HSITRIM bits to the reset value*/ + LL_RCC_HSI_SetCalibTrimming(0x10U); + + /* Reset SW, HPRE, PPRE and MCOSEL bits */ + vl_mask = 0xFFFFFFFFU; + CLEAR_BIT(vl_mask, (RCC_CFGR_SW | RCC_CFGR_HPRE | RCC_CFGR_PPRE1 | RCC_CFGR_PPRE2 | RCC_CFGR_MCOSEL)); + LL_RCC_WriteReg(CFGR, vl_mask); + + /* Reset HSI, HSE, PLL */ + vl_mask = LL_RCC_ReadReg(CR); +#if defined(RCC_CR_HSIOUTEN) + CLEAR_BIT(vl_mask, RCC_CR_HSION| RCC_CR_HSIKERON| RCC_CR_HSIDIVEN | RCC_CR_HSIOUTEN | \ + RCC_CR_HSEON | RCC_CR_PLLON); +#else + CLEAR_BIT(vl_mask, RCC_CR_HSION| RCC_CR_HSIKERON| RCC_CR_HSIDIVEN | \ + RCC_CR_HSEON | RCC_CR_PLLON); +#endif + LL_RCC_WriteReg(CR, vl_mask); + /* Delay after an RCC peripheral clock */ + vl_mask = LL_RCC_ReadReg(CR); + + /* Reset HSEBYP bit */ + LL_RCC_HSE_DisableBypass(); + + /* Set RCC_CR_RTCPRE to 0b00*/ + CLEAR_BIT(vl_mask, RCC_CR_RTCPRE); + LL_RCC_WriteReg(CR, vl_mask); + + /* Reset CFGR register */ + LL_RCC_WriteReg(CFGR, 0x00000000U); + +#if defined(RCC_HSI48_SUPPORT) + /* Reset CRRCR register */ + LL_RCC_WriteReg(CRRCR, 0x00000000U); + + /* Disable HSI48 */ + LL_RCC_HSI48_Disable(); + +#endif /*RCC_HSI48_SUPPORT*/ + + /* Disable all interrupts */ + LL_RCC_WriteReg(CIER, 0x00000000U); + + return SUCCESS; +} + +/** + * @} + */ + +/** @addtogroup RCC_LL_EF_Get_Freq + * @brief Return the frequencies of different on chip clocks; System, AHB, APB1 and APB2 buses clocks + * and different peripheral clocks available on the device. + * @note If SYSCLK source is MSI, function returns values based on MSI clock(*) + * @note If SYSCLK source is HSI, function returns values based on HSI_VALUE(**) + * @note If SYSCLK source is HSE, function returns values based on HSE_VALUE(***) + * @note If SYSCLK source is PLL, function returns values based on + * HSI_VALUE(**) or HSE_VALUE(***) multiplied/divided by the PLL factors. + * @note (*) MSI clock depends on the selected MSI range but the real value + * may vary depending on the variations in voltage and temperature. + * @note (**) HSI_VALUE is a defined constant but the real value may vary + * depending on the variations in voltage and temperature. + * @note (***) HSE_VALUE is a defined constant, user has to ensure that + * HSE_VALUE is same as the real frequency of the crystal used. + * Otherwise, this function may have wrong result. + * @note The result of this function could be incorrect when using fractional + * value for HSE crystal. + * @note This function can be used by the user application to compute the + * baud-rate for the communication peripherals or configure other parameters. + * @{ + */ + +/** + * @brief Return the frequencies of different on chip clocks; System, AHB, APB1 and APB2 buses clocks + * @note Each time SYSCLK, HCLK, PCLK1 and/or PCLK2 clock changes, this function + * must be called to update structure fields. Otherwise, any + * configuration based on this function will be incorrect. + * @param RCC_Clocks pointer to a @ref LL_RCC_ClocksTypeDef structure which will hold the clocks frequencies + * @retval None + */ +void LL_RCC_GetSystemClocksFreq(LL_RCC_ClocksTypeDef *RCC_Clocks) +{ + /* Get SYSCLK frequency */ + RCC_Clocks->SYSCLK_Frequency = RCC_GetSystemClockFreq(); + + /* HCLK clock frequency */ + RCC_Clocks->HCLK_Frequency = RCC_GetHCLKClockFreq(RCC_Clocks->SYSCLK_Frequency); + + /* PCLK1 clock frequency */ + RCC_Clocks->PCLK1_Frequency = RCC_GetPCLK1ClockFreq(RCC_Clocks->HCLK_Frequency); + + /* PCLK2 clock frequency */ + RCC_Clocks->PCLK2_Frequency = RCC_GetPCLK2ClockFreq(RCC_Clocks->HCLK_Frequency); +} + +/** + * @brief Return USARTx clock frequency + * @param USARTxSource This parameter can be one of the following values: + * @arg @ref LL_RCC_USART1_CLKSOURCE + * @arg @ref LL_RCC_USART2_CLKSOURCE (*) + * + * (*) value not defined in all devices. + * @retval USART clock frequency (in Hz) + * @arg @ref LL_RCC_PERIPH_FREQUENCY_NO indicates that oscillator (HSI or LSE) is not ready + */ +uint32_t LL_RCC_GetUSARTClockFreq(uint32_t USARTxSource) +{ + uint32_t usart_frequency = LL_RCC_PERIPH_FREQUENCY_NO; + + /* Check parameter */ + assert_param(IS_LL_RCC_USART_CLKSOURCE(USARTxSource)); +#if defined(RCC_CCIPR_USART1SEL) + if (USARTxSource == LL_RCC_USART1_CLKSOURCE) + { + /* USART1CLK clock frequency */ + switch (LL_RCC_GetUSARTClockSource(USARTxSource)) + { + case LL_RCC_USART1_CLKSOURCE_SYSCLK: /* USART1 Clock is System Clock */ + usart_frequency = RCC_GetSystemClockFreq(); + break; + + case LL_RCC_USART1_CLKSOURCE_HSI: /* USART1 Clock is HSI Osc. */ + if (LL_RCC_HSI_IsReady()) + { + usart_frequency = HSI_VALUE; + } + break; + + case LL_RCC_USART1_CLKSOURCE_LSE: /* USART1 Clock is LSE Osc. */ + if (LL_RCC_LSE_IsReady()) + { + usart_frequency = LSE_VALUE; + } + break; + + case LL_RCC_USART1_CLKSOURCE_PCLK2: /* USART1 Clock is PCLK2 */ + default: + usart_frequency = RCC_GetPCLK2ClockFreq(RCC_GetHCLKClockFreq(RCC_GetSystemClockFreq())); + break; + } + } +#endif /* RCC_CCIPR_USART1SEL */ + +#if defined(RCC_CCIPR_USART2SEL) + if (USARTxSource == LL_RCC_USART2_CLKSOURCE) + { + /* USART2CLK clock frequency */ + switch (LL_RCC_GetUSARTClockSource(USARTxSource)) + { + case LL_RCC_USART2_CLKSOURCE_SYSCLK: /* USART2 Clock is System Clock */ + usart_frequency = RCC_GetSystemClockFreq(); + break; + + case LL_RCC_USART2_CLKSOURCE_HSI: /* USART2 Clock is HSI Osc. */ + if (LL_RCC_HSI_IsReady()) + { + usart_frequency = HSI_VALUE; + } + break; + + case LL_RCC_USART2_CLKSOURCE_LSE: /* USART2 Clock is LSE Osc. */ + if (LL_RCC_LSE_IsReady()) + { + usart_frequency = LSE_VALUE; + } + break; + + case LL_RCC_USART2_CLKSOURCE_PCLK1: /* USART2 Clock is PCLK1 */ + default: + usart_frequency = RCC_GetPCLK1ClockFreq(RCC_GetHCLKClockFreq(RCC_GetSystemClockFreq())); + break; + } + } +#endif /* RCC_CCIPR_USART2SEL */ + + return usart_frequency; +} + +/** + * @brief Return I2Cx clock frequency + * @param I2CxSource This parameter can be one of the following values: + * @arg @ref LL_RCC_I2C1_CLKSOURCE + * @arg @ref LL_RCC_I2C3_CLKSOURCE (*) + * + * (*) value not defined in all devices + * @retval I2C clock frequency (in Hz) + * @arg @ref LL_RCC_PERIPH_FREQUENCY_NO indicates that HSI oscillator is not ready + */ +uint32_t LL_RCC_GetI2CClockFreq(uint32_t I2CxSource) +{ + uint32_t i2c_frequency = LL_RCC_PERIPH_FREQUENCY_NO; + + /* Check parameter */ + assert_param(IS_LL_RCC_I2C_CLKSOURCE(I2CxSource)); + + /* I2C1 CLK clock frequency */ + if (I2CxSource == LL_RCC_I2C1_CLKSOURCE) + { + switch (LL_RCC_GetI2CClockSource(I2CxSource)) + { + case LL_RCC_I2C1_CLKSOURCE_SYSCLK: /* I2C1 Clock is System Clock */ + i2c_frequency = RCC_GetSystemClockFreq(); + break; + + case LL_RCC_I2C1_CLKSOURCE_HSI: /* I2C1 Clock is HSI Osc. */ + if (LL_RCC_HSI_IsReady()) + { + i2c_frequency = HSI_VALUE; + } + break; + + case LL_RCC_I2C1_CLKSOURCE_PCLK1: /* I2C1 Clock is PCLK1 */ + default: + i2c_frequency = RCC_GetPCLK1ClockFreq(RCC_GetHCLKClockFreq(RCC_GetSystemClockFreq())); + break; + } + } + +#if defined(RCC_CCIPR_I2C3SEL) + /* I2C3 CLK clock frequency */ + if (I2CxSource == LL_RCC_I2C3_CLKSOURCE) + { + switch (LL_RCC_GetI2CClockSource(I2CxSource)) + { + case LL_RCC_I2C3_CLKSOURCE_SYSCLK: /* I2C3 Clock is System Clock */ + i2c_frequency = RCC_GetSystemClockFreq(); + break; + + case LL_RCC_I2C3_CLKSOURCE_HSI: /* I2C3 Clock is HSI Osc. */ + if (LL_RCC_HSI_IsReady()) + { + i2c_frequency = HSI_VALUE; + } + break; + + case LL_RCC_I2C3_CLKSOURCE_PCLK1: /* I2C3 Clock is PCLK1 */ + default: + i2c_frequency = RCC_GetPCLK1ClockFreq(RCC_GetHCLKClockFreq(RCC_GetSystemClockFreq())); + break; + } + } +#endif /*RCC_CCIPR_I2C3SEL*/ + + return i2c_frequency; +} + +/** + * @brief Return LPUARTx clock frequency + * @param LPUARTxSource This parameter can be one of the following values: + * @arg @ref LL_RCC_LPUART1_CLKSOURCE + * @retval LPUART clock frequency (in Hz) + * @arg @ref LL_RCC_PERIPH_FREQUENCY_NO indicates that oscillator (HSI or LSE) is not ready + */ +uint32_t LL_RCC_GetLPUARTClockFreq(uint32_t LPUARTxSource) +{ + uint32_t lpuart_frequency = LL_RCC_PERIPH_FREQUENCY_NO; + + /* Check parameter */ + assert_param(IS_LL_RCC_LPUART_CLKSOURCE(LPUARTxSource)); + + /* LPUART1CLK clock frequency */ + switch (LL_RCC_GetLPUARTClockSource(LPUARTxSource)) + { + case LL_RCC_LPUART1_CLKSOURCE_SYSCLK: /* LPUART1 Clock is System Clock */ + lpuart_frequency = RCC_GetSystemClockFreq(); + break; + + case LL_RCC_LPUART1_CLKSOURCE_HSI: /* LPUART1 Clock is HSI Osc. */ + if (LL_RCC_HSI_IsReady()) + { + lpuart_frequency = HSI_VALUE; + } + break; + + case LL_RCC_LPUART1_CLKSOURCE_LSE: /* LPUART1 Clock is LSE Osc. */ + if (LL_RCC_LSE_IsReady()) + { + lpuart_frequency = LSE_VALUE; + } + break; + + case LL_RCC_LPUART1_CLKSOURCE_PCLK1: /* LPUART1 Clock is PCLK1 */ + default: + lpuart_frequency = RCC_GetPCLK1ClockFreq(RCC_GetHCLKClockFreq(RCC_GetSystemClockFreq())); + break; + } + + return lpuart_frequency; +} + +/** + * @brief Return LPTIMx clock frequency + * @param LPTIMxSource This parameter can be one of the following values: + * @arg @ref LL_RCC_LPTIM1_CLKSOURCE + * @retval LPTIM clock frequency (in Hz) + * @arg @ref LL_RCC_PERIPH_FREQUENCY_NO indicates that oscillator (HSI or LSE) is not ready + */ +uint32_t LL_RCC_GetLPTIMClockFreq(uint32_t LPTIMxSource) +{ + uint32_t lptim_frequency = LL_RCC_PERIPH_FREQUENCY_NO; + + /* Check parameter */ + assert_param(IS_LL_RCC_LPTIM_CLKSOURCE(LPTIMxSource)); + + if (LPTIMxSource == LL_RCC_LPTIM1_CLKSOURCE) + { + /* LPTIM1CLK clock frequency */ + switch (LL_RCC_GetLPTIMClockSource(LPTIMxSource)) + { + case LL_RCC_LPTIM1_CLKSOURCE_LSI: /* LPTIM1 Clock is LSI Osc. */ + if (LL_RCC_LSI_IsReady()) + { + lptim_frequency = LSI_VALUE; + } + break; + + case LL_RCC_LPTIM1_CLKSOURCE_HSI: /* LPTIM1 Clock is HSI Osc. */ + if (LL_RCC_HSI_IsReady()) + { + lptim_frequency = HSI_VALUE; + } + break; + + case LL_RCC_LPTIM1_CLKSOURCE_LSE: /* LPTIM1 Clock is LSE Osc. */ + if (LL_RCC_LSE_IsReady()) + { + lptim_frequency = LSE_VALUE; + } + break; + + case LL_RCC_LPTIM1_CLKSOURCE_PCLK1: /* LPTIM1 Clock is PCLK1 */ + default: + lptim_frequency = RCC_GetPCLK1ClockFreq(RCC_GetHCLKClockFreq(RCC_GetSystemClockFreq())); + break; + } + } + + return lptim_frequency; +} + +#if defined(USB) +/** + * @brief Return USBx clock frequency + * @param USBxSource This parameter can be one of the following values: + * @arg @ref LL_RCC_USB_CLKSOURCE + * @retval USB clock frequency (in Hz) + * @arg @ref LL_RCC_PERIPH_FREQUENCY_NO indicates that oscillator (HSI48) or PLL is not ready + * @arg @ref LL_RCC_PERIPH_FREQUENCY_NA indicates that no clock source selected + */ +uint32_t LL_RCC_GetUSBClockFreq(uint32_t USBxSource) +{ + uint32_t usb_frequency = LL_RCC_PERIPH_FREQUENCY_NO; + + /* Check parameter */ + assert_param(IS_LL_RCC_USB_CLKSOURCE(USBxSource)); + + /* USBCLK clock frequency */ + switch (LL_RCC_GetUSBClockSource(USBxSource)) + { + case LL_RCC_USB_CLKSOURCE_PLL: /* PLL clock used as USB clock source */ + if (LL_RCC_PLL_IsReady()) + { + usb_frequency = RCC_PLL_GetFreqDomain_SYS(); + } + break; + + case LL_RCC_USB_CLKSOURCE_HSI48: /* HSI48 clock used as USB clock source */ + default: + if (LL_RCC_HSI48_IsReady()) + { + usb_frequency = HSI48_VALUE; + } + break; + } + + return usb_frequency; +} +#endif /* USB */ + +/** + * @} + */ + +/** + * @} + */ + +/** @addtogroup RCC_LL_Private_Functions + * @{ + */ + +/** + * @brief Return SYSTEM clock frequency + * @retval SYSTEM clock frequency (in Hz) + */ +uint32_t RCC_GetSystemClockFreq(void) +{ + uint32_t frequency = 0U; + + /* Get SYSCLK source -------------------------------------------------------*/ + switch (LL_RCC_GetSysClkSource()) + { + case LL_RCC_SYS_CLKSOURCE_STATUS_MSI: /* MSI used as system clock source */ + frequency = __LL_RCC_CALC_MSI_FREQ(LL_RCC_MSI_GetRange()); + break; + + case LL_RCC_SYS_CLKSOURCE_STATUS_HSI: /* HSI used as system clock source */ + frequency = HSI_VALUE; + break; + + case LL_RCC_SYS_CLKSOURCE_STATUS_HSE: /* HSE used as system clock source */ + frequency = HSE_VALUE; + break; + + case LL_RCC_SYS_CLKSOURCE_STATUS_PLL: /* PLL used as system clock source */ + frequency = RCC_PLL_GetFreqDomain_SYS(); + break; + + default: + frequency = __LL_RCC_CALC_MSI_FREQ(LL_RCC_MSI_GetRange()); + break; + } + + return frequency; +} + +/** + * @brief Return HCLK clock frequency + * @param SYSCLK_Frequency SYSCLK clock frequency + * @retval HCLK clock frequency (in Hz) + */ +uint32_t RCC_GetHCLKClockFreq(uint32_t SYSCLK_Frequency) +{ + /* HCLK clock frequency */ + return __LL_RCC_CALC_HCLK_FREQ(SYSCLK_Frequency, LL_RCC_GetAHBPrescaler()); +} + +/** + * @brief Return PCLK1 clock frequency + * @param HCLK_Frequency HCLK clock frequency + * @retval PCLK1 clock frequency (in Hz) + */ +uint32_t RCC_GetPCLK1ClockFreq(uint32_t HCLK_Frequency) +{ + /* PCLK1 clock frequency */ + return __LL_RCC_CALC_PCLK1_FREQ(HCLK_Frequency, LL_RCC_GetAPB1Prescaler()); +} + +/** + * @brief Return PCLK2 clock frequency + * @param HCLK_Frequency HCLK clock frequency + * @retval PCLK2 clock frequency (in Hz) + */ +uint32_t RCC_GetPCLK2ClockFreq(uint32_t HCLK_Frequency) +{ + /* PCLK2 clock frequency */ + return __LL_RCC_CALC_PCLK2_FREQ(HCLK_Frequency, LL_RCC_GetAPB2Prescaler()); +} + +/** + * @brief Return PLL clock frequency used for system domain + * @retval PLL clock frequency (in Hz) + */ +uint32_t RCC_PLL_GetFreqDomain_SYS(void) +{ + uint32_t pllinputfreq = 0U, pllsource = 0U; + + /* PLL_VCO = (HSE_VALUE or HSI_VALUE / PLL divider) * PLL Multiplicator */ + + /* Get PLL source */ + pllsource = LL_RCC_PLL_GetMainSource(); + + switch (pllsource) + { + case LL_RCC_PLLSOURCE_HSI: /* HSI used as PLL clock source */ + pllinputfreq = HSI_VALUE; + break; + + case LL_RCC_PLLSOURCE_HSE: /* HSE used as PLL clock source */ + pllinputfreq = HSE_VALUE; + break; + + default: + pllinputfreq = HSI_VALUE; + break; + } + return __LL_RCC_CALC_PLLCLK_FREQ(pllinputfreq, LL_RCC_PLL_GetMultiplicator(), LL_RCC_PLL_GetDivider()); +} +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined(RCC) */ + +/** + * @} + */ + +#endif /* USE_FULL_LL_DRIVER */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_rcc.h b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_rcc.h new file mode 100644 index 0000000000..670a0c20c0 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_rcc.h @@ -0,0 +1,2516 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_rcc.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief Header file of RCC LL module. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L0xx_LL_RCC_H +#define __STM32L0xx_LL_RCC_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined(RCC) + +/** @defgroup RCC_LL RCC + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/** @defgroup RCC_LL_Private_Variables RCC Private Variables + * @{ + */ + +/** + * @} + */ + +/* Private constants ---------------------------------------------------------*/ +/** @defgroup RCC_LL_Private_Constants RCC Private Constants + * @{ + */ +/* Defines used for the bit position in the register and perform offsets*/ +#define RCC_POSITION_HPRE (uint32_t)4U /*!< field position in register RCC_CFGR */ +#define RCC_POSITION_PPRE1 (uint32_t)8U /*!< field position in register RCC_CFGR */ +#define RCC_POSITION_PPRE2 (uint32_t)11U /*!< field position in register RCC_CFGR */ +#define RCC_POSITION_PLLDIV (uint32_t)22U /*!< field position in register RCC_CFGR */ +#define RCC_POSITION_PLLMUL (uint32_t)18U /*!< field position in register RCC_CFGR */ +#define RCC_POSITION_HSICAL (uint32_t)0U /*!< field position in register RCC_ICSCR */ +#define RCC_POSITION_HSITRIM (uint32_t)8U /*!< field position in register RCC_ICSCR */ +#define RCC_POSITION_MSIRANGE (uint32_t)13U /*!< field position in register RCC_ICSCR */ +#define RCC_POSITION_MSICAL (uint32_t)16U /*!< field position in register RCC_ICSCR */ +#define RCC_POSITION_MSITRIM (uint32_t)24U /*!< field position in register RCC_ICSCR */ +#if defined(RCC_HSI48_SUPPORT) +#define RCC_POSITION_HSI48CAL (uint32_t)8U /*!< field position in register RCC_CRRCR */ +#endif /* RCC_HSI48_SUPPORT */ + +/** + * @} + */ + +/* Private macros ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup RCC_LL_Private_Macros RCC Private Macros + * @{ + */ +/** + * @} + */ +#endif /*USE_FULL_LL_DRIVER*/ +/* Exported types ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup RCC_LL_Exported_Types RCC Exported Types + * @{ + */ + +/** @defgroup LL_ES_CLOCK_FREQ Clocks Frequency Structure + * @{ + */ + +/** + * @brief RCC Clocks Frequency Structure + */ +typedef struct +{ + uint32_t SYSCLK_Frequency; /*!< SYSCLK clock frequency */ + uint32_t HCLK_Frequency; /*!< HCLK clock frequency */ + uint32_t PCLK1_Frequency; /*!< PCLK1 clock frequency */ + uint32_t PCLK2_Frequency; /*!< PCLK2 clock frequency */ +} LL_RCC_ClocksTypeDef; + +/** + * @} + */ + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/* Exported constants --------------------------------------------------------*/ +/** @defgroup RCC_LL_Exported_Constants RCC Exported Constants + * @{ + */ + +/** @defgroup RCC_LL_EC_OSC_VALUES Oscillator Values adaptation + * @brief Defines used to adapt values of different oscillators + * @note These values could be modified in the user environment according to + * HW set-up. + * @{ + */ +#if !defined (HSE_VALUE) +#define HSE_VALUE ((uint32_t)8000000U) /*!< Value of the HSE oscillator in Hz */ +#endif /* HSE_VALUE */ + +#if !defined (HSI_VALUE) +#define HSI_VALUE ((uint32_t)16000000U) /*!< Value of the HSI oscillator in Hz */ +#endif /* HSI_VALUE */ + +#if !defined (LSE_VALUE) +#define LSE_VALUE ((uint32_t)32768U) /*!< Value of the LSE oscillator in Hz */ +#endif /* LSE_VALUE */ + +#if !defined (LSI_VALUE) +#define LSI_VALUE ((uint32_t)37000U) /*!< Value of the LSI oscillator in Hz */ +#endif /* LSI_VALUE */ +#if defined(RCC_HSI48_SUPPORT) + +#if !defined (HSI48_VALUE) +#define HSI48_VALUE ((uint32_t)48000000U) /*!< Value of the HSI48 oscillator in Hz */ +#endif /* HSI48_VALUE */ +#endif /* RCC_HSI48_SUPPORT */ +/** + * @} + */ + +/** @defgroup RCC_LL_EC_CLEAR_FLAG Clear Flags Defines + * @brief Flags defines which can be used with LL_RCC_WriteReg function + * @{ + */ +#define LL_RCC_CICR_LSIRDYC RCC_CICR_LSIRDYC /*!< LSI Ready Interrupt Clear */ +#define LL_RCC_CICR_LSERDYC RCC_CICR_LSERDYC /*!< LSE Ready Interrupt Clear */ +#define LL_RCC_CICR_HSIRDYC RCC_CICR_HSIRDYC /*!< HSI Ready Interrupt Clear */ +#define LL_RCC_CICR_HSERDYC RCC_CICR_HSERDYC /*!< HSE Ready Interrupt Clear */ +#define LL_RCC_CICR_PLLRDYC RCC_CICR_PLLRDYC /*!< PLL Ready Interrupt Clear */ +#define LL_RCC_CICR_MSIRDYC RCC_CICR_MSIRDYC /*!< MSI Ready Interrupt Clear */ +#if defined(RCC_HSI48_SUPPORT) +#define LL_RCC_CICR_HSI48RDYC RCC_CICR_HSI48RDYC /*!< HSI48 Ready Interrupt Clear */ +#endif /* RCC_HSI48_SUPPORT */ +#define LL_RCC_CICR_LSECSSC RCC_CICR_LSECSSC /*!< LSE Clock Security System Interrupt Clear */ +#define LL_RCC_CICR_CSSC RCC_CICR_CSSC /*!< Clock Security System Interrupt Clear */ +/** + * @} + */ + +/** @defgroup RCC_LL_EC_GET_FLAG Get Flags Defines + * @brief Flags defines which can be used with LL_RCC_ReadReg function + * @{ + */ +#define LL_RCC_CIFR_LSIRDYF RCC_CIFR_LSIRDYF /*!< LSI Ready Interrupt flag */ +#define LL_RCC_CIFR_LSERDYF RCC_CIFR_LSERDYF /*!< LSE Ready Interrupt flag */ +#define LL_RCC_CIFR_HSIRDYF RCC_CIFR_HSIRDYF /*!< HSI Ready Interrupt flag */ +#define LL_RCC_CIFR_HSERDYF RCC_CIFR_HSERDYF /*!< HSE Ready Interrupt flag */ +#define LL_RCC_CIFR_PLLRDYF RCC_CIFR_PLLRDYF /*!< PLL Ready Interrupt flag */ +#define LL_RCC_CIFR_MSIRDYF RCC_CIFR_MSIRDYF /*!< MSI Ready Interrupt flag */ +#if defined(RCC_HSI48_SUPPORT) +#define LL_RCC_CIFR_HSI48RDYF RCC_CIFR_HSI48RDYF /*!< HSI48 Ready Interrupt flag */ +#endif /* RCC_HSI48_SUPPORT */ +#define LL_RCC_CIFR_LSECSSF RCC_CIFR_LSECSSF /*!< LSE Clock Security System Interrupt flag */ +#define LL_RCC_CIFR_CSSF RCC_CIFR_CSSF /*!< Clock Security System Interrupt flag */ +#define LL_RCC_CSR_FWRSTF RCC_CSR_FWRSTF /*!< Firewall reset flag */ +#define LL_RCC_CSR_OBLRSTF RCC_CSR_OBLRSTF /*!< OBL reset flag */ +#define LL_RCC_CSR_PINRSTF RCC_CSR_PINRSTF /*!< PIN reset flag */ +#define LL_RCC_CSR_PORRSTF RCC_CSR_PORRSTF /*!< POR/PDR reset flag */ +#define LL_RCC_CSR_SFTRSTF RCC_CSR_SFTRSTF /*!< Software Reset flag */ +#define LL_RCC_CSR_IWDGRSTF RCC_CSR_IWDGRSTF /*!< Independent Watchdog reset flag */ +#define LL_RCC_CSR_WWDGRSTF RCC_CSR_WWDGRSTF /*!< Window watchdog reset flag */ +#define LL_RCC_CSR_LPWRRSTF RCC_CSR_LPWRRSTF /*!< Low-Power reset flag */ +/** + * @} + */ + +/** @defgroup RCC_LL_EC_IT IT Defines + * @brief IT defines which can be used with LL_RCC_ReadReg and LL_RCC_WriteReg functions + * @{ + */ +#define LL_RCC_CIER_LSIRDYIE RCC_CIER_LSIRDYIE /*!< LSI Ready Interrupt Enable */ +#define LL_RCC_CIER_LSERDYIE RCC_CIER_LSERDYIE /*!< LSE Ready Interrupt Enable */ +#define LL_RCC_CIER_HSIRDYIE RCC_CIER_HSIRDYIE /*!< HSI Ready Interrupt Enable */ +#define LL_RCC_CIER_HSERDYIE RCC_CIER_HSERDYIE /*!< HSE Ready Interrupt Enable */ +#define LL_RCC_CIER_PLLRDYIE RCC_CIER_PLLRDYIE /*!< PLL Ready Interrupt Enable */ +#define LL_RCC_CIER_MSIRDYIE RCC_CIER_MSIRDYIE /*!< MSI Ready Interrupt Enable */ +#if defined(RCC_HSI48_SUPPORT) +#define LL_RCC_CIER_HSI48RDYIE RCC_CIER_HSI48RDYIE /*!< HSI48 Ready Interrupt Enable */ +#endif /* RCC_HSI48_SUPPORT */ +#define LL_RCC_CIER_LSECSSIE RCC_CIER_LSECSSIE /*!< LSE CSS Interrupt Enable */ +/** + * @} + */ + +/** @defgroup RCC_LL_EC_LSEDRIVE LSE oscillator drive capability + * @{ + */ +#define LL_RCC_LSEDRIVE_LOW ((uint32_t)0x00000000U) /*!< Xtal mode lower driving capability */ +#define LL_RCC_LSEDRIVE_MEDIUMLOW RCC_CSR_LSEDRV_0 /*!< Xtal mode medium low driving capability */ +#define LL_RCC_LSEDRIVE_MEDIUMHIGH RCC_CSR_LSEDRV_1 /*!< Xtal mode medium high driving capability */ +#define LL_RCC_LSEDRIVE_HIGH RCC_CSR_LSEDRV /*!< Xtal mode higher driving capability */ +/** + * @} + */ + +/** @defgroup RCC_LL_EC_RTC_HSE_DIV RTC HSE Prescaler + * @{ + */ +#define LL_RCC_RTC_HSE_DIV_2 (uint32_t)0x00000000U/*!< HSE is divided by 2 for RTC clock */ +#define LL_RCC_RTC_HSE_DIV_4 RCC_CR_RTCPRE_0 /*!< HSE is divided by 4 for RTC clock */ +#define LL_RCC_RTC_HSE_DIV_8 RCC_CR_RTCPRE_1 /*!< HSE is divided by 8 for RTC clock */ +#define LL_RCC_RTC_HSE_DIV_16 RCC_CR_RTCPRE /*!< HSE is divided by 16 for RTC clock */ +/** + * @} + */ + +/** @defgroup RCC_LL_EC_MSIRANGE MSI clock ranges + * @{ + */ +#define LL_RCC_MSIRANGE_0 RCC_ICSCR_MSIRANGE_0 /*!< MSI = 65.536 KHz */ +#define LL_RCC_MSIRANGE_1 RCC_ICSCR_MSIRANGE_1 /*!< MSI = 131.072 KHz*/ +#define LL_RCC_MSIRANGE_2 RCC_ICSCR_MSIRANGE_2 /*!< MSI = 262.144 KHz */ +#define LL_RCC_MSIRANGE_3 RCC_ICSCR_MSIRANGE_3 /*!< MSI = 524.288 KHz */ +#define LL_RCC_MSIRANGE_4 RCC_ICSCR_MSIRANGE_4 /*!< MSI = 1.048 MHz */ +#define LL_RCC_MSIRANGE_5 RCC_ICSCR_MSIRANGE_5 /*!< MSI = 2.097 MHz */ +#define LL_RCC_MSIRANGE_6 RCC_ICSCR_MSIRANGE_6 /*!< MSI = 4.194 MHz */ +/** + * @} + */ + +/** @defgroup RCC_LL_EC_SYS_CLKSOURCE System clock switch + * @{ + */ +#define LL_RCC_SYS_CLKSOURCE_MSI RCC_CFGR_SW_MSI /*!< MSI selection as system clock */ +#define LL_RCC_SYS_CLKSOURCE_HSI RCC_CFGR_SW_HSI /*!< HSI selection as system clock */ +#define LL_RCC_SYS_CLKSOURCE_HSE RCC_CFGR_SW_HSE /*!< HSE selection as system clock */ +#define LL_RCC_SYS_CLKSOURCE_PLL RCC_CFGR_SW_PLL /*!< PLL selection as system clock */ +/** + * @} + */ + +/** @defgroup RCC_LL_EC_SYS_CLKSOURCE_STATUS System clock switch status + * @{ + */ +#define LL_RCC_SYS_CLKSOURCE_STATUS_MSI RCC_CFGR_SWS_MSI /*!< MSI used as system clock */ +#define LL_RCC_SYS_CLKSOURCE_STATUS_HSI RCC_CFGR_SWS_HSI /*!< HSI used as system clock */ +#define LL_RCC_SYS_CLKSOURCE_STATUS_HSE RCC_CFGR_SWS_HSE /*!< HSE used as system clock */ +#define LL_RCC_SYS_CLKSOURCE_STATUS_PLL RCC_CFGR_SWS_PLL /*!< PLL used as system clock */ +/** + * @} + */ + +/** @defgroup RCC_LL_EC_SYSCLK_DIV AHB prescaler + * @{ + */ +#define LL_RCC_SYSCLK_DIV_1 RCC_CFGR_HPRE_DIV1 /*!< SYSCLK not divided */ +#define LL_RCC_SYSCLK_DIV_2 RCC_CFGR_HPRE_DIV2 /*!< SYSCLK divided by 2 */ +#define LL_RCC_SYSCLK_DIV_4 RCC_CFGR_HPRE_DIV4 /*!< SYSCLK divided by 4 */ +#define LL_RCC_SYSCLK_DIV_8 RCC_CFGR_HPRE_DIV8 /*!< SYSCLK divided by 8 */ +#define LL_RCC_SYSCLK_DIV_16 RCC_CFGR_HPRE_DIV16 /*!< SYSCLK divided by 16 */ +#define LL_RCC_SYSCLK_DIV_64 RCC_CFGR_HPRE_DIV64 /*!< SYSCLK divided by 64 */ +#define LL_RCC_SYSCLK_DIV_128 RCC_CFGR_HPRE_DIV128 /*!< SYSCLK divided by 128 */ +#define LL_RCC_SYSCLK_DIV_256 RCC_CFGR_HPRE_DIV256 /*!< SYSCLK divided by 256 */ +#define LL_RCC_SYSCLK_DIV_512 RCC_CFGR_HPRE_DIV512 /*!< SYSCLK divided by 512 */ +/** + * @} + */ + +/** @defgroup RCC_LL_EC_APB1_DIV APB low-speed prescaler (APB1) + * @{ + */ +#define LL_RCC_APB1_DIV_1 RCC_CFGR_PPRE1_DIV1 /*!< HCLK not divided */ +#define LL_RCC_APB1_DIV_2 RCC_CFGR_PPRE1_DIV2 /*!< HCLK divided by 2 */ +#define LL_RCC_APB1_DIV_4 RCC_CFGR_PPRE1_DIV4 /*!< HCLK divided by 4 */ +#define LL_RCC_APB1_DIV_8 RCC_CFGR_PPRE1_DIV8 /*!< HCLK divided by 8 */ +#define LL_RCC_APB1_DIV_16 RCC_CFGR_PPRE1_DIV16 /*!< HCLK divided by 16 */ +/** + * @} + */ + +/** @defgroup RCC_LL_EC_APB2_DIV APB high-speed prescaler (APB2) + * @{ + */ +#define LL_RCC_APB2_DIV_1 RCC_CFGR_PPRE2_DIV1 /*!< HCLK not divided */ +#define LL_RCC_APB2_DIV_2 RCC_CFGR_PPRE2_DIV2 /*!< HCLK divided by 2 */ +#define LL_RCC_APB2_DIV_4 RCC_CFGR_PPRE2_DIV4 /*!< HCLK divided by 4 */ +#define LL_RCC_APB2_DIV_8 RCC_CFGR_PPRE2_DIV8 /*!< HCLK divided by 8 */ +#define LL_RCC_APB2_DIV_16 RCC_CFGR_PPRE2_DIV16 /*!< HCLK divided by 16 */ +/** + * @} + */ + +/** @defgroup RCC_LL_EC_STOP_WAKEUPCLOCK Wakeup from Stop and CSS backup clock selection + * @{ + */ +#define LL_RCC_STOP_WAKEUPCLOCK_MSI ((uint32_t)0x00000000U) /*!< MSI selection after wake-up from STOP */ +#define LL_RCC_STOP_WAKEUPCLOCK_HSI RCC_CFGR_STOPWUCK /*!< HSI selection after wake-up from STOP */ +/** + * @} + */ + +/** @defgroup RCC_LL_EC_MCO1SOURCE MCO1 SOURCE selection + * @{ + */ +#define LL_RCC_MCO1SOURCE_NOCLOCK RCC_CFGR_MCOSEL_NOCLOCK /*!< MCO output disabled, no clock on MCO */ +#define LL_RCC_MCO1SOURCE_SYSCLK RCC_CFGR_MCOSEL_SYSCLK /*!< SYSCLK selection as MCO source */ +#define LL_RCC_MCO1SOURCE_HSI RCC_CFGR_MCOSEL_HSI /*!< HSI selection as MCO source */ +#define LL_RCC_MCO1SOURCE_MSI RCC_CFGR_MCOSEL_MSI /*!< MSI selection as MCO source */ +#define LL_RCC_MCO1SOURCE_HSE RCC_CFGR_MCOSEL_HSE /*!< HSE selection as MCO source */ +#define LL_RCC_MCO1SOURCE_LSI RCC_CFGR_MCOSEL_LSI /*!< LSI selection as MCO source */ +#define LL_RCC_MCO1SOURCE_LSE RCC_CFGR_MCOSEL_LSE /*!< LSE selection as MCO source */ +#if defined(RCC_CFGR_MCOSEL_HSI48) +#define LL_RCC_MCO1SOURCE_HSI48 RCC_CFGR_MCOSEL_HSI48 /*!< HSI48 selection as MCO source */ +#endif /* RCC_CFGR_MCOSEL_HSI48 */ +#define LL_RCC_MCO1SOURCE_PLLCLK RCC_CFGR_MCOSEL_PLL /*!< PLLCLK selection as MCO source */ +/** + * @} + */ + +/** @defgroup RCC_LL_EC_MCO1_DIV MCO1 prescaler + * @{ + */ +#define LL_RCC_MCO1_DIV_1 RCC_CFGR_MCOPRE_DIV1 /*!< MCO Clock divided by 1 */ +#define LL_RCC_MCO1_DIV_2 RCC_CFGR_MCOPRE_DIV2 /*!< MCO Clock divided by 2 */ +#define LL_RCC_MCO1_DIV_4 RCC_CFGR_MCOPRE_DIV4 /*!< MCO Clock divided by 4 */ +#define LL_RCC_MCO1_DIV_8 RCC_CFGR_MCOPRE_DIV8 /*!< MCO Clock divided by 8 */ +#define LL_RCC_MCO1_DIV_16 RCC_CFGR_MCOPRE_DIV16 /*!< MCO Clock divided by 16 */ +/** + * @} + */ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup RCC_LL_EC_PERIPH_FREQUENCY Peripheral clock frequency + * @{ + */ +#define LL_RCC_PERIPH_FREQUENCY_NO (uint32_t)0x00000000U /*!< No clock enabled for the peripheral */ +#define LL_RCC_PERIPH_FREQUENCY_NA (uint32_t)0xFFFFFFFFU /*!< Frequency cannot be provided as external clock */ +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** @defgroup RCC_LL_EC_USART1_CLKSOURCE Peripheral USART clock source selection + * @{ + */ +#if defined(RCC_CCIPR_USART1SEL) +#define LL_RCC_USART1_CLKSOURCE_PCLK2 (uint32_t)((RCC_CCIPR_USART1SEL << 16U) | 0x00000000U) /*!< PCLK2 selected as USART1 clock */ +#define LL_RCC_USART1_CLKSOURCE_SYSCLK (uint32_t)((RCC_CCIPR_USART1SEL << 16U) | RCC_CCIPR_USART1SEL_0) /*!< SYSCLK selected as USART1 clock */ +#define LL_RCC_USART1_CLKSOURCE_HSI (uint32_t)((RCC_CCIPR_USART1SEL << 16U) | RCC_CCIPR_USART1SEL_1) /*!< HSI selected as USART1 clock */ +#define LL_RCC_USART1_CLKSOURCE_LSE (uint32_t)((RCC_CCIPR_USART1SEL << 16U) | RCC_CCIPR_USART1SEL) /*!< LSE selected as USART1 clock*/ +#endif /* RCC_CCIPR_USART1SEL */ +#define LL_RCC_USART2_CLKSOURCE_PCLK1 (uint32_t)((RCC_CCIPR_USART2SEL << 16U) | 0x00000000U) /*!< PCLK1 selected as USART2 clock */ +#define LL_RCC_USART2_CLKSOURCE_SYSCLK (uint32_t)((RCC_CCIPR_USART2SEL << 16U) | RCC_CCIPR_USART2SEL_0) /*!< SYSCLK selected as USART2 clock */ +#define LL_RCC_USART2_CLKSOURCE_HSI (uint32_t)((RCC_CCIPR_USART2SEL << 16U) | RCC_CCIPR_USART2SEL_1) /*!< HSI selected as USART2 clock */ +#define LL_RCC_USART2_CLKSOURCE_LSE (uint32_t)((RCC_CCIPR_USART2SEL << 16U) | RCC_CCIPR_USART2SEL) /*!< LSE selected as USART2 clock*/ +/** + * @} + */ + + + +/** @defgroup RCC_LL_EC_LPUART1_CLKSOURCE Peripheral LPUART clock source selection + * @{ + */ +#define LL_RCC_LPUART1_CLKSOURCE_PCLK1 (uint32_t)0x00000000U /*!< PCLK1 selected as LPUART1 clock */ +#define LL_RCC_LPUART1_CLKSOURCE_SYSCLK RCC_CCIPR_LPUART1SEL_0 /*!< SYSCLK selected as LPUART1 clock */ +#define LL_RCC_LPUART1_CLKSOURCE_HSI RCC_CCIPR_LPUART1SEL_1 /*!< HSI selected as LPUART1 clock */ +#define LL_RCC_LPUART1_CLKSOURCE_LSE RCC_CCIPR_LPUART1SEL /*!< LSE selected as LPUART1 clock*/ +/** + * @} + */ + +/** @defgroup RCC_LL_EC_I2C1_CLKSOURCE Peripheral I2C clock source selection + * @{ + */ +#define LL_RCC_I2C1_CLKSOURCE_PCLK1 (uint32_t)((RCC_CCIPR_I2C1SEL << 4U) | (0x00000000U >> 4U)) /*!< PCLK1 selected as I2C1 clock */ +#define LL_RCC_I2C1_CLKSOURCE_SYSCLK (uint32_t)((RCC_CCIPR_I2C1SEL << 4U) | (RCC_CCIPR_I2C1SEL_0 >> 4U)) /*!< SYSCLK selected as I2C1 clock */ +#define LL_RCC_I2C1_CLKSOURCE_HSI (uint32_t)((RCC_CCIPR_I2C1SEL << 4U) | (RCC_CCIPR_I2C1SEL_1 >> 4U)) /*!< HSI selected as I2C1 clock */ +#if defined(RCC_CCIPR_I2C3SEL) +#define LL_RCC_I2C3_CLKSOURCE_PCLK1 (uint32_t)((RCC_CCIPR_I2C3SEL << 4U) | (0x00000000U >> 4U)) /*!< PCLK1 selected as I2C3 clock */ +#define LL_RCC_I2C3_CLKSOURCE_SYSCLK (uint32_t)((RCC_CCIPR_I2C3SEL << 4U) | (RCC_CCIPR_I2C3SEL_0 >> 4U)) /*!< SYSCLK selected as I2C3 clock */ +#define LL_RCC_I2C3_CLKSOURCE_HSI (uint32_t)((RCC_CCIPR_I2C3SEL << 4U) | (RCC_CCIPR_I2C3SEL_1 >> 4U)) /*!< HSI selected as I2C3 clock */ +#endif /*RCC_CCIPR_I2C3SEL*/ +/** + * @} + */ + +/** @defgroup RCC_LL_EC_LPTIM1_CLKSOURCE Peripheral LPTIM clock source selection + * @{ + */ +#define LL_RCC_LPTIM1_CLKSOURCE_PCLK1 (uint32_t)(0x00000000U) /*!< PCLK1 selected as LPTIM1 clock */ +#define LL_RCC_LPTIM1_CLKSOURCE_LSI (uint32_t)RCC_CCIPR_LPTIM1SEL_0 /*!< LSI selected as LPTIM1 clock */ +#define LL_RCC_LPTIM1_CLKSOURCE_HSI (uint32_t)RCC_CCIPR_LPTIM1SEL_1 /*!< HSI selected as LPTIM1 clock */ +#define LL_RCC_LPTIM1_CLKSOURCE_LSE (uint32_t)RCC_CCIPR_LPTIM1SEL /*!< LSE selected as LPTIM1 clock*/ +/** + * @} + */ + +#if defined(RCC_CCIPR_HSI48SEL) + +#if defined(RNG) +/** @defgroup RCC_LL_EC_RNG_CLKSOURCE Peripheral RNG clock source selection + * @{ + */ +#define LL_RCC_RNG_CLKSOURCE_PLL (uint32_t)(0x00000000U) /*!< PLL selected as RNG clock */ +#define LL_RCC_RNG_CLKSOURCE_HSI48 (uint32_t)(RCC_CCIPR_HSI48SEL) /*!< HSI48 selected as RNG clock*/ +/** + * @} + */ +#endif /* RNG */ +#if defined(USB) +/** @defgroup RCC_LL_EC_USB_CLKSOURCE Peripheral USB clock source selection + * @{ + */ +#define LL_RCC_USB_CLKSOURCE_PLL (uint32_t)(0x00000000U) /*!< PLL selected as USB clock */ +#define LL_RCC_USB_CLKSOURCE_HSI48 (uint32_t)(RCC_CCIPR_HSI48SEL) /*!< HSI48 selected as USB clock*/ +/** + * @} + */ + +#endif /* USB */ +#endif /* RCC_CCIPR_HSI48SEL */ + + +/** @defgroup RCC_LL_EC_USART1 Peripheral USART get clock source + * @{ + */ +#if defined(RCC_CCIPR_USART1SEL) +#define LL_RCC_USART1_CLKSOURCE RCC_CCIPR_USART1SEL /*!< USART1 clock source selection bits */ +#endif /* RCC_CCIPR_USART1SEL */ +#define LL_RCC_USART2_CLKSOURCE RCC_CCIPR_USART2SEL /*!< USART2 clock source selection bits */ +/** + * @} + */ + + +/** @defgroup RCC_LL_EC_LPUART1 Peripheral LPUART get clock source + * @{ + */ +#define LL_RCC_LPUART1_CLKSOURCE RCC_CCIPR_LPUART1SEL /*!< LPUART1 clock source selection bits */ +/** + * @} + */ + +/** @defgroup RCC_LL_EC_I2C1 Peripheral I2C get clock source + * @{ + */ +#define LL_RCC_I2C1_CLKSOURCE RCC_CCIPR_I2C1SEL /*!< I2C1 clock source selection bits */ +#if defined(RCC_CCIPR_I2C3SEL) +#define LL_RCC_I2C3_CLKSOURCE RCC_CCIPR_I2C3SEL /*!< I2C3 clock source selection bits */ +#endif /*RCC_CCIPR_I2C3SEL*/ +/** + * @} + */ + +/** @defgroup RCC_LL_EC_LPTIM1 Peripheral LPTIM get clock source + * @{ + */ +#define LL_RCC_LPTIM1_CLKSOURCE RCC_CCIPR_LPTIM1SEL /*!< LPTIM1 clock source selection bits */ +/** + * @} + */ + +#if defined(RCC_CCIPR_HSI48SEL) +#if defined(RNG) +/** @defgroup RCC_LL_EC_RNG Peripheral RNG get clock source + * @{ + */ +#define LL_RCC_RNG_CLKSOURCE RCC_CCIPR_HSI48SEL /*!< HSI48 RC clock source selection bit for RNG*/ +/** + * @} + */ +#endif /* RNG */ + +#if defined(USB) +/** @defgroup RCC_LL_EC_USB Peripheral USB get clock source + * @{ + */ +#define LL_RCC_USB_CLKSOURCE RCC_CCIPR_HSI48SEL /*!< HSI48 RC clock source selection bit for USB*/ +/** + * @} + */ + +#endif /* USB */ +#endif /* RCC_CCIPR_HSI48SEL */ + +/** @defgroup RCC_LL_EC_RTC_CLKSOURCE RTC clock source selection + * @{ + */ +#define LL_RCC_RTC_CLKSOURCE_NONE (uint32_t)0x00000000U /*!< No clock used as RTC clock */ +#define LL_RCC_RTC_CLKSOURCE_LSE RCC_CSR_RTCSEL_LSE /*!< LSE oscillator clock used as RTC clock */ +#define LL_RCC_RTC_CLKSOURCE_LSI RCC_CSR_RTCSEL_LSI /*!< LSI oscillator clock used as RTC clock */ +#define LL_RCC_RTC_CLKSOURCE_HSE RCC_CSR_RTCSEL_HSE /*!< HSE oscillator clock divided by a programmable prescaler + (selection through @ref LL_RCC_SetRTC_HSEPrescaler function ) */ +/** + * @} + */ + +/** @defgroup RCC_LL_EC_PLL_MUL PLL Multiplicator factor + * @{ + */ +#define LL_RCC_PLL_MUL_3 RCC_CFGR_PLLMUL3 /*!< PLL input clock * 3 */ +#define LL_RCC_PLL_MUL_4 RCC_CFGR_PLLMUL4 /*!< PLL input clock * 4 */ +#define LL_RCC_PLL_MUL_6 RCC_CFGR_PLLMUL6 /*!< PLL input clock * 6 */ +#define LL_RCC_PLL_MUL_8 RCC_CFGR_PLLMUL8 /*!< PLL input clock * 8 */ +#define LL_RCC_PLL_MUL_12 RCC_CFGR_PLLMUL12 /*!< PLL input clock * 12 */ +#define LL_RCC_PLL_MUL_16 RCC_CFGR_PLLMUL16 /*!< PLL input clock * 16 */ +#define LL_RCC_PLL_MUL_24 RCC_CFGR_PLLMUL24 /*!< PLL input clock * 24 */ +#define LL_RCC_PLL_MUL_32 RCC_CFGR_PLLMUL32 /*!< PLL input clock * 32 */ +#define LL_RCC_PLL_MUL_48 RCC_CFGR_PLLMUL48 /*!< PLL input clock * 48 */ +/** + * @} + */ + +/** @defgroup RCC_LL_EC_PLL_DIV PLL division factor + * @{ + */ +#define LL_RCC_PLL_DIV_2 RCC_CFGR_PLLDIV2 /*!< PLL clock output = PLLVCO / 2 */ +#define LL_RCC_PLL_DIV_3 RCC_CFGR_PLLDIV3 /*!< PLL clock output = PLLVCO / 3 */ +#define LL_RCC_PLL_DIV_4 RCC_CFGR_PLLDIV4 /*!< PLL clock output = PLLVCO / 4 */ +/** + * @} + */ + +/** @defgroup RCC_LL_EC_PLLSOURCE PLL SOURCE + * @{ + */ +#define LL_RCC_PLLSOURCE_HSI RCC_CFGR_PLLSRC_HSI /*!< HSI clock selected as PLL entry clock source */ +#define LL_RCC_PLLSOURCE_HSE RCC_CFGR_PLLSRC_HSE /*!< HSE clock selected as PLL entry clock source */ +/** + * @} + */ + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/** @defgroup RCC_LL_Exported_Macros RCC Exported Macros + * @{ + */ + +/** @defgroup RCC_LL_EM_WRITE_READ Common Write and read registers Macros + * @{ + */ + +/** + * @brief Write a value in RCC register + * @param __REG__ Register to be written + * @param __VALUE__ Value to be written in the register + * @retval None + */ +#define LL_RCC_WriteReg(__REG__, __VALUE__) WRITE_REG(RCC->__REG__, (__VALUE__)) + +/** + * @brief Read a value in RCC register + * @param __REG__ Register to be read + * @retval Register value + */ +#define LL_RCC_ReadReg(__REG__) READ_REG(RCC->__REG__) +/** + * @} + */ + +/** @defgroup RCC_LL_EM_CALC_FREQ Calculate frequencies + * @{ + */ + +/** + * @brief Helper macro to calculate the PLLCLK frequency + * @note ex: @ref __LL_RCC_CALC_PLLCLK_FREQ (HSE_VALUE, + * @ref LL_RCC_PLL_GetMultiplicator (), + * @ref LL_RCC_PLL_GetDivider ()); + * @param __INPUTFREQ__ PLL Input frequency (based on MSI/HSE/HSI) + * @param __PLLMUL__ This parameter can be one of the following values: + * @arg @ref LL_RCC_PLL_MUL_3 + * @arg @ref LL_RCC_PLL_MUL_4 + * @arg @ref LL_RCC_PLL_MUL_6 + * @arg @ref LL_RCC_PLL_MUL_8 + * @arg @ref LL_RCC_PLL_MUL_12 + * @arg @ref LL_RCC_PLL_MUL_16 + * @arg @ref LL_RCC_PLL_MUL_24 + * @arg @ref LL_RCC_PLL_MUL_32 + * @arg @ref LL_RCC_PLL_MUL_48 + * @param __PLLDIV__ This parameter can be one of the following values: + * @arg @ref LL_RCC_PLL_DIV_2 + * @arg @ref LL_RCC_PLL_DIV_3 + * @arg @ref LL_RCC_PLL_DIV_4 + * @retval PLL clock frequency (in Hz) + */ +#define __LL_RCC_CALC_PLLCLK_FREQ(__INPUTFREQ__, __PLLMUL__, __PLLDIV__) ((__INPUTFREQ__) * (PLLMulTable[(__PLLMUL__) >> RCC_POSITION_PLLMUL]) / (((__PLLDIV__) >> RCC_POSITION_PLLDIV)+1U)) + +/** + * @brief Helper macro to calculate the HCLK frequency + * @note: __AHBPRESCALER__ be retrieved by @ref LL_RCC_GetAHBPrescaler + * ex: __LL_RCC_CALC_HCLK_FREQ(LL_RCC_GetAHBPrescaler()) + * @param __SYSCLKFREQ__ SYSCLK frequency (based on MSI/HSE/HSI/PLLCLK) + * @param __AHBPRESCALER__: This parameter can be one of the following values: + * @arg @ref LL_RCC_SYSCLK_DIV_1 + * @arg @ref LL_RCC_SYSCLK_DIV_2 + * @arg @ref LL_RCC_SYSCLK_DIV_4 + * @arg @ref LL_RCC_SYSCLK_DIV_8 + * @arg @ref LL_RCC_SYSCLK_DIV_16 + * @arg @ref LL_RCC_SYSCLK_DIV_64 + * @arg @ref LL_RCC_SYSCLK_DIV_128 + * @arg @ref LL_RCC_SYSCLK_DIV_256 + * @arg @ref LL_RCC_SYSCLK_DIV_512 + * @retval HCLK clock frequency (in Hz) + */ +#define __LL_RCC_CALC_HCLK_FREQ(__SYSCLKFREQ__, __AHBPRESCALER__) ((__SYSCLKFREQ__) >> AHBPrescTable[((__AHBPRESCALER__) & RCC_CFGR_HPRE) >> RCC_POSITION_HPRE]) + +/** + * @brief Helper macro to calculate the PCLK1 frequency (ABP1) + * @note: __APB1PRESCALER__ be retrieved by @ref LL_RCC_GetAPB1Prescaler + * ex: __LL_RCC_CALC_PCLK1_FREQ(LL_RCC_GetAPB1Prescaler()) + * @param __HCLKFREQ__ HCLK frequency + * @param __APB1PRESCALER__: This parameter can be one of the following values: + * @arg @ref LL_RCC_APB1_DIV_1 + * @arg @ref LL_RCC_APB1_DIV_2 + * @arg @ref LL_RCC_APB1_DIV_4 + * @arg @ref LL_RCC_APB1_DIV_8 + * @arg @ref LL_RCC_APB1_DIV_16 + * @retval PCLK1 clock frequency (in Hz) + */ +#define __LL_RCC_CALC_PCLK1_FREQ(__HCLKFREQ__, __APB1PRESCALER__) ((__HCLKFREQ__) >> APBPrescTable[(__APB1PRESCALER__) >> RCC_POSITION_PPRE1]) + +/** + * @brief Helper macro to calculate the PCLK2 frequency (ABP2) + * @note: __APB2PRESCALER__ be retrieved by @ref LL_RCC_GetAPB2Prescaler + * ex: __LL_RCC_CALC_PCLK2_FREQ(LL_RCC_GetAPB2Prescaler()) + * @param __HCLKFREQ__ HCLK frequency + * @param __APB2PRESCALER__: This parameter can be one of the following values: + * @arg @ref LL_RCC_APB2_DIV_1 + * @arg @ref LL_RCC_APB2_DIV_2 + * @arg @ref LL_RCC_APB2_DIV_4 + * @arg @ref LL_RCC_APB2_DIV_8 + * @arg @ref LL_RCC_APB2_DIV_16 + * @retval PCLK2 clock frequency (in Hz) + */ +#define __LL_RCC_CALC_PCLK2_FREQ(__HCLKFREQ__, __APB2PRESCALER__) ((__HCLKFREQ__) >> APBPrescTable[(__APB2PRESCALER__) >> RCC_POSITION_PPRE2]) + +/** + * @brief Helper macro to calculate the MSI frequency (in Hz) + * @note: __MSIRANGE__can be retrieved by @ref LL_RCC_MSI_GetRange + * ex: __LL_RCC_CALC_MSI_FREQ(LL_RCC_MSI_GetRange()) + * @param __MSIRANGE__: This parameter can be one of the following values: + * @arg @ref LL_RCC_MSIRANGE_0 + * @arg @ref LL_RCC_MSIRANGE_1 + * @arg @ref LL_RCC_MSIRANGE_2 + * @arg @ref LL_RCC_MSIRANGE_3 + * @arg @ref LL_RCC_MSIRANGE_4 + * @arg @ref LL_RCC_MSIRANGE_5 + * @arg @ref LL_RCC_MSIRANGE_6 + * @retval MSI clock frequency (in Hz) + */ +#define __LL_RCC_CALC_MSI_FREQ(__MSIRANGE__) ((32768U * ( 1U << (((__MSIRANGE__) >> RCC_POSITION_MSIRANGE) + 1U)))) + +/** + * @} + */ + +/** + * @} + */ + +/* Exported functions --------------------------------------------------------*/ +/** @defgroup RCC_LL_Exported_Functions RCC Exported Functions + * @{ + */ + +/** @defgroup RCC_LL_EF_HSE HSE + * @{ + */ + +#if defined(RCC_HSECSS_SUPPORT) +/** + * @brief Enable the Clock Security System. + * @rmtoll CR CSSHSEON LL_RCC_HSE_EnableCSS + * @retval None + */ +__STATIC_INLINE void LL_RCC_HSE_EnableCSS(void) +{ + SET_BIT(RCC->CR, RCC_CR_CSSON); +} +#endif /* RCC_HSECSS_SUPPORT */ + +/** + * @brief Enable HSE external oscillator (HSE Bypass) + * @rmtoll CR HSEBYP LL_RCC_HSE_EnableBypass + * @retval None + */ +__STATIC_INLINE void LL_RCC_HSE_EnableBypass(void) +{ + SET_BIT(RCC->CR, RCC_CR_HSEBYP); +} + +/** + * @brief Disable HSE external oscillator (HSE Bypass) + * @rmtoll CR HSEBYP LL_RCC_HSE_DisableBypass + * @retval None + */ +__STATIC_INLINE void LL_RCC_HSE_DisableBypass(void) +{ + CLEAR_BIT(RCC->CR, RCC_CR_HSEBYP); +} + +/** + * @brief Enable HSE crystal oscillator (HSE ON) + * @rmtoll CR HSEON LL_RCC_HSE_Enable + * @retval None + */ +__STATIC_INLINE void LL_RCC_HSE_Enable(void) +{ + SET_BIT(RCC->CR, RCC_CR_HSEON); +} + +/** + * @brief Disable HSE crystal oscillator (HSE ON) + * @rmtoll CR HSEON LL_RCC_HSE_Disable + * @retval None + */ +__STATIC_INLINE void LL_RCC_HSE_Disable(void) +{ + CLEAR_BIT(RCC->CR, RCC_CR_HSEON); +} + +/** + * @brief Check if HSE oscillator Ready + * @rmtoll CR HSERDY LL_RCC_HSE_IsReady + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_HSE_IsReady(void) +{ + return (READ_BIT(RCC->CR, RCC_CR_HSERDY) == (RCC_CR_HSERDY)); +} + +/** + * @brief Configure the RTC prescaler (divider) + * @rmtoll CR RTCPRE LL_RCC_SetRTC_HSEPrescaler + * @param Div This parameter can be one of the following values: + * @arg @ref LL_RCC_RTC_HSE_DIV_2 + * @arg @ref LL_RCC_RTC_HSE_DIV_4 + * @arg @ref LL_RCC_RTC_HSE_DIV_8 + * @arg @ref LL_RCC_RTC_HSE_DIV_16 + * @retval None + */ +__STATIC_INLINE void LL_RCC_SetRTC_HSEPrescaler(uint32_t Div) +{ + MODIFY_REG(RCC->CR, RCC_CR_RTCPRE, Div); +} + +/** + * @brief Get the RTC divider (prescaler) + * @rmtoll CR RTCPRE LL_RCC_GetRTC_HSEPrescaler + * @retval Returned value can be one of the following values: + * @arg @ref LL_RCC_RTC_HSE_DIV_2 + * @arg @ref LL_RCC_RTC_HSE_DIV_4 + * @arg @ref LL_RCC_RTC_HSE_DIV_8 + * @arg @ref LL_RCC_RTC_HSE_DIV_16 + */ +__STATIC_INLINE uint32_t LL_RCC_GetRTC_HSEPrescaler(void) +{ + return (uint32_t)(READ_BIT(RCC->CR, RCC_CR_RTCPRE)); +} + +/** + * @} + */ + +/** @defgroup RCC_LL_EF_HSI HSI + * @{ + */ + +/** + * @brief Enable HSI oscillator + * @rmtoll CR HSION LL_RCC_HSI_Enable + * @retval None + */ +__STATIC_INLINE void LL_RCC_HSI_Enable(void) +{ + SET_BIT(RCC->CR, RCC_CR_HSION); +} + +/** + * @brief Disable HSI oscillator + * @rmtoll CR HSION LL_RCC_HSI_Disable + * @retval None + */ +__STATIC_INLINE void LL_RCC_HSI_Disable(void) +{ + CLEAR_BIT(RCC->CR, RCC_CR_HSION); +} + +/** + * @brief Check if HSI clock is ready + * @rmtoll CR HSIRDY LL_RCC_HSI_IsReady + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_HSI_IsReady(void) +{ + return (READ_BIT(RCC->CR, RCC_CR_HSIRDY) == (RCC_CR_HSIRDY)); +} + +/** + * @brief Enable HSI even in stop mode + * @note HSI oscillator is forced ON even in Stop mode + * @rmtoll CR HSIKERON LL_RCC_HSI_EnableInStopMode + * @retval None + */ +__STATIC_INLINE void LL_RCC_HSI_EnableInStopMode(void) +{ + SET_BIT(RCC->CR, RCC_CR_HSIKERON); +} + +/** + * @brief Disable HSI in stop mode + * @rmtoll CR HSIKERON LL_RCC_HSI_DisableInStopMode + * @retval None + */ +__STATIC_INLINE void LL_RCC_HSI_DisableInStopMode(void) +{ + CLEAR_BIT(RCC->CR, RCC_CR_HSIKERON); +} + +/** + * @brief Enable HSI Divider (it divides by 4) + * @rmtoll CR HSIDIVEN LL_RCC_HSI_EnableDivider + * @retval None + */ +__STATIC_INLINE void LL_RCC_HSI_EnableDivider(void) +{ + SET_BIT(RCC->CR, RCC_CR_HSIDIVEN); +} + +/** + * @brief Disable HSI Divider (it divides by 4) + * @rmtoll CR HSIDIVEN LL_RCC_HSI_DisableDivider + * @retval None + */ +__STATIC_INLINE void LL_RCC_HSI_DisableDivider(void) +{ + CLEAR_BIT(RCC->CR, RCC_CR_HSIDIVEN); +} + + + +#if defined(RCC_CR_HSIOUTEN) +/** + * @brief Enable HSI Output + * @rmtoll CR HSIOUTEN LL_RCC_HSI_EnableOutput + * @retval None + */ +__STATIC_INLINE void LL_RCC_HSI_EnableOutput(void) +{ + SET_BIT(RCC->CR, RCC_CR_HSIOUTEN); +} + +/** + * @brief Disable HSI Output + * @rmtoll CR HSIOUTEN LL_RCC_HSI_DisableOutput + * @retval None + */ +__STATIC_INLINE void LL_RCC_HSI_DisableOutput(void) +{ + CLEAR_BIT(RCC->CR, RCC_CR_HSIOUTEN); +} +#endif /* RCC_CR_HSIOUTEN */ + +/** + * @brief Get HSI Calibration value + * @note When HSITRIM is written, HSICAL is updated with the sum of + * HSITRIM and the factory trim value + * @rmtoll ICSCR HSICAL LL_RCC_HSI_GetCalibration + * @retval Between Min_Data = 0x00 and Max_Data = 0xFF + */ +__STATIC_INLINE uint32_t LL_RCC_HSI_GetCalibration(void) +{ + return (uint32_t)(READ_BIT(RCC->ICSCR, RCC_ICSCR_HSICAL) >> RCC_POSITION_HSICAL); +} + +/** + * @brief Set HSI Calibration trimming + * @note user-programmable trimming value that is added to the HSICAL + * @note Default value is 16, which, when added to the HSICAL value, + * should trim the HSI to 16 MHz +/- 1 % + * @rmtoll ICSCR HSITRIM LL_RCC_HSI_SetCalibTrimming + * @param Value between Min_Data = 0x00 and Max_Data = 0x1F + * @retval None + */ +__STATIC_INLINE void LL_RCC_HSI_SetCalibTrimming(uint32_t Value) +{ + MODIFY_REG(RCC->ICSCR, RCC_ICSCR_HSITRIM, Value << RCC_POSITION_HSITRIM); +} + +/** + * @brief Get HSI Calibration trimming + * @rmtoll ICSCR HSITRIM LL_RCC_HSI_GetCalibTrimming + * @retval Between Min_Data = 0x00 and Max_Data = 0x1F + */ +__STATIC_INLINE uint32_t LL_RCC_HSI_GetCalibTrimming(void) +{ + return (uint32_t)(READ_BIT(RCC->ICSCR, RCC_ICSCR_HSITRIM) >> RCC_POSITION_HSITRIM); +} + +/** + * @} + */ + +#if defined(RCC_HSI48_SUPPORT) +/** @defgroup RCC_LL_EF_HSI48 HSI48 + * @{ + */ + +/** + * @brief Enable HSI48 + * @rmtoll CRRCR HSI48ON LL_RCC_HSI48_Enable + * @retval None + */ +__STATIC_INLINE void LL_RCC_HSI48_Enable(void) +{ + SET_BIT(RCC->CRRCR, RCC_CRRCR_HSI48ON); +} + +/** + * @brief Disable HSI48 + * @rmtoll CRRCR HSI48ON LL_RCC_HSI48_Disable + * @retval None + */ +__STATIC_INLINE void LL_RCC_HSI48_Disable(void) +{ + CLEAR_BIT(RCC->CRRCR, RCC_CRRCR_HSI48ON); +} + +/** + * @brief Check if HSI48 oscillator Ready + * @rmtoll CRRCR HSI48RDY LL_RCC_HSI48_IsReady + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_HSI48_IsReady(void) +{ + return (READ_BIT(RCC->CRRCR, RCC_CRRCR_HSI48RDY) == (RCC_CRRCR_HSI48RDY)); +} + +/** + * @brief Get HSI48 Calibration value + * @rmtoll CRRCR HSI48CAL LL_RCC_HSI48_GetCalibration + * @retval Between Min_Data = 0x00 and Max_Data = 0xFF + */ +__STATIC_INLINE uint32_t LL_RCC_HSI48_GetCalibration(void) +{ + return (uint32_t)(READ_BIT(RCC->CRRCR, RCC_CRRCR_HSI48CAL) >> RCC_POSITION_HSI48CAL); +} + +#if defined(RCC_CRRCR_HSI48DIV6OUTEN) +/** + * @brief Enable HSI48 Divider (it divides by 6) + * @rmtoll CRRCR HSI48DIV6OUTEN LL_RCC_HSI48_EnableDivider + * @retval None + */ +__STATIC_INLINE void LL_RCC_HSI48_EnableDivider(void) +{ + SET_BIT(RCC->CRRCR, RCC_CRRCR_HSI48DIV6OUTEN); +} + +/** + * @brief Disable HSI48 Divider (it divides by 6) + * @rmtoll CRRCR HSI48DIV6OUTEN LL_RCC_HSI48_DisableDivider + * @retval None + */ +__STATIC_INLINE void LL_RCC_HSI48_DisableDivider(void) +{ + CLEAR_BIT(RCC->CRRCR, RCC_CRRCR_HSI48DIV6OUTEN); +} + +/** + * @brief Check if HSI48 Divider is enabled (it divides by 6) + * @rmtoll CRRCR HSI48DIV6OUTEN LL_RCC_HSI48_IsDivided + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_HSI48_IsDivided(void) +{ + return (READ_BIT(RCC->CRRCR, RCC_CRRCR_HSI48DIV6OUTEN) == (RCC_CRRCR_HSI48DIV6OUTEN)); +} + +#endif /*RCC_CRRCR_HSI48DIV6OUTEN*/ + +/** + * @} + */ + +#endif /* RCC_HSI48_SUPPORT */ + +/** @defgroup RCC_LL_EF_LSE LSE + * @{ + */ + +/** + * @brief Enable Low Speed External (LSE) crystal. + * @rmtoll CSR LSEON LL_RCC_LSE_Enable + * @retval None + */ +__STATIC_INLINE void LL_RCC_LSE_Enable(void) +{ + SET_BIT(RCC->CSR, RCC_CSR_LSEON); +} + +/** + * @brief Disable Low Speed External (LSE) crystal. + * @rmtoll CSR LSEON LL_RCC_LSE_Disable + * @retval None + */ +__STATIC_INLINE void LL_RCC_LSE_Disable(void) +{ + CLEAR_BIT(RCC->CSR, RCC_CSR_LSEON); +} + +/** + * @brief Enable external clock source (LSE bypass). + * @rmtoll CSR LSEBYP LL_RCC_LSE_EnableBypass + * @retval None + */ +__STATIC_INLINE void LL_RCC_LSE_EnableBypass(void) +{ + SET_BIT(RCC->CSR, RCC_CSR_LSEBYP); +} + +/** + * @brief Disable external clock source (LSE bypass). + * @rmtoll CSR LSEBYP LL_RCC_LSE_DisableBypass + * @retval None + */ +__STATIC_INLINE void LL_RCC_LSE_DisableBypass(void) +{ + CLEAR_BIT(RCC->CSR, RCC_CSR_LSEBYP); +} + +/** + * @brief Set LSE oscillator drive capability + * @note The oscillator is in Xtal mode when it is not in bypass mode. + * @rmtoll CSR LSEDRV LL_RCC_LSE_SetDriveCapability + * @param LSEDrive This parameter can be one of the following values: + * @arg @ref LL_RCC_LSEDRIVE_LOW + * @arg @ref LL_RCC_LSEDRIVE_MEDIUMLOW + * @arg @ref LL_RCC_LSEDRIVE_MEDIUMHIGH + * @arg @ref LL_RCC_LSEDRIVE_HIGH + * @retval None + */ +__STATIC_INLINE void LL_RCC_LSE_SetDriveCapability(uint32_t LSEDrive) +{ + MODIFY_REG(RCC->CSR, RCC_CSR_LSEDRV, LSEDrive); +} + +/** + * @brief Get LSE oscillator drive capability + * @rmtoll CSR LSEDRV LL_RCC_LSE_GetDriveCapability + * @retval Returned value can be one of the following values: + * @arg @ref LL_RCC_LSEDRIVE_LOW + * @arg @ref LL_RCC_LSEDRIVE_MEDIUMLOW + * @arg @ref LL_RCC_LSEDRIVE_MEDIUMHIGH + * @arg @ref LL_RCC_LSEDRIVE_HIGH + */ +__STATIC_INLINE uint32_t LL_RCC_LSE_GetDriveCapability(void) +{ + return (uint32_t)(READ_BIT(RCC->CSR, RCC_CSR_LSEDRV)); +} + +/** + * @brief Enable Clock security system on LSE. + * @rmtoll CSR LSECSSON LL_RCC_LSE_EnableCSS + * @retval None + */ +__STATIC_INLINE void LL_RCC_LSE_EnableCSS(void) +{ + SET_BIT(RCC->CSR, RCC_CSR_LSECSSON); +} + +/** + * @brief Disable Clock security system on LSE. + * @note Clock security system can be disabled only after a LSE + * failure detection. In that case it MUST be disabled by software. + * @rmtoll CSR LSECSSON LL_RCC_LSE_DisableCSS + * @retval None + */ +__STATIC_INLINE void LL_RCC_LSE_DisableCSS(void) +{ + CLEAR_BIT(RCC->CSR, RCC_CSR_LSECSSON); +} + +/** + * @brief Check if LSE oscillator Ready + * @rmtoll CSR LSERDY LL_RCC_LSE_IsReady + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_LSE_IsReady(void) +{ + return (READ_BIT(RCC->CSR, RCC_CSR_LSERDY) == (RCC_CSR_LSERDY)); +} + +/** + * @brief Check if CSS on LSE failure Detection + * @rmtoll CSR LSECSSD LL_RCC_LSE_IsCSSDetected + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_LSE_IsCSSDetected(void) +{ + return (READ_BIT(RCC->CSR, RCC_CSR_LSECSSD) == (RCC_CSR_LSECSSD)); +} + +/** + * @} + */ + +/** @defgroup RCC_LL_EF_LSI LSI + * @{ + */ + +/** + * @brief Enable LSI Oscillator + * @rmtoll CSR LSION LL_RCC_LSI_Enable + * @retval None + */ +__STATIC_INLINE void LL_RCC_LSI_Enable(void) +{ + SET_BIT(RCC->CSR, RCC_CSR_LSION); +} + +/** + * @brief Disable LSI Oscillator + * @rmtoll CSR LSION LL_RCC_LSI_Disable + * @retval None + */ +__STATIC_INLINE void LL_RCC_LSI_Disable(void) +{ + CLEAR_BIT(RCC->CSR, RCC_CSR_LSION); +} + +/** + * @brief Check if LSI is Ready + * @rmtoll CSR LSIRDY LL_RCC_LSI_IsReady + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_LSI_IsReady(void) +{ + return (READ_BIT(RCC->CSR, RCC_CSR_LSIRDY) == (RCC_CSR_LSIRDY)); +} + +/** + * @} + */ + +/** @defgroup RCC_LL_EF_MSI MSI + * @{ + */ + +/** + * @brief Enable MSI oscillator + * @rmtoll CR MSION LL_RCC_MSI_Enable + * @retval None + */ +__STATIC_INLINE void LL_RCC_MSI_Enable(void) +{ + SET_BIT(RCC->CR, RCC_CR_MSION); +} + +/** + * @brief Disable MSI oscillator + * @rmtoll CR MSION LL_RCC_MSI_Disable + * @retval None + */ +__STATIC_INLINE void LL_RCC_MSI_Disable(void) +{ + CLEAR_BIT(RCC->CR, RCC_CR_MSION); +} + +/** + * @brief Check if MSI oscillator Ready + * @rmtoll CR MSIRDY LL_RCC_MSI_IsReady + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_MSI_IsReady(void) +{ + return (READ_BIT(RCC->CR, RCC_CR_MSIRDY) == (RCC_CR_MSIRDY)); +} + +/** + * @brief Configure the Internal Multi Speed oscillator (MSI) clock range in run mode. + * @rmtoll ICSCR MSIRANGE LL_RCC_MSI_SetRange + * @param Range This parameter can be one of the following values: + * @arg @ref LL_RCC_MSIRANGE_0 + * @arg @ref LL_RCC_MSIRANGE_1 + * @arg @ref LL_RCC_MSIRANGE_2 + * @arg @ref LL_RCC_MSIRANGE_3 + * @arg @ref LL_RCC_MSIRANGE_4 + * @arg @ref LL_RCC_MSIRANGE_5 + * @arg @ref LL_RCC_MSIRANGE_6 + * @retval None + */ +__STATIC_INLINE void LL_RCC_MSI_SetRange(uint32_t Range) +{ + MODIFY_REG(RCC->ICSCR, RCC_ICSCR_MSIRANGE, Range); +} + +/** + * @brief Get the Internal Multi Speed oscillator (MSI) clock range in run mode. + * @rmtoll ICSCR MSIRANGE LL_RCC_MSI_GetRange + * @retval Returned value can be one of the following values: + * @arg @ref LL_RCC_MSIRANGE_0 + * @arg @ref LL_RCC_MSIRANGE_1 + * @arg @ref LL_RCC_MSIRANGE_2 + * @arg @ref LL_RCC_MSIRANGE_3 + * @arg @ref LL_RCC_MSIRANGE_4 + * @arg @ref LL_RCC_MSIRANGE_5 + * @arg @ref LL_RCC_MSIRANGE_6 + */ +__STATIC_INLINE uint32_t LL_RCC_MSI_GetRange(void) +{ + return (uint32_t)(READ_BIT(RCC->ICSCR, RCC_ICSCR_MSIRANGE)); +} + +/** + * @brief Get MSI Calibration value + * @note When MSITRIM is written, MSICAL is updated with the sum of + * MSITRIM and the factory trim value + * @rmtoll ICSCR MSICAL LL_RCC_MSI_GetCalibration + * @retval Between Min_Data = 0x00 and Max_Data = 0xFF + */ +__STATIC_INLINE uint32_t LL_RCC_MSI_GetCalibration(void) +{ + return (uint32_t)(READ_BIT(RCC->ICSCR, RCC_ICSCR_MSICAL) >> RCC_POSITION_MSICAL); +} + +/** + * @brief Set MSI Calibration trimming + * @note user-programmable trimming value that is added to the MSICAL + * @rmtoll ICSCR MSITRIM LL_RCC_MSI_SetCalibTrimming + * @param Value between Min_Data = 0x00 and Max_Data = 0xFF + * @retval None + */ +__STATIC_INLINE void LL_RCC_MSI_SetCalibTrimming(uint32_t Value) +{ + MODIFY_REG(RCC->ICSCR, RCC_ICSCR_MSITRIM, Value << RCC_POSITION_MSITRIM); +} + +/** + * @brief Get MSI Calibration trimming + * @rmtoll ICSCR MSITRIM LL_RCC_MSI_GetCalibTrimming + * @retval Between Min_Data = 0x00 and Max_Data = 0xFF + */ +__STATIC_INLINE uint32_t LL_RCC_MSI_GetCalibTrimming(void) +{ + return (uint32_t)(READ_BIT(RCC->ICSCR, RCC_ICSCR_MSITRIM) >> RCC_POSITION_MSITRIM); +} + +/** + * @} + */ + +/** @defgroup RCC_LL_EF_System System + * @{ + */ + +/** + * @brief Configure the system clock source + * @rmtoll CFGR SW LL_RCC_SetSysClkSource + * @param Source This parameter can be one of the following values: + * @arg @ref LL_RCC_SYS_CLKSOURCE_MSI + * @arg @ref LL_RCC_SYS_CLKSOURCE_HSI + * @arg @ref LL_RCC_SYS_CLKSOURCE_HSE + * @arg @ref LL_RCC_SYS_CLKSOURCE_PLL + * @retval None + */ +__STATIC_INLINE void LL_RCC_SetSysClkSource(uint32_t Source) +{ + MODIFY_REG(RCC->CFGR, RCC_CFGR_SW, Source); +} + +/** + * @brief Get the system clock source + * @rmtoll CFGR SWS LL_RCC_GetSysClkSource + * @retval Returned value can be one of the following values: + * @arg @ref LL_RCC_SYS_CLKSOURCE_STATUS_MSI + * @arg @ref LL_RCC_SYS_CLKSOURCE_STATUS_HSI + * @arg @ref LL_RCC_SYS_CLKSOURCE_STATUS_HSE + * @arg @ref LL_RCC_SYS_CLKSOURCE_STATUS_PLL + */ +__STATIC_INLINE uint32_t LL_RCC_GetSysClkSource(void) +{ + return (uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_SWS)); +} + +/** + * @brief Set AHB prescaler + * @rmtoll CFGR HPRE LL_RCC_SetAHBPrescaler + * @param Prescaler This parameter can be one of the following values: + * @arg @ref LL_RCC_SYSCLK_DIV_1 + * @arg @ref LL_RCC_SYSCLK_DIV_2 + * @arg @ref LL_RCC_SYSCLK_DIV_4 + * @arg @ref LL_RCC_SYSCLK_DIV_8 + * @arg @ref LL_RCC_SYSCLK_DIV_16 + * @arg @ref LL_RCC_SYSCLK_DIV_64 + * @arg @ref LL_RCC_SYSCLK_DIV_128 + * @arg @ref LL_RCC_SYSCLK_DIV_256 + * @arg @ref LL_RCC_SYSCLK_DIV_512 + * @retval None + */ +__STATIC_INLINE void LL_RCC_SetAHBPrescaler(uint32_t Prescaler) +{ + MODIFY_REG(RCC->CFGR, RCC_CFGR_HPRE, Prescaler); +} + +/** + * @brief Set APB1 prescaler + * @rmtoll CFGR PPRE1 LL_RCC_SetAPB1Prescaler + * @param Prescaler This parameter can be one of the following values: + * @arg @ref LL_RCC_APB1_DIV_1 + * @arg @ref LL_RCC_APB1_DIV_2 + * @arg @ref LL_RCC_APB1_DIV_4 + * @arg @ref LL_RCC_APB1_DIV_8 + * @arg @ref LL_RCC_APB1_DIV_16 + * @retval None + */ +__STATIC_INLINE void LL_RCC_SetAPB1Prescaler(uint32_t Prescaler) +{ + MODIFY_REG(RCC->CFGR, RCC_CFGR_PPRE1, Prescaler); +} + +/** + * @brief Set APB2 prescaler + * @rmtoll CFGR PPRE2 LL_RCC_SetAPB2Prescaler + * @param Prescaler This parameter can be one of the following values: + * @arg @ref LL_RCC_APB2_DIV_1 + * @arg @ref LL_RCC_APB2_DIV_2 + * @arg @ref LL_RCC_APB2_DIV_4 + * @arg @ref LL_RCC_APB2_DIV_8 + * @arg @ref LL_RCC_APB2_DIV_16 + * @retval None + */ +__STATIC_INLINE void LL_RCC_SetAPB2Prescaler(uint32_t Prescaler) +{ + MODIFY_REG(RCC->CFGR, RCC_CFGR_PPRE2, Prescaler); +} + +/** + * @brief Get AHB prescaler + * @rmtoll CFGR HPRE LL_RCC_GetAHBPrescaler + * @retval Returned value can be one of the following values: + * @arg @ref LL_RCC_SYSCLK_DIV_1 + * @arg @ref LL_RCC_SYSCLK_DIV_2 + * @arg @ref LL_RCC_SYSCLK_DIV_4 + * @arg @ref LL_RCC_SYSCLK_DIV_8 + * @arg @ref LL_RCC_SYSCLK_DIV_16 + * @arg @ref LL_RCC_SYSCLK_DIV_64 + * @arg @ref LL_RCC_SYSCLK_DIV_128 + * @arg @ref LL_RCC_SYSCLK_DIV_256 + * @arg @ref LL_RCC_SYSCLK_DIV_512 + */ +__STATIC_INLINE uint32_t LL_RCC_GetAHBPrescaler(void) +{ + return (uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_HPRE)); +} + +/** + * @brief Get APB1 prescaler + * @rmtoll CFGR PPRE1 LL_RCC_GetAPB1Prescaler + * @retval Returned value can be one of the following values: + * @arg @ref LL_RCC_APB1_DIV_1 + * @arg @ref LL_RCC_APB1_DIV_2 + * @arg @ref LL_RCC_APB1_DIV_4 + * @arg @ref LL_RCC_APB1_DIV_8 + * @arg @ref LL_RCC_APB1_DIV_16 + */ +__STATIC_INLINE uint32_t LL_RCC_GetAPB1Prescaler(void) +{ + return (uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_PPRE1)); +} + +/** + * @brief Get APB2 prescaler + * @rmtoll CFGR PPRE2 LL_RCC_GetAPB2Prescaler + * @retval Returned value can be one of the following values: + * @arg @ref LL_RCC_APB2_DIV_1 + * @arg @ref LL_RCC_APB2_DIV_2 + * @arg @ref LL_RCC_APB2_DIV_4 + * @arg @ref LL_RCC_APB2_DIV_8 + * @arg @ref LL_RCC_APB2_DIV_16 + */ +__STATIC_INLINE uint32_t LL_RCC_GetAPB2Prescaler(void) +{ + return (uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_PPRE2)); +} + +/** + * @brief Set Clock After Wake-Up From Stop mode + * @rmtoll CFGR STOPWUCK LL_RCC_SetClkAfterWakeFromStop + * @param Clock This parameter can be one of the following values: + * @arg @ref LL_RCC_STOP_WAKEUPCLOCK_MSI + * @arg @ref LL_RCC_STOP_WAKEUPCLOCK_HSI + * @retval None + */ +__STATIC_INLINE void LL_RCC_SetClkAfterWakeFromStop(uint32_t Clock) +{ + MODIFY_REG(RCC->CFGR, RCC_CFGR_STOPWUCK, Clock); +} + +/** + * @brief Get Clock After Wake-Up From Stop mode + * @rmtoll CFGR STOPWUCK LL_RCC_GetClkAfterWakeFromStop + * @retval Returned value can be one of the following values: + * @arg @ref LL_RCC_STOP_WAKEUPCLOCK_MSI + * @arg @ref LL_RCC_STOP_WAKEUPCLOCK_HSI + */ +__STATIC_INLINE uint32_t LL_RCC_GetClkAfterWakeFromStop(void) +{ + return (uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_STOPWUCK)); +} + +/** + * @} + */ + +/** @defgroup RCC_LL_EF_MCO MCO + * @{ + */ + +/** + * @brief Configure MCOx + * @rmtoll CFGR MCOSEL LL_RCC_ConfigMCO\n + * CFGR MCOPRE LL_RCC_ConfigMCO + * @param MCOxSource This parameter can be one of the following values: + * @arg @ref LL_RCC_MCO1SOURCE_NOCLOCK + * @arg @ref LL_RCC_MCO1SOURCE_SYSCLK + * @arg @ref LL_RCC_MCO1SOURCE_HSI + * @arg @ref LL_RCC_MCO1SOURCE_MSI + * @arg @ref LL_RCC_MCO1SOURCE_HSE + * @arg @ref LL_RCC_MCO1SOURCE_PLLCLK + * @arg @ref LL_RCC_MCO1SOURCE_LSI + * @arg @ref LL_RCC_MCO1SOURCE_LSE + * @arg @ref LL_RCC_MCO1SOURCE_HSI48 (*) + * + * (*) value not defined in all devices. + * @param MCOxPrescaler This parameter can be one of the following values: + * @arg @ref LL_RCC_MCO1_DIV_1 + * @arg @ref LL_RCC_MCO1_DIV_2 + * @arg @ref LL_RCC_MCO1_DIV_4 + * @arg @ref LL_RCC_MCO1_DIV_8 + * @arg @ref LL_RCC_MCO1_DIV_16 + * @retval None + */ +__STATIC_INLINE void LL_RCC_ConfigMCO(uint32_t MCOxSource, uint32_t MCOxPrescaler) +{ + MODIFY_REG(RCC->CFGR, RCC_CFGR_MCOSEL | RCC_CFGR_MCOPRE, MCOxSource | MCOxPrescaler); +} + +/** + * @} + */ + +/** @defgroup RCC_LL_EF_Peripheral_Clock_Source Peripheral Clock Source + * @{ + */ + +/** + * @brief Configure USARTx clock source + * @rmtoll CCIPR USARTxSEL LL_RCC_SetUSARTClockSource + * @param USARTxSource This parameter can be one of the following values: + * @arg @ref LL_RCC_USART1_CLKSOURCE_PCLK2 (*) + * @arg @ref LL_RCC_USART1_CLKSOURCE_SYSCLK (*) + * @arg @ref LL_RCC_USART1_CLKSOURCE_HSI (*) + * @arg @ref LL_RCC_USART1_CLKSOURCE_LSE (*) + * @arg @ref LL_RCC_USART2_CLKSOURCE_PCLK1 + * @arg @ref LL_RCC_USART2_CLKSOURCE_SYSCLK + * @arg @ref LL_RCC_USART2_CLKSOURCE_HSI + * @arg @ref LL_RCC_USART2_CLKSOURCE_LSE + * + * (*) value not defined in all devices. + * @retval None + */ +__STATIC_INLINE void LL_RCC_SetUSARTClockSource(uint32_t USARTxSource) +{ + MODIFY_REG(RCC->CCIPR, (USARTxSource >> 16U), (USARTxSource & 0x0000FFFFU)); +} + +/** + * @brief Configure LPUART1x clock source + * @rmtoll CCIPR LPUART1SEL LL_RCC_SetLPUARTClockSource + * @param LPUARTxSource This parameter can be one of the following values: + * @arg @ref LL_RCC_LPUART1_CLKSOURCE_PCLK1 + * @arg @ref LL_RCC_LPUART1_CLKSOURCE_SYSCLK + * @arg @ref LL_RCC_LPUART1_CLKSOURCE_HSI + * @arg @ref LL_RCC_LPUART1_CLKSOURCE_LSE + * @retval None + */ +__STATIC_INLINE void LL_RCC_SetLPUARTClockSource(uint32_t LPUARTxSource) +{ + MODIFY_REG(RCC->CCIPR, RCC_CCIPR_LPUART1SEL, LPUARTxSource); +} + +/** + * @brief Configure I2Cx clock source + * @rmtoll CCIPR I2CxSEL LL_RCC_SetI2CClockSource + * @param I2CxSource This parameter can be one of the following values: + * @arg @ref LL_RCC_I2C1_CLKSOURCE_PCLK1 + * @arg @ref LL_RCC_I2C1_CLKSOURCE_SYSCLK + * @arg @ref LL_RCC_I2C1_CLKSOURCE_HSI + * @arg @ref LL_RCC_I2C3_CLKSOURCE_PCLK1 (*) + * @arg @ref LL_RCC_I2C3_CLKSOURCE_SYSCLK (*) + * @arg @ref LL_RCC_I2C3_CLKSOURCE_HSI (*) + * + * (*) value not defined in all devices. + * @retval None + */ +__STATIC_INLINE void LL_RCC_SetI2CClockSource(uint32_t I2CxSource) +{ + MODIFY_REG(RCC->CCIPR, ((I2CxSource >> 4U) & 0x000FF000U), ((I2CxSource << 4U) & 0x000FF000U)); +} + +/** + * @brief Configure LPTIMx clock source + * @rmtoll CCIPR LPTIMxSEL LL_RCC_SetLPTIMClockSource + * @param LPTIMxSource This parameter can be one of the following values: + * @arg @ref LL_RCC_LPTIM1_CLKSOURCE_PCLK1 + * @arg @ref LL_RCC_LPTIM1_CLKSOURCE_LSI + * @arg @ref LL_RCC_LPTIM1_CLKSOURCE_HSI + * @arg @ref LL_RCC_LPTIM1_CLKSOURCE_LSE + * @retval None + */ +__STATIC_INLINE void LL_RCC_SetLPTIMClockSource(uint32_t LPTIMxSource) +{ + MODIFY_REG(RCC->CCIPR, RCC_CCIPR_LPTIM1SEL, LPTIMxSource); +} + +#if defined(RCC_CCIPR_HSI48SEL) +#if defined(RNG) +/** + * @brief Configure RNG clock source + * @rmtoll CCIPR HSI48SEL LL_RCC_SetRNGClockSource + * @param RNGxSource This parameter can be one of the following values: + * @arg @ref LL_RCC_RNG_CLKSOURCE_PLL + * @arg @ref LL_RCC_RNG_CLKSOURCE_HSI48 + * @retval None + */ +__STATIC_INLINE void LL_RCC_SetRNGClockSource(uint32_t RNGxSource) +{ + MODIFY_REG(RCC->CCIPR, RCC_CCIPR_HSI48SEL, RNGxSource); +} +#endif /* RNG */ + +#if defined(USB) +/** + * @brief Configure USB clock source + * @rmtoll CCIPR HSI48SEL LL_RCC_SetUSBClockSource + * @param USBxSource This parameter can be one of the following values: + * @arg @ref LL_RCC_RNG_CLKSOURCE_PLL + * @arg @ref LL_RCC_RNG_CLKSOURCE_HSI48 + * @retval None + */ +__STATIC_INLINE void LL_RCC_SetUSBClockSource(uint32_t USBxSource) +{ + MODIFY_REG(RCC->CCIPR, RCC_CCIPR_HSI48SEL, USBxSource); +} +#endif /* USB */ + +#endif /* RCC_CCIPR_HSI48SEL */ + +/** + * @brief Get USARTx clock source + * @rmtoll CCIPR USARTxSEL LL_RCC_GetUSARTClockSource + * @param USARTx This parameter can be one of the following values: + * @arg @ref LL_RCC_USART1_CLKSOURCE (*) + * @arg @ref LL_RCC_USART2_CLKSOURCE + * @retval Returned value can be one of the following values: + * @arg @ref LL_RCC_USART1_CLKSOURCE_PCLK2 (*) + * @arg @ref LL_RCC_USART1_CLKSOURCE_SYSCLK (*) + * @arg @ref LL_RCC_USART1_CLKSOURCE_HSI (*) + * @arg @ref LL_RCC_USART1_CLKSOURCE_LSE (*) + * @arg @ref LL_RCC_USART2_CLKSOURCE_PCLK1 + * @arg @ref LL_RCC_USART2_CLKSOURCE_SYSCLK + * @arg @ref LL_RCC_USART2_CLKSOURCE_HSI + * @arg @ref LL_RCC_USART2_CLKSOURCE_LSE + * + * (*) value not defined in all devices. + */ +__STATIC_INLINE uint32_t LL_RCC_GetUSARTClockSource(uint32_t USARTx) +{ + return (uint32_t)(READ_BIT(RCC->CCIPR, USARTx) | (USARTx << 16U)); +} + + + +/** + * @brief Get LPUARTx clock source + * @rmtoll CCIPR LPUART1SEL LL_RCC_GetLPUARTClockSource + * @param LPUARTx This parameter can be one of the following values: + * @arg @ref LL_RCC_LPUART1_CLKSOURCE + * @retval Returned value can be one of the following values: + * @arg @ref LL_RCC_LPUART1_CLKSOURCE_PCLK1 + * @arg @ref LL_RCC_LPUART1_CLKSOURCE_SYSCLK + * @arg @ref LL_RCC_LPUART1_CLKSOURCE_HSI + * @arg @ref LL_RCC_LPUART1_CLKSOURCE_LSE + */ +__STATIC_INLINE uint32_t LL_RCC_GetLPUARTClockSource(uint32_t LPUARTx) +{ + return (uint32_t)(READ_BIT(RCC->CCIPR, LPUARTx)); +} + +/** + * @brief Get I2Cx clock source + * @rmtoll CCIPR I2CxSEL LL_RCC_GetI2CClockSource + * @param I2Cx This parameter can be one of the following values: + * @arg @ref LL_RCC_I2C1_CLKSOURCE + * @arg @ref LL_RCC_I2C3_CLKSOURCE + * @retval Returned value can be one of the following values: + * @arg @ref LL_RCC_I2C1_CLKSOURCE_PCLK1 + * @arg @ref LL_RCC_I2C1_CLKSOURCE_SYSCLK + * @arg @ref LL_RCC_I2C1_CLKSOURCE_HSI + * @arg @ref LL_RCC_I2C3_CLKSOURCE_PCLK1 (*) + * @arg @ref LL_RCC_I2C3_CLKSOURCE_SYSCLK (*) + * @arg @ref LL_RCC_I2C3_CLKSOURCE_HSI (*) + * + * (*) value not defined in all devices. + */ +__STATIC_INLINE uint32_t LL_RCC_GetI2CClockSource(uint32_t I2Cx) +{ + return (uint32_t)((READ_BIT(RCC->CCIPR, I2Cx) >> 4U) | (I2Cx << 4U)); +} + +/** + * @brief Get LPTIMx clock source + * @rmtoll CCIPR LPTIMxSEL LL_RCC_GetLPTIMClockSource + * @param LPTIMx This parameter can be one of the following values: + * @arg @ref LL_RCC_LPTIM1_CLKSOURCE + * @retval Returned value can be one of the following values: + * @arg @ref LL_RCC_LPTIM1_CLKSOURCE_PCLK1 + * @arg @ref LL_RCC_LPTIM1_CLKSOURCE_LSI + * @arg @ref LL_RCC_LPTIM1_CLKSOURCE_HSI + * @arg @ref LL_RCC_LPTIM1_CLKSOURCE_LSE + */ +__STATIC_INLINE uint32_t LL_RCC_GetLPTIMClockSource(uint32_t LPTIMx) +{ + return (uint32_t)(READ_BIT(RCC->CCIPR, LPTIMx)); +} + +#if defined(RCC_CCIPR_HSI48SEL) +#if defined(RNG) +/** + * @brief Get RNGx clock source + * @rmtoll CCIPR CLK48SEL LL_RCC_GetRNGClockSource + * @param RNGx This parameter can be one of the following values: + * @arg @ref LL_RCC_RNG_CLKSOURCE + * @retval Returned value can be one of the following values: + * @arg @ref LL_RCC_RNG_CLKSOURCE_PLL + * @arg @ref LL_RCC_RNG_CLKSOURCE_HSI48 + */ +__STATIC_INLINE uint32_t LL_RCC_GetRNGClockSource(uint32_t RNGx) +{ + return (uint32_t)(READ_BIT(RCC->CCIPR, RNGx)); +} +#endif /* RNG */ + +#if defined(USB) +/** + * @brief Get USBx clock source + * @rmtoll CCIPR CLK48SEL LL_RCC_GetUSBClockSource + * @param USBx This parameter can be one of the following values: + * @arg @ref LL_RCC_USB_CLKSOURCE + * @retval Returned value can be one of the following values: + * @arg @ref LL_RCC_USB_CLKSOURCE_PLL + * @arg @ref LL_RCC_USB_CLKSOURCE_HSI48 + */ +__STATIC_INLINE uint32_t LL_RCC_GetUSBClockSource(uint32_t USBx) +{ + return (uint32_t)(READ_BIT(RCC->CCIPR, USBx)); +} +#endif /* USB */ + +#endif /* RCC_CCIPR_HSI48SEL */ + +/** + * @} + */ + +/** @defgroup RCC_LL_EF_RTC RTC + * @{ + */ + +/** + * @brief Set RTC Clock Source + * @note Once the RTC clock source has been selected, it cannot be changed any more unless + * the Backup domain is reset, or unless a failure is detected on LSE (LSECSSD is + * set). The RTCRST bit can be used to reset them. + * @rmtoll CSR RTCSEL LL_RCC_SetRTCClockSource + * @param Source This parameter can be one of the following values: + * @arg @ref LL_RCC_RTC_CLKSOURCE_NONE + * @arg @ref LL_RCC_RTC_CLKSOURCE_LSE + * @arg @ref LL_RCC_RTC_CLKSOURCE_LSI + * @arg @ref LL_RCC_RTC_CLKSOURCE_HSE + * @retval None + */ +__STATIC_INLINE void LL_RCC_SetRTCClockSource(uint32_t Source) +{ + MODIFY_REG(RCC->CSR, RCC_CSR_RTCSEL, Source); +} + +/** + * @brief Get RTC Clock Source + * @rmtoll CSR RTCSEL LL_RCC_GetRTCClockSource + * @retval Returned value can be one of the following values: + * @arg @ref LL_RCC_RTC_CLKSOURCE_NONE + * @arg @ref LL_RCC_RTC_CLKSOURCE_LSE + * @arg @ref LL_RCC_RTC_CLKSOURCE_LSI + * @arg @ref LL_RCC_RTC_CLKSOURCE_HSE + */ +__STATIC_INLINE uint32_t LL_RCC_GetRTCClockSource(void) +{ + return (uint32_t)(READ_BIT(RCC->CSR, RCC_CSR_RTCSEL)); +} + +/** + * @brief Enable RTC + * @rmtoll CSR RTCEN LL_RCC_EnableRTC + * @retval None + */ +__STATIC_INLINE void LL_RCC_EnableRTC(void) +{ + SET_BIT(RCC->CSR, RCC_CSR_RTCEN); +} + +/** + * @brief Disable RTC + * @rmtoll CSR RTCEN LL_RCC_DisableRTC + * @retval None + */ +__STATIC_INLINE void LL_RCC_DisableRTC(void) +{ + CLEAR_BIT(RCC->CSR, RCC_CSR_RTCEN); +} + +/** + * @brief Check if RTC has been enabled or not + * @rmtoll CSR RTCEN LL_RCC_IsEnabledRTC + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsEnabledRTC(void) +{ + return (READ_BIT(RCC->CSR, RCC_CSR_RTCEN) == (RCC_CSR_RTCEN)); +} + +/** + * @brief Force the Backup domain reset + * @rmtoll CSR RTCRST LL_RCC_ForceBackupDomainReset + * @retval None + */ +__STATIC_INLINE void LL_RCC_ForceBackupDomainReset(void) +{ + SET_BIT(RCC->CSR, RCC_CSR_RTCRST); +} + +/** + * @brief Release the Backup domain reset + * @rmtoll CSR RTCRST LL_RCC_ReleaseBackupDomainReset + * @retval None + */ +__STATIC_INLINE void LL_RCC_ReleaseBackupDomainReset(void) +{ + CLEAR_BIT(RCC->CSR, RCC_CSR_RTCRST); +} + +/** + * @} + */ + +/** @defgroup RCC_LL_EF_PLL PLL + * @{ + */ + +/** + * @brief Enable PLL + * @rmtoll CR PLLON LL_RCC_PLL_Enable + * @retval None + */ +__STATIC_INLINE void LL_RCC_PLL_Enable(void) +{ + SET_BIT(RCC->CR, RCC_CR_PLLON); +} + +/** + * @brief Disable PLL + * @note Cannot be disabled if the PLL clock is used as the system clock + * @rmtoll CR PLLON LL_RCC_PLL_Disable + * @retval None + */ +__STATIC_INLINE void LL_RCC_PLL_Disable(void) +{ + CLEAR_BIT(RCC->CR, RCC_CR_PLLON); +} + +/** + * @brief Check if PLL Ready + * @rmtoll CR PLLRDY LL_RCC_PLL_IsReady + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_PLL_IsReady(void) +{ + return (READ_BIT(RCC->CR, RCC_CR_PLLRDY) == (RCC_CR_PLLRDY)); +} + +/** + * @brief Configure PLL used for SYSCLK Domain + * @rmtoll CFGR PLLSRC LL_RCC_PLL_ConfigDomain_SYS\n + * CFGR PLLMUL LL_RCC_PLL_ConfigDomain_SYS\n + * CFGR PLLDIV LL_RCC_PLL_ConfigDomain_SYS + * @param Source This parameter can be one of the following values: + * @arg @ref LL_RCC_PLLSOURCE_HSI + * @arg @ref LL_RCC_PLLSOURCE_HSE + * @param PLLMul This parameter can be one of the following values: + * @arg @ref LL_RCC_PLL_MUL_3 + * @arg @ref LL_RCC_PLL_MUL_4 + * @arg @ref LL_RCC_PLL_MUL_6 + * @arg @ref LL_RCC_PLL_MUL_8 + * @arg @ref LL_RCC_PLL_MUL_12 + * @arg @ref LL_RCC_PLL_MUL_16 + * @arg @ref LL_RCC_PLL_MUL_24 + * @arg @ref LL_RCC_PLL_MUL_32 + * @arg @ref LL_RCC_PLL_MUL_48 + * @param PLLDiv This parameter can be one of the following values: + * @arg @ref LL_RCC_PLL_DIV_2 + * @arg @ref LL_RCC_PLL_DIV_3 + * @arg @ref LL_RCC_PLL_DIV_4 + * @retval None + */ +__STATIC_INLINE void LL_RCC_PLL_ConfigDomain_SYS(uint32_t Source, uint32_t PLLMul, uint32_t PLLDiv) +{ + MODIFY_REG(RCC->CFGR, RCC_CFGR_PLLSRC | RCC_CFGR_PLLMUL | RCC_CFGR_PLLDIV, Source | PLLMul | PLLDiv); +} + +/** + * @brief Get the oscillator used as PLL clock source. + * @rmtoll CFGR PLLSRC LL_RCC_PLL_GetMainSource + * @retval Returned value can be one of the following values: + * @arg @ref LL_RCC_PLLSOURCE_HSI + * @arg @ref LL_RCC_PLLSOURCE_HSE + */ +__STATIC_INLINE uint32_t LL_RCC_PLL_GetMainSource(void) +{ + return (uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_PLLSRC)); +} + +/** + * @brief Get PLL multiplication Factor + * @rmtoll CFGR PLLMUL LL_RCC_PLL_GetMultiplicator + * @retval Returned value can be one of the following values: + * @arg @ref LL_RCC_PLL_MUL_3 + * @arg @ref LL_RCC_PLL_MUL_4 + * @arg @ref LL_RCC_PLL_MUL_6 + * @arg @ref LL_RCC_PLL_MUL_8 + * @arg @ref LL_RCC_PLL_MUL_12 + * @arg @ref LL_RCC_PLL_MUL_16 + * @arg @ref LL_RCC_PLL_MUL_24 + * @arg @ref LL_RCC_PLL_MUL_32 + * @arg @ref LL_RCC_PLL_MUL_48 + */ +__STATIC_INLINE uint32_t LL_RCC_PLL_GetMultiplicator(void) +{ + return (uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_PLLMUL)); +} + +/** + * @brief Get Division factor for the main PLL and other PLL + * @rmtoll CFGR PLLDIV LL_RCC_PLL_GetDivider + * @retval Returned value can be one of the following values: + * @arg @ref LL_RCC_PLL_DIV_2 + * @arg @ref LL_RCC_PLL_DIV_3 + * @arg @ref LL_RCC_PLL_DIV_4 + */ +__STATIC_INLINE uint32_t LL_RCC_PLL_GetDivider(void) +{ + return (uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_PLLDIV)); +} + +/** + * @} + */ + +/** @defgroup RCC_LL_EF_FLAG_Management FLAG Management + * @{ + */ + +/** + * @brief Clear LSI ready interrupt flag + * @rmtoll CICR LSIRDYC LL_RCC_ClearFlag_LSIRDY + * @retval None + */ +__STATIC_INLINE void LL_RCC_ClearFlag_LSIRDY(void) +{ + SET_BIT(RCC->CICR, RCC_CICR_LSIRDYC); +} + +/** + * @brief Clear LSE ready interrupt flag + * @rmtoll CICR LSERDYC LL_RCC_ClearFlag_LSERDY + * @retval None + */ +__STATIC_INLINE void LL_RCC_ClearFlag_LSERDY(void) +{ + SET_BIT(RCC->CICR, RCC_CICR_LSERDYC); +} + +/** + * @brief Clear MSI ready interrupt flag + * @rmtoll CICR MSIRDYC LL_RCC_ClearFlag_MSIRDY + * @retval None + */ +__STATIC_INLINE void LL_RCC_ClearFlag_MSIRDY(void) +{ + SET_BIT(RCC->CICR, RCC_CICR_MSIRDYC); +} + +/** + * @brief Clear HSI ready interrupt flag + * @rmtoll CICR HSIRDYC LL_RCC_ClearFlag_HSIRDY + * @retval None + */ +__STATIC_INLINE void LL_RCC_ClearFlag_HSIRDY(void) +{ + SET_BIT(RCC->CICR, RCC_CICR_HSIRDYC); +} + +/** + * @brief Clear HSE ready interrupt flag + * @rmtoll CICR HSERDYC LL_RCC_ClearFlag_HSERDY + * @retval None + */ +__STATIC_INLINE void LL_RCC_ClearFlag_HSERDY(void) +{ + SET_BIT(RCC->CICR, RCC_CICR_HSERDYC); +} + +/** + * @brief Clear PLL ready interrupt flag + * @rmtoll CICR PLLRDYC LL_RCC_ClearFlag_PLLRDY + * @retval None + */ +__STATIC_INLINE void LL_RCC_ClearFlag_PLLRDY(void) +{ + SET_BIT(RCC->CICR, RCC_CICR_PLLRDYC); +} + +#if defined(RCC_HSI48_SUPPORT) +/** + * @brief Clear HSI48 ready interrupt flag + * @rmtoll CICR HSI48RDYC LL_RCC_ClearFlag_HSI48RDY + * @retval None + */ +__STATIC_INLINE void LL_RCC_ClearFlag_HSI48RDY(void) +{ + SET_BIT(RCC->CICR, RCC_CICR_HSI48RDYC); +} +#endif /* RCC_HSI48_SUPPORT */ + +#if defined(RCC_HSECSS_SUPPORT) +/** + * @brief Clear Clock security system interrupt flag + * @rmtoll CICR CSSC LL_RCC_ClearFlag_HSECSS + * @retval None + */ +__STATIC_INLINE void LL_RCC_ClearFlag_HSECSS(void) +{ + SET_BIT(RCC->CICR, RCC_CICR_CSSC); +} +#endif /* RCC_HSECSS_SUPPORT */ + +/** + * @brief Clear LSE Clock security system interrupt flag + * @rmtoll CICR LSECSSC LL_RCC_ClearFlag_LSECSS + * @retval None + */ +__STATIC_INLINE void LL_RCC_ClearFlag_LSECSS(void) +{ + SET_BIT(RCC->CICR, RCC_CICR_LSECSSC); +} + +/** + * @brief Check if LSI ready interrupt occurred or not + * @rmtoll CIFR LSIRDYF LL_RCC_IsActiveFlag_LSIRDY + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_LSIRDY(void) +{ + return (READ_BIT(RCC->CIFR, RCC_CIFR_LSIRDYF) == (RCC_CIFR_LSIRDYF)); +} + +/** + * @brief Check if LSE ready interrupt occurred or not + * @rmtoll CIFR LSERDYF LL_RCC_IsActiveFlag_LSERDY + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_LSERDY(void) +{ + return (READ_BIT(RCC->CIFR, RCC_CIFR_LSERDYF) == (RCC_CIFR_LSERDYF)); +} + +/** + * @brief Check if MSI ready interrupt occurred or not + * @rmtoll CIFR MSIRDYF LL_RCC_IsActiveFlag_MSIRDY + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_MSIRDY(void) +{ + return (READ_BIT(RCC->CIFR, RCC_CIFR_MSIRDYF) == (RCC_CIFR_MSIRDYF)); +} + +/** + * @brief Check if HSI ready interrupt occurred or not + * @rmtoll CIFR HSIRDYF LL_RCC_IsActiveFlag_HSIRDY + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_HSIRDY(void) +{ + return (READ_BIT(RCC->CIFR, RCC_CIFR_HSIRDYF) == (RCC_CIFR_HSIRDYF)); +} + +/** + * @brief Check if HSE ready interrupt occurred or not + * @rmtoll CIFR HSERDYF LL_RCC_IsActiveFlag_HSERDY + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_HSERDY(void) +{ + return (READ_BIT(RCC->CIFR, RCC_CIFR_HSERDYF) == (RCC_CIFR_HSERDYF)); +} + +/** + * @brief Check if PLL ready interrupt occurred or not + * @rmtoll CIFR PLLRDYF LL_RCC_IsActiveFlag_PLLRDY + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_PLLRDY(void) +{ + return (READ_BIT(RCC->CIFR, RCC_CIFR_PLLRDYF) == (RCC_CIFR_PLLRDYF)); +} + +#if defined(RCC_HSI48_SUPPORT) +/** + * @brief Check if HSI48 ready interrupt occurred or not + * @rmtoll CIFR HSI48RDYF LL_RCC_IsActiveFlag_HSI48RDY + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_HSI48RDY(void) +{ + return (READ_BIT(RCC->CIFR, RCC_CIFR_HSI48RDYF) == (RCC_CIFR_HSI48RDYF)); +} +#endif /* RCC_HSI48_SUPPORT */ + +#if defined(RCC_HSECSS_SUPPORT) +/** + * @brief Check if Clock security system interrupt occurred or not + * @rmtoll CIFR CSSF LL_RCC_IsActiveFlag_HSECSS + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_HSECSS(void) +{ + return (READ_BIT(RCC->CIFR, RCC_CIFR_CSSF) == (RCC_CIFR_CSSF)); +} +#endif /* RCC_HSECSS_SUPPORT */ + +/** + * @brief Check if LSE Clock security system interrupt occurred or not + * @rmtoll CIFR LSECSSF LL_RCC_IsActiveFlag_LSECSS + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_LSECSS(void) +{ + return (READ_BIT(RCC->CIFR, RCC_CIFR_LSECSSF) == (RCC_CIFR_LSECSSF)); +} + +/** + * @brief Check if HSI Divider is enabled (it divides by 4) + * @rmtoll CR HSIDIVF LL_RCC_IsActiveFlag_HSIDIV + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_HSIDIV(void) +{ + return (READ_BIT(RCC->CR, RCC_CR_HSIDIVF) == (RCC_CR_HSIDIVF)); +} + +#if defined(RCC_CSR_FWRSTF) +/** + * @brief Check if RCC flag FW reset is set or not. + * @rmtoll CSR FWRSTF LL_RCC_IsActiveFlag_FWRST + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_FWRST(void) +{ + return (READ_BIT(RCC->CSR, RCC_CSR_FWRSTF) == (RCC_CSR_FWRSTF)); +} +#endif /* RCC_CSR_FWRSTF */ + +/** + * @brief Check if RCC flag Independent Watchdog reset is set or not. + * @rmtoll CSR IWDGRSTF LL_RCC_IsActiveFlag_IWDGRST + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_IWDGRST(void) +{ + return (READ_BIT(RCC->CSR, RCC_CSR_IWDGRSTF) == (RCC_CSR_IWDGRSTF)); +} + +/** + * @brief Check if RCC flag Low Power reset is set or not. + * @rmtoll CSR LPWRRSTF LL_RCC_IsActiveFlag_LPWRRST + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_LPWRRST(void) +{ + return (READ_BIT(RCC->CSR, RCC_CSR_LPWRRSTF) == (RCC_CSR_LPWRRSTF)); +} + +/** + * @brief Check if RCC flag is set or not. + * @rmtoll CSR OBLRSTF LL_RCC_IsActiveFlag_OBLRST + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_OBLRST(void) +{ + return (READ_BIT(RCC->CSR, RCC_CSR_OBLRSTF) == (RCC_CSR_OBLRSTF)); +} + +/** + * @brief Check if RCC flag Pin reset is set or not. + * @rmtoll CSR PINRSTF LL_RCC_IsActiveFlag_PINRST + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_PINRST(void) +{ + return (READ_BIT(RCC->CSR, RCC_CSR_PINRSTF) == (RCC_CSR_PINRSTF)); +} + +/** + * @brief Check if RCC flag POR/PDR reset is set or not. + * @rmtoll CSR PORRSTF LL_RCC_IsActiveFlag_PORRST + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_PORRST(void) +{ + return (READ_BIT(RCC->CSR, RCC_CSR_PORRSTF) == (RCC_CSR_PORRSTF)); +} + +/** + * @brief Check if RCC flag Software reset is set or not. + * @rmtoll CSR SFTRSTF LL_RCC_IsActiveFlag_SFTRST + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_SFTRST(void) +{ + return (READ_BIT(RCC->CSR, RCC_CSR_SFTRSTF) == (RCC_CSR_SFTRSTF)); +} + +/** + * @brief Check if RCC flag Window Watchdog reset is set or not. + * @rmtoll CSR WWDGRSTF LL_RCC_IsActiveFlag_WWDGRST + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_WWDGRST(void) +{ + return (READ_BIT(RCC->CSR, RCC_CSR_WWDGRSTF) == (RCC_CSR_WWDGRSTF)); +} + +/** + * @brief Set RMVF bit to clear the reset flags. + * @rmtoll CSR RMVF LL_RCC_ClearResetFlags + * @retval None + */ +__STATIC_INLINE void LL_RCC_ClearResetFlags(void) +{ + SET_BIT(RCC->CSR, RCC_CSR_RMVF); +} + +/** + * @} + */ + +/** @defgroup RCC_LL_EF_IT_Management IT Management + * @{ + */ + +/** + * @brief Enable LSI ready interrupt + * @rmtoll CIER LSIRDYIE LL_RCC_EnableIT_LSIRDY + * @retval None + */ +__STATIC_INLINE void LL_RCC_EnableIT_LSIRDY(void) +{ + SET_BIT(RCC->CIER, RCC_CIER_LSIRDYIE); +} + +/** + * @brief Enable LSE ready interrupt + * @rmtoll CIER LSERDYIE LL_RCC_EnableIT_LSERDY + * @retval None + */ +__STATIC_INLINE void LL_RCC_EnableIT_LSERDY(void) +{ + SET_BIT(RCC->CIER, RCC_CIER_LSERDYIE); +} + +/** + * @brief Enable MSI ready interrupt + * @rmtoll CIER MSIRDYIE LL_RCC_EnableIT_MSIRDY + * @retval None + */ +__STATIC_INLINE void LL_RCC_EnableIT_MSIRDY(void) +{ + SET_BIT(RCC->CIER, RCC_CIER_MSIRDYIE); +} + +/** + * @brief Enable HSI ready interrupt + * @rmtoll CIER HSIRDYIE LL_RCC_EnableIT_HSIRDY + * @retval None + */ +__STATIC_INLINE void LL_RCC_EnableIT_HSIRDY(void) +{ + SET_BIT(RCC->CIER, RCC_CIER_HSIRDYIE); +} + +/** + * @brief Enable HSE ready interrupt + * @rmtoll CIER HSERDYIE LL_RCC_EnableIT_HSERDY + * @retval None + */ +__STATIC_INLINE void LL_RCC_EnableIT_HSERDY(void) +{ + SET_BIT(RCC->CIER, RCC_CIER_HSERDYIE); +} + +/** + * @brief Enable PLL ready interrupt + * @rmtoll CIER PLLRDYIE LL_RCC_EnableIT_PLLRDY + * @retval None + */ +__STATIC_INLINE void LL_RCC_EnableIT_PLLRDY(void) +{ + SET_BIT(RCC->CIER, RCC_CIER_PLLRDYIE); +} + +#if defined(RCC_HSI48_SUPPORT) +/** + * @brief Enable HSI48 ready interrupt + * @rmtoll CIER HSI48RDYIE LL_RCC_EnableIT_HSI48RDY + * @retval None + */ +__STATIC_INLINE void LL_RCC_EnableIT_HSI48RDY(void) +{ + SET_BIT(RCC->CIER, RCC_CIER_HSI48RDYIE); +} +#endif /* RCC_HSI48_SUPPORT */ + +/** + * @brief Enable LSE clock security system interrupt + * @rmtoll CIER LSECSSIE LL_RCC_EnableIT_LSECSS + * @retval None + */ +__STATIC_INLINE void LL_RCC_EnableIT_LSECSS(void) +{ + SET_BIT(RCC->CIER, RCC_CIER_LSECSSIE); +} + +/** + * @brief Disable LSI ready interrupt + * @rmtoll CIER LSIRDYIE LL_RCC_DisableIT_LSIRDY + * @retval None + */ +__STATIC_INLINE void LL_RCC_DisableIT_LSIRDY(void) +{ + CLEAR_BIT(RCC->CIER, RCC_CIER_LSIRDYIE); +} + +/** + * @brief Disable LSE ready interrupt + * @rmtoll CIER LSERDYIE LL_RCC_DisableIT_LSERDY + * @retval None + */ +__STATIC_INLINE void LL_RCC_DisableIT_LSERDY(void) +{ + CLEAR_BIT(RCC->CIER, RCC_CIER_LSERDYIE); +} + +/** + * @brief Disable MSI ready interrupt + * @rmtoll CIER MSIRDYIE LL_RCC_DisableIT_MSIRDY + * @retval None + */ +__STATIC_INLINE void LL_RCC_DisableIT_MSIRDY(void) +{ + CLEAR_BIT(RCC->CIER, RCC_CIER_MSIRDYIE); +} + +/** + * @brief Disable HSI ready interrupt + * @rmtoll CIER HSIRDYIE LL_RCC_DisableIT_HSIRDY + * @retval None + */ +__STATIC_INLINE void LL_RCC_DisableIT_HSIRDY(void) +{ + CLEAR_BIT(RCC->CIER, RCC_CIER_HSIRDYIE); +} + +/** + * @brief Disable HSE ready interrupt + * @rmtoll CIER HSERDYIE LL_RCC_DisableIT_HSERDY + * @retval None + */ +__STATIC_INLINE void LL_RCC_DisableIT_HSERDY(void) +{ + CLEAR_BIT(RCC->CIER, RCC_CIER_HSERDYIE); +} + +/** + * @brief Disable PLL ready interrupt + * @rmtoll CIER PLLRDYIE LL_RCC_DisableIT_PLLRDY + * @retval None + */ +__STATIC_INLINE void LL_RCC_DisableIT_PLLRDY(void) +{ + CLEAR_BIT(RCC->CIER, RCC_CIER_PLLRDYIE); +} + +#if defined(RCC_HSI48_SUPPORT) +/** + * @brief Disable HSI48 ready interrupt + * @rmtoll CIER HSI48RDYIE LL_RCC_DisableIT_HSI48RDY + * @retval None + */ +__STATIC_INLINE void LL_RCC_DisableIT_HSI48RDY(void) +{ + CLEAR_BIT(RCC->CIER, RCC_CIER_HSI48RDYIE); +} +#endif /* RCC_HSI48_SUPPORT */ + +/** + * @brief Disable LSE clock security system interrupt + * @rmtoll CIER LSECSSIE LL_RCC_DisableIT_LSECSS + * @retval None + */ +__STATIC_INLINE void LL_RCC_DisableIT_LSECSS(void) +{ + CLEAR_BIT(RCC->CIER, RCC_CIER_LSECSSIE); +} + +/** + * @brief Checks if LSI ready interrupt source is enabled or disabled. + * @rmtoll CIER LSIRDYIE LL_RCC_IsEnabledIT_LSIRDY + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_LSIRDY(void) +{ + return (READ_BIT(RCC->CIER, RCC_CIER_LSIRDYIE) == (RCC_CIER_LSIRDYIE)); +} + +/** + * @brief Checks if LSE ready interrupt source is enabled or disabled. + * @rmtoll CIER LSERDYIE LL_RCC_IsEnabledIT_LSERDY + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_LSERDY(void) +{ + return (READ_BIT(RCC->CIER, RCC_CIER_LSERDYIE) == (RCC_CIER_LSERDYIE)); +} + +/** + * @brief Checks if MSI ready interrupt source is enabled or disabled. + * @rmtoll CIER MSIRDYIE LL_RCC_IsEnabledIT_MSIRDY + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_MSIRDY(void) +{ + return (READ_BIT(RCC->CIER, RCC_CIER_MSIRDYIE) == (RCC_CIER_MSIRDYIE)); +} + +/** + * @brief Checks if HSI ready interrupt source is enabled or disabled. + * @rmtoll CIER HSIRDYIE LL_RCC_IsEnabledIT_HSIRDY + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_HSIRDY(void) +{ + return (READ_BIT(RCC->CIER, RCC_CIER_HSIRDYIE) == (RCC_CIER_HSIRDYIE)); +} + +/** + * @brief Checks if HSE ready interrupt source is enabled or disabled. + * @rmtoll CIER HSERDYIE LL_RCC_IsEnabledIT_HSERDY + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_HSERDY(void) +{ + return (READ_BIT(RCC->CIER, RCC_CIER_HSERDYIE) == (RCC_CIER_HSERDYIE)); +} + +/** + * @brief Checks if PLL ready interrupt source is enabled or disabled. + * @rmtoll CIER PLLRDYIE LL_RCC_IsEnabledIT_PLLRDY + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_PLLRDY(void) +{ + return (READ_BIT(RCC->CIER, RCC_CIER_PLLRDYIE) == (RCC_CIER_PLLRDYIE)); +} + +#if defined(RCC_HSI48_SUPPORT) +/** + * @brief Checks if HSI48 ready interrupt source is enabled or disabled. + * @rmtoll CIER HSI48RDYIE LL_RCC_IsEnabledIT_HSI48RDY + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_HSI48RDY(void) +{ + return (READ_BIT(RCC->CIER, RCC_CIER_HSI48RDYIE) == (RCC_CIER_HSI48RDYIE)); +} +#endif /* RCC_HSI48_SUPPORT */ + +/** + * @brief Checks if LSECSS interrupt source is enabled or disabled. + * @rmtoll CIER LSECSSIE LL_RCC_IsEnabledIT_LSECSS + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_LSECSS(void) +{ + return (READ_BIT(RCC->CIER, RCC_CIER_LSECSSIE) == (RCC_CIER_LSECSSIE)); +} + +/** + * @} + */ + +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup RCC_LL_EF_Init De-initialization function + * @{ + */ +ErrorStatus LL_RCC_DeInit(void); +/** + * @} + */ + +/** @defgroup RCC_LL_EF_Get_Freq Get system and peripherals clocks frequency functions + * @{ + */ +void LL_RCC_GetSystemClocksFreq(LL_RCC_ClocksTypeDef *RCC_Clocks); +uint32_t LL_RCC_GetUSARTClockFreq(uint32_t USARTxSource); +uint32_t LL_RCC_GetI2CClockFreq(uint32_t I2CxSource); +uint32_t LL_RCC_GetLPUARTClockFreq(uint32_t LPUARTxSource); +uint32_t LL_RCC_GetLPTIMClockFreq(uint32_t LPTIMxSource); +#if defined(USB_OTG_FS) || defined(USB) +uint32_t LL_RCC_GetUSBClockFreq(uint32_t USBxSource); +#endif /* USB_OTG_FS || USB */ +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* RCC */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L0xx_LL_RCC_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_rng.c b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_rng.c new file mode 100644 index 0000000000..fcfe4bfc72 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_rng.c @@ -0,0 +1,116 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_rng.c + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief RNG LL module driver. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ +#if defined(USE_FULL_LL_DRIVER) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx_ll_rng.h" +#include "stm32l0xx_ll_bus.h" + +#ifdef USE_FULL_ASSERT +#include "stm32_assert.h" +#else +#define assert_param(expr) ((void)0U) +#endif + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (RNG) + +/** @addtogroup RNG_LL + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ +/* Private function prototypes -----------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup RNG_LL_Exported_Functions + * @{ + */ + +/** @addtogroup RNG_LL_EF_Init + * @{ + */ + +/** + * @brief De-initialize RNG registers (Registers restored to their default values). + * @param RNGx RNG Instance + * @retval An ErrorStatus enumeration value: + * - SUCCESS: RNG registers are de-initialized + * - ERROR: not applicable + */ +ErrorStatus LL_RNG_DeInit(RNG_TypeDef *RNGx) +{ + /* Check the parameters */ + assert_param(IS_RNG_ALL_INSTANCE(RNGx)); + + /* Enable RNG reset state */ + LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_RNG); + + /* Release RNG from reset state */ + LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_RNG); + + return (SUCCESS); +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined (RNG) */ + +/** + * @} + */ + +#endif /* USE_FULL_LL_DRIVER */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ + diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_rng.h b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_rng.h new file mode 100644 index 0000000000..594f9a53ce --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_rng.h @@ -0,0 +1,355 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_rng.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief Header file of RNG LL module. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L0xx_LL_RNG_H +#define __STM32L0xx_LL_RNG_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined(RNG) + +/** @defgroup RNG_LL RNG + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ + +/* Exported types ------------------------------------------------------------*/ +/* Exported constants --------------------------------------------------------*/ +/** @defgroup RNG_LL_Exported_Constants RNG Exported Constants + * @{ + */ + +/** @defgroup RNG_LL_EC_GET_FLAG Get Flags Defines + * @brief Flags defines which can be used with LL_RNG_ReadReg function + * @{ + */ +#define LL_RNG_SR_DRDY RNG_SR_DRDY /*!< Register contains valid random data */ +#define LL_RNG_SR_CECS RNG_SR_CECS /*!< Clock error current status */ +#define LL_RNG_SR_SECS RNG_SR_SECS /*!< Seed error current status */ +#define LL_RNG_SR_CEIS RNG_SR_CEIS /*!< Clock error interrupt status */ +#define LL_RNG_SR_SEIS RNG_SR_SEIS /*!< Seed error interrupt status */ +/** + * @} + */ + +/** @defgroup RNG_LL_EC_IT IT Defines + * @brief IT defines which can be used with LL_RNG_ReadReg and LL_RNG_WriteReg macros + * @{ + */ +#define LL_RNG_CR_IE RNG_CR_IE /*!< RNG Interrupt enable */ +/** + * @} + */ + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/** @defgroup RNG_LL_Exported_Macros RNG Exported Macros + * @{ + */ + +/** @defgroup RNG_LL_EM_WRITE_READ Common Write and read registers Macros + * @{ + */ + +/** + * @brief Write a value in RNG register + * @param __INSTANCE__ RNG Instance + * @param __REG__ Register to be written + * @param __VALUE__ Value to be written in the register + * @retval None + */ +#define LL_RNG_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) + +/** + * @brief Read a value in RNG register + * @param __INSTANCE__ RNG Instance + * @param __REG__ Register to be read + * @retval Register value + */ +#define LL_RNG_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) +/** + * @} + */ + +/** + * @} + */ + + +/* Exported functions --------------------------------------------------------*/ +/** @defgroup RNG_LL_Exported_Functions RNG Exported Functions + * @{ + */ +/** @defgroup RNG_LL_EF_Configuration RNG Configuration functions + * @{ + */ + +/** + * @brief Enable Random Number Generation + * @rmtoll CR RNGEN LL_RNG_Enable + * @param RNGx RNG Instance + * @retval None + */ +__STATIC_INLINE void LL_RNG_Enable(RNG_TypeDef *RNGx) +{ + SET_BIT(RNGx->CR, RNG_CR_RNGEN); +} + +/** + * @brief Disable Random Number Generation + * @rmtoll CR RNGEN LL_RNG_Disable + * @param RNGx RNG Instance + * @retval None + */ +__STATIC_INLINE void LL_RNG_Disable(RNG_TypeDef *RNGx) +{ + CLEAR_BIT(RNGx->CR, RNG_CR_RNGEN); +} + +/** + * @brief Check if Random Number Generator is enabled + * @rmtoll CR RNGEN LL_RNG_IsEnabled + * @param RNGx RNG Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RNG_IsEnabled(RNG_TypeDef *RNGx) +{ + return (READ_BIT(RNGx->CR, RNG_CR_RNGEN) == (RNG_CR_RNGEN)); +} + +/** + * @} + */ + +/** @defgroup RNG_LL_EF_FLAG_Management FLAG Management + * @{ + */ + +/** + * @brief Indicate if the RNG Data ready Flag is set or not + * @rmtoll SR DRDY LL_RNG_IsActiveFlag_DRDY + * @param RNGx RNG Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RNG_IsActiveFlag_DRDY(RNG_TypeDef *RNGx) +{ + return (READ_BIT(RNGx->SR, RNG_SR_DRDY) == (RNG_SR_DRDY)); +} + +/** + * @brief Indicate if the Clock Error Current Status Flag is set or not + * @rmtoll SR CECS LL_RNG_IsActiveFlag_CECS + * @param RNGx RNG Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RNG_IsActiveFlag_CECS(RNG_TypeDef *RNGx) +{ + return (READ_BIT(RNGx->SR, RNG_SR_CECS) == (RNG_SR_CECS)); +} + +/** + * @brief Indicate if the Seed Error Current Status Flag is set or not + * @rmtoll SR SECS LL_RNG_IsActiveFlag_SECS + * @param RNGx RNG Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RNG_IsActiveFlag_SECS(RNG_TypeDef *RNGx) +{ + return (READ_BIT(RNGx->SR, RNG_SR_SECS) == (RNG_SR_SECS)); +} + +/** + * @brief Indicate if the Clock Error Interrupt Status Flag is set or not + * @rmtoll SR CEIS LL_RNG_IsActiveFlag_CEIS + * @param RNGx RNG Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RNG_IsActiveFlag_CEIS(RNG_TypeDef *RNGx) +{ + return (READ_BIT(RNGx->SR, RNG_SR_CEIS) == (RNG_SR_CEIS)); +} + +/** + * @brief Indicate if the Seed Error Interrupt Status Flag is set or not + * @rmtoll SR SEIS LL_RNG_IsActiveFlag_SEIS + * @param RNGx RNG Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RNG_IsActiveFlag_SEIS(RNG_TypeDef *RNGx) +{ + return (READ_BIT(RNGx->SR, RNG_SR_SEIS) == (RNG_SR_SEIS)); +} + +/** + * @brief Clear Clock Error interrupt Status (CEIS) Flag + * @rmtoll SR CEIS LL_RNG_ClearFlag_CEIS + * @param RNGx RNG Instance + * @retval None + */ +__STATIC_INLINE void LL_RNG_ClearFlag_CEIS(RNG_TypeDef *RNGx) +{ + WRITE_REG(RNGx->SR, ~RNG_SR_CEIS); +} + +/** + * @brief Clear Seed Error interrupt Status (SEIS) Flag + * @rmtoll SR SEIS LL_RNG_ClearFlag_SEIS + * @param RNGx RNG Instance + * @retval None + */ +__STATIC_INLINE void LL_RNG_ClearFlag_SEIS(RNG_TypeDef *RNGx) +{ + WRITE_REG(RNGx->SR, ~RNG_SR_SEIS); +} + +/** + * @} + */ + +/** @defgroup RNG_LL_EF_IT_Management IT Management + * @{ + */ + +/** + * @brief Enable Random Number Generator Interrupt + * (applies for either Seed error, Clock Error or Data ready interrupts) + * @rmtoll CR IE LL_RNG_EnableIT + * @param RNGx RNG Instance + * @retval None + */ +__STATIC_INLINE void LL_RNG_EnableIT(RNG_TypeDef *RNGx) +{ + SET_BIT(RNGx->CR, RNG_CR_IE); +} + +/** + * @brief Disable Random Number Generator Interrupt + * (applies for either Seed error, Clock Error or Data ready interrupts) + * @rmtoll CR IE LL_RNG_DisableIT + * @param RNGx RNG Instance + * @retval None + */ +__STATIC_INLINE void LL_RNG_DisableIT(RNG_TypeDef *RNGx) +{ + CLEAR_BIT(RNGx->CR, RNG_CR_IE); +} + +/** + * @brief Check if Random Number Generator Interrupt is enabled + * (applies for either Seed error, Clock Error or Data ready interrupts) + * @rmtoll CR IE LL_RNG_IsEnabledIT + * @param RNGx RNG Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RNG_IsEnabledIT(RNG_TypeDef *RNGx) +{ + return (READ_BIT(RNGx->CR, RNG_CR_IE) == (RNG_CR_IE)); +} + +/** + * @} + */ + +/** @defgroup RNG_LL_EF_Data_Management Data Management + * @{ + */ + +/** + * @brief Return32-bit Random Number value + * @rmtoll DR RNDATA LL_RNG_ReadRandData32 + * @param RNGx RNG Instance + * @retval Generated 32-bit random value + */ +__STATIC_INLINE uint32_t LL_RNG_ReadRandData32(RNG_TypeDef *RNGx) +{ + return (uint32_t)(READ_REG(RNGx->DR)); +} + +/** + * @} + */ + +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup RNG_LL_EF_Init Initialization and de-initialization functions + * @{ + */ + +ErrorStatus LL_RNG_DeInit(RNG_TypeDef *RNGx); + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined(RNG) */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L0xx_LL_RNG_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_rtc.c b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_rtc.c new file mode 100644 index 0000000000..4bf231f6fb --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_rtc.c @@ -0,0 +1,897 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_rtc.c + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief RTC LL module driver. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ +#if defined(USE_FULL_LL_DRIVER) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx_ll_rtc.h" +#include "stm32l0xx_ll_cortex.h" +#ifdef USE_FULL_ASSERT +#include "stm32_assert.h" +#else +#define assert_param(expr) ((void)0U) +#endif + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined(RTC) + +/** @addtogroup RTC_LL + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/** @addtogroup RTC_LL_Private_Constants + * @{ + */ +/* Default values used for prescaler */ +#define RTC_ASYNCH_PRESC_DEFAULT ((uint32_t) 0x0000007FU) +#define RTC_SYNCH_PRESC_DEFAULT ((uint32_t) 0x000000FFU) + +/* Values used for timeout */ +#define RTC_INITMODE_TIMEOUT ((uint32_t) 1000U) /* 1s when tick set to 1ms */ +#define RTC_SYNCHRO_TIMEOUT ((uint32_t) 1000U) /* 1s when tick set to 1ms */ +/** + * @} + */ + +/* Private macros ------------------------------------------------------------*/ +/** @addtogroup RTC_LL_Private_Macros + * @{ + */ + +#define IS_LL_RTC_HOURFORMAT(__VALUE__) (((__VALUE__) == LL_RTC_HOURFORMAT_24HOUR) \ + || ((__VALUE__) == LL_RTC_HOURFORMAT_AMPM)) + +#define IS_LL_RTC_ASYNCH_PREDIV(__VALUE__) ((__VALUE__) <= (uint32_t)0x7FU) + +#define IS_LL_RTC_SYNCH_PREDIV(__VALUE__) ((__VALUE__) <= (uint32_t)0x7FFFU) + +#define IS_LL_RTC_FORMAT(__VALUE__) (((__VALUE__) == LL_RTC_FORMAT_BIN) \ + || ((__VALUE__) == LL_RTC_FORMAT_BCD)) + +#define IS_LL_RTC_TIME_FORMAT(__VALUE__) (((__VALUE__) == LL_RTC_TIME_FORMAT_AM_OR_24) \ + || ((__VALUE__) == LL_RTC_TIME_FORMAT_PM)) + +#define IS_LL_RTC_HOUR12(__HOUR__) (((__HOUR__) > 0U) && ((__HOUR__) <= 12U)) +#define IS_LL_RTC_HOUR24(__HOUR__) ((__HOUR__) <= 23U) +#define IS_LL_RTC_MINUTES(__MINUTES__) ((__MINUTES__) <= 59U) +#define IS_LL_RTC_SECONDS(__SECONDS__) ((__SECONDS__) <= 59U) + +#define IS_LL_RTC_WEEKDAY(__VALUE__) (((__VALUE__) == LL_RTC_WEEKDAY_MONDAY) \ + || ((__VALUE__) == LL_RTC_WEEKDAY_TUESDAY) \ + || ((__VALUE__) == LL_RTC_WEEKDAY_WEDNESDAY) \ + || ((__VALUE__) == LL_RTC_WEEKDAY_THURSDAY) \ + || ((__VALUE__) == LL_RTC_WEEKDAY_FRIDAY) \ + || ((__VALUE__) == LL_RTC_WEEKDAY_SATURDAY) \ + || ((__VALUE__) == LL_RTC_WEEKDAY_SUNDAY)) + +#define IS_LL_RTC_DAY(__DAY__) (((__DAY__) >= (uint32_t)1U) && ((__DAY__) <= (uint32_t)31U)) + +#define IS_LL_RTC_MONTH(__VALUE__) (((__VALUE__) == LL_RTC_MONTH_JANUARY) \ + || ((__VALUE__) == LL_RTC_MONTH_FEBRUARY) \ + || ((__VALUE__) == LL_RTC_MONTH_MARCH) \ + || ((__VALUE__) == LL_RTC_MONTH_APRIL) \ + || ((__VALUE__) == LL_RTC_MONTH_MAY) \ + || ((__VALUE__) == LL_RTC_MONTH_JUNE) \ + || ((__VALUE__) == LL_RTC_MONTH_JULY) \ + || ((__VALUE__) == LL_RTC_MONTH_AUGUST) \ + || ((__VALUE__) == LL_RTC_MONTH_SEPTEMBER) \ + || ((__VALUE__) == LL_RTC_MONTH_OCTOBER) \ + || ((__VALUE__) == LL_RTC_MONTH_NOVEMBER) \ + || ((__VALUE__) == LL_RTC_MONTH_DECEMBER)) + +#define IS_LL_RTC_YEAR(__YEAR__) ((__YEAR__) <= 99U) + +#define IS_LL_RTC_ALMA_MASK(__VALUE__) (((__VALUE__) == LL_RTC_ALMA_MASK_NONE) \ + || ((__VALUE__) == LL_RTC_ALMA_MASK_DATEWEEKDAY) \ + || ((__VALUE__) == LL_RTC_ALMA_MASK_HOURS) \ + || ((__VALUE__) == LL_RTC_ALMA_MASK_MINUTES) \ + || ((__VALUE__) == LL_RTC_ALMA_MASK_SECONDS) \ + || ((__VALUE__) == LL_RTC_ALMA_MASK_ALL)) + +#define IS_LL_RTC_ALMB_MASK(__VALUE__) (((__VALUE__) == LL_RTC_ALMB_MASK_NONE) \ + || ((__VALUE__) == LL_RTC_ALMB_MASK_DATEWEEKDAY) \ + || ((__VALUE__) == LL_RTC_ALMB_MASK_HOURS) \ + || ((__VALUE__) == LL_RTC_ALMB_MASK_MINUTES) \ + || ((__VALUE__) == LL_RTC_ALMB_MASK_SECONDS) \ + || ((__VALUE__) == LL_RTC_ALMB_MASK_ALL)) + + +#define IS_LL_RTC_ALMA_DATE_WEEKDAY_SEL(__SEL__) (((__SEL__) == LL_RTC_ALMA_DATEWEEKDAYSEL_DATE) || \ + ((__SEL__) == LL_RTC_ALMA_DATEWEEKDAYSEL_WEEKDAY)) + +#define IS_LL_RTC_ALMB_DATE_WEEKDAY_SEL(__SEL__) (((__SEL__) == LL_RTC_ALMB_DATEWEEKDAYSEL_DATE) || \ + ((__SEL__) == LL_RTC_ALMB_DATEWEEKDAYSEL_WEEKDAY)) + + +/** + * @} + */ +/* Private function prototypes -----------------------------------------------*/ +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup RTC_LL_Exported_Functions + * @{ + */ + +/** @addtogroup RTC_LL_EF_Init + * @{ + */ + +/** + * @brief De-Initializes the RTC registers to their default reset values. + * @note This function doesn't reset the RTC Clock source and RTC Backup Data + * registers. + * @param RTCx RTC Instance + * @retval An ErrorStatus enumeration value: + * - SUCCESS: RTC registers are de-initialized + * - ERROR: RTC registers are not de-initialized + */ +ErrorStatus LL_RTC_DeInit(RTC_TypeDef *RTCx) +{ + ErrorStatus status = ERROR; + + /* Check the parameter */ + assert_param(IS_RTC_ALL_INSTANCE(RTCx)); + + /* Disable the write protection for RTC registers */ + LL_RTC_DisableWriteProtection(RTCx); + + /* Set Initialization mode */ + if (LL_RTC_EnterInitMode(RTCx) != ERROR) + { + /* Reset TR, DR and CR registers */ + LL_RTC_WriteReg(RTCx, TR, 0x00000000U); +#if defined(RTC_WAKEUP_SUPPORT) + LL_RTC_WriteReg(RTCx, WUTR, RTC_WUTR_WUT); +#endif /* RTC_WAKEUP_SUPPORT */ + LL_RTC_WriteReg(RTCx, DR , (RTC_DR_WDU_0 | RTC_DR_MU_0 | RTC_DR_DU_0)); + /* Reset All CR bits except CR[2:0] */ +#if defined(RTC_WAKEUP_SUPPORT) + LL_RTC_WriteReg(RTCx, CR, (LL_RTC_ReadReg(RTCx, CR) & RTC_CR_WUCKSEL)); +#else + LL_RTC_WriteReg(RTCx, CR, 0x00000000U); +#endif /* RTC_WAKEUP_SUPPORT */ + LL_RTC_WriteReg(RTCx, PRER, (RTC_PRER_PREDIV_A | RTC_SYNCH_PRESC_DEFAULT)); + LL_RTC_WriteReg(RTCx, ALRMAR, 0x00000000U); + LL_RTC_WriteReg(RTCx, ALRMBR, 0x00000000U); + LL_RTC_WriteReg(RTCx, SHIFTR, 0x00000000U); + LL_RTC_WriteReg(RTCx, CALR, 0x00000000U); + LL_RTC_WriteReg(RTCx, ALRMASSR, 0x00000000U); + LL_RTC_WriteReg(RTCx, ALRMBSSR, 0x00000000U); + + /* Reset ISR register and exit initialization mode */ + LL_RTC_WriteReg(RTCx, ISR, 0x00000000U); + + /* Reset Tamper and alternate functions configuration register */ + LL_RTC_WriteReg(RTCx, TAMPCR, 0x00000000U); + + /* Reset Option register */ + LL_RTC_WriteReg(RTCx, OR, 0x00000000U); + + /* Wait till the RTC RSF flag is set */ + status = LL_RTC_WaitForSynchro(RTCx); + } + + /* Enable the write protection for RTC registers */ + LL_RTC_EnableWriteProtection(RTCx); + + return status; +} + +/** + * @brief Initializes the RTC registers according to the specified parameters + * in RTC_InitStruct. + * @param RTCx RTC Instance + * @param RTC_InitStruct pointer to a @ref LL_RTC_InitTypeDef structure that contains + * the configuration information for the RTC peripheral. + * @note The RTC Prescaler register is write protected and can be written in + * initialization mode only. + * @retval An ErrorStatus enumeration value: + * - SUCCESS: RTC registers are initialized + * - ERROR: RTC registers are not initialized + */ +ErrorStatus LL_RTC_Init(RTC_TypeDef *RTCx, LL_RTC_InitTypeDef *RTC_InitStruct) +{ + ErrorStatus status = ERROR; + + /* Check the parameters */ + assert_param(IS_RTC_ALL_INSTANCE(RTCx)); + assert_param(IS_LL_RTC_HOURFORMAT(RTC_InitStruct->HourFormat)); + assert_param(IS_LL_RTC_ASYNCH_PREDIV(RTC_InitStruct->AsynchPrescaler)); + assert_param(IS_LL_RTC_SYNCH_PREDIV(RTC_InitStruct->SynchPrescaler)); + + /* Disable the write protection for RTC registers */ + LL_RTC_DisableWriteProtection(RTCx); + + /* Set Initialization mode */ + if (LL_RTC_EnterInitMode(RTCx) != ERROR) + { + /* Set Hour Format */ + LL_RTC_SetHourFormat(RTCx, RTC_InitStruct->HourFormat); + + /* Configure Synchronous and Asynchronous prescaler factor */ + LL_RTC_SetSynchPrescaler(RTCx, RTC_InitStruct->SynchPrescaler); + LL_RTC_SetAsynchPrescaler(RTCx, RTC_InitStruct->AsynchPrescaler); + + /* Exit Initialization mode */ + LL_RTC_DisableInitMode(RTCx); + + status = SUCCESS; + } + /* Enable the write protection for RTC registers */ + LL_RTC_EnableWriteProtection(RTCx); + + return status; +} + +/** + * @brief Set each @ref LL_RTC_InitTypeDef field to default value. + * @param RTC_InitStruct pointer to a @ref LL_RTC_InitTypeDef structure which will be initialized. + * @retval None + */ +void LL_RTC_StructInit(LL_RTC_InitTypeDef *RTC_InitStruct) +{ + /* Set RTC_InitStruct fields to default values */ + RTC_InitStruct->HourFormat = LL_RTC_HOURFORMAT_24HOUR; + RTC_InitStruct->AsynchPrescaler = RTC_ASYNCH_PRESC_DEFAULT; + RTC_InitStruct->SynchPrescaler = RTC_SYNCH_PRESC_DEFAULT; +} + +/** + * @brief Set the RTC current time. + * @param RTCx RTC Instance + * @param RTC_Format This parameter can be one of the following values: + * @arg @ref LL_RTC_FORMAT_BIN + * @arg @ref LL_RTC_FORMAT_BCD + * @param RTC_TimeStruct pointer to a RTC_TimeTypeDef structure that contains + * the time configuration information for the RTC. + * @retval An ErrorStatus enumeration value: + * - SUCCESS: RTC Time register is configured + * - ERROR: RTC Time register is not configured + */ +ErrorStatus LL_RTC_TIME_Init(RTC_TypeDef *RTCx, uint32_t RTC_Format, LL_RTC_TimeTypeDef *RTC_TimeStruct) +{ + ErrorStatus status = ERROR; + + /* Check the parameters */ + assert_param(IS_RTC_ALL_INSTANCE(RTCx)); + assert_param(IS_LL_RTC_FORMAT(RTC_Format)); + + if (RTC_Format == LL_RTC_FORMAT_BIN) + { + if (LL_RTC_GetHourFormat(RTCx) != LL_RTC_HOURFORMAT_24HOUR) + { + assert_param(IS_LL_RTC_HOUR12(RTC_TimeStruct->Hours)); + assert_param(IS_LL_RTC_TIME_FORMAT(RTC_TimeStruct->TimeFormat)); + } + else + { + RTC_TimeStruct->TimeFormat = 0x00U; + assert_param(IS_LL_RTC_HOUR24(RTC_TimeStruct->Hours)); + } + assert_param(IS_LL_RTC_MINUTES(RTC_TimeStruct->Minutes)); + assert_param(IS_LL_RTC_SECONDS(RTC_TimeStruct->Seconds)); + } + else + { + if (LL_RTC_GetHourFormat(RTCx) != LL_RTC_HOURFORMAT_24HOUR) + { + assert_param(IS_LL_RTC_HOUR12(__LL_RTC_CONVERT_BCD2BIN(RTC_TimeStruct->Hours))); + assert_param(IS_LL_RTC_TIME_FORMAT(RTC_TimeStruct->TimeFormat)); + } + else + { + RTC_TimeStruct->TimeFormat = 0x00U; + assert_param(IS_LL_RTC_HOUR24(__LL_RTC_CONVERT_BCD2BIN(RTC_TimeStruct->Hours))); + } + assert_param(IS_LL_RTC_MINUTES(__LL_RTC_CONVERT_BCD2BIN(RTC_TimeStruct->Minutes))); + assert_param(IS_LL_RTC_SECONDS(__LL_RTC_CONVERT_BCD2BIN(RTC_TimeStruct->Seconds))); + } + + /* Disable the write protection for RTC registers */ + LL_RTC_DisableWriteProtection(RTCx); + + /* Set Initialization mode */ + if (LL_RTC_EnterInitMode(RTCx) != ERROR) + { + /* Check the input parameters format */ + if (RTC_Format != LL_RTC_FORMAT_BIN) + { + LL_RTC_TIME_Config(RTCx, RTC_TimeStruct->TimeFormat, RTC_TimeStruct->Hours, + RTC_TimeStruct->Minutes, RTC_TimeStruct->Seconds); + } + else + { + LL_RTC_TIME_Config(RTCx, RTC_TimeStruct->TimeFormat, __LL_RTC_CONVERT_BIN2BCD(RTC_TimeStruct->Hours), + __LL_RTC_CONVERT_BIN2BCD(RTC_TimeStruct->Minutes), + __LL_RTC_CONVERT_BIN2BCD(RTC_TimeStruct->Seconds)); + } + + /* Exit Initialization mode */ + LL_RTC_DisableInitMode(RTC); + + /* If RTC_CR_BYPSHAD bit = 0, wait for synchro else this check is not needed */ + if (LL_RTC_IsShadowRegBypassEnabled(RTCx) == 0U) + { + status = LL_RTC_WaitForSynchro(RTCx); + } + else + { + status = SUCCESS; + } + } + /* Enable the write protection for RTC registers */ + LL_RTC_EnableWriteProtection(RTCx); + + return status; +} + +/** + * @brief Set each @ref LL_RTC_TimeTypeDef field to default value (Time = 00h:00min:00sec). + * @param RTC_TimeStruct pointer to a @ref LL_RTC_TimeTypeDef structure which will be initialized. + * @retval None + */ +void LL_RTC_TIME_StructInit(LL_RTC_TimeTypeDef *RTC_TimeStruct) +{ + /* Time = 00h:00min:00sec */ + RTC_TimeStruct->TimeFormat = LL_RTC_TIME_FORMAT_AM_OR_24; + RTC_TimeStruct->Hours = 0U; + RTC_TimeStruct->Minutes = 0U; + RTC_TimeStruct->Seconds = 0U; +} + +/** + * @brief Set the RTC current date. + * @param RTCx RTC Instance + * @param RTC_Format This parameter can be one of the following values: + * @arg @ref LL_RTC_FORMAT_BIN + * @arg @ref LL_RTC_FORMAT_BCD + * @param RTC_DateStruct: pointer to a RTC_DateTypeDef structure that contains + * the date configuration information for the RTC. + * @retval An ErrorStatus enumeration value: + * - SUCCESS: RTC Day register is configured + * - ERROR: RTC Day register is not configured + */ +ErrorStatus LL_RTC_DATE_Init(RTC_TypeDef *RTCx, uint32_t RTC_Format, LL_RTC_DateTypeDef *RTC_DateStruct) +{ + ErrorStatus status = ERROR; + + /* Check the parameters */ + assert_param(IS_RTC_ALL_INSTANCE(RTCx)); + assert_param(IS_LL_RTC_FORMAT(RTC_Format)); + + if ((RTC_Format == LL_RTC_FORMAT_BIN) && ((RTC_DateStruct->Month & 0x10U) == 0x10U)) + { + RTC_DateStruct->Month = (RTC_DateStruct->Month & (uint32_t)~(0x10U)) + 0x0AU; + } + if (RTC_Format == LL_RTC_FORMAT_BIN) + { + assert_param(IS_LL_RTC_YEAR(RTC_DateStruct->Year)); + assert_param(IS_LL_RTC_MONTH(RTC_DateStruct->Month)); + assert_param(IS_LL_RTC_DAY(RTC_DateStruct->Day)); + } + else + { + assert_param(IS_LL_RTC_YEAR(__LL_RTC_CONVERT_BCD2BIN(RTC_DateStruct->Year))); + assert_param(IS_LL_RTC_MONTH(__LL_RTC_CONVERT_BCD2BIN(RTC_DateStruct->Month))); + assert_param(IS_LL_RTC_DAY(__LL_RTC_CONVERT_BCD2BIN(RTC_DateStruct->Day))); + } + assert_param(IS_LL_RTC_WEEKDAY(RTC_DateStruct->WeekDay)); + + /* Disable the write protection for RTC registers */ + LL_RTC_DisableWriteProtection(RTCx); + + /* Set Initialization mode */ + if (LL_RTC_EnterInitMode(RTCx) != ERROR) + { + /* Check the input parameters format */ + if (RTC_Format != LL_RTC_FORMAT_BIN) + { + LL_RTC_DATE_Config(RTCx, RTC_DateStruct->WeekDay, RTC_DateStruct->Day, RTC_DateStruct->Month, RTC_DateStruct->Year); + } + else + { + LL_RTC_DATE_Config(RTCx, RTC_DateStruct->WeekDay, __LL_RTC_CONVERT_BIN2BCD(RTC_DateStruct->Day), + __LL_RTC_CONVERT_BIN2BCD(RTC_DateStruct->Month), __LL_RTC_CONVERT_BIN2BCD(RTC_DateStruct->Year)); + } + + /* Exit Initialization mode */ + LL_RTC_DisableInitMode(RTC); + + /* If RTC_CR_BYPSHAD bit = 0, wait for synchro else this check is not needed */ + if (LL_RTC_IsShadowRegBypassEnabled(RTCx) == 0U) + { + status = LL_RTC_WaitForSynchro(RTCx); + } + else + { + status = SUCCESS; + } + } + /* Enable the write protection for RTC registers */ + LL_RTC_EnableWriteProtection(RTCx); + + return status; +} + +/** + * @brief Set each @ref LL_RTC_DateTypeDef field to default value (date = Monday, January 01 xx00) + * @param RTC_DateStruct pointer to a @ref LL_RTC_DateTypeDef structure which will be initialized. + * @retval None + */ +void LL_RTC_DATE_StructInit(LL_RTC_DateTypeDef *RTC_DateStruct) +{ + /* Monday, January 01 xx00 */ + RTC_DateStruct->WeekDay = LL_RTC_WEEKDAY_MONDAY; + RTC_DateStruct->Day = 1U; + RTC_DateStruct->Month = LL_RTC_MONTH_JANUARY; + RTC_DateStruct->Year = 0U; +} + +/** + * @brief Set the RTC Alarm A. + * @note The Alarm register can only be written when the corresponding Alarm + * is disabled (Use @ref LL_RTC_ALMA_Disable function). + * @param RTCx RTC Instance + * @param RTC_Format This parameter can be one of the following values: + * @arg @ref LL_RTC_FORMAT_BIN + * @arg @ref LL_RTC_FORMAT_BCD + * @param RTC_AlarmStruct pointer to a @ref LL_RTC_AlarmTypeDef structure that + * contains the alarm configuration parameters. + * @retval An ErrorStatus enumeration value: + * - SUCCESS: ALARMA registers are configured + * - ERROR: ALARMA registers are not configured + */ +ErrorStatus LL_RTC_ALMA_Init(RTC_TypeDef *RTCx, uint32_t RTC_Format, LL_RTC_AlarmTypeDef *RTC_AlarmStruct) +{ + /* Check the parameters */ + assert_param(IS_RTC_ALL_INSTANCE(RTCx)); + assert_param(IS_LL_RTC_FORMAT(RTC_Format)); + assert_param(IS_LL_RTC_ALMA_MASK(RTC_AlarmStruct->AlarmMask)); + assert_param(IS_LL_RTC_ALMA_DATE_WEEKDAY_SEL(RTC_AlarmStruct->AlarmDateWeekDaySel)); + + if (RTC_Format == LL_RTC_FORMAT_BIN) + { + if (LL_RTC_GetHourFormat(RTCx) != LL_RTC_HOURFORMAT_24HOUR) + { + assert_param(IS_LL_RTC_HOUR12(RTC_AlarmStruct->AlarmTime.Hours)); + assert_param(IS_LL_RTC_TIME_FORMAT(RTC_AlarmStruct->AlarmTime.TimeFormat)); + } + else + { + RTC_AlarmStruct->AlarmTime.TimeFormat = 0x00U; + assert_param(IS_LL_RTC_HOUR24(RTC_AlarmStruct->AlarmTime.Hours)); + } + assert_param(IS_LL_RTC_MINUTES(RTC_AlarmStruct->AlarmTime.Minutes)); + assert_param(IS_LL_RTC_SECONDS(RTC_AlarmStruct->AlarmTime.Seconds)); + + if (RTC_AlarmStruct->AlarmDateWeekDaySel == LL_RTC_ALMA_DATEWEEKDAYSEL_DATE) + { + assert_param(IS_LL_RTC_DAY(RTC_AlarmStruct->AlarmDateWeekDay)); + } + else + { + assert_param(IS_LL_RTC_WEEKDAY(RTC_AlarmStruct->AlarmDateWeekDay)); + } + } + else + { + if (LL_RTC_GetHourFormat(RTCx) != LL_RTC_HOURFORMAT_24HOUR) + { + assert_param(IS_LL_RTC_HOUR12(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmTime.Hours))); + assert_param(IS_LL_RTC_TIME_FORMAT(RTC_AlarmStruct->AlarmTime.TimeFormat)); + } + else + { + RTC_AlarmStruct->AlarmTime.TimeFormat = 0x00U; + assert_param(IS_LL_RTC_HOUR24(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmTime.Hours))); + } + + assert_param(IS_LL_RTC_MINUTES(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmTime.Minutes))); + assert_param(IS_LL_RTC_SECONDS(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmTime.Seconds))); + + if (RTC_AlarmStruct->AlarmDateWeekDaySel == LL_RTC_ALMA_DATEWEEKDAYSEL_DATE) + { + assert_param(IS_LL_RTC_DAY(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmDateWeekDay))); + } + else + { + assert_param(IS_LL_RTC_WEEKDAY(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmDateWeekDay))); + } + } + + /* Disable the write protection for RTC registers */ + LL_RTC_DisableWriteProtection(RTCx); + + /* Select weekday selection */ + if (RTC_AlarmStruct->AlarmDateWeekDaySel == LL_RTC_ALMA_DATEWEEKDAYSEL_DATE) + { + /* Set the date for ALARM */ + LL_RTC_ALMA_DisableWeekday(RTCx); + if (RTC_Format != LL_RTC_FORMAT_BIN) + { + LL_RTC_ALMA_SetDay(RTCx, RTC_AlarmStruct->AlarmDateWeekDay); + } + else + { + LL_RTC_ALMA_SetDay(RTCx, __LL_RTC_CONVERT_BIN2BCD(RTC_AlarmStruct->AlarmDateWeekDay)); + } + } + else + { + /* Set the week day for ALARM */ + LL_RTC_ALMA_EnableWeekday(RTCx); + LL_RTC_ALMA_SetWeekDay(RTCx, RTC_AlarmStruct->AlarmDateWeekDay); + } + + /* Configure the Alarm register */ + if (RTC_Format != LL_RTC_FORMAT_BIN) + { + LL_RTC_ALMA_ConfigTime(RTCx, RTC_AlarmStruct->AlarmTime.TimeFormat, RTC_AlarmStruct->AlarmTime.Hours, + RTC_AlarmStruct->AlarmTime.Minutes, RTC_AlarmStruct->AlarmTime.Seconds); + } + else + { + LL_RTC_ALMA_ConfigTime(RTCx, RTC_AlarmStruct->AlarmTime.TimeFormat, + __LL_RTC_CONVERT_BIN2BCD(RTC_AlarmStruct->AlarmTime.Hours), + __LL_RTC_CONVERT_BIN2BCD(RTC_AlarmStruct->AlarmTime.Minutes), + __LL_RTC_CONVERT_BIN2BCD(RTC_AlarmStruct->AlarmTime.Seconds)); + } + /* Set ALARM mask */ + LL_RTC_ALMA_SetMask(RTCx, RTC_AlarmStruct->AlarmMask); + + /* Enable the write protection for RTC registers */ + LL_RTC_EnableWriteProtection(RTCx); + + return SUCCESS; +} + +/** + * @brief Set the RTC Alarm B. + * @note The Alarm register can only be written when the corresponding Alarm + * is disabled (@ref LL_RTC_ALMB_Disable function). + * @param RTCx RTC Instance + * @param RTC_Format This parameter can be one of the following values: + * @arg @ref LL_RTC_FORMAT_BIN + * @arg @ref LL_RTC_FORMAT_BCD + * @param RTC_AlarmStruct pointer to a @ref LL_RTC_AlarmTypeDef structure that + * contains the alarm configuration parameters. + * @retval An ErrorStatus enumeration value: + * - SUCCESS: ALARMB registers are configured + * - ERROR: ALARMB registers are not configured + */ +ErrorStatus LL_RTC_ALMB_Init(RTC_TypeDef *RTCx, uint32_t RTC_Format, LL_RTC_AlarmTypeDef *RTC_AlarmStruct) +{ + /* Check the parameters */ + assert_param(IS_RTC_ALL_INSTANCE(RTCx)); + assert_param(IS_LL_RTC_FORMAT(RTC_Format)); + assert_param(IS_LL_RTC_ALMB_MASK(RTC_AlarmStruct->AlarmMask)); + assert_param(IS_LL_RTC_ALMB_DATE_WEEKDAY_SEL(RTC_AlarmStruct->AlarmDateWeekDaySel)); + + if (RTC_Format == LL_RTC_FORMAT_BIN) + { + if (LL_RTC_GetHourFormat(RTCx) != LL_RTC_HOURFORMAT_24HOUR) + { + assert_param(IS_LL_RTC_HOUR12(RTC_AlarmStruct->AlarmTime.Hours)); + assert_param(IS_LL_RTC_TIME_FORMAT(RTC_AlarmStruct->AlarmTime.TimeFormat)); + } + else + { + RTC_AlarmStruct->AlarmTime.TimeFormat = 0x00U; + assert_param(IS_LL_RTC_HOUR24(RTC_AlarmStruct->AlarmTime.Hours)); + } + assert_param(IS_LL_RTC_MINUTES(RTC_AlarmStruct->AlarmTime.Minutes)); + assert_param(IS_LL_RTC_SECONDS(RTC_AlarmStruct->AlarmTime.Seconds)); + + if (RTC_AlarmStruct->AlarmDateWeekDaySel == LL_RTC_ALMB_DATEWEEKDAYSEL_DATE) + { + assert_param(IS_LL_RTC_DAY(RTC_AlarmStruct->AlarmDateWeekDay)); + } + else + { + assert_param(IS_LL_RTC_WEEKDAY(RTC_AlarmStruct->AlarmDateWeekDay)); + } + } + else + { + if (LL_RTC_GetHourFormat(RTCx) != LL_RTC_HOURFORMAT_24HOUR) + { + assert_param(IS_LL_RTC_HOUR12(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmTime.Hours))); + assert_param(IS_LL_RTC_TIME_FORMAT(RTC_AlarmStruct->AlarmTime.TimeFormat)); + } + else + { + RTC_AlarmStruct->AlarmTime.TimeFormat = 0x00U; + assert_param(IS_LL_RTC_HOUR24(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmTime.Hours))); + } + + assert_param(IS_LL_RTC_MINUTES(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmTime.Minutes))); + assert_param(IS_LL_RTC_SECONDS(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmTime.Seconds))); + + if (RTC_AlarmStruct->AlarmDateWeekDaySel == LL_RTC_ALMB_DATEWEEKDAYSEL_DATE) + { + assert_param(IS_LL_RTC_DAY(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmDateWeekDay))); + } + else + { + assert_param(IS_LL_RTC_WEEKDAY(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmDateWeekDay))); + } + } + + /* Disable the write protection for RTC registers */ + LL_RTC_DisableWriteProtection(RTCx); + + /* Select weekday selection */ + if (RTC_AlarmStruct->AlarmDateWeekDaySel == LL_RTC_ALMB_DATEWEEKDAYSEL_DATE) + { + /* Set the date for ALARM */ + LL_RTC_ALMB_DisableWeekday(RTCx); + if (RTC_Format != LL_RTC_FORMAT_BIN) + { + LL_RTC_ALMB_SetDay(RTCx, RTC_AlarmStruct->AlarmDateWeekDay); + } + else + { + LL_RTC_ALMB_SetDay(RTCx, __LL_RTC_CONVERT_BIN2BCD(RTC_AlarmStruct->AlarmDateWeekDay)); + } + } + else + { + /* Set the week day for ALARM */ + LL_RTC_ALMB_EnableWeekday(RTCx); + LL_RTC_ALMB_SetWeekDay(RTCx, RTC_AlarmStruct->AlarmDateWeekDay); + } + + /* Configure the Alarm register */ + if (RTC_Format != LL_RTC_FORMAT_BIN) + { + LL_RTC_ALMB_ConfigTime(RTCx, RTC_AlarmStruct->AlarmTime.TimeFormat, RTC_AlarmStruct->AlarmTime.Hours, + RTC_AlarmStruct->AlarmTime.Minutes, RTC_AlarmStruct->AlarmTime.Seconds); + } + else + { + LL_RTC_ALMB_ConfigTime(RTCx, RTC_AlarmStruct->AlarmTime.TimeFormat, + __LL_RTC_CONVERT_BIN2BCD(RTC_AlarmStruct->AlarmTime.Hours), + __LL_RTC_CONVERT_BIN2BCD(RTC_AlarmStruct->AlarmTime.Minutes), + __LL_RTC_CONVERT_BIN2BCD(RTC_AlarmStruct->AlarmTime.Seconds)); + } + /* Set ALARM mask */ + LL_RTC_ALMB_SetMask(RTCx, RTC_AlarmStruct->AlarmMask); + + /* Enable the write protection for RTC registers */ + LL_RTC_EnableWriteProtection(RTCx); + + return SUCCESS; +} + +/** + * @brief Set each @ref LL_RTC_AlarmTypeDef of ALARMA field to default value (Time = 00h:00mn:00sec / + * Day = 1st day of the month/Mask = all fields are masked). + * @param RTC_AlarmStruct pointer to a @ref LL_RTC_AlarmTypeDef structure which will be initialized. + * @retval None + */ +void LL_RTC_ALMA_StructInit(LL_RTC_AlarmTypeDef *RTC_AlarmStruct) +{ + /* Alarm Time Settings : Time = 00h:00mn:00sec */ + RTC_AlarmStruct->AlarmTime.TimeFormat = LL_RTC_ALMA_TIME_FORMAT_AM; + RTC_AlarmStruct->AlarmTime.Hours = 0U; + RTC_AlarmStruct->AlarmTime.Minutes = 0U; + RTC_AlarmStruct->AlarmTime.Seconds = 0U; + + /* Alarm Day Settings : Day = 1st day of the month */ + RTC_AlarmStruct->AlarmDateWeekDaySel = LL_RTC_ALMA_DATEWEEKDAYSEL_DATE; + RTC_AlarmStruct->AlarmDateWeekDay = 1U; + + /* Alarm Masks Settings : Mask = all fields are not masked */ + RTC_AlarmStruct->AlarmMask = LL_RTC_ALMA_MASK_NONE; +} + +/** + * @brief Set each @ref LL_RTC_AlarmTypeDef of ALARMA field to default value (Time = 00h:00mn:00sec / + * Day = 1st day of the month/Mask = all fields are masked). + * @param RTC_AlarmStruct pointer to a @ref LL_RTC_AlarmTypeDef structure which will be initialized. + * @retval None + */ +void LL_RTC_ALMB_StructInit(LL_RTC_AlarmTypeDef *RTC_AlarmStruct) +{ + /* Alarm Time Settings : Time = 00h:00mn:00sec */ + RTC_AlarmStruct->AlarmTime.TimeFormat = LL_RTC_ALMB_TIME_FORMAT_AM; + RTC_AlarmStruct->AlarmTime.Hours = 0U; + RTC_AlarmStruct->AlarmTime.Minutes = 0U; + RTC_AlarmStruct->AlarmTime.Seconds = 0U; + + /* Alarm Day Settings : Day = 1st day of the month */ + RTC_AlarmStruct->AlarmDateWeekDaySel = LL_RTC_ALMB_DATEWEEKDAYSEL_DATE; + RTC_AlarmStruct->AlarmDateWeekDay = 1U; + + /* Alarm Masks Settings : Mask = all fields are not masked */ + RTC_AlarmStruct->AlarmMask = LL_RTC_ALMB_MASK_NONE; +} + +/** + * @brief Enters the RTC Initialization mode. + * @note The RTC Initialization mode is write protected, use the + * @ref LL_RTC_DisableWriteProtection before calling this function. + * @param RTCx RTC Instance + * @retval An ErrorStatus enumeration value: + * - SUCCESS: RTC is in Init mode + * - ERROR: RTC is not in Init mode + */ +ErrorStatus LL_RTC_EnterInitMode(RTC_TypeDef *RTCx) +{ + __IO uint32_t timeout = RTC_INITMODE_TIMEOUT; + ErrorStatus status = SUCCESS; + uint32_t tmp = 0U; + + /* Check the parameter */ + assert_param(IS_RTC_ALL_INSTANCE(RTCx)); + + /* Check if the Initialization mode is set */ + if (LL_RTC_IsActiveFlag_INIT(RTCx) == 0U) + { + /* Set the Initialization mode */ + LL_RTC_EnableInitMode(RTCx); + + /* Wait till RTC is in INIT state and if Time out is reached exit */ + tmp = LL_RTC_IsActiveFlag_INIT(RTCx); + while ((timeout != 0U) && (tmp != 1U)) + { + if (LL_SYSTICK_IsActiveCounterFlag() == 1U) + { + timeout --; + } + tmp = LL_RTC_IsActiveFlag_INIT(RTCx); + if (timeout == 0U) + { + status = ERROR; + } + } + } + return status; +} + +/** + * @brief Exit the RTC Initialization mode. + * @note When the initialization sequence is complete, the calendar restarts + * counting after 4 RTCCLK cycles. + * @note The RTC Initialization mode is write protected, use the + * @ref LL_RTC_DisableWriteProtection before calling this function. + * @param RTCx RTC Instance + * @retval An ErrorStatus enumeration value: + * - SUCCESS: RTC exited from in Init mode + * - ERROR: Not applicable + */ +ErrorStatus LL_RTC_ExitInitMode(RTC_TypeDef *RTCx) +{ + /* Check the parameter */ + assert_param(IS_RTC_ALL_INSTANCE(RTCx)); + + /* Disable initialization mode */ + LL_RTC_DisableInitMode(RTCx); + + return SUCCESS; +} + +/** + * @brief Waits until the RTC Time and Day registers (RTC_TR and RTC_DR) are + * synchronized with RTC APB clock. + * @note The RTC Resynchronization mode is write protected, use the + * @ref LL_RTC_DisableWriteProtection before calling this function. + * @note To read the calendar through the shadow registers after Calendar + * initialization, calendar update or after wakeup from low power modes + * the software must first clear the RSF flag. + * The software must then wait until it is set again before reading + * the calendar, which means that the calendar registers have been + * correctly copied into the RTC_TR and RTC_DR shadow registers. + * @param RTCx RTC Instance + * @retval An ErrorStatus enumeration value: + * - SUCCESS: RTC registers are synchronised + * - ERROR: RTC registers are not synchronised + */ +ErrorStatus LL_RTC_WaitForSynchro(RTC_TypeDef *RTCx) +{ + __IO uint32_t timeout = RTC_SYNCHRO_TIMEOUT; + ErrorStatus status = SUCCESS; + uint32_t tmp = 0U; + + /* Check the parameter */ + assert_param(IS_RTC_ALL_INSTANCE(RTCx)); + + /* Clear RSF flag */ + LL_RTC_ClearFlag_RS(RTCx); + + /* Wait the registers to be synchronised */ + tmp = LL_RTC_IsActiveFlag_RS(RTCx); + while ((timeout != 0U) && (tmp != 0U)) + { + if (LL_SYSTICK_IsActiveCounterFlag() == 1U) + { + timeout--; + } + tmp = LL_RTC_IsActiveFlag_RS(RTCx); + if (timeout == 0U) + { + status = ERROR; + } + } + + if (status != ERROR) + { + timeout = RTC_SYNCHRO_TIMEOUT; + tmp = LL_RTC_IsActiveFlag_RS(RTCx); + while ((timeout != 0U) && (tmp != 1U)) + { + if (LL_SYSTICK_IsActiveCounterFlag() == 1U) + { + timeout--; + } + tmp = LL_RTC_IsActiveFlag_RS(RTCx); + if (timeout == 0U) + { + status = ERROR; + } + } + } + + return (status); +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined(RTC) */ + +/** + * @} + */ + +#endif /* USE_FULL_LL_DRIVER */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_rtc.h b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_rtc.h new file mode 100644 index 0000000000..b72ff1cc97 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_rtc.h @@ -0,0 +1,3862 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_rtc.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief Header file of RTC LL module. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L0xx_LL_RTC_H +#define __STM32L0xx_LL_RTC_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined(RTC) + +/** @defgroup RTC_LL RTC + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/** @defgroup RTC_LL_Private_Constants RTC Private Constants + * @{ + */ +/* Masks Definition */ +#define RTC_INIT_MASK ((uint32_t)0xFFFFFFFFU) +#define RTC_RSF_MASK ((uint32_t)~(RTC_ISR_INIT | RTC_ISR_RSF)) + +/* Write protection defines */ +#define RTC_WRITE_PROTECTION_DISABLE ((uint8_t)0xFFU) +#define RTC_WRITE_PROTECTION_ENABLE_1 ((uint8_t)0xCAU) +#define RTC_WRITE_PROTECTION_ENABLE_2 ((uint8_t)0x53U) + +/* Defines used for the bit position in the register and perform offsets */ +#define RTC_POSITION_TR_HT (uint32_t)20U +#define RTC_POSITION_TR_HU (uint32_t)16U +#define RTC_POSITION_TR_MT (uint32_t)12U +#define RTC_POSITION_TR_MU (uint32_t)8U +#define RTC_POSITION_TR_ST (uint32_t)4U +#define RTC_POSITION_TR_SU (uint32_t)0U +#define RTC_POSITION_DR_YT (uint32_t)20U +#define RTC_POSITION_DR_YU (uint32_t)16U +#define RTC_POSITION_DR_MT (uint32_t)12U +#define RTC_POSITION_DR_MU (uint32_t)8U +#define RTC_POSITION_DR_DT (uint32_t)4U +#define RTC_POSITION_DR_DU (uint32_t)0U +#define RTC_POSITION_DR_WDU (uint32_t)13U +#define RTC_POSITION_ALMA_DT (uint32_t)28U +#define RTC_POSITION_ALMA_DU (uint32_t)24U +#define RTC_POSITION_ALMA_HT (uint32_t)20U +#define RTC_POSITION_ALMA_HU (uint32_t)16U +#define RTC_POSITION_ALMA_MT (uint32_t)12U +#define RTC_POSITION_ALMA_MU (uint32_t)8U +#define RTC_POSITION_ALMA_SU (uint32_t)0U +#define RTC_POSITION_ALMA_ST (uint32_t)4U +#define RTC_POSITION_ALMB_DT (uint32_t)28U +#define RTC_POSITION_ALMB_DU (uint32_t)24U +#define RTC_POSITION_ALMB_HT (uint32_t)20U +#define RTC_POSITION_ALMB_HU (uint32_t)16U +#define RTC_POSITION_ALMB_MT (uint32_t)12U +#define RTC_POSITION_ALMB_MU (uint32_t)8U +#define RTC_POSITION_ALMB_SU (uint32_t)0U +#define RTC_POSITION_ALMB_ST (uint32_t)4U +#define RTC_POSITION_PRER_PREDIV_A (uint32_t)16U +#define RTC_POSITION_ALMA_MASKSS (uint32_t)24U +#define RTC_POSITION_ALMB_MASKSS (uint32_t)24U +#define RTC_POSITION_TS_HU (uint32_t)16U +#define RTC_POSITION_TS_MNU (uint32_t)8U +#define RTC_POSITION_TS_WDU (uint32_t)13U +#define RTC_POSITION_TS_MU (uint32_t)8U + +/* Defines used to combine date & time */ +#define RTC_OFFSET_WEEKDAY (uint32_t)24U +#define RTC_OFFSET_DAY (uint32_t)16U +#define RTC_OFFSET_MONTH (uint32_t)8U +#define RTC_OFFSET_HOUR (uint32_t)16U +#define RTC_OFFSET_MINUTE (uint32_t)8U + +/** + * @} + */ + +/* Private macros ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup RTC_LL_Private_Macros RTC Private Macros + * @{ + */ +/** + * @} + */ +#endif /*USE_FULL_LL_DRIVER*/ + +/* Exported types ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup RTC_LL_ES_INIT RTC Exported Init structure + * @{ + */ + +/** + * @brief RTC Init structures definition + */ +typedef struct +{ + uint32_t HourFormat; /*!< Specifies the RTC Hours Format. + This parameter can be a value of @ref RTC_LL_EC_HOURFORMAT + + This feature can be modified afterwards using unitary function + @ref LL_RTC_SetHourFormat(). */ + + uint32_t AsynchPrescaler; /*!< Specifies the RTC Asynchronous Predivider value. + This parameter must be a number between Min_Data = 0x00 and Max_Data = 0x7F + + This feature can be modified afterwards using unitary function + @ref LL_RTC_SetAsynchPrescaler(). */ + + uint32_t SynchPrescaler; /*!< Specifies the RTC Synchronous Predivider value. + This parameter must be a number between Min_Data = 0x00 and Max_Data = 0x7FFF + + This feature can be modified afterwards using unitary function + @ref LL_RTC_SetSynchPrescaler(). */ +} LL_RTC_InitTypeDef; + +/** + * @brief RTC Time structure definition + */ +typedef struct +{ + uint32_t TimeFormat; /*!< Specifies the RTC AM/PM Time. + This parameter can be a value of @ref RTC_LL_EC_TIME_FORMAT + + This feature can be modified afterwards using unitary function @ref LL_RTC_TIME_SetFormat(). */ + + uint8_t Hours; /*!< Specifies the RTC Time Hours. + This parameter must be a number between Min_Data = 0 and Max_Data = 12 if the @ref LL_RTC_TIME_FORMAT_PM is selected. + This parameter must be a number between Min_Data = 0 and Max_Data = 23 if the @ref LL_RTC_TIME_FORMAT_AM_OR_24 is selected. + + This feature can be modified afterwards using unitary function @ref LL_RTC_TIME_SetHour(). */ + + uint8_t Minutes; /*!< Specifies the RTC Time Minutes. + This parameter must be a number between Min_Data = 0 and Max_Data = 59 + + This feature can be modified afterwards using unitary function @ref LL_RTC_TIME_SetMinute(). */ + + uint8_t Seconds; /*!< Specifies the RTC Time Seconds. + This parameter must be a number between Min_Data = 0 and Max_Data = 59 + + This feature can be modified afterwards using unitary function @ref LL_RTC_TIME_SetSecond(). */ +} LL_RTC_TimeTypeDef; + +/** + * @brief RTC Date structure definition + */ +typedef struct +{ + uint8_t WeekDay; /*!< Specifies the RTC Date WeekDay. + This parameter can be a value of @ref RTC_LL_EC_WEEKDAY + + This feature can be modified afterwards using unitary function @ref LL_RTC_DATE_SetWeekDay(). */ + + uint8_t Month; /*!< Specifies the RTC Date Month. + This parameter can be a value of @ref RTC_LL_EC_MONTH + + This feature can be modified afterwards using unitary function @ref LL_RTC_DATE_SetMonth(). */ + + uint8_t Day; /*!< Specifies the RTC Date Day. + This parameter must be a number between Min_Data = 1 and Max_Data = 31 + + This feature can be modified afterwards using unitary function @ref LL_RTC_DATE_SetDay(). */ + + uint8_t Year; /*!< Specifies the RTC Date Year. + This parameter must be a number between Min_Data = 0 and Max_Data = 99 + + This feature can be modified afterwards using unitary function @ref LL_RTC_DATE_SetYear(). */ +} LL_RTC_DateTypeDef; + +/** + * @brief RTC Alarm structure definition + */ +typedef struct +{ + LL_RTC_TimeTypeDef AlarmTime; /*!< Specifies the RTC Alarm Time members. */ + + uint32_t AlarmMask; /*!< Specifies the RTC Alarm Masks. + This parameter can be a value of @ref RTC_LL_EC_ALMA_MASK for ALARM A or @ref RTC_LL_EC_ALMB_MASK for ALARM B. + + This feature can be modified afterwards using unitary function @ref LL_RTC_ALMA_SetMask() for ALARM A + or @ref LL_RTC_ALMB_SetMask() for ALARM B + */ + + uint32_t AlarmDateWeekDaySel; /*!< Specifies the RTC Alarm is on day or WeekDay. + This parameter can be a value of @ref RTC_LL_EC_ALMA_WEEKDAY_SELECTION for ALARM A or @ref RTC_LL_EC_ALMB_WEEKDAY_SELECTION for ALARM B + + This feature can be modified afterwards using unitary function @ref LL_RTC_ALMA_EnableWeekday() or @ref LL_RTC_ALMA_DisableWeekday() + for ALARM A or @ref LL_RTC_ALMB_EnableWeekday() or @ref LL_RTC_ALMB_DisableWeekday() for ALARM B + */ + + uint8_t AlarmDateWeekDay; /*!< Specifies the RTC Alarm Day/WeekDay. + If AlarmDateWeekDaySel set to day, this parameter must be a number between Min_Data = 1 and Max_Data = 31. + + This feature can be modified afterwards using unitary function @ref LL_RTC_ALMA_SetDay() + for ALARM A or @ref LL_RTC_ALMB_SetDay() for ALARM B. + + If AlarmDateWeekDaySel set to Weekday, this parameter can be a value of @ref RTC_LL_EC_WEEKDAY. + + This feature can be modified afterwards using unitary function @ref LL_RTC_ALMA_SetWeekDay() + for ALARM A or @ref LL_RTC_ALMB_SetWeekDay() for ALARM B. + */ +} LL_RTC_AlarmTypeDef; + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/* Exported constants --------------------------------------------------------*/ +/** @defgroup RTC_LL_Exported_Constants RTC Exported Constants + * @{ + */ + +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup RTC_LL_EC_FORMAT FORMAT + * @{ + */ +#define LL_RTC_FORMAT_BIN ((uint32_t)0x000000000U) /*!< Binary data format */ +#define LL_RTC_FORMAT_BCD ((uint32_t)0x000000001U) /*!< BCD data format */ +/** + * @} + */ + +/** @defgroup RTC_LL_EC_ALMA_WEEKDAY_SELECTION RTC Alarm A Date WeekDay + * @{ + */ +#define LL_RTC_ALMA_DATEWEEKDAYSEL_DATE ((uint32_t)0x00000000U) /*!< Alarm A Date is selected */ +#define LL_RTC_ALMA_DATEWEEKDAYSEL_WEEKDAY RTC_ALRMAR_WDSEL /*!< Alarm A WeekDay is selected */ +/** + * @} + */ + +/** @defgroup RTC_LL_EC_ALMB_WEEKDAY_SELECTION RTC Alarm B Date WeekDay + * @{ + */ +#define LL_RTC_ALMB_DATEWEEKDAYSEL_DATE ((uint32_t)0x00000000U) /*!< Alarm B Date is selected */ +#define LL_RTC_ALMB_DATEWEEKDAYSEL_WEEKDAY RTC_ALRMBR_WDSEL /*!< Alarm B WeekDay is selected */ +/** + * @} + */ + +#endif /* USE_FULL_LL_DRIVER */ + +/** @defgroup RTC_LL_EC_GET_FLAG Get Flags Defines + * @brief Flags defines which can be used with LL_RTC_ReadReg function + * @{ + */ +#define LL_RTC_ISR_RECALPF RTC_ISR_RECALPF +#define LL_RTC_ISR_TAMP3F RTC_ISR_TAMP3F +#define LL_RTC_ISR_TAMP2F RTC_ISR_TAMP2F +#define LL_RTC_ISR_TAMP1F RTC_ISR_TAMP1F +#define LL_RTC_ISR_TSOVF RTC_ISR_TSOVF +#define LL_RTC_ISR_TSF RTC_ISR_TSF +#define LL_RTC_ISR_WUTF RTC_ISR_WUTF +#define LL_RTC_ISR_ALRBF RTC_ISR_ALRBF +#define LL_RTC_ISR_ALRAF RTC_ISR_ALRAF +#define LL_RTC_ISR_INITF RTC_ISR_INITF +#define LL_RTC_ISR_RSF RTC_ISR_RSF +#define LL_RTC_ISR_INITS RTC_ISR_INITS +#define LL_RTC_ISR_SHPF RTC_ISR_SHPF +#define LL_RTC_ISR_WUTWF RTC_ISR_WUTWF +#define LL_RTC_ISR_ALRBWF RTC_ISR_ALRBWF +#define LL_RTC_ISR_ALRAWF RTC_ISR_ALRAWF +/** + * @} + */ + +/** @defgroup RTC_LL_EC_IT IT Defines + * @brief IT defines which can be used with LL_RTC_ReadReg and LL_RTC_WriteReg functions + * @{ + */ +#define LL_RTC_CR_TSIE RTC_CR_TSIE +#define LL_RTC_CR_WUTIE RTC_CR_WUTIE +#define LL_RTC_CR_ALRBIE RTC_CR_ALRBIE +#define LL_RTC_CR_ALRAIE RTC_CR_ALRAIE +#define LL_RTC_TAMPCR_TAMP3IE RTC_TAMPCR_TAMP3IE +#define LL_RTC_TAMPCR_TAMP2IE RTC_TAMPCR_TAMP2IE +#define LL_RTC_TAMPCR_TAMP1IE RTC_TAMPCR_TAMP1IE +#define LL_RTC_TAMPCR_TAMPIE RTC_TAMPCR_TAMPIE +/** + * @} + */ + +/** @defgroup RTC_LL_EC_WEEKDAY WEEK DAY + * @{ + */ +#define LL_RTC_WEEKDAY_MONDAY ((uint8_t)0x01U) /*!< Monday */ +#define LL_RTC_WEEKDAY_TUESDAY ((uint8_t)0x02U) /*!< Tuesday */ +#define LL_RTC_WEEKDAY_WEDNESDAY ((uint8_t)0x03U) /*!< Wednesday */ +#define LL_RTC_WEEKDAY_THURSDAY ((uint8_t)0x04U) /*!< Thrusday */ +#define LL_RTC_WEEKDAY_FRIDAY ((uint8_t)0x05U) /*!< Friday */ +#define LL_RTC_WEEKDAY_SATURDAY ((uint8_t)0x06U) /*!< Saturday */ +#define LL_RTC_WEEKDAY_SUNDAY ((uint8_t)0x07U) /*!< Sunday */ +/** + * @} + */ + +/** @defgroup RTC_LL_EC_MONTH MONTH + * @{ + */ +#define LL_RTC_MONTH_JANUARY ((uint8_t)0x01U) /*!< January */ +#define LL_RTC_MONTH_FEBRUARY ((uint8_t)0x02U) /*!< February */ +#define LL_RTC_MONTH_MARCH ((uint8_t)0x03U) /*!< March */ +#define LL_RTC_MONTH_APRIL ((uint8_t)0x04U) /*!< April */ +#define LL_RTC_MONTH_MAY ((uint8_t)0x05U) /*!< May */ +#define LL_RTC_MONTH_JUNE ((uint8_t)0x06U) /*!< June */ +#define LL_RTC_MONTH_JULY ((uint8_t)0x07U) /*!< July */ +#define LL_RTC_MONTH_AUGUST ((uint8_t)0x08U) /*!< August */ +#define LL_RTC_MONTH_SEPTEMBER ((uint8_t)0x09U) /*!< September */ +#define LL_RTC_MONTH_OCTOBER ((uint8_t)0x10U) /*!< October */ +#define LL_RTC_MONTH_NOVEMBER ((uint8_t)0x11U) /*!< November */ +#define LL_RTC_MONTH_DECEMBER ((uint8_t)0x12U) /*!< December */ +/** + * @} + */ + +/** @defgroup RTC_LL_EC_HOURFORMAT HOUR FORMAT + * @{ + */ +#define LL_RTC_HOURFORMAT_24HOUR (uint32_t)0x00000000U /*!< 24 hour/day format */ +#define LL_RTC_HOURFORMAT_AMPM RTC_CR_FMT /*!< AM/PM hour format */ +/** + * @} + */ + +/** @defgroup RTC_LL_EC_ALARMOUT ALARM OUTPUT + * @{ + */ +#define LL_RTC_ALARMOUT_DISABLE ((uint32_t)0x00000000U) /*!< Output disabled */ +#define LL_RTC_ALARMOUT_ALMA RTC_CR_OSEL_0 /*!< Alarm A output enabled */ +#define LL_RTC_ALARMOUT_ALMB RTC_CR_OSEL_1 /*!< Alarm B output enabled */ +#define LL_RTC_ALARMOUT_WAKEUP RTC_CR_OSEL /*!< Wakeup output enabled */ +/** + * @} + */ + +/** @defgroup RTC_LL_EC_ALARM_OUTPUTTYPE ALARM OUTPUT TYPE + * @{ + */ +#define LL_RTC_ALARM_OUTPUTTYPE_OPENDRAIN (uint32_t)0x00000000U /*!< RTC_ALARM, when mapped on PC13, is open-drain output */ +#define LL_RTC_ALARM_OUTPUTTYPE_PUSHPULL RTC_OR_ALARMOUTTYPE /*!< RTC_ALARM, when mapped on PC13, is push-pull output */ +/** + * @} + */ + +/** @defgroup RTC_LL_EC_OUTPUTPOLARITY_PIN OUTPUT POLARITY PIN + * @{ + */ +#define LL_RTC_OUTPUTPOLARITY_PIN_HIGH (uint32_t)0x00000000U /*!< Pin is high when ALRAF/ALRBF/WUTF is asserted (depending on OSEL)*/ +#define LL_RTC_OUTPUTPOLARITY_PIN_LOW RTC_CR_POL /*!< Pin is low when ALRAF/ALRBF/WUTF is asserted (depending on OSEL) */ +/** + * @} + */ + +/** @defgroup RTC_LL_EC_TIME_FORMAT TIME FORMAT + * @{ + */ +#define LL_RTC_TIME_FORMAT_AM_OR_24 (uint32_t)0x00000000U /*!< AM or 24-hour format */ +#define LL_RTC_TIME_FORMAT_PM RTC_TR_PM /*!< PM */ +/** + * @} + */ + +/** @defgroup RTC_LL_EC_SHIFT_SECOND SHIFT SECOND + * @{ + */ +#define LL_RTC_SHIFT_SECOND_DELAY (uint32_t)0x00000000U /* Delay (seconds) = SUBFS / (PREDIV_S + 1) */ +#define LL_RTC_SHIFT_SECOND_ADVANCE RTC_SHIFTR_ADD1S /* Advance (seconds) = (1 - (SUBFS / (PREDIV_S + 1))) */ +/** + * @} + */ + +/** @defgroup RTC_LL_EC_ALMA_MASK ALARMA MASK + * @{ + */ +#define LL_RTC_ALMA_MASK_NONE ((uint32_t)0x00000000U) /*!< No masks applied on Alarm A*/ +#define LL_RTC_ALMA_MASK_DATEWEEKDAY RTC_ALRMAR_MSK4 /*!< Date/day do not care in Alarm A comparison */ +#define LL_RTC_ALMA_MASK_HOURS RTC_ALRMAR_MSK3 /*!< Hours do not care in Alarm A comparison */ +#define LL_RTC_ALMA_MASK_MINUTES RTC_ALRMAR_MSK2 /*!< Minutes do not care in Alarm A comparison */ +#define LL_RTC_ALMA_MASK_SECONDS RTC_ALRMAR_MSK1 /*!< Seconds do not care in Alarm A comparison */ +#define LL_RTC_ALMA_MASK_ALL (RTC_ALRMAR_MSK4 | RTC_ALRMAR_MSK3 | RTC_ALRMAR_MSK2 | RTC_ALRMAR_MSK1) /*!< Masks all */ +/** + * @} + */ + +/** @defgroup RTC_LL_EC_ALMA_TIME_FORMAT ALARMA TIME FORMAT + * @{ + */ +#define LL_RTC_ALMA_TIME_FORMAT_AM (uint32_t)0x00000000U /*!< AM or 24-hour format */ +#define LL_RTC_ALMA_TIME_FORMAT_PM RTC_ALRMAR_PM /*!< PM */ +/** + * @} + */ + +/** @defgroup RTC_LL_EC_ALMB_MASK ALARMB MASK + * @{ + */ +#define LL_RTC_ALMB_MASK_NONE ((uint32_t)0x00000000U) /*!< No masks applied on Alarm B*/ +#define LL_RTC_ALMB_MASK_DATEWEEKDAY RTC_ALRMBR_MSK4 /*!< Date/day do not care in Alarm B comparison */ +#define LL_RTC_ALMB_MASK_HOURS RTC_ALRMBR_MSK3 /*!< Hours do not care in Alarm B comparison */ +#define LL_RTC_ALMB_MASK_MINUTES RTC_ALRMBR_MSK2 /*!< Minutes do not care in Alarm B comparison */ +#define LL_RTC_ALMB_MASK_SECONDS RTC_ALRMBR_MSK1 /*!< Seconds do not care in Alarm B comparison */ +#define LL_RTC_ALMB_MASK_ALL (RTC_ALRMBR_MSK4 | RTC_ALRMBR_MSK3 | RTC_ALRMBR_MSK2 | RTC_ALRMBR_MSK1) /*!< Masks all */ +/** + * @} + */ + +/** @defgroup RTC_LL_EC_ALMB_TIME_FORMAT ALARMB TIME FORMAT + * @{ + */ +#define LL_RTC_ALMB_TIME_FORMAT_AM (uint32_t)0x00000000U /*!< AM or 24-hour format */ +#define LL_RTC_ALMB_TIME_FORMAT_PM RTC_ALRMBR_PM /*!< PM */ +/** + * @} + */ + +/** @defgroup RTC_LL_EC_TIMESTAMP_EDGE TIMESTAMP EDGE + * @{ + */ +#define LL_RTC_TIMESTAMP_EDGE_RISING (uint32_t)0x00000000U /*!< RTC_TS input rising edge generates a time-stamp event */ +#define LL_RTC_TIMESTAMP_EDGE_FALLING RTC_CR_TSEDGE /*!< RTC_TS input falling edge generates a time-stamp even */ +/** + * @} + */ + +/** @defgroup RTC_LL_EC_TS_TIME_FORMAT TIMESTAMP TIME FORMAT + * @{ + */ +#define LL_RTC_TS_TIME_FORMAT_AM (uint32_t)0x00000000U /*!< AM or 24-hour format */ +#define LL_RTC_TS_TIME_FORMAT_PM RTC_TSTR_PM /*!< PM */ +/** + * @} + */ + +/** @defgroup RTC_LL_EC_TAMPER TAMPER + * @{ + */ +#if defined(RTC_TAMPER1_SUPPORT) +#define LL_RTC_TAMPER_1 RTC_TAMPCR_TAMP1E /*!< RTC_TAMP1 input detection */ +#endif /* RTC_TAMPER1_SUPPORT */ +#if defined(RTC_TAMPER2_SUPPORT) +#define LL_RTC_TAMPER_2 RTC_TAMPCR_TAMP2E /*!< RTC_TAMP2 input detection */ +#endif /* RTC_TAMPER2_SUPPORT */ +#if defined(RTC_TAMPER3_SUPPORT) +#define LL_RTC_TAMPER_3 RTC_TAMPCR_TAMP3E /*!< RTC_TAMP3 input detection */ +#endif /* RTC_TAMPER3_SUPPORT */ +/** + * @} + */ + +/** @defgroup RTC_LL_EC_TAMPER_MASK TAMPER MASK + * @{ + */ +#if defined(RTC_TAMPER1_SUPPORT) +#define LL_RTC_TAMPER_MASK_TAMPER1 RTC_TAMPCR_TAMP1MF /*!< Tamper 1 event generates a trigger event. TAMP1F is masked and internally cleared by hardware.The backup registers are not erased */ +#endif /* RTC_TAMPER1_SUPPORT */ +#if defined(RTC_TAMPER2_SUPPORT) +#define LL_RTC_TAMPER_MASK_TAMPER2 RTC_TAMPCR_TAMP2MF /*!< Tamper 2 event generates a trigger event. TAMP2F is masked and internally cleared by hardware. The backup registers are not erased. */ +#endif /* RTC_TAMPER2_SUPPORT */ +#if defined(RTC_TAMPER3_SUPPORT) +#define LL_RTC_TAMPER_MASK_TAMPER3 RTC_TAMPCR_TAMP3MF /*!< Tamper 3 event generates a trigger event. TAMP3F is masked and internally cleared by hardware. The backup registers are not erased */ +#endif /* RTC_TAMPER3_SUPPORT */ +/** + * @} + */ + +/** @defgroup RTC_LL_EC_TAMPER_NOERASE TAMPER NO ERASE + * @{ + */ +#if defined(RTC_TAMPER1_SUPPORT) +#define LL_RTC_TAMPER_NOERASE_TAMPER1 RTC_TAMPCR_TAMP1NOERASE /*!< Tamper 1 event does not erase the backup registers. */ +#endif /* RTC_TAMPER1_SUPPORT */ +#if defined(RTC_TAMPER2_SUPPORT) +#define LL_RTC_TAMPER_NOERASE_TAMPER2 RTC_TAMPCR_TAMP2NOERASE /*!< Tamper 2 event does not erase the backup registers. */ +#endif /* RTC_TAMPER2_SUPPORT */ +#if defined(RTC_TAMPER3_SUPPORT) +#define LL_RTC_TAMPER_NOERASE_TAMPER3 RTC_TAMPCR_TAMP3NOERASE /*!< Tamper 3 event does not erase the backup registers. */ +#endif /* RTC_TAMPER3_SUPPORT */ +/** + * @} + */ + +#if defined(RTC_TAMPCR_TAMPPRCH) +/** @defgroup RTC_LL_EC_TAMPER_DURATION TAMPER DURATION + * @{ + */ +#define LL_RTC_TAMPER_DURATION_1RTCCLK ((uint32_t)0x00000000U) /*!< Tamper pins are pre-charged before sampling during 1 RTCCLK cycle */ +#define LL_RTC_TAMPER_DURATION_2RTCCLK RTC_TAMPCR_TAMPPRCH_0 /*!< Tamper pins are pre-charged before sampling during 2 RTCCLK cycles */ +#define LL_RTC_TAMPER_DURATION_4RTCCLK RTC_TAMPCR_TAMPPRCH_1 /*!< Tamper pins are pre-charged before sampling during 4 RTCCLK cycles */ +#define LL_RTC_TAMPER_DURATION_8RTCCLK RTC_TAMPCR_TAMPPRCH /*!< Tamper pins are pre-charged before sampling during 8 RTCCLK cycles */ +/** + * @} + */ +#endif /* RTC_TAMPCR_TAMPPRCH */ + +#if defined(RTC_TAMPCR_TAMPFLT) +/** @defgroup RTC_LL_EC_TAMPER_FILTER TAMPER FILTER + * @{ + */ +#define LL_RTC_TAMPER_FILTER_DISABLE ((uint32_t)0x00000000U) /*!< Tamper filter is disabled */ +#define LL_RTC_TAMPER_FILTER_2SAMPLE RTC_TAMPCR_TAMPFLT_0 /*!< Tamper is activated after 2 consecutive samples at the active level */ +#define LL_RTC_TAMPER_FILTER_4SAMPLE RTC_TAMPCR_TAMPFLT_1 /*!< Tamper is activated after 4 consecutive samples at the active level */ +#define LL_RTC_TAMPER_FILTER_8SAMPLE RTC_TAMPCR_TAMPFLT /*!< Tamper is activated after 8 consecutive samples at the active level. */ +/** + * @} + */ +#endif /* RTC_TAMPCR_TAMPFLT */ + +#if defined(RTC_TAMPCR_TAMPFREQ) +/** @defgroup RTC_LL_EC_TAMPER_SAMPLFREQDIV TAMPER SAMPLING FREQUENCY DIVIDER + * @{ + */ +#define LL_RTC_TAMPER_SAMPLFREQDIV_32768 ((uint32_t)0x00000000U) /*!< Each of the tamper inputs are sampled with a frequency = RTCCLK / 32768 */ +#define LL_RTC_TAMPER_SAMPLFREQDIV_16384 RTC_TAMPCR_TAMPFREQ_0 /*!< Each of the tamper inputs are sampled with a frequency = RTCCLK / 16384 */ +#define LL_RTC_TAMPER_SAMPLFREQDIV_8192 RTC_TAMPCR_TAMPFREQ_1 /*!< Each of the tamper inputs are sampled with a frequency = RTCCLK / 8192 */ +#define LL_RTC_TAMPER_SAMPLFREQDIV_4096 (RTC_TAMPCR_TAMPFREQ_1 | RTC_TAMPCR_TAMPFREQ_0) /*!< Each of the tamper inputs are sampled with a frequency = RTCCLK / 4096 */ +#define LL_RTC_TAMPER_SAMPLFREQDIV_2048 RTC_TAMPCR_TAMPFREQ_2 /*!< Each of the tamper inputs are sampled with a frequency = RTCCLK / 2048 */ +#define LL_RTC_TAMPER_SAMPLFREQDIV_1024 (RTC_TAMPCR_TAMPFREQ_2 | RTC_TAMPCR_TAMPFREQ_0) /*!< Each of the tamper inputs are sampled with a frequency = RTCCLK / 1024 */ +#define LL_RTC_TAMPER_SAMPLFREQDIV_512 (RTC_TAMPCR_TAMPFREQ_2 | RTC_TAMPCR_TAMPFREQ_1) /*!< Each of the tamper inputs are sampled with a frequency = RTCCLK / 512 */ +#define LL_RTC_TAMPER_SAMPLFREQDIV_256 RTC_TAMPCR_TAMPFREQ /*!< Each of the tamper inputs are sampled with a frequency = RTCCLK / 256 */ +/** + * @} + */ +#endif /* RTC_TAMPCR_TAMPFREQ */ + +/** @defgroup RTC_LL_EC_TAMPER_ACTIVELEVEL TAMPER ACTIVE LEVEL + * @{ + */ +#if defined(RTC_TAMPER1_SUPPORT) +#define LL_RTC_TAMPER_ACTIVELEVEL_TAMP1 RTC_TAMPCR_TAMP1TRG /*!< RTC_TAMP1 input falling edge (if TAMPFLT = 00) or staying high (if TAMPFLT != 00) triggers a tamper detection event*/ +#endif /* RTC_TAMPER1_SUPPORT */ +#if defined(RTC_TAMPER2_SUPPORT) +#define LL_RTC_TAMPER_ACTIVELEVEL_TAMP2 RTC_TAMPCR_TAMP2TRG /*!< RTC_TAMP2 input falling edge (if TAMPFLT = 00) or staying high (if TAMPFLT != 00) triggers a tamper detection event*/ +#endif /* RTC_TAMPER2_SUPPORT */ +#if defined(RTC_TAMPER3_SUPPORT) +#define LL_RTC_TAMPER_ACTIVELEVEL_TAMP3 RTC_TAMPCR_TAMP3TRG /*!< RTC_TAMP3 input falling edge (if TAMPFLT = 00) or staying high (if TAMPFLT != 00) triggers a tamper detection event*/ +#endif /* RTC_TAMPER3_SUPPORT */ +/** + * @} + */ + +/** @defgroup RTC_LL_EC_WAKEUPCLOCK_DIV WAKEUP CLOCK DIV + * @{ + */ +#define LL_RTC_WAKEUPCLOCK_DIV_16 ((uint32_t)0x00000000U) /*!< RTC/16 clock is selected */ +#define LL_RTC_WAKEUPCLOCK_DIV_8 (RTC_CR_WUCKSEL_0) /*!< RTC/8 clock is selected */ +#define LL_RTC_WAKEUPCLOCK_DIV_4 (RTC_CR_WUCKSEL_1) /*!< RTC/4 clock is selected */ +#define LL_RTC_WAKEUPCLOCK_DIV_2 (RTC_CR_WUCKSEL_1 | RTC_CR_WUCKSEL_0) /*!< RTC/2 clock is selected */ +#define LL_RTC_WAKEUPCLOCK_CKSPRE (RTC_CR_WUCKSEL_2) /*!< ck_spre (usually 1 Hz) clock is selected */ +#define LL_RTC_WAKEUPCLOCK_CKSPRE_WUT (RTC_CR_WUCKSEL_2 | RTC_CR_WUCKSEL_1) /*!< ck_spre (usually 1 Hz) clock is selected and 2exp16 is added to the WUT counter value*/ +/** + * @} + */ + +#if defined(RTC_BACKUP_SUPPORT) +/** @defgroup RTC_LL_EC_BKP BACKUP + * @{ + */ +#define LL_RTC_BKP_DR0 ((uint32_t)0x00000000U) +#define LL_RTC_BKP_DR1 ((uint32_t)0x00000001U) +#define LL_RTC_BKP_DR2 ((uint32_t)0x00000002U) +#define LL_RTC_BKP_DR3 ((uint32_t)0x00000003U) +#define LL_RTC_BKP_DR4 ((uint32_t)0x00000004U) +/** + * @} + */ +#endif /* RTC_BACKUP_SUPPORT */ + +/** @defgroup RTC_LL_EC_CALIB_OUTPUT Calibration output + * @{ + */ +#define LL_RTC_CALIB_OUTPUT_NONE (uint32_t)0x00000000U /*!< Calibration output disabled */ +#define LL_RTC_CALIB_OUTPUT_1HZ (RTC_CR_COE | RTC_CR_COSEL) /*!< Calibration output is 512 Hz */ +#define LL_RTC_CALIB_OUTPUT_512HZ (RTC_CR_COE) /*!< Calibration output is 1 Hz */ +/** + * @} + */ + +/** @defgroup RTC_LL_EC_CALIB_INSERTPULSE Calibration pulse insertion + * @{ + */ +#define LL_RTC_CALIB_INSERTPULSE_NONE (uint32_t)0x00000000U /*!< No RTCCLK pulses are added */ +#define LL_RTC_CALIB_INSERTPULSE_SET RTC_CALR_CALP /*!< One RTCCLK pulse is effectively inserted every 2exp11 pulses (frequency increased by 488.5 ppm) */ +/** + * @} + */ + +/** @defgroup RTC_LL_EC_CALIB_PERIOD Calibration period + * @{ + */ +#define LL_RTC_CALIB_PERIOD_32SEC (uint32_t)0x00000000U /*!< Use a 32-second calibration cycle period */ +#define LL_RTC_CALIB_PERIOD_16SEC RTC_CALR_CALW16 /*!< Use a 16-second calibration cycle period */ +#define LL_RTC_CALIB_PERIOD_8SEC RTC_CALR_CALW8 /*!< Use a 8-second calibration cycle period */ +/** + * @} + */ + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/** @defgroup RTC_LL_Exported_Macros RTC Exported Macros + * @{ + */ + +/** @defgroup RTC_LL_EM_WRITE_READ Common Write and read registers Macros + * @{ + */ + +/** + * @brief Write a value in RTC register + * @param __INSTANCE__ RTC Instance + * @param __REG__ Register to be written + * @param __VALUE__ Value to be written in the register + * @retval None + */ +#define LL_RTC_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) + +/** + * @brief Read a value in RTC register + * @param __INSTANCE__ RTC Instance + * @param __REG__ Register to be read + * @retval Register value + */ +#define LL_RTC_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) +/** + * @} + */ + +/** @defgroup RTC_LL_EM_Convert Convert helper Macros + * @{ + */ + +/** + * @brief Helper macro to convert a value from 2 digit decimal format to BCD format + * @param __VALUE__ Byte to be converted + * @retval Converted byte + */ +#define __LL_RTC_CONVERT_BIN2BCD(__VALUE__) (uint8_t)((((__VALUE__) / 10U) << 4U) | ((__VALUE__) % 10U)) + +/** + * @brief Helper macro to convert a value from BCD format to 2 digit decimal format + * @param __VALUE__ BCD value to be converted + * @retval Converted byte + */ +#define __LL_RTC_CONVERT_BCD2BIN(__VALUE__) (uint8_t)(((uint8_t)((__VALUE__) & (uint8_t)0xF0U) >> (uint8_t)0x4U) * 10U + ((__VALUE__) & (uint8_t)0x0FU)) + +/** + * @} + */ + +/** @defgroup RTC_LL_EM_Date Date helper Macros + * @{ + */ + +/** + * @brief Helper macro to retrieve weekday. + * @param __RTC_DATE__ Date returned by @ref LL_RTC_DATE_Get function. + * @retval Returned value can be one of the following values: + * @arg @ref LL_RTC_WEEKDAY_MONDAY + * @arg @ref LL_RTC_WEEKDAY_TUESDAY + * @arg @ref LL_RTC_WEEKDAY_WEDNESDAY + * @arg @ref LL_RTC_WEEKDAY_THURSDAY + * @arg @ref LL_RTC_WEEKDAY_FRIDAY + * @arg @ref LL_RTC_WEEKDAY_SATURDAY + * @arg @ref LL_RTC_WEEKDAY_SUNDAY + */ +#define __LL_RTC_GET_WEEKDAY(__RTC_DATE__) (((__RTC_DATE__) >> RTC_OFFSET_WEEKDAY) & 0x000000FFU) + +/** + * @brief Helper macro to retrieve Year in BCD format + * @param __RTC_DATE__ Value returned by @ref LL_RTC_DATE_Get + * @retval Year in BCD format (0x00 . . . 0x99) + */ +#define __LL_RTC_GET_YEAR(__RTC_DATE__) ((__RTC_DATE__) & 0x000000FFU) + +/** + * @brief Helper macro to retrieve Month in BCD format + * @param __RTC_DATE__ Value returned by @ref LL_RTC_DATE_Get + * @retval Returned value can be one of the following values: + * @arg @ref LL_RTC_MONTH_JANUARY + * @arg @ref LL_RTC_MONTH_FEBRUARY + * @arg @ref LL_RTC_MONTH_MARCH + * @arg @ref LL_RTC_MONTH_APRIL + * @arg @ref LL_RTC_MONTH_MAY + * @arg @ref LL_RTC_MONTH_JUNE + * @arg @ref LL_RTC_MONTH_JULY + * @arg @ref LL_RTC_MONTH_AUGUST + * @arg @ref LL_RTC_MONTH_SEPTEMBER + * @arg @ref LL_RTC_MONTH_OCTOBER + * @arg @ref LL_RTC_MONTH_NOVEMBER + * @arg @ref LL_RTC_MONTH_DECEMBER + */ +#define __LL_RTC_GET_MONTH(__RTC_DATE__) (((__RTC_DATE__) >>RTC_OFFSET_MONTH) & 0x000000FFU) + +/** + * @brief Helper macro to retrieve Day in BCD format + * @param __RTC_DATE__ Value returned by @ref LL_RTC_DATE_Get + * @retval Day in BCD format (0x01 . . . 0x31) + */ +#define __LL_RTC_GET_DAY(__RTC_DATE__) (((__RTC_DATE__) >>RTC_OFFSET_DAY) & 0x000000FFU) + +/** + * @} + */ + +/** @defgroup RTC_LL_EM_Time Time helper Macros + * @{ + */ + +/** + * @brief Helper macro to retrieve hour in BCD format + * @param __RTC_TIME__ RTC time returned by @ref LL_RTC_TIME_Get function + * @retval Hours in BCD format (0x01. . .0x12 or between Min_Data=0x00 and Max_Data=0x23) + */ +#define __LL_RTC_GET_HOUR(__RTC_TIME__) (((__RTC_TIME__) >> RTC_OFFSET_HOUR) & 0x000000FFU) + +/** + * @brief Helper macro to retrieve minute in BCD format + * @param __RTC_TIME__ RTC time returned by @ref LL_RTC_TIME_Get function + * @retval Minutes in BCD format (0x00. . .0x59) + */ +#define __LL_RTC_GET_MINUTE(__RTC_TIME__) (((__RTC_TIME__) >> RTC_OFFSET_MINUTE) & 0x000000FFU) + +/** + * @brief Helper macro to retrieve second in BCD format + * @param __RTC_TIME__ RTC time returned by @ref LL_RTC_TIME_Get function + * @retval Seconds in format (0x00. . .0x59) + */ +#define __LL_RTC_GET_SECOND(__RTC_TIME__) ((__RTC_TIME__) & 0x000000FFU) + +/** + * @} + */ + +/** + * @} + */ + +/* Exported functions --------------------------------------------------------*/ +/** @defgroup RTC_LL_Exported_Functions RTC Exported Functions + * @{ + */ + +/** @defgroup RTC_LL_EF_Configuration Configuration + * @{ + */ + +/** + * @brief Set Hours format (24 hour/day or AM/PM hour format) + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @note It can be written in initialization mode only (@ref LL_RTC_EnableInitMode function) + * @rmtoll CR FMT LL_RTC_SetHourFormat + * @param RTCx RTC Instance + * @param HourFormat This parameter can be one of the following values: + * @arg @ref LL_RTC_HOURFORMAT_24HOUR + * @arg @ref LL_RTC_HOURFORMAT_AMPM + * @retval None + */ +__STATIC_INLINE void LL_RTC_SetHourFormat(RTC_TypeDef *RTCx, uint32_t HourFormat) +{ + MODIFY_REG(RTCx->CR, RTC_CR_FMT, HourFormat); +} + +/** + * @brief Get Hours format (24 hour/day or AM/PM hour format) + * @rmtoll CR FMT LL_RTC_GetHourFormat + * @param RTCx RTC Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_RTC_HOURFORMAT_24HOUR + * @arg @ref LL_RTC_HOURFORMAT_AMPM + */ +__STATIC_INLINE uint32_t LL_RTC_GetHourFormat(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->CR, RTC_CR_FMT)); +} + +/** + * @brief Select the flag to be routed to RTC_ALARM output + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR OSEL LL_RTC_SetAlarmOutEvent + * @param RTCx RTC Instance + * @param AlarmOutput This parameter can be one of the following values: + * @arg @ref LL_RTC_ALARMOUT_DISABLE + * @arg @ref LL_RTC_ALARMOUT_ALMA + * @arg @ref LL_RTC_ALARMOUT_ALMB + * @arg @ref LL_RTC_ALARMOUT_WAKEUP + * @retval None + */ +__STATIC_INLINE void LL_RTC_SetAlarmOutEvent(RTC_TypeDef *RTCx, uint32_t AlarmOutput) +{ + MODIFY_REG(RTCx->CR, RTC_CR_OSEL, AlarmOutput); +} + +/** + * @brief Get the flag to be routed to RTC_ALARM output + * @rmtoll CR OSEL LL_RTC_GetAlarmOutEvent + * @param RTCx RTC Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_RTC_ALARMOUT_DISABLE + * @arg @ref LL_RTC_ALARMOUT_ALMA + * @arg @ref LL_RTC_ALARMOUT_ALMB + * @arg @ref LL_RTC_ALARMOUT_WAKEUP + */ +__STATIC_INLINE uint32_t LL_RTC_GetAlarmOutEvent(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->CR, RTC_CR_OSEL)); +} + +/** + * @brief Set RTC_ALARM output type (ALARM in push-pull or open-drain output) + * @note Used only when RTC_ALARM is mapped on PC13 + * @rmtoll OR ALARMOUTTYPE LL_RTC_SetAlarmOutputType + * @param RTCx RTC Instance + * @param Output This parameter can be one of the following values: + * @arg @ref LL_RTC_ALARM_OUTPUTTYPE_OPENDRAIN + * @arg @ref LL_RTC_ALARM_OUTPUTTYPE_PUSHPULL + * @retval None + */ +__STATIC_INLINE void LL_RTC_SetAlarmOutputType(RTC_TypeDef *RTCx, uint32_t Output) +{ + MODIFY_REG(RTCx->OR, RTC_OR_ALARMOUTTYPE, Output); +} + +/** + * @brief Get RTC_ALARM output type (ALARM in push-pull or open-drain output) + * @note used only when RTC_ALARM is mapped on PC13 + * @rmtoll OR ALARMOUTTYPE LL_RTC_GetAlarmOutputType + * @param RTCx RTC Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_RTC_ALARM_OUTPUTTYPE_OPENDRAIN + * @arg @ref LL_RTC_ALARM_OUTPUTTYPE_PUSHPULL + */ +__STATIC_INLINE uint32_t LL_RTC_GetAlarmOutputType(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->OR, RTC_OR_ALARMOUTTYPE)); +} + +/** + * @brief Enable initialization mode + * @note Initialization mode is used to program time and date register (RTC_TR and RTC_DR) + * and prescaler register (RTC_PRER). + * Counters are stopped and start counting from the new value when INIT is reset. + * @rmtoll ISR INIT LL_RTC_EnableInitMode + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_EnableInitMode(RTC_TypeDef *RTCx) +{ + /* Set the Initialization mode */ + WRITE_REG(RTCx->ISR, RTC_INIT_MASK); +} + +/** + * @brief Disable initialization mode (Free running mode) + * @rmtoll ISR INIT LL_RTC_DisableInitMode + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_DisableInitMode(RTC_TypeDef *RTCx) +{ + /* Exit Initialization mode */ + WRITE_REG(RTCx->ISR, (uint32_t)~RTC_ISR_INIT); +} + +/** + * @brief Set Output polarity (pin is low when ALRAF/ALRBF/WUTF is asserted) + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR POL LL_RTC_SetOutputPolarity + * @param RTCx RTC Instance + * @param Polarity This parameter can be one of the following values: + * @arg @ref LL_RTC_OUTPUTPOLARITY_PIN_HIGH + * @arg @ref LL_RTC_OUTPUTPOLARITY_PIN_LOW + * @retval None + */ +__STATIC_INLINE void LL_RTC_SetOutputPolarity(RTC_TypeDef *RTCx, uint32_t Polarity) +{ + MODIFY_REG(RTCx->CR, RTC_CR_POL, Polarity); +} + +/** + * @brief Get Output polarity + * @rmtoll CR POL LL_RTC_GetOutputPolarity + * @param RTCx RTC Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_RTC_OUTPUTPOLARITY_PIN_HIGH + * @arg @ref LL_RTC_OUTPUTPOLARITY_PIN_LOW + */ +__STATIC_INLINE uint32_t LL_RTC_GetOutputPolarity(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->CR, RTC_CR_POL)); +} + +/** + * @brief Enable Bypass the shadow registers + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR BYPSHAD LL_RTC_EnableShadowRegBypass + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_EnableShadowRegBypass(RTC_TypeDef *RTCx) +{ + SET_BIT(RTCx->CR, RTC_CR_BYPSHAD); +} + +/** + * @brief Disable Bypass the shadow registers + * @rmtoll CR BYPSHAD LL_RTC_DisableShadowRegBypass + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_DisableShadowRegBypass(RTC_TypeDef *RTCx) +{ + CLEAR_BIT(RTCx->CR, RTC_CR_BYPSHAD); +} + +/** + * @brief Check if Shadow registers bypass is enabled or not. + * @rmtoll CR BYPSHAD LL_RTC_IsShadowRegBypassEnabled + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsShadowRegBypassEnabled(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->CR, RTC_CR_BYPSHAD) == (RTC_CR_BYPSHAD)); +} + +/** + * @brief Enable RTC_REFIN reference clock detection (50 or 60 Hz) + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @note It can be written in initialization mode only (@ref LL_RTC_EnableInitMode function) + * @rmtoll CR REFCKON LL_RTC_EnableRefClock + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_EnableRefClock(RTC_TypeDef *RTCx) +{ + SET_BIT(RTCx->CR, RTC_CR_REFCKON); +} + +/** + * @brief Disable RTC_REFIN reference clock detection (50 or 60 Hz) + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @note It can be written in initialization mode only (@ref LL_RTC_EnableInitMode function) + * @rmtoll CR REFCKON LL_RTC_DisableRefClock + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_DisableRefClock(RTC_TypeDef *RTCx) +{ + CLEAR_BIT(RTCx->CR, RTC_CR_REFCKON); +} + +/** + * @brief Set Asynchronous prescaler factor + * @rmtoll PRER PREDIV_A LL_RTC_SetAsynchPrescaler + * @param RTCx RTC Instance + * @param AsynchPrescaler Value between Min_Data = 0 and Max_Data = 0x7F + * @retval None + */ +__STATIC_INLINE void LL_RTC_SetAsynchPrescaler(RTC_TypeDef *RTCx, uint32_t AsynchPrescaler) +{ + MODIFY_REG(RTCx->PRER, RTC_PRER_PREDIV_A, AsynchPrescaler << RTC_POSITION_PRER_PREDIV_A); +} + +/** + * @brief Set Synchronous prescaler factor + * @rmtoll PRER PREDIV_S LL_RTC_SetSynchPrescaler + * @param RTCx RTC Instance + * @param SynchPrescaler Value between Min_Data = 0 and Max_Data = 0x7FFF + * @retval None + */ +__STATIC_INLINE void LL_RTC_SetSynchPrescaler(RTC_TypeDef *RTCx, uint32_t SynchPrescaler) +{ + MODIFY_REG(RTCx->PRER, RTC_PRER_PREDIV_S, SynchPrescaler); +} + +/** + * @brief Get Asynchronous prescaler factor + * @rmtoll PRER PREDIV_A LL_RTC_GetAsynchPrescaler + * @param RTCx RTC Instance + * @retval Value between Min_Data = 0 and Max_Data = 0x7F + */ +__STATIC_INLINE uint32_t LL_RTC_GetAsynchPrescaler(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->PRER, RTC_PRER_PREDIV_A) >> RTC_POSITION_PRER_PREDIV_A); +} + +/** + * @brief Get Synchronous prescaler factor + * @rmtoll PRER PREDIV_S LL_RTC_GetSynchPrescaler + * @param RTCx RTC Instance + * @retval Value between Min_Data = 0 and Max_Data = 0x7FFF + */ +__STATIC_INLINE uint32_t LL_RTC_GetSynchPrescaler(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->PRER, RTC_PRER_PREDIV_S)); +} + +/** + * @brief Enable the write protection for RTC registers. + * @rmtoll WPR KEY LL_RTC_EnableWriteProtection + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_EnableWriteProtection(RTC_TypeDef *RTCx) +{ + WRITE_REG(RTCx->WPR, RTC_WRITE_PROTECTION_DISABLE); +} + +/** + * @brief Disable the write protection for RTC registers. + * @rmtoll WPR KEY LL_RTC_DisableWriteProtection + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_DisableWriteProtection(RTC_TypeDef *RTCx) +{ + WRITE_REG(RTCx->WPR, RTC_WRITE_PROTECTION_ENABLE_1); + WRITE_REG(RTCx->WPR, RTC_WRITE_PROTECTION_ENABLE_2); +} + +/** + * @brief Enable RTC_OUT remap + * @rmtoll OR OUT_RMP LL_RTC_EnableOutRemap + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_EnableOutRemap(RTC_TypeDef *RTCx) +{ + SET_BIT(RTCx->OR, RTC_OR_OUT_RMP); +} + +/** + * @brief Disable RTC_OUT remap + * @rmtoll OR OUT_RMP LL_RTC_DisableOutRemap + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_DisableOutRemap(RTC_TypeDef *RTCx) +{ + CLEAR_BIT(RTCx->OR, RTC_OR_OUT_RMP); +} + +/** + * @} + */ + +/** @defgroup RTC_LL_EF_Time Time + * @{ + */ + +/** + * @brief Set time format (AM/24-hour or PM notation) + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @note It can be written in initialization mode only (@ref LL_RTC_EnableInitMode function) + * @rmtoll TR PM LL_RTC_TIME_SetFormat + * @param RTCx RTC Instance + * @param TimeFormat This parameter can be one of the following values: + * @arg @ref LL_RTC_TIME_FORMAT_AM_OR_24 + * @arg @ref LL_RTC_TIME_FORMAT_PM + * @retval None + */ +__STATIC_INLINE void LL_RTC_TIME_SetFormat(RTC_TypeDef *RTCx, uint32_t TimeFormat) +{ + MODIFY_REG(RTCx->TR, RTC_TR_PM, TimeFormat); +} + +/** + * @brief Get time format (AM or PM notation) + * @note if shadow mode is disabled (BYPSHAD=0), need to check if RSF flag is set + * before reading this bit + * @note Read either RTC_SSR or RTC_TR locks the values in the higher-order calendar + * shadow registers until RTC_DR is read (LL_RTC_ReadReg(RTC, DR)). + * @rmtoll TR PM LL_RTC_TIME_GetFormat + * @param RTCx RTC Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_RTC_TIME_FORMAT_AM_OR_24 + * @arg @ref LL_RTC_TIME_FORMAT_PM + */ +__STATIC_INLINE uint32_t LL_RTC_TIME_GetFormat(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->TR, RTC_TR_PM)); +} + +/** + * @brief Set Hours in BCD format + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @note It can be written in initialization mode only (@ref LL_RTC_EnableInitMode function) + * @note helper macro __LL_RTC_CONVERT_BIN2BCD is available to convert hour from binary to BCD format + * @rmtoll TR HT LL_RTC_TIME_SetHour\n + * TR HU LL_RTC_TIME_SetHour + * @param RTCx RTC Instance + * @param Hours Value between Min_Data=0x01 and Max_Data=0x12 or between Min_Data=0x00 and Max_Data=0x23 + * @retval None + */ +__STATIC_INLINE void LL_RTC_TIME_SetHour(RTC_TypeDef *RTCx, uint32_t Hours) +{ + MODIFY_REG(RTCx->TR, (RTC_TR_HT | RTC_TR_HU), + (((Hours & 0xF0U) << (RTC_POSITION_TR_HT - 4U)) | ((Hours & 0x0FU) << RTC_POSITION_TR_HU))); +} + +/** + * @brief Get Hours in BCD format + * @note if shadow mode is disabled (BYPSHAD=0), need to check if RSF flag is set + * before reading this bit + * @note Read either RTC_SSR or RTC_TR locks the values in the higher-order calendar + * shadow registers until RTC_DR is read (LL_RTC_ReadReg(RTC, DR)). + * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert hour from BCD to + * Binary format + * @rmtoll TR HT LL_RTC_TIME_GetHour\n + * TR HU LL_RTC_TIME_GetHour + * @param RTCx RTC Instance + * @retval Value between Min_Data=0x01 and Max_Data=0x12 or between Min_Data=0x00 and Max_Data=0x23 + */ +__STATIC_INLINE uint32_t LL_RTC_TIME_GetHour(RTC_TypeDef *RTCx) +{ + register uint32_t temp = 0U; + + temp = READ_BIT(RTCx->TR, (RTC_TR_HT | RTC_TR_HU)); + return (uint32_t)((((temp & RTC_TR_HT) >> RTC_POSITION_TR_HT) << 4U) | ((temp & RTC_TR_HU) >> RTC_POSITION_TR_HU)); +} + +/** + * @brief Set Minutes in BCD format + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @note It can be written in initialization mode only (@ref LL_RTC_EnableInitMode function) + * @note helper macro __LL_RTC_CONVERT_BIN2BCD is available to convert Minutes from binary to BCD format + * @rmtoll TR MNT LL_RTC_TIME_SetMinute\n + * TR MNU LL_RTC_TIME_SetMinute + * @param RTCx RTC Instance + * @param Minutes Value between Min_Data=0x00 and Max_Data=0x59 + * @retval None + */ +__STATIC_INLINE void LL_RTC_TIME_SetMinute(RTC_TypeDef *RTCx, uint32_t Minutes) +{ + MODIFY_REG(RTCx->TR, (RTC_TR_MNT | RTC_TR_MNU), + (((Minutes & 0xF0U) << (RTC_POSITION_TR_MT - 4U)) | ((Minutes & 0x0FU) << RTC_POSITION_TR_MU))); +} + +/** + * @brief Get Minutes in BCD format + * @note if shadow mode is disabled (BYPSHAD=0), need to check if RSF flag is set + * before reading this bit + * @note Read either RTC_SSR or RTC_TR locks the values in the higher-order calendar + * shadow registers until RTC_DR is read (LL_RTC_ReadReg(RTC, DR)). + * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert minute from BCD + * to Binary format + * @rmtoll TR MNT LL_RTC_TIME_GetMinute\n + * TR MNU LL_RTC_TIME_GetMinute + * @param RTCx RTC Instance + * @retval Value between Min_Data=0x00 and Max_Data=0x59 + */ +__STATIC_INLINE uint32_t LL_RTC_TIME_GetMinute(RTC_TypeDef *RTCx) +{ + register uint32_t temp = 0U; + + temp = READ_BIT(RTCx->TR, (RTC_TR_MNT | RTC_TR_MNU)); + return (uint32_t)((((temp & RTC_TR_MNT) >> RTC_POSITION_TR_MT) << 4U) | ((temp & RTC_TR_MNU) >> RTC_POSITION_TR_MU)); +} + +/** + * @brief Set Seconds in BCD format + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @note It can be written in initialization mode only (@ref LL_RTC_EnableInitMode function) + * @note helper macro __LL_RTC_CONVERT_BIN2BCD is available to convert Seconds from binary to BCD format + * @rmtoll TR ST LL_RTC_TIME_SetSecond\n + * TR SU LL_RTC_TIME_SetSecond + * @param RTCx RTC Instance + * @param Seconds Value between Min_Data=0x00 and Max_Data=0x59 + * @retval None + */ +__STATIC_INLINE void LL_RTC_TIME_SetSecond(RTC_TypeDef *RTCx, uint32_t Seconds) +{ + MODIFY_REG(RTCx->TR, (RTC_TR_ST | RTC_TR_SU), + (((Seconds & 0xF0U) << (RTC_POSITION_TR_ST - 4U)) | ((Seconds & 0x0FU) << RTC_POSITION_TR_SU))); +} + +/** + * @brief Get Seconds in BCD format + * @note if shadow mode is disabled (BYPSHAD=0), need to check if RSF flag is set + * before reading this bit + * @note Read either RTC_SSR or RTC_TR locks the values in the higher-order calendar + * shadow registers until RTC_DR is read (LL_RTC_ReadReg(RTC, DR)). + * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Seconds from BCD + * to Binary format + * @rmtoll TR ST LL_RTC_TIME_GetSecond\n + * TR SU LL_RTC_TIME_GetSecond + * @param RTCx RTC Instance + * @retval Value between Min_Data=0x00 and Max_Data=0x59 + */ +__STATIC_INLINE uint32_t LL_RTC_TIME_GetSecond(RTC_TypeDef *RTCx) +{ + register uint32_t temp = 0U; + + temp = READ_BIT(RTCx->TR, (RTC_TR_ST | RTC_TR_SU)); + return (uint32_t)((((temp & RTC_TR_ST) >> RTC_POSITION_TR_ST) << 4U) | ((temp & RTC_TR_SU) >> RTC_POSITION_TR_SU)); +} + +/** + * @brief Set time (hour, minute and second) in BCD format + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @note It can be written in initialization mode only (@ref LL_RTC_EnableInitMode function) + * @note TimeFormat and Hours should follow the same format + * @rmtoll TR PM LL_RTC_TIME_Config\n + * TR HT LL_RTC_TIME_Config\n + * TR HU LL_RTC_TIME_Config\n + * TR MNT LL_RTC_TIME_Config\n + * TR MNU LL_RTC_TIME_Config\n + * TR ST LL_RTC_TIME_Config\n + * TR SU LL_RTC_TIME_Config + * @param RTCx RTC Instance + * @param Format12_24 This parameter can be one of the following values: + * @arg @ref LL_RTC_TIME_FORMAT_AM_OR_24 + * @arg @ref LL_RTC_TIME_FORMAT_PM + * @param Hours Value between Min_Data=0x01 and Max_Data=0x12 or between Min_Data=0x00 and Max_Data=0x23 + * @param Minutes Value between Min_Data=0x00 and Max_Data=0x59 + * @param Seconds Value between Min_Data=0x00 and Max_Data=0x59 + * @retval None + */ +__STATIC_INLINE void LL_RTC_TIME_Config(RTC_TypeDef *RTCx, uint32_t Format12_24, uint32_t Hours, uint32_t Minutes, uint32_t Seconds) +{ + register uint32_t temp = 0U; + + temp = Format12_24 | \ + (((Hours & 0xF0U) << (RTC_POSITION_TR_HT - 4U)) | ((Hours & 0x0FU) << RTC_POSITION_TR_HU)) | \ + (((Minutes & 0xF0U) << (RTC_POSITION_TR_MT - 4U)) | ((Minutes & 0x0FU) << RTC_POSITION_TR_MU)) | \ + (((Seconds & 0xF0U) << (RTC_POSITION_TR_ST - 4U)) | ((Seconds & 0x0FU) << RTC_POSITION_TR_SU)); + MODIFY_REG(RTCx->TR, (RTC_TR_PM | RTC_TR_HT | RTC_TR_HU | RTC_TR_MNT | RTC_TR_MNU | RTC_TR_ST | RTC_TR_SU), temp); +} + +/** + * @brief Get time (hour, minute and second) in BCD format + * @note if shadow mode is disabled (BYPSHAD=0), need to check if RSF flag is set + * before reading this bit + * @note Read either RTC_SSR or RTC_TR locks the values in the higher-order calendar + * shadow registers until RTC_DR is read (LL_RTC_ReadReg(RTC, DR)). + * @note helper macros __LL_RTC_GET_HOUR, __LL_RTC_GET_MINUTE and __LL_RTC_GET_SECOND + * are available to get independently each parameter. + * @rmtoll TR HT LL_RTC_TIME_Get\n + * TR HU LL_RTC_TIME_Get\n + * TR MNT LL_RTC_TIME_Get\n + * TR MNU LL_RTC_TIME_Get\n + * TR ST LL_RTC_TIME_Get\n + * TR SU LL_RTC_TIME_Get + * @param RTCx RTC Instance + * @retval Combination of hours, minutes and seconds (Format: 0x00HHMMSS). + */ +__STATIC_INLINE uint32_t LL_RTC_TIME_Get(RTC_TypeDef *RTCx) +{ + return (uint32_t)((LL_RTC_TIME_GetHour(RTCx) << RTC_OFFSET_HOUR) | (LL_RTC_TIME_GetMinute(RTCx) << RTC_OFFSET_MINUTE) | LL_RTC_TIME_GetSecond(RTCx)); +} + +/** + * @brief Memorize whether the daylight saving time change has been performed + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR BCK LL_RTC_TIME_EnableDayLightStore + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_TIME_EnableDayLightStore(RTC_TypeDef *RTCx) +{ + SET_BIT(RTCx->CR, RTC_CR_BCK); +} + +/** + * @brief Disable memorization whether the daylight saving time change has been performed. + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR BCK LL_RTC_TIME_DisableDayLightStore + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_TIME_DisableDayLightStore(RTC_TypeDef *RTCx) +{ + CLEAR_BIT(RTCx->CR, RTC_CR_BCK); +} + +/** + * @brief Check if RTC Day Light Saving stored operation has been enabled or not + * @rmtoll CR BCK LL_RTC_TIME_IsDayLightStoreEnabled + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_TIME_IsDayLightStoreEnabled(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->CR, RTC_CR_BCK) == (RTC_CR_BCK)); +} + +/** + * @brief Subtract 1 hour (winter time change) + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR SUB1H LL_RTC_TIME_DecHour + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_TIME_DecHour(RTC_TypeDef *RTCx) +{ + SET_BIT(RTCx->CR, RTC_CR_SUB1H); +} + +/** + * @brief Add 1 hour (summer time change) + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR ADD1H LL_RTC_TIME_IncHour + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_TIME_IncHour(RTC_TypeDef *RTCx) +{ + SET_BIT(RTCx->CR, RTC_CR_ADD1H); +} + +/** + * @brief Get Sub second value in the synchronous prescaler counter. + * @note You can use both SubSeconds value and SecondFraction (PREDIV_S through + * LL_RTC_GetSynchPrescaler function) terms returned to convert Calendar + * SubSeconds value in second fraction ratio with time unit following + * generic formula: + * ==> Seconds fraction ratio * time_unit= [(SecondFraction-SubSeconds)/(SecondFraction+1)] * time_unit + * This conversion can be performed only if no shift operation is pending + * (ie. SHFP=0) when PREDIV_S >= SS. + * @rmtoll SSR SS LL_RTC_TIME_GetSubSecond + * @param RTCx RTC Instance + * @retval Sub second value (number between 0 and 65535) + */ +__STATIC_INLINE uint32_t LL_RTC_TIME_GetSubSecond(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->SSR, RTC_SSR_SS)); +} + +/** + * @brief Synchronize to a remote clock with a high degree of precision. + * @note This operation effectively subtracts from (delays) or advance the clock of a fraction of a second. + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @note When REFCKON is set, firmware must not write to Shift control register. + * @rmtoll SHIFTR ADD1S LL_RTC_TIME_Synchronize\n + * SHIFTR SUBFS LL_RTC_TIME_Synchronize + * @param RTCx RTC Instance + * @param ShiftSecond This parameter can be one of the following values: + * @arg @ref LL_RTC_SHIFT_SECOND_DELAY + * @arg @ref LL_RTC_SHIFT_SECOND_ADVANCE + * @param Fraction Number of Seconds Fractions (any value from 0 to 0x7FFF) + * @retval None + */ +__STATIC_INLINE void LL_RTC_TIME_Synchronize(RTC_TypeDef *RTCx, uint32_t ShiftSecond, uint32_t Fraction) +{ + WRITE_REG(RTCx->SHIFTR, ShiftSecond | Fraction); +} + +/** + * @} + */ + +/** @defgroup RTC_LL_EF_Date Date + * @{ + */ + +/** + * @brief Set Year in BCD format + * @note helper macro __LL_RTC_CONVERT_BIN2BCD is available to convert Year from binary to BCD format + * @rmtoll DR YT LL_RTC_DATE_SetYear\n + * DR YU LL_RTC_DATE_SetYear + * @param RTCx RTC Instance + * @param Year Value between Min_Data=0x00 and Max_Data=0x99 + * @retval None + */ +__STATIC_INLINE void LL_RTC_DATE_SetYear(RTC_TypeDef *RTCx, uint32_t Year) +{ + MODIFY_REG(RTCx->DR, (RTC_DR_YT | RTC_DR_YU), + (((Year & 0xF0U) << (RTC_POSITION_DR_YT - 4U)) | ((Year & 0x0FU) << RTC_POSITION_DR_YU))); +} + +/** + * @brief Get Year in BCD format + * @note if shadow mode is disabled (BYPSHAD=0), need to check if RSF flag is set + * before reading this bit + * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Year from BCD to Binary format + * @rmtoll DR YT LL_RTC_DATE_GetYear\n + * DR YU LL_RTC_DATE_GetYear + * @param RTCx RTC Instance + * @retval Value between Min_Data=0x00 and Max_Data=0x99 + */ +__STATIC_INLINE uint32_t LL_RTC_DATE_GetYear(RTC_TypeDef *RTCx) +{ + register uint32_t temp = 0U; + + temp = READ_BIT(RTCx->DR, (RTC_DR_YT | RTC_DR_YU)); + return (uint32_t)((((temp & RTC_DR_YT) >> RTC_POSITION_DR_YT) << 4U) | ((temp & RTC_DR_YU) >> RTC_POSITION_DR_YU)); +} + +/** + * @brief Set Week day + * @rmtoll DR WDU LL_RTC_DATE_SetWeekDay + * @param RTCx RTC Instance + * @param WeekDay This parameter can be one of the following values: + * @arg @ref LL_RTC_WEEKDAY_MONDAY + * @arg @ref LL_RTC_WEEKDAY_TUESDAY + * @arg @ref LL_RTC_WEEKDAY_WEDNESDAY + * @arg @ref LL_RTC_WEEKDAY_THURSDAY + * @arg @ref LL_RTC_WEEKDAY_FRIDAY + * @arg @ref LL_RTC_WEEKDAY_SATURDAY + * @arg @ref LL_RTC_WEEKDAY_SUNDAY + * @retval None + */ +__STATIC_INLINE void LL_RTC_DATE_SetWeekDay(RTC_TypeDef *RTCx, uint32_t WeekDay) +{ + MODIFY_REG(RTCx->DR, RTC_DR_WDU, WeekDay << RTC_POSITION_DR_WDU); +} + +/** + * @brief Get Week day + * @note if shadow mode is disabled (BYPSHAD=0), need to check if RSF flag is set + * before reading this bit + * @rmtoll DR WDU LL_RTC_DATE_GetWeekDay + * @param RTCx RTC Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_RTC_WEEKDAY_MONDAY + * @arg @ref LL_RTC_WEEKDAY_TUESDAY + * @arg @ref LL_RTC_WEEKDAY_WEDNESDAY + * @arg @ref LL_RTC_WEEKDAY_THURSDAY + * @arg @ref LL_RTC_WEEKDAY_FRIDAY + * @arg @ref LL_RTC_WEEKDAY_SATURDAY + * @arg @ref LL_RTC_WEEKDAY_SUNDAY + */ +__STATIC_INLINE uint32_t LL_RTC_DATE_GetWeekDay(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->DR, RTC_DR_WDU) >> RTC_POSITION_DR_WDU); +} + +/** + * @brief Set Month in BCD format + * @note helper macro __LL_RTC_CONVERT_BIN2BCD is available to convert Month from binary to BCD format + * @rmtoll DR MT LL_RTC_DATE_SetMonth\n + * DR MU LL_RTC_DATE_SetMonth + * @param RTCx RTC Instance + * @param Month This parameter can be one of the following values: + * @arg @ref LL_RTC_MONTH_JANUARY + * @arg @ref LL_RTC_MONTH_FEBRUARY + * @arg @ref LL_RTC_MONTH_MARCH + * @arg @ref LL_RTC_MONTH_APRIL + * @arg @ref LL_RTC_MONTH_MAY + * @arg @ref LL_RTC_MONTH_JUNE + * @arg @ref LL_RTC_MONTH_JULY + * @arg @ref LL_RTC_MONTH_AUGUST + * @arg @ref LL_RTC_MONTH_SEPTEMBER + * @arg @ref LL_RTC_MONTH_OCTOBER + * @arg @ref LL_RTC_MONTH_NOVEMBER + * @arg @ref LL_RTC_MONTH_DECEMBER + * @retval None + */ +__STATIC_INLINE void LL_RTC_DATE_SetMonth(RTC_TypeDef *RTCx, uint32_t Month) +{ + MODIFY_REG(RTCx->DR, (RTC_DR_MT | RTC_DR_MU), + (((Month & 0xF0U) << (RTC_POSITION_DR_MT - 4U)) | ((Month & 0x0FU) << RTC_POSITION_DR_MU))); +} + +/** + * @brief Get Month in BCD format + * @note if shadow mode is disabled (BYPSHAD=0), need to check if RSF flag is set + * before reading this bit + * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Month from BCD to Binary format + * @rmtoll DR MT LL_RTC_DATE_GetMonth\n + * DR MU LL_RTC_DATE_GetMonth + * @param RTCx RTC Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_RTC_MONTH_JANUARY + * @arg @ref LL_RTC_MONTH_FEBRUARY + * @arg @ref LL_RTC_MONTH_MARCH + * @arg @ref LL_RTC_MONTH_APRIL + * @arg @ref LL_RTC_MONTH_MAY + * @arg @ref LL_RTC_MONTH_JUNE + * @arg @ref LL_RTC_MONTH_JULY + * @arg @ref LL_RTC_MONTH_AUGUST + * @arg @ref LL_RTC_MONTH_SEPTEMBER + * @arg @ref LL_RTC_MONTH_OCTOBER + * @arg @ref LL_RTC_MONTH_NOVEMBER + * @arg @ref LL_RTC_MONTH_DECEMBER + */ +__STATIC_INLINE uint32_t LL_RTC_DATE_GetMonth(RTC_TypeDef *RTCx) +{ + register uint32_t temp = 0U; + + temp = READ_BIT(RTCx->DR, (RTC_DR_MT | RTC_DR_MU)); + return (uint32_t)((((temp & RTC_DR_MT) >> RTC_POSITION_DR_MT) << 4U) | ((temp & RTC_DR_MU) >> RTC_POSITION_DR_MU)); +} + +/** + * @brief Set Day in BCD format + * @note helper macro __LL_RTC_CONVERT_BIN2BCD is available to convert Day from binary to BCD format + * @rmtoll DR DT LL_RTC_DATE_SetDay\n + * DR DU LL_RTC_DATE_SetDay + * @param RTCx RTC Instance + * @param Day Value between Min_Data=0x01 and Max_Data=0x31 + * @retval None + */ +__STATIC_INLINE void LL_RTC_DATE_SetDay(RTC_TypeDef *RTCx, uint32_t Day) +{ + MODIFY_REG(RTCx->DR, (RTC_DR_DT | RTC_DR_DU), + (((Day & 0xF0U) << (RTC_POSITION_DR_DT - 4U)) | ((Day & 0x0FU) << RTC_POSITION_DR_DU))); +} + +/** + * @brief Get Day in BCD format + * @note if shadow mode is disabled (BYPSHAD=0), need to check if RSF flag is set + * before reading this bit + * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Day from BCD to Binary format + * @rmtoll DR DT LL_RTC_DATE_GetDay\n + * DR DU LL_RTC_DATE_GetDay + * @param RTCx RTC Instance + * @retval Value between Min_Data=0x01 and Max_Data=0x31 + */ +__STATIC_INLINE uint32_t LL_RTC_DATE_GetDay(RTC_TypeDef *RTCx) +{ + register uint32_t temp = 0U; + + temp = READ_BIT(RTCx->DR, (RTC_DR_DT | RTC_DR_DU)); + return (uint32_t)((((temp & RTC_DR_DT) >> RTC_POSITION_DR_DT) << 4U) | ((temp & RTC_DR_DU) >> RTC_POSITION_DR_DU)); +} + +/** + * @brief Set date (WeekDay, Day, Month and Year) in BCD format + * @rmtoll DR WDU LL_RTC_DATE_Config\n + * DR MT LL_RTC_DATE_Config\n + * DR MU LL_RTC_DATE_Config\n + * DR DT LL_RTC_DATE_Config\n + * DR DU LL_RTC_DATE_Config\n + * DR YT LL_RTC_DATE_Config\n + * DR YU LL_RTC_DATE_Config + * @param RTCx RTC Instance + * @param WeekDay This parameter can be one of the following values: + * @arg @ref LL_RTC_WEEKDAY_MONDAY + * @arg @ref LL_RTC_WEEKDAY_TUESDAY + * @arg @ref LL_RTC_WEEKDAY_WEDNESDAY + * @arg @ref LL_RTC_WEEKDAY_THURSDAY + * @arg @ref LL_RTC_WEEKDAY_FRIDAY + * @arg @ref LL_RTC_WEEKDAY_SATURDAY + * @arg @ref LL_RTC_WEEKDAY_SUNDAY + * @param Day Value between Min_Data=0x01 and Max_Data=0x31 + * @param Month This parameter can be one of the following values: + * @arg @ref LL_RTC_MONTH_JANUARY + * @arg @ref LL_RTC_MONTH_FEBRUARY + * @arg @ref LL_RTC_MONTH_MARCH + * @arg @ref LL_RTC_MONTH_APRIL + * @arg @ref LL_RTC_MONTH_MAY + * @arg @ref LL_RTC_MONTH_JUNE + * @arg @ref LL_RTC_MONTH_JULY + * @arg @ref LL_RTC_MONTH_AUGUST + * @arg @ref LL_RTC_MONTH_SEPTEMBER + * @arg @ref LL_RTC_MONTH_OCTOBER + * @arg @ref LL_RTC_MONTH_NOVEMBER + * @arg @ref LL_RTC_MONTH_DECEMBER + * @param Year Value between Min_Data=0x00 and Max_Data=0x99 + * @retval None + */ +__STATIC_INLINE void LL_RTC_DATE_Config(RTC_TypeDef *RTCx, uint32_t WeekDay, uint32_t Day, uint32_t Month, uint32_t Year) +{ + register uint32_t temp = 0U; + + temp = (WeekDay << RTC_POSITION_DR_WDU) | \ + (((Year & 0xF0U) << (RTC_POSITION_DR_YT - 4U)) | ((Year & 0x0FU) << RTC_POSITION_DR_YU)) | \ + (((Month & 0xF0U) << (RTC_POSITION_DR_MT - 4U)) | ((Month & 0x0FU) << RTC_POSITION_DR_MU)) | \ + (((Day & 0xF0U) << (RTC_POSITION_DR_DT - 4U)) | ((Day & 0x0FU) << RTC_POSITION_DR_DU)); + + MODIFY_REG(RTCx->DR, (RTC_DR_WDU | RTC_DR_MT | RTC_DR_MU | RTC_DR_DT | RTC_DR_DU | RTC_DR_YT | RTC_DR_YU), temp); +} + +/** + * @brief Get date (WeekDay, Day, Month and Year) in BCD format + * @note if shadow mode is disabled (BYPSHAD=0), need to check if RSF flag is set + * before reading this bit + * @note helper macros __LL_RTC_GET_WEEKDAY, __LL_RTC_GET_YEAR, __LL_RTC_GET_MONTH, + * and __LL_RTC_GET_DAY are available to get independently each parameter. + * @rmtoll DR WDU LL_RTC_DATE_Get\n + * DR MT LL_RTC_DATE_Get\n + * DR MU LL_RTC_DATE_Get\n + * DR DT LL_RTC_DATE_Get\n + * DR DU LL_RTC_DATE_Get\n + * DR YT LL_RTC_DATE_Get\n + * DR YU LL_RTC_DATE_Get + * @param RTCx RTC Instance + * @retval Combination of WeekDay, Day, Month and Year (Format: 0xWWDDMMYY). + */ +__STATIC_INLINE uint32_t LL_RTC_DATE_Get(RTC_TypeDef *RTCx) +{ + return (uint32_t)((LL_RTC_DATE_GetWeekDay(RTCx) << RTC_OFFSET_WEEKDAY) | (LL_RTC_DATE_GetDay(RTCx) << RTC_OFFSET_DAY) | (LL_RTC_DATE_GetMonth(RTCx) << RTC_OFFSET_MONTH) | LL_RTC_DATE_GetYear(RTCx)); +} + +/** + * @} + */ + +/** @defgroup RTC_LL_EF_ALARMA ALARMA + * @{ + */ + +/** + * @brief Enable Alarm A + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR ALRAE LL_RTC_ALMA_Enable + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMA_Enable(RTC_TypeDef *RTCx) +{ + SET_BIT(RTCx->CR, RTC_CR_ALRAE); +} + +/** + * @brief Disable Alarm A + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR ALRAE LL_RTC_ALMA_Disable + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMA_Disable(RTC_TypeDef *RTCx) +{ + CLEAR_BIT(RTCx->CR, RTC_CR_ALRAE); +} + +/** + * @brief Specify the Alarm A masks. + * @rmtoll ALRMAR MSK4 LL_RTC_ALMA_SetMask\n + * ALRMAR MSK3 LL_RTC_ALMA_SetMask\n + * ALRMAR MSK2 LL_RTC_ALMA_SetMask\n + * ALRMAR MSK1 LL_RTC_ALMA_SetMask + * @param RTCx RTC Instance + * @param Mask This parameter can be a combination of the following values: + * @arg @ref LL_RTC_ALMA_MASK_NONE + * @arg @ref LL_RTC_ALMA_MASK_DATEWEEKDAY + * @arg @ref LL_RTC_ALMA_MASK_HOURS + * @arg @ref LL_RTC_ALMA_MASK_MINUTES + * @arg @ref LL_RTC_ALMA_MASK_SECONDS + * @arg @ref LL_RTC_ALMA_MASK_ALL + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMA_SetMask(RTC_TypeDef *RTCx, uint32_t Mask) +{ + MODIFY_REG(RTCx->ALRMAR, RTC_ALRMAR_MSK4 | RTC_ALRMAR_MSK3 | RTC_ALRMAR_MSK2 | RTC_ALRMAR_MSK1, Mask); +} + +/** + * @brief Get the Alarm A masks. + * @rmtoll ALRMAR MSK4 LL_RTC_ALMA_GetMask\n + * ALRMAR MSK3 LL_RTC_ALMA_GetMask\n + * ALRMAR MSK2 LL_RTC_ALMA_GetMask\n + * ALRMAR MSK1 LL_RTC_ALMA_GetMask + * @param RTCx RTC Instance + * @retval Returned value can be can be a combination of the following values: + * @arg @ref LL_RTC_ALMA_MASK_NONE + * @arg @ref LL_RTC_ALMA_MASK_DATEWEEKDAY + * @arg @ref LL_RTC_ALMA_MASK_HOURS + * @arg @ref LL_RTC_ALMA_MASK_MINUTES + * @arg @ref LL_RTC_ALMA_MASK_SECONDS + * @arg @ref LL_RTC_ALMA_MASK_ALL + */ +__STATIC_INLINE uint32_t LL_RTC_ALMA_GetMask(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->ALRMAR, RTC_ALRMAR_MSK4 | RTC_ALRMAR_MSK3 | RTC_ALRMAR_MSK2 | RTC_ALRMAR_MSK1)); +} + +/** + * @brief Enable AlarmA Week day selection (DU[3:0] represents the week day. DT[1:0] is do not care) + * @rmtoll ALRMAR WDSEL LL_RTC_ALMA_EnableWeekday + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMA_EnableWeekday(RTC_TypeDef *RTCx) +{ + SET_BIT(RTCx->ALRMAR, RTC_ALRMAR_WDSEL); +} + +/** + * @brief Disable AlarmA Week day selection (DU[3:0] represents the date ) + * @rmtoll ALRMAR WDSEL LL_RTC_ALMA_DisableWeekday + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMA_DisableWeekday(RTC_TypeDef *RTCx) +{ + CLEAR_BIT(RTCx->ALRMAR, RTC_ALRMAR_WDSEL); +} + +/** + * @brief Set ALARM A Day in BCD format + * @note helper macro __LL_RTC_CONVERT_BIN2BCD is available to convert Day from binary to BCD format + * @rmtoll ALRMAR DT LL_RTC_ALMA_SetDay\n + * ALRMAR DU LL_RTC_ALMA_SetDay + * @param RTCx RTC Instance + * @param Day Value between Min_Data=0x01 and Max_Data=0x31 + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMA_SetDay(RTC_TypeDef *RTCx, uint32_t Day) +{ + MODIFY_REG(RTCx->ALRMAR, (RTC_ALRMAR_DT | RTC_ALRMAR_DU), + (((Day & 0xF0U) << (RTC_POSITION_ALMA_DT - 4U)) | ((Day & 0x0FU) << RTC_POSITION_ALMA_DU))); +} + +/** + * @brief Get ALARM A Day in BCD format + * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Day from BCD to Binary format + * @rmtoll ALRMAR DT LL_RTC_ALMA_GetDay\n + * ALRMAR DU LL_RTC_ALMA_GetDay + * @param RTCx RTC Instance + * @retval Value between Min_Data=0x01 and Max_Data=0x31 + */ +__STATIC_INLINE uint32_t LL_RTC_ALMA_GetDay(RTC_TypeDef *RTCx) +{ + register uint32_t temp = 0U; + + temp = READ_BIT(RTCx->ALRMAR, (RTC_ALRMAR_DT | RTC_ALRMAR_DU)); + return (uint32_t)((((temp & RTC_ALRMAR_DT) >> RTC_POSITION_ALMA_DT) << 4U) | ((temp & RTC_ALRMAR_DU) >> RTC_POSITION_ALMA_DU)); +} + +/** + * @brief Set ALARM A Weekday + * @rmtoll ALRMAR DU LL_RTC_ALMA_SetWeekDay + * @param RTCx RTC Instance + * @param WeekDay This parameter can be one of the following values: + * @arg @ref LL_RTC_WEEKDAY_MONDAY + * @arg @ref LL_RTC_WEEKDAY_TUESDAY + * @arg @ref LL_RTC_WEEKDAY_WEDNESDAY + * @arg @ref LL_RTC_WEEKDAY_THURSDAY + * @arg @ref LL_RTC_WEEKDAY_FRIDAY + * @arg @ref LL_RTC_WEEKDAY_SATURDAY + * @arg @ref LL_RTC_WEEKDAY_SUNDAY + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMA_SetWeekDay(RTC_TypeDef *RTCx, uint32_t WeekDay) +{ + MODIFY_REG(RTCx->ALRMAR, RTC_ALRMAR_DU, WeekDay << RTC_POSITION_ALMA_DU); +} + +/** + * @brief Get ALARM A Weekday + * @rmtoll ALRMAR DU LL_RTC_ALMA_GetWeekDay + * @param RTCx RTC Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_RTC_WEEKDAY_MONDAY + * @arg @ref LL_RTC_WEEKDAY_TUESDAY + * @arg @ref LL_RTC_WEEKDAY_WEDNESDAY + * @arg @ref LL_RTC_WEEKDAY_THURSDAY + * @arg @ref LL_RTC_WEEKDAY_FRIDAY + * @arg @ref LL_RTC_WEEKDAY_SATURDAY + * @arg @ref LL_RTC_WEEKDAY_SUNDAY + */ +__STATIC_INLINE uint32_t LL_RTC_ALMA_GetWeekDay(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->ALRMAR, RTC_ALRMAR_DU) >> RTC_POSITION_ALMA_DU); +} + +/** + * @brief Set Alarm A time format (AM/24-hour or PM notation) + * @rmtoll ALRMAR PM LL_RTC_ALMA_SetTimeFormat + * @param RTCx RTC Instance + * @param TimeFormat This parameter can be one of the following values: + * @arg @ref LL_RTC_ALMA_TIME_FORMAT_AM + * @arg @ref LL_RTC_ALMA_TIME_FORMAT_PM + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMA_SetTimeFormat(RTC_TypeDef *RTCx, uint32_t TimeFormat) +{ + MODIFY_REG(RTCx->ALRMAR, RTC_ALRMAR_PM, TimeFormat); +} + +/** + * @brief Get Alarm A time format (AM or PM notation) + * @rmtoll ALRMAR PM LL_RTC_ALMA_GetTimeFormat + * @param RTCx RTC Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_RTC_ALMA_TIME_FORMAT_AM + * @arg @ref LL_RTC_ALMA_TIME_FORMAT_PM + */ +__STATIC_INLINE uint32_t LL_RTC_ALMA_GetTimeFormat(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->ALRMAR, RTC_ALRMAR_PM)); +} + +/** + * @brief Set ALARM A Hours in BCD format + * @note helper macro __LL_RTC_CONVERT_BIN2BCD is available to convert Hours from binary to BCD format + * @rmtoll ALRMAR HT LL_RTC_ALMA_SetHour\n + * ALRMAR HU LL_RTC_ALMA_SetHour + * @param RTCx RTC Instance + * @param Hours Value between Min_Data=0x01 and Max_Data=0x12 or between Min_Data=0x00 and Max_Data=0x23 + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMA_SetHour(RTC_TypeDef *RTCx, uint32_t Hours) +{ + MODIFY_REG(RTCx->ALRMAR, (RTC_ALRMAR_HT | RTC_ALRMAR_HU), + (((Hours & 0xF0U) << (RTC_POSITION_ALMA_HT - 4U)) | ((Hours & 0x0FU) << RTC_POSITION_ALMA_HU))); +} + +/** + * @brief Get ALARM A Hours in BCD format + * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Hours from BCD to Binary format + * @rmtoll ALRMAR HT LL_RTC_ALMA_GetHour\n + * ALRMAR HU LL_RTC_ALMA_GetHour + * @param RTCx RTC Instance + * @retval Value between Min_Data=0x01 and Max_Data=0x12 or between Min_Data=0x00 and Max_Data=0x23 + */ +__STATIC_INLINE uint32_t LL_RTC_ALMA_GetHour(RTC_TypeDef *RTCx) +{ + register uint32_t temp = 0U; + + temp = READ_BIT(RTCx->ALRMAR, (RTC_ALRMAR_HT | RTC_ALRMAR_HU)); + return (uint32_t)((((temp & RTC_ALRMAR_HT) >> RTC_POSITION_ALMA_HT) << 4U) | ((temp & RTC_ALRMAR_HU) >> RTC_POSITION_ALMA_HU)); +} + +/** + * @brief Set ALARM A Minutes in BCD format + * @note helper macro __LL_RTC_CONVERT_BIN2BCD is available to convert Minutes from binary to BCD format + * @rmtoll ALRMAR MNT LL_RTC_ALMA_SetMinute\n + * ALRMAR MNU LL_RTC_ALMA_SetMinute + * @param RTCx RTC Instance + * @param Minutes Value between Min_Data=0x00 and Max_Data=0x59 + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMA_SetMinute(RTC_TypeDef *RTCx, uint32_t Minutes) +{ + MODIFY_REG(RTCx->ALRMAR, (RTC_ALRMAR_MNT | RTC_ALRMAR_MNU), + (((Minutes & 0xF0U) << (RTC_POSITION_ALMA_MT - 4U)) | ((Minutes & 0x0FU) << RTC_POSITION_ALMA_MU))); +} + +/** + * @brief Get ALARM A Minutes in BCD format + * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Minutes from BCD to Binary format + * @rmtoll ALRMAR MNT LL_RTC_ALMA_GetMinute\n + * ALRMAR MNU LL_RTC_ALMA_GetMinute + * @param RTCx RTC Instance + * @retval Value between Min_Data=0x00 and Max_Data=0x59 + */ +__STATIC_INLINE uint32_t LL_RTC_ALMA_GetMinute(RTC_TypeDef *RTCx) +{ + register uint32_t temp = 0U; + + temp = READ_BIT(RTCx->ALRMAR, (RTC_ALRMAR_MNT | RTC_ALRMAR_MNU)); + return (uint32_t)((((temp & RTC_ALRMAR_MNT) >> RTC_POSITION_ALMA_MT) << 4U) | ((temp & RTC_ALRMAR_MNU) >> RTC_POSITION_ALMA_MU)); +} + +/** + * @brief Set ALARM A Seconds in BCD format + * @note helper macro __LL_RTC_CONVERT_BIN2BCD is available to convert Seconds from binary to BCD format + * @rmtoll ALRMAR ST LL_RTC_ALMA_SetSecond\n + * ALRMAR SU LL_RTC_ALMA_SetSecond + * @param RTCx RTC Instance + * @param Seconds Value between Min_Data=0x00 and Max_Data=0x59 + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMA_SetSecond(RTC_TypeDef *RTCx, uint32_t Seconds) +{ + MODIFY_REG(RTCx->ALRMAR, (RTC_ALRMAR_ST | RTC_ALRMAR_SU), + (((Seconds & 0xF0U) << (RTC_POSITION_ALMA_ST - 4U)) | ((Seconds & 0x0FU) << RTC_POSITION_ALMA_SU))); +} + +/** + * @brief Get ALARM A Seconds in BCD format + * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Seconds from BCD to Binary format + * @rmtoll ALRMAR ST LL_RTC_ALMA_GetSecond\n + * ALRMAR SU LL_RTC_ALMA_GetSecond + * @param RTCx RTC Instance + * @retval Value between Min_Data=0x00 and Max_Data=0x59 + */ +__STATIC_INLINE uint32_t LL_RTC_ALMA_GetSecond(RTC_TypeDef *RTCx) +{ + register uint32_t temp = 0U; + + temp = READ_BIT(RTCx->ALRMAR, (RTC_ALRMAR_ST | RTC_ALRMAR_SU)); + return (uint32_t)((((temp & RTC_ALRMAR_ST) >> RTC_POSITION_ALMA_ST) << 4U) | ((temp & RTC_ALRMAR_SU) >> RTC_POSITION_ALMA_SU)); +} + +/** + * @brief Set Alarm A Time (hour, minute and second) in BCD format + * @rmtoll ALRMAR PM LL_RTC_ALMA_ConfigTime\n + * ALRMAR HT LL_RTC_ALMA_ConfigTime\n + * ALRMAR HU LL_RTC_ALMA_ConfigTime\n + * ALRMAR MNT LL_RTC_ALMA_ConfigTime\n + * ALRMAR MNU LL_RTC_ALMA_ConfigTime\n + * ALRMAR ST LL_RTC_ALMA_ConfigTime\n + * ALRMAR SU LL_RTC_ALMA_ConfigTime + * @param RTCx RTC Instance + * @param Format12_24 This parameter can be one of the following values: + * @arg @ref LL_RTC_ALMA_TIME_FORMAT_AM + * @arg @ref LL_RTC_ALMA_TIME_FORMAT_PM + * @param Hours Value between Min_Data=0x01 and Max_Data=0x12 or between Min_Data=0x00 and Max_Data=0x23 + * @param Minutes Value between Min_Data=0x00 and Max_Data=0x59 + * @param Seconds Value between Min_Data=0x00 and Max_Data=0x59 + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMA_ConfigTime(RTC_TypeDef *RTCx, uint32_t Format12_24, uint32_t Hours, uint32_t Minutes, uint32_t Seconds) +{ + register uint32_t temp = 0U; + + temp = Format12_24 | (((Hours & 0xF0U) << (RTC_POSITION_ALMA_HT - 4U)) | ((Hours & 0x0FU) << RTC_POSITION_ALMA_HU)) | \ + (((Minutes & 0xF0U) << (RTC_POSITION_ALMA_MT - 4U)) | ((Minutes & 0x0FU) << RTC_POSITION_ALMA_MU)) | \ + (((Seconds & 0xF0U) << (RTC_POSITION_ALMA_ST - 4U)) | ((Seconds & 0x0FU) << RTC_POSITION_ALMA_SU)); + + MODIFY_REG(RTCx->ALRMAR, RTC_ALRMAR_PM | RTC_ALRMAR_HT | RTC_ALRMAR_HU | RTC_ALRMAR_MNT | RTC_ALRMAR_MNU | RTC_ALRMAR_ST | RTC_ALRMAR_SU, temp); +} + +/** + * @brief Get Alarm B Time (hour, minute and second) in BCD format + * @note helper macros __LL_RTC_GET_HOUR, __LL_RTC_GET_MINUTE and __LL_RTC_GET_SECOND + * are available to get independently each parameter. + * @rmtoll ALRMAR HT LL_RTC_ALMA_GetTime\n + * ALRMAR HU LL_RTC_ALMA_GetTime\n + * ALRMAR MNT LL_RTC_ALMA_GetTime\n + * ALRMAR MNU LL_RTC_ALMA_GetTime\n + * ALRMAR ST LL_RTC_ALMA_GetTime\n + * ALRMAR SU LL_RTC_ALMA_GetTime + * @param RTCx RTC Instance + * @retval Combination of hours, minutes and seconds. + */ +__STATIC_INLINE uint32_t LL_RTC_ALMA_GetTime(RTC_TypeDef *RTCx) +{ + return (uint32_t)((LL_RTC_ALMA_GetHour(RTCx) << RTC_OFFSET_HOUR) | (LL_RTC_ALMA_GetMinute(RTCx) << RTC_OFFSET_MINUTE) | LL_RTC_ALMA_GetSecond(RTCx)); +} + +/** + * @brief Set Alarm A Mask the most-significant bits starting at this bit + * @note This register can be written only when ALRAE is reset in RTC_CR register, + * or in initialization mode. + * @rmtoll ALRMASSR MASKSS LL_RTC_ALMA_SetSubSecondMask + * @param RTCx RTC Instance + * @param Mask Value between Min_Data=0x00 and Max_Data=0xF + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMA_SetSubSecondMask(RTC_TypeDef *RTCx, uint32_t Mask) +{ + MODIFY_REG(RTCx->ALRMASSR, RTC_ALRMASSR_MASKSS, Mask << RTC_POSITION_ALMA_MASKSS); +} + +/** + * @brief Get Alarm A Mask the most-significant bits starting at this bit + * @rmtoll ALRMASSR MASKSS LL_RTC_ALMA_GetSubSecondMask + * @param RTCx RTC Instance + * @retval Value between Min_Data=0x00 and Max_Data=0xF + */ +__STATIC_INLINE uint32_t LL_RTC_ALMA_GetSubSecondMask(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->ALRMASSR, RTC_ALRMASSR_MASKSS) >> RTC_POSITION_ALMA_MASKSS); +} + +/** + * @brief Set Alarm A Sub seconds value + * @rmtoll ALRMASSR SS LL_RTC_ALMA_SetSubSecond + * @param RTCx RTC Instance + * @param Subsecond Value between Min_Data=0x00 and Max_Data=0x7FFF + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMA_SetSubSecond(RTC_TypeDef *RTCx, uint32_t Subsecond) +{ + MODIFY_REG(RTCx->ALRMASSR, RTC_ALRMASSR_SS, Subsecond); +} + +/** + * @brief Get Alarm A Sub seconds value + * @rmtoll ALRMASSR SS LL_RTC_ALMA_GetSubSecond + * @param RTCx RTC Instance + * @retval Value between Min_Data=0x00 and Max_Data=0x7FFF + */ +__STATIC_INLINE uint32_t LL_RTC_ALMA_GetSubSecond(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->ALRMASSR, RTC_ALRMASSR_SS)); +} + +/** + * @} + */ + +/** @defgroup RTC_LL_EF_ALARMB ALARMB + * @{ + */ + +/** + * @brief Enable Alarm B + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR ALRBE LL_RTC_ALMB_Enable + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMB_Enable(RTC_TypeDef *RTCx) +{ + SET_BIT(RTCx->CR, RTC_CR_ALRBE); +} + +/** + * @brief Disable Alarm B + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR ALRBE LL_RTC_ALMB_Disable + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMB_Disable(RTC_TypeDef *RTCx) +{ + CLEAR_BIT(RTCx->CR, RTC_CR_ALRBE); +} + +/** + * @brief Specify the Alarm B masks. + * @rmtoll ALRMBR MSK4 LL_RTC_ALMB_SetMask\n + * ALRMBR MSK3 LL_RTC_ALMB_SetMask\n + * ALRMBR MSK2 LL_RTC_ALMB_SetMask\n + * ALRMBR MSK1 LL_RTC_ALMB_SetMask + * @param RTCx RTC Instance + * @param Mask This parameter can be a combination of the following values: + * @arg @ref LL_RTC_ALMB_MASK_NONE + * @arg @ref LL_RTC_ALMB_MASK_DATEWEEKDAY + * @arg @ref LL_RTC_ALMB_MASK_HOURS + * @arg @ref LL_RTC_ALMB_MASK_MINUTES + * @arg @ref LL_RTC_ALMB_MASK_SECONDS + * @arg @ref LL_RTC_ALMB_MASK_ALL + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMB_SetMask(RTC_TypeDef *RTCx, uint32_t Mask) +{ + MODIFY_REG(RTCx->ALRMBR, RTC_ALRMBR_MSK4 | RTC_ALRMBR_MSK3 | RTC_ALRMBR_MSK2 | RTC_ALRMBR_MSK1, Mask); +} + +/** + * @brief Get the Alarm B masks. + * @rmtoll ALRMBR MSK4 LL_RTC_ALMB_GetMask\n + * ALRMBR MSK3 LL_RTC_ALMB_GetMask\n + * ALRMBR MSK2 LL_RTC_ALMB_GetMask\n + * ALRMBR MSK1 LL_RTC_ALMB_GetMask + * @param RTCx RTC Instance + * @retval Returned value can be can be a combination of the following values: + * @arg @ref LL_RTC_ALMB_MASK_NONE + * @arg @ref LL_RTC_ALMB_MASK_DATEWEEKDAY + * @arg @ref LL_RTC_ALMB_MASK_HOURS + * @arg @ref LL_RTC_ALMB_MASK_MINUTES + * @arg @ref LL_RTC_ALMB_MASK_SECONDS + * @arg @ref LL_RTC_ALMB_MASK_ALL + */ +__STATIC_INLINE uint32_t LL_RTC_ALMB_GetMask(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->ALRMBR, RTC_ALRMBR_MSK4 | RTC_ALRMBR_MSK3 | RTC_ALRMBR_MSK2 | RTC_ALRMBR_MSK1)); +} + +/** + * @brief Enable AlarmB Week day selection (DU[3:0] represents the week day. DT[1:0] is do not care) + * @rmtoll ALRMBR WDSEL LL_RTC_ALMB_EnableWeekday + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMB_EnableWeekday(RTC_TypeDef *RTCx) +{ + SET_BIT(RTCx->ALRMBR, RTC_ALRMBR_WDSEL); +} + +/** + * @brief Disable AlarmB Week day selection (DU[3:0] represents the date ) + * @rmtoll ALRMBR WDSEL LL_RTC_ALMB_DisableWeekday + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMB_DisableWeekday(RTC_TypeDef *RTCx) +{ + CLEAR_BIT(RTCx->ALRMBR, RTC_ALRMBR_WDSEL); +} + +/** + * @brief Set ALARM B Day in BCD format + * @note helper macro __LL_RTC_CONVERT_BIN2BCD is available to convert Day from binary to BCD format + * @rmtoll ALRMBR DT LL_RTC_ALMB_SetDay\n + * ALRMBR DU LL_RTC_ALMB_SetDay + * @param RTCx RTC Instance + * @param Day Value between Min_Data=0x01 and Max_Data=0x31 + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMB_SetDay(RTC_TypeDef *RTCx, uint32_t Day) +{ + MODIFY_REG(RTC->ALRMBR, (RTC_ALRMBR_DT | RTC_ALRMBR_DU), + (((Day & 0xF0U) << (RTC_POSITION_ALMB_DT - 4U)) | ((Day & 0x0FU) << RTC_POSITION_ALMB_DU))); +} + +/** + * @brief Get ALARM B Day in BCD format + * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Day from BCD to Binary format + * @rmtoll ALRMBR DT LL_RTC_ALMB_GetDay\n + * ALRMBR DU LL_RTC_ALMB_GetDay + * @param RTCx RTC Instance + * @retval Value between Min_Data=0x01 and Max_Data=0x31 + */ +__STATIC_INLINE uint32_t LL_RTC_ALMB_GetDay(RTC_TypeDef *RTCx) +{ + register uint32_t temp = 0U; + + temp = READ_BIT(RTCx->ALRMBR, (RTC_ALRMBR_DT | RTC_ALRMBR_DU)); + return (uint32_t)((((temp & RTC_ALRMBR_DT) >> RTC_POSITION_ALMB_DT) << 4U) | ((temp & RTC_ALRMBR_DU) >> RTC_POSITION_ALMB_DU)); +} + +/** + * @brief Set ALARM B Weekday + * @rmtoll ALRMBR DU LL_RTC_ALMB_SetWeekDay + * @param RTCx RTC Instance + * @param WeekDay This parameter can be one of the following values: + * @arg @ref LL_RTC_WEEKDAY_MONDAY + * @arg @ref LL_RTC_WEEKDAY_TUESDAY + * @arg @ref LL_RTC_WEEKDAY_WEDNESDAY + * @arg @ref LL_RTC_WEEKDAY_THURSDAY + * @arg @ref LL_RTC_WEEKDAY_FRIDAY + * @arg @ref LL_RTC_WEEKDAY_SATURDAY + * @arg @ref LL_RTC_WEEKDAY_SUNDAY + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMB_SetWeekDay(RTC_TypeDef *RTCx, uint32_t WeekDay) +{ + MODIFY_REG(RTCx->ALRMBR, RTC_ALRMBR_DU, WeekDay << RTC_POSITION_ALMB_DU); +} + +/** + * @brief Get ALARM B Weekday + * @rmtoll ALRMBR DU LL_RTC_ALMB_GetWeekDay + * @param RTCx RTC Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_RTC_WEEKDAY_MONDAY + * @arg @ref LL_RTC_WEEKDAY_TUESDAY + * @arg @ref LL_RTC_WEEKDAY_WEDNESDAY + * @arg @ref LL_RTC_WEEKDAY_THURSDAY + * @arg @ref LL_RTC_WEEKDAY_FRIDAY + * @arg @ref LL_RTC_WEEKDAY_SATURDAY + * @arg @ref LL_RTC_WEEKDAY_SUNDAY + */ +__STATIC_INLINE uint32_t LL_RTC_ALMB_GetWeekDay(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->ALRMBR, RTC_ALRMBR_DU) >> RTC_POSITION_ALMB_DU); +} + +/** + * @brief Set ALARM B time format (AM/24-hour or PM notation) + * @rmtoll ALRMBR PM LL_RTC_ALMB_SetTimeFormat + * @param RTCx RTC Instance + * @param TimeFormat This parameter can be one of the following values: + * @arg @ref LL_RTC_ALMB_TIME_FORMAT_AM + * @arg @ref LL_RTC_ALMB_TIME_FORMAT_PM + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMB_SetTimeFormat(RTC_TypeDef *RTCx, uint32_t TimeFormat) +{ + MODIFY_REG(RTCx->ALRMBR, RTC_ALRMBR_PM, TimeFormat); +} + +/** + * @brief Get ALARM B time format (AM or PM notation) + * @rmtoll ALRMBR PM LL_RTC_ALMB_GetTimeFormat + * @param RTCx RTC Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_RTC_ALMB_TIME_FORMAT_AM + * @arg @ref LL_RTC_ALMB_TIME_FORMAT_PM + */ +__STATIC_INLINE uint32_t LL_RTC_ALMB_GetTimeFormat(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->ALRMBR, RTC_ALRMBR_PM)); +} + +/** + * @brief Set ALARM B Hours in BCD format + * @note helper macro __LL_RTC_CONVERT_BIN2BCD is available to convert Hours from binary to BCD format + * @rmtoll ALRMBR HT LL_RTC_ALMB_SetHour\n + * ALRMBR HU LL_RTC_ALMB_SetHour + * @param RTCx RTC Instance + * @param Hours Value between Min_Data=0x01 and Max_Data=0x12 or between Min_Data=0x00 and Max_Data=0x23 + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMB_SetHour(RTC_TypeDef *RTCx, uint32_t Hours) +{ + MODIFY_REG(RTCx->ALRMBR, (RTC_ALRMBR_HT | RTC_ALRMBR_HU), + (((Hours & 0xF0U) << (RTC_POSITION_ALMB_HT - 4U)) | ((Hours & 0x0FU) << RTC_POSITION_ALMB_HU))); +} + +/** + * @brief Get ALARM B Hours in BCD format + * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Hours from BCD to Binary format + * @rmtoll ALRMBR HT LL_RTC_ALMB_GetHour\n + * ALRMBR HU LL_RTC_ALMB_GetHour + * @param RTCx RTC Instance + * @retval Value between Min_Data=0x01 and Max_Data=0x12 or between Min_Data=0x00 and Max_Data=0x23 + */ +__STATIC_INLINE uint32_t LL_RTC_ALMB_GetHour(RTC_TypeDef *RTCx) +{ + register uint32_t temp = 0U; + + temp = READ_BIT(RTCx->ALRMBR, (RTC_ALRMBR_HT | RTC_ALRMBR_HU)); + return (uint32_t)((((temp & RTC_ALRMBR_HT) >> RTC_POSITION_ALMB_HT) << 4U) | ((temp & RTC_ALRMBR_HU) >> RTC_POSITION_ALMB_HU)); +} + +/** + * @brief Set ALARM B Minutes in BCD format + * @note helper macro __LL_RTC_CONVERT_BIN2BCD is available to convert Minutes from binary to BCD format + * @rmtoll ALRMBR MNT LL_RTC_ALMB_SetMinute\n + * ALRMBR MNU LL_RTC_ALMB_SetMinute + * @param RTCx RTC Instance + * @param Minutes between Min_Data=0x00 and Max_Data=0x59 + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMB_SetMinute(RTC_TypeDef *RTCx, uint32_t Minutes) +{ + MODIFY_REG(RTCx->ALRMBR, (RTC_ALRMBR_MNT | RTC_ALRMBR_MNU), + (((Minutes & 0xF0U) << (RTC_POSITION_ALMB_MT - 4U)) | ((Minutes & 0x0FU) << RTC_POSITION_ALMB_MU))); +} + +/** + * @brief Get ALARM B Minutes in BCD format + * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Minutes from BCD to Binary format + * @rmtoll ALRMBR MNT LL_RTC_ALMB_GetMinute\n + * ALRMBR MNU LL_RTC_ALMB_GetMinute + * @param RTCx RTC Instance + * @retval Value between Min_Data=0x00 and Max_Data=0x59 + */ +__STATIC_INLINE uint32_t LL_RTC_ALMB_GetMinute(RTC_TypeDef *RTCx) +{ + register uint32_t temp = 0U; + + temp = READ_BIT(RTCx->ALRMBR, (RTC_ALRMBR_MNT | RTC_ALRMBR_MNU)); + return (uint32_t)((((temp & RTC_ALRMBR_MNT) >> RTC_POSITION_ALMB_MT) << 4U) | ((temp & RTC_ALRMBR_MNU) >> RTC_POSITION_ALMB_MU)); +} + +/** + * @brief Set ALARM B Seconds in BCD format + * @note helper macro __LL_RTC_CONVERT_BIN2BCD is available to convert Seconds from binary to BCD format + * @rmtoll ALRMBR ST LL_RTC_ALMB_SetSecond\n + * ALRMBR SU LL_RTC_ALMB_SetSecond + * @param RTCx RTC Instance + * @param Seconds Value between Min_Data=0x00 and Max_Data=0x59 + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMB_SetSecond(RTC_TypeDef *RTCx, uint32_t Seconds) +{ + MODIFY_REG(RTCx->ALRMBR, (RTC_ALRMBR_ST | RTC_ALRMBR_SU), + (((Seconds & 0xF0U) << (RTC_POSITION_ALMB_ST - 4U)) | ((Seconds & 0x0FU) << RTC_POSITION_ALMB_SU))); +} + +/** + * @brief Get ALARM B Seconds in BCD format + * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Seconds from BCD to Binary format + * @rmtoll ALRMBR ST LL_RTC_ALMB_GetSecond\n + * ALRMBR SU LL_RTC_ALMB_GetSecond + * @param RTCx RTC Instance + * @retval Value between Min_Data=0x00 and Max_Data=0x59 + */ +__STATIC_INLINE uint32_t LL_RTC_ALMB_GetSecond(RTC_TypeDef *RTCx) +{ + register uint32_t temp = 0U; + + temp = READ_BIT(RTCx->ALRMBR, (RTC_ALRMBR_ST | RTC_ALRMBR_SU)); + return (uint32_t)((((temp & RTC_ALRMBR_ST) >> RTC_POSITION_ALMB_ST) << 4U) | ((temp & RTC_ALRMBR_SU) >> RTC_POSITION_ALMB_SU)); +} + +/** + * @brief Set Alarm B Time (hour, minute and second) in BCD format + * @rmtoll ALRMBR PM LL_RTC_ALMB_ConfigTime\n + * ALRMBR HT LL_RTC_ALMB_ConfigTime\n + * ALRMBR HU LL_RTC_ALMB_ConfigTime\n + * ALRMBR MNT LL_RTC_ALMB_ConfigTime\n + * ALRMBR MNU LL_RTC_ALMB_ConfigTime\n + * ALRMBR ST LL_RTC_ALMB_ConfigTime\n + * ALRMBR SU LL_RTC_ALMB_ConfigTime + * @param RTCx RTC Instance + * @param Format12_24 This parameter can be one of the following values: + * @arg @ref LL_RTC_ALMB_TIME_FORMAT_AM + * @arg @ref LL_RTC_ALMB_TIME_FORMAT_PM + * @param Hours Value between Min_Data=0x01 and Max_Data=0x12 or between Min_Data=0x00 and Max_Data=0x23 + * @param Minutes Value between Min_Data=0x00 and Max_Data=0x59 + * @param Seconds Value between Min_Data=0x00 and Max_Data=0x59 + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMB_ConfigTime(RTC_TypeDef *RTCx, uint32_t Format12_24, uint32_t Hours, uint32_t Minutes, uint32_t Seconds) +{ + register uint32_t temp = 0U; + + temp = Format12_24 | (((Hours & 0xF0U) << (RTC_POSITION_ALMB_HT - 4U)) | ((Hours & 0x0FU) << RTC_POSITION_ALMB_HU)) | \ + (((Minutes & 0xF0U) << (RTC_POSITION_ALMB_MT - 4U)) | ((Minutes & 0x0FU) << RTC_POSITION_ALMB_MU)) | \ + (((Seconds & 0xF0U) << (RTC_POSITION_ALMB_ST - 4U)) | ((Seconds & 0x0FU) << RTC_POSITION_ALMB_SU)); + + MODIFY_REG(RTCx->ALRMBR, RTC_ALRMBR_PM| RTC_ALRMBR_HT | RTC_ALRMBR_HU | RTC_ALRMBR_MNT | RTC_ALRMBR_MNU | RTC_ALRMBR_ST | RTC_ALRMBR_SU, temp); +} + +/** + * @brief Get Alarm B Time (hour, minute and second) in BCD format + * @note helper macros __LL_RTC_GET_HOUR, __LL_RTC_GET_MINUTE and __LL_RTC_GET_SECOND + * are available to get independently each parameter. + * @rmtoll ALRMBR HT LL_RTC_ALMB_GetTime\n + * ALRMBR HU LL_RTC_ALMB_GetTime\n + * ALRMBR MNT LL_RTC_ALMB_GetTime\n + * ALRMBR MNU LL_RTC_ALMB_GetTime\n + * ALRMBR ST LL_RTC_ALMB_GetTime\n + * ALRMBR SU LL_RTC_ALMB_GetTime + * @param RTCx RTC Instance + * @retval Combination of hours, minutes and seconds. + */ +__STATIC_INLINE uint32_t LL_RTC_ALMB_GetTime(RTC_TypeDef *RTCx) +{ + return (uint32_t)((LL_RTC_ALMB_GetHour(RTCx) << RTC_OFFSET_HOUR) | (LL_RTC_ALMB_GetMinute(RTCx) << RTC_OFFSET_MINUTE) | LL_RTC_ALMB_GetSecond(RTCx)); +} + +/** + * @brief Set Alarm B Mask the most-significant bits starting at this bit + * @note This register can be written only when ALRBE is reset in RTC_CR register, + * or in initialization mode. + * @rmtoll ALRMBSSR MASKSS LL_RTC_ALMB_SetSubSecondMask + * @param RTCx RTC Instance + * @param Mask Value between Min_Data=0x00 and Max_Data=0xF + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMB_SetSubSecondMask(RTC_TypeDef *RTCx, uint32_t Mask) +{ + MODIFY_REG(RTCx->ALRMBSSR, RTC_ALRMBSSR_MASKSS, Mask << RTC_POSITION_ALMB_MASKSS); +} + +/** + * @brief Get Alarm B Mask the most-significant bits starting at this bit + * @rmtoll ALRMBSSR MASKSS LL_RTC_ALMB_GetSubSecondMask + * @param RTCx RTC Instance + * @retval Value between Min_Data=0x00 and Max_Data=0xF + */ +__STATIC_INLINE uint32_t LL_RTC_ALMB_GetSubSecondMask(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->ALRMBSSR, RTC_ALRMBSSR_MASKSS) >> RTC_POSITION_ALMB_MASKSS); +} + +/** + * @brief Set Alarm B Sub seconds value + * @rmtoll ALRMBSSR SS LL_RTC_ALMB_SetSubSecond + * @param RTCx RTC Instance + * @param Subsecond Value between Min_Data=0x00 and Max_Data=0x7FFF + * @retval None + */ +__STATIC_INLINE void LL_RTC_ALMB_SetSubSecond(RTC_TypeDef *RTCx, uint32_t Subsecond) +{ + MODIFY_REG(RTCx->ALRMBSSR, RTC_ALRMBSSR_SS, Subsecond); +} + +/** + * @brief Get Alarm B Sub seconds value + * @rmtoll ALRMBSSR SS LL_RTC_ALMB_GetSubSecond + * @param RTCx RTC Instance + * @retval Value between Min_Data=0x00 and Max_Data=0x7FFF + */ +__STATIC_INLINE uint32_t LL_RTC_ALMB_GetSubSecond(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->ALRMBSSR, RTC_ALRMBSSR_SS)); +} + +/** + * @} + */ + +/** @defgroup RTC_LL_EF_Timestamp Timestamp + * @{ + */ + +/** + * @brief Enable Timestamp + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR TSE LL_RTC_TS_Enable + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_TS_Enable(RTC_TypeDef *RTCx) +{ + SET_BIT(RTCx->CR, RTC_CR_TSE); +} + +/** + * @brief Disable Timestamp + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR TSE LL_RTC_TS_Disable + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_TS_Disable(RTC_TypeDef *RTCx) +{ + CLEAR_BIT(RTCx->CR, RTC_CR_TSE); +} + +/** + * @brief Set Time-stamp event active edge + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @note TSE must be reset when TSEDGE is changed to avoid unwanted TSF setting + * @rmtoll CR TSEDGE LL_RTC_TS_SetActiveEdge + * @param RTCx RTC Instance + * @param Edge This parameter can be one of the following values: + * @arg @ref LL_RTC_TIMESTAMP_EDGE_RISING + * @arg @ref LL_RTC_TIMESTAMP_EDGE_FALLING + * @retval None + */ +__STATIC_INLINE void LL_RTC_TS_SetActiveEdge(RTC_TypeDef *RTCx, uint32_t Edge) +{ + MODIFY_REG(RTCx->CR, RTC_CR_TSEDGE, Edge); +} + +/** + * @brief Get Time-stamp event active edge + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR TSEDGE LL_RTC_TS_GetActiveEdge + * @param RTCx RTC Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_RTC_TIMESTAMP_EDGE_RISING + * @arg @ref LL_RTC_TIMESTAMP_EDGE_FALLING + */ +__STATIC_INLINE uint32_t LL_RTC_TS_GetActiveEdge(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->CR, RTC_CR_TSEDGE)); +} + +/** + * @brief Get Timestamp AM/PM notation (AM or 24-hour format) + * @rmtoll TSTR PM LL_RTC_TS_GetTimeFormat + * @param RTCx RTC Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_RTC_TS_TIME_FORMAT_AM + * @arg @ref LL_RTC_TS_TIME_FORMAT_PM + */ +__STATIC_INLINE uint32_t LL_RTC_TS_GetTimeFormat(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->TSTR, RTC_TSTR_PM)); +} + +/** + * @brief Get Timestamp Hours in BCD format + * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Hours from BCD to Binary format + * @rmtoll TSTR HT LL_RTC_TS_GetHour\n + * TSTR HU LL_RTC_TS_GetHour + * @param RTCx RTC Instance + * @retval Value between Min_Data=0x01 and Max_Data=0x12 or between Min_Data=0x00 and Max_Data=0x23 + */ +__STATIC_INLINE uint32_t LL_RTC_TS_GetHour(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->TSTR, RTC_TSTR_HT | RTC_TSTR_HU) >> RTC_POSITION_TS_HU); +} + +/** + * @brief Get Timestamp Minutes in BCD format + * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Minutes from BCD to Binary format + * @rmtoll TSTR MNT LL_RTC_TS_GetMinute\n + * TSTR MNU LL_RTC_TS_GetMinute + * @param RTCx RTC Instance + * @retval Value between Min_Data=0x00 and Max_Data=0x59 + */ +__STATIC_INLINE uint32_t LL_RTC_TS_GetMinute(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->TSTR, RTC_TSTR_MNT | RTC_TSTR_MNU) >> RTC_POSITION_TS_MNU); +} + +/** + * @brief Get Timestamp Seconds in BCD format + * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Seconds from BCD to Binary format + * @rmtoll TSTR ST LL_RTC_TS_GetSecond\n + * TSTR SU LL_RTC_TS_GetSecond + * @param RTCx RTC Instance + * @retval Value between Min_Data=0x00 and Max_Data=0x59 + */ +__STATIC_INLINE uint32_t LL_RTC_TS_GetSecond(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->TSTR, RTC_TSTR_ST | RTC_TSTR_SU)); +} + +/** + * @brief Get Timestamp time (hour, minute and second) in BCD format + * @note helper macros __LL_RTC_GET_HOUR, __LL_RTC_GET_MINUTE and __LL_RTC_GET_SECOND + * are available to get independently each parameter. + * @rmtoll TSTR HT LL_RTC_TS_GetTime\n + * TSTR HU LL_RTC_TS_GetTime\n + * TSTR MNT LL_RTC_TS_GetTime\n + * TSTR MNU LL_RTC_TS_GetTime\n + * TSTR ST LL_RTC_TS_GetTime\n + * TSTR SU LL_RTC_TS_GetTime + * @param RTCx RTC Instance + * @retval Combination of hours, minutes and seconds. + */ +__STATIC_INLINE uint32_t LL_RTC_TS_GetTime(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->TSTR, + RTC_TSTR_HT | RTC_TSTR_HU | RTC_TSTR_MNT | RTC_TSTR_MNU | RTC_TSTR_ST | RTC_TSTR_SU)); +} + +/** + * @brief Get Timestamp Week day + * @rmtoll TSDR WDU LL_RTC_TS_GetWeekDay + * @param RTCx RTC Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_RTC_WEEKDAY_MONDAY + * @arg @ref LL_RTC_WEEKDAY_TUESDAY + * @arg @ref LL_RTC_WEEKDAY_WEDNESDAY + * @arg @ref LL_RTC_WEEKDAY_THURSDAY + * @arg @ref LL_RTC_WEEKDAY_FRIDAY + * @arg @ref LL_RTC_WEEKDAY_SATURDAY + * @arg @ref LL_RTC_WEEKDAY_SUNDAY + */ +__STATIC_INLINE uint32_t LL_RTC_TS_GetWeekDay(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->TSDR, RTC_TSDR_WDU) >> RTC_POSITION_TS_WDU); +} + +/** + * @brief Get Timestamp Month in BCD format + * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Month from BCD to Binary format + * @rmtoll TSDR MT LL_RTC_TS_GetMonth\n + * TSDR MU LL_RTC_TS_GetMonth + * @param RTCx RTC Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_RTC_MONTH_JANUARY + * @arg @ref LL_RTC_MONTH_FEBRUARY + * @arg @ref LL_RTC_MONTH_MARCH + * @arg @ref LL_RTC_MONTH_APRIL + * @arg @ref LL_RTC_MONTH_MAY + * @arg @ref LL_RTC_MONTH_JUNE + * @arg @ref LL_RTC_MONTH_JULY + * @arg @ref LL_RTC_MONTH_AUGUST + * @arg @ref LL_RTC_MONTH_SEPTEMBER + * @arg @ref LL_RTC_MONTH_OCTOBER + * @arg @ref LL_RTC_MONTH_NOVEMBER + * @arg @ref LL_RTC_MONTH_DECEMBER + */ +__STATIC_INLINE uint32_t LL_RTC_TS_GetMonth(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->TSDR, RTC_TSDR_MT | RTC_TSDR_MU) >> RTC_POSITION_TS_MU); +} + +/** + * @brief Get Timestamp Day in BCD format + * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Day from BCD to Binary format + * @rmtoll TSDR DT LL_RTC_TS_GetDay\n + * TSDR DU LL_RTC_TS_GetDay + * @param RTCx RTC Instance + * @retval Value between Min_Data=0x01 and Max_Data=0x31 + */ +__STATIC_INLINE uint32_t LL_RTC_TS_GetDay(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->TSDR, RTC_TSDR_DT | RTC_TSDR_DU)); +} + +/** + * @brief Get Timestamp date (WeekDay, Day and Month) in BCD format + * @note helper macros __LL_RTC_GET_WEEKDAY, __LL_RTC_GET_MONTH, + * and __LL_RTC_GET_DAY are available to get independently each parameter. + * @rmtoll TSDR WDU LL_RTC_TS_GetDate\n + * TSDR MT LL_RTC_TS_GetDate\n + * TSDR MU LL_RTC_TS_GetDate\n + * TSDR DT LL_RTC_TS_GetDate\n + * TSDR DU LL_RTC_TS_GetDate + * @param RTCx RTC Instance + * @retval Combination of Weekday, Day and Month + */ +__STATIC_INLINE uint32_t LL_RTC_TS_GetDate(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->TSDR, RTC_TSDR_WDU | RTC_TSDR_MT | RTC_TSDR_MU | RTC_TSDR_DT | RTC_TSDR_DU)); +} + +/** + * @brief Get time-stamp sub second value + * @rmtoll TSSSR SS LL_RTC_TS_GetSubSecond + * @param RTCx RTC Instance + * @retval Value between Min_Data=0x00 and Max_Data=0xFFFF + */ +__STATIC_INLINE uint32_t LL_RTC_TS_GetSubSecond(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->TSSSR, RTC_TSSSR_SS)); +} + +#if defined(RTC_TAMPCR_TAMPTS) +/** + * @brief Activate timestamp on tamper detection event + * @rmtoll TAMPCR TAMPTS LL_RTC_TS_EnableOnTamper + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_TS_EnableOnTamper(RTC_TypeDef *RTCx) +{ + SET_BIT(RTCx->TAMPCR, RTC_TAMPCR_TAMPTS); +} + +/** + * @brief Disable timestamp on tamper detection event + * @rmtoll TAMPCR TAMPTS LL_RTC_TS_DisableOnTamper + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_TS_DisableOnTamper(RTC_TypeDef *RTCx) +{ + CLEAR_BIT(RTCx->TAMPCR, RTC_TAMPCR_TAMPTS); +} +#endif /* RTC_TAMPCR_TAMPTS */ + +/** + * @} + */ + +/** @defgroup RTC_LL_EF_Tamper Tamper + * @{ + */ + +/** + * @brief Enable RTC_TAMPx input detection + * @rmtoll TAMPCR TAMP1E LL_RTC_TAMPER_Enable\n + * TAMPCR TAMP2E LL_RTC_TAMPER_Enable\n + * TAMPCR TAMP3E LL_RTC_TAMPER_Enable + * @param RTCx RTC Instance + * @param Tamper This parameter can be a combination of the following values: + * @arg @ref LL_RTC_TAMPER_1 (*) + * @arg @ref LL_RTC_TAMPER_2 + * @arg @ref LL_RTC_TAMPER_3 (*) + * + * (*) value not defined in all devices. + * @retval None + */ +__STATIC_INLINE void LL_RTC_TAMPER_Enable(RTC_TypeDef *RTCx, uint32_t Tamper) +{ + SET_BIT(RTCx->TAMPCR, Tamper); +} + +/** + * @brief Clear RTC_TAMPx input detection + * @rmtoll TAMPCR TAMP1E LL_RTC_TAMPER_Disable\n + * TAMPCR TAMP2E LL_RTC_TAMPER_Disable\n + * TAMPCR TAMP3E LL_RTC_TAMPER_Disable + * @param RTCx RTC Instance + * @param Tamper This parameter can be a combination of the following values: + * @arg @ref LL_RTC_TAMPER_1 (*) + * @arg @ref LL_RTC_TAMPER_2 + * @arg @ref LL_RTC_TAMPER_3 (*) + * + * (*) value not defined in all devices. + * @retval None + */ +__STATIC_INLINE void LL_RTC_TAMPER_Disable(RTC_TypeDef *RTCx, uint32_t Tamper) +{ + CLEAR_BIT(RTCx->TAMPCR, Tamper); +} + +/** + * @brief Enable Tamper mask flag + * @note Associated Tamper IT must not enabled when tamper mask is set. + * @rmtoll TAMPCR TAMP1MF LL_RTC_TAMPER_EnableMask\n + * TAMPCR TAMP2MF LL_RTC_TAMPER_EnableMask\n + * TAMPCR TAMP3MF LL_RTC_TAMPER_EnableMask + * @param RTCx RTC Instance + * @param Mask This parameter can be a combination of the following values: + * @arg @ref LL_RTC_TAMPER_MASK_TAMPER1 (*) + * @arg @ref LL_RTC_TAMPER_MASK_TAMPER2 + * @arg @ref LL_RTC_TAMPER_MASK_TAMPER3 (*) + * + * (*) value not defined in all devices. + * @retval None + */ +__STATIC_INLINE void LL_RTC_TAMPER_EnableMask(RTC_TypeDef *RTCx, uint32_t Mask) +{ + SET_BIT(RTCx->TAMPCR, Mask); +} + +/** + * @brief Disable Tamper mask flag + * @rmtoll TAMPCR TAMP1MF LL_RTC_TAMPER_DisableMask\n + * TAMPCR TAMP2MF LL_RTC_TAMPER_DisableMask\n + * TAMPCR TAMP3MF LL_RTC_TAMPER_DisableMask + * @param RTCx RTC Instance + * @param Mask This parameter can be a combination of the following values: + * @arg @ref LL_RTC_TAMPER_MASK_TAMPER1 (*) + * @arg @ref LL_RTC_TAMPER_MASK_TAMPER2 + * @arg @ref LL_RTC_TAMPER_MASK_TAMPER3 (*) + * + * (*) value not defined in all devices. + * @retval None + */ +__STATIC_INLINE void LL_RTC_TAMPER_DisableMask(RTC_TypeDef *RTCx, uint32_t Mask) +{ + CLEAR_BIT(RTCx->TAMPCR, Mask); +} + +/** + * @brief Enable backup register erase after Tamper event detection + * @rmtoll TAMPCR TAMP1NOERASE LL_RTC_TAMPER_EnableEraseBKP\n + * TAMPCR TAMP2NOERASE LL_RTC_TAMPER_EnableEraseBKP\n + * TAMPCR TAMP3NOERASE LL_RTC_TAMPER_EnableEraseBKP + * @param RTCx RTC Instance + * @param Tamper This parameter can be a combination of the following values: + * @arg @ref LL_RTC_TAMPER_NOERASE_TAMPER1 (*) + * @arg @ref LL_RTC_TAMPER_NOERASE_TAMPER2 + * @arg @ref LL_RTC_TAMPER_NOERASE_TAMPER3 (*) + * + * (*) value not defined in all devices. + * @retval None + */ +__STATIC_INLINE void LL_RTC_TAMPER_EnableEraseBKP(RTC_TypeDef *RTCx, uint32_t Tamper) +{ + CLEAR_BIT(RTCx->TAMPCR, Tamper); +} + +/** + * @brief Disable backup register erase after Tamper event detection + * @rmtoll TAMPCR TAMP1NOERASE LL_RTC_TAMPER_DisableEraseBKP\n + * TAMPCR TAMP2NOERASE LL_RTC_TAMPER_DisableEraseBKP\n + * TAMPCR TAMP3NOERASE LL_RTC_TAMPER_DisableEraseBKP + * @param RTCx RTC Instance + * @param Tamper This parameter can be a combination of the following values: + * @arg @ref LL_RTC_TAMPER_NOERASE_TAMPER1 (*) + * @arg @ref LL_RTC_TAMPER_NOERASE_TAMPER2 + * @arg @ref LL_RTC_TAMPER_NOERASE_TAMPER3 (*) + * + * (*) value not defined in all devices. + * @retval None + */ +__STATIC_INLINE void LL_RTC_TAMPER_DisableEraseBKP(RTC_TypeDef *RTCx, uint32_t Tamper) +{ + SET_BIT(RTCx->TAMPCR, Tamper); +} + +#if defined(RTC_TAMPCR_TAMPPUDIS) +/** + * @brief Disable RTC_TAMPx pull-up disable (Disable precharge of RTC_TAMPx pins) + * @rmtoll TAMPCR TAMPPUDIS LL_RTC_TAMPER_DisablePullUp + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_TAMPER_DisablePullUp(RTC_TypeDef *RTCx) +{ + SET_BIT(RTCx->TAMPCR, RTC_TAMPCR_TAMPPUDIS); +} + +/** + * @brief Enable RTC_TAMPx pull-up disable ( Precharge RTC_TAMPx pins before sampling) + * @rmtoll TAMPCR TAMPPUDIS LL_RTC_TAMPER_EnablePullUp + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_TAMPER_EnablePullUp(RTC_TypeDef *RTCx) +{ + CLEAR_BIT(RTCx->TAMPCR, RTC_TAMPCR_TAMPPUDIS); +} +#endif /* RTC_TAMPCR_TAMPPUDIS */ + +#if defined(RTC_TAMPCR_TAMPPRCH) +/** + * @brief Set RTC_TAMPx precharge duration + * @rmtoll TAMPCR TAMPPRCH LL_RTC_TAMPER_SetPrecharge + * @param RTCx RTC Instance + * @param Duration This parameter can be one of the following values: + * @arg @ref LL_RTC_TAMPER_DURATION_1RTCCLK + * @arg @ref LL_RTC_TAMPER_DURATION_2RTCCLK + * @arg @ref LL_RTC_TAMPER_DURATION_4RTCCLK + * @arg @ref LL_RTC_TAMPER_DURATION_8RTCCLK + * @retval None + */ +__STATIC_INLINE void LL_RTC_TAMPER_SetPrecharge(RTC_TypeDef *RTCx, uint32_t Duration) +{ + MODIFY_REG(RTCx->TAMPCR, RTC_TAMPCR_TAMPPRCH, Duration); +} + +/** + * @brief Get RTC_TAMPx precharge duration + * @rmtoll TAMPCR TAMPPRCH LL_RTC_TAMPER_GetPrecharge + * @param RTCx RTC Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_RTC_TAMPER_DURATION_1RTCCLK + * @arg @ref LL_RTC_TAMPER_DURATION_2RTCCLK + * @arg @ref LL_RTC_TAMPER_DURATION_4RTCCLK + * @arg @ref LL_RTC_TAMPER_DURATION_8RTCCLK + */ +__STATIC_INLINE uint32_t LL_RTC_TAMPER_GetPrecharge(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->TAMPCR, RTC_TAMPCR_TAMPPRCH)); +} +#endif /* RTC_TAMPCR_TAMPPRCH */ + +#if defined(RTC_TAMPCR_TAMPFLT) +/** + * @brief Set RTC_TAMPx filter count + * @rmtoll TAMPCR TAMPFLT LL_RTC_TAMPER_SetFilterCount + * @param RTCx RTC Instance + * @param FilterCount This parameter can be one of the following values: + * @arg @ref LL_RTC_TAMPER_FILTER_DISABLE + * @arg @ref LL_RTC_TAMPER_FILTER_2SAMPLE + * @arg @ref LL_RTC_TAMPER_FILTER_4SAMPLE + * @arg @ref LL_RTC_TAMPER_FILTER_8SAMPLE + * @retval None + */ +__STATIC_INLINE void LL_RTC_TAMPER_SetFilterCount(RTC_TypeDef *RTCx, uint32_t FilterCount) +{ + MODIFY_REG(RTCx->TAMPCR, RTC_TAMPCR_TAMPFLT, FilterCount); +} + +/** + * @brief Get RTC_TAMPx filter count + * @rmtoll TAMPCR TAMPFLT LL_RTC_TAMPER_GetFilterCount + * @param RTCx RTC Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_RTC_TAMPER_FILTER_DISABLE + * @arg @ref LL_RTC_TAMPER_FILTER_2SAMPLE + * @arg @ref LL_RTC_TAMPER_FILTER_4SAMPLE + * @arg @ref LL_RTC_TAMPER_FILTER_8SAMPLE + */ +__STATIC_INLINE uint32_t LL_RTC_TAMPER_GetFilterCount(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->TAMPCR, RTC_TAMPCR_TAMPFLT)); +} +#endif /* RTC_TAMPCR_TAMPFLT */ + +#if defined(RTC_TAMPCR_TAMPFREQ) +/** + * @brief Set Tamper sampling frequency + * @rmtoll TAMPCR TAMPFREQ LL_RTC_TAMPER_SetSamplingFreq + * @param RTCx RTC Instance + * @param SamplingFreq This parameter can be one of the following values: + * @arg @ref LL_RTC_TAMPER_SAMPLFREQDIV_32768 + * @arg @ref LL_RTC_TAMPER_SAMPLFREQDIV_16384 + * @arg @ref LL_RTC_TAMPER_SAMPLFREQDIV_8192 + * @arg @ref LL_RTC_TAMPER_SAMPLFREQDIV_4096 + * @arg @ref LL_RTC_TAMPER_SAMPLFREQDIV_2048 + * @arg @ref LL_RTC_TAMPER_SAMPLFREQDIV_1024 + * @arg @ref LL_RTC_TAMPER_SAMPLFREQDIV_512 + * @arg @ref LL_RTC_TAMPER_SAMPLFREQDIV_256 + * @retval None + */ +__STATIC_INLINE void LL_RTC_TAMPER_SetSamplingFreq(RTC_TypeDef *RTCx, uint32_t SamplingFreq) +{ + MODIFY_REG(RTCx->TAMPCR, RTC_TAMPCR_TAMPFREQ, SamplingFreq); +} + +/** + * @brief Get Tamper sampling frequency + * @rmtoll TAMPCR TAMPFREQ LL_RTC_TAMPER_GetSamplingFreq + * @param RTCx RTC Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_RTC_TAMPER_SAMPLFREQDIV_32768 + * @arg @ref LL_RTC_TAMPER_SAMPLFREQDIV_16384 + * @arg @ref LL_RTC_TAMPER_SAMPLFREQDIV_8192 + * @arg @ref LL_RTC_TAMPER_SAMPLFREQDIV_4096 + * @arg @ref LL_RTC_TAMPER_SAMPLFREQDIV_2048 + * @arg @ref LL_RTC_TAMPER_SAMPLFREQDIV_1024 + * @arg @ref LL_RTC_TAMPER_SAMPLFREQDIV_512 + * @arg @ref LL_RTC_TAMPER_SAMPLFREQDIV_256 + */ +__STATIC_INLINE uint32_t LL_RTC_TAMPER_GetSamplingFreq(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->TAMPCR, RTC_TAMPCR_TAMPFREQ)); +} +#endif /* RTC_TAMPCR_TAMPFREQ */ + +/** + * @brief Enable Active level for Tamper input + * @rmtoll TAMPCR TAMP1TRG LL_RTC_TAMPER_EnableActiveLevel\n + * TAMPCR TAMP2TRG LL_RTC_TAMPER_EnableActiveLevel\n + * TAMPCR TAMP3TRG LL_RTC_TAMPER_EnableActiveLevel + * @param RTCx RTC Instance + * @param Tamper This parameter can be a combination of the following values: + * @arg @ref LL_RTC_TAMPER_ACTIVELEVEL_TAMP1 (*) + * @arg @ref LL_RTC_TAMPER_ACTIVELEVEL_TAMP2 + * @arg @ref LL_RTC_TAMPER_ACTIVELEVEL_TAMP3 (*) + * + * (*) value not defined in all devices. + * @retval None + */ +__STATIC_INLINE void LL_RTC_TAMPER_EnableActiveLevel(RTC_TypeDef *RTCx, uint32_t Tamper) +{ + SET_BIT(RTCx->TAMPCR, Tamper); +} + +/** + * @brief Disable Active level for Tamper input + * @rmtoll TAMPCR TAMP1TRG LL_RTC_TAMPER_DisableActiveLevel\n + * TAMPCR TAMP2TRG LL_RTC_TAMPER_DisableActiveLevel\n + * TAMPCR TAMP3TRG LL_RTC_TAMPER_DisableActiveLevel + * @param RTCx RTC Instance + * @param Tamper This parameter can be a combination of the following values: + * @arg @ref LL_RTC_TAMPER_ACTIVELEVEL_TAMP1 (*) + * @arg @ref LL_RTC_TAMPER_ACTIVELEVEL_TAMP2 + * @arg @ref LL_RTC_TAMPER_ACTIVELEVEL_TAMP3 (*) + * + * (*) value not defined in all devices. + * @retval None + */ +__STATIC_INLINE void LL_RTC_TAMPER_DisableActiveLevel(RTC_TypeDef *RTCx, uint32_t Tamper) +{ + CLEAR_BIT(RTCx->TAMPCR, Tamper); +} + +/** + * @} + */ + +#if defined(RTC_WAKEUP_SUPPORT) +/** @defgroup RTC_LL_EF_Wakeup Wakeup + * @{ + */ + +/** + * @brief Enable Wakeup timer + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR WUTE LL_RTC_WAKEUP_Enable + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_WAKEUP_Enable(RTC_TypeDef *RTCx) +{ + SET_BIT(RTCx->CR, RTC_CR_WUTE); +} + +/** + * @brief Disable Wakeup timer + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR WUTE LL_RTC_WAKEUP_Disable + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_WAKEUP_Disable(RTC_TypeDef *RTCx) +{ + CLEAR_BIT(RTCx->CR, RTC_CR_WUTE); +} + +/** + * @brief Check if Wakeup timer is enabled or not + * @rmtoll CR WUTE LL_RTC_WAKEUP_IsEnabled + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_WAKEUP_IsEnabled(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->CR, RTC_CR_WUTE) == (RTC_CR_WUTE)); +} + +/** + * @brief Select Wakeup clock + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @note Bit can be written only when RTC_CR WUTE bit = 0 and RTC_ISR WUTWF bit = 1 + * @rmtoll CR WUCKSEL LL_RTC_WAKEUP_SetClock + * @param RTCx RTC Instance + * @param WakeupClock This parameter can be one of the following values: + * @arg @ref LL_RTC_WAKEUPCLOCK_DIV_16 + * @arg @ref LL_RTC_WAKEUPCLOCK_DIV_8 + * @arg @ref LL_RTC_WAKEUPCLOCK_DIV_4 + * @arg @ref LL_RTC_WAKEUPCLOCK_DIV_2 + * @arg @ref LL_RTC_WAKEUPCLOCK_CKSPRE + * @arg @ref LL_RTC_WAKEUPCLOCK_CKSPRE_WUT + * @retval None + */ +__STATIC_INLINE void LL_RTC_WAKEUP_SetClock(RTC_TypeDef *RTCx, uint32_t WakeupClock) +{ + MODIFY_REG(RTCx->CR, RTC_CR_WUCKSEL, WakeupClock); +} + +/** + * @brief Get Wakeup clock + * @rmtoll CR WUCKSEL LL_RTC_WAKEUP_GetClock + * @param RTCx RTC Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_RTC_WAKEUPCLOCK_DIV_16 + * @arg @ref LL_RTC_WAKEUPCLOCK_DIV_8 + * @arg @ref LL_RTC_WAKEUPCLOCK_DIV_4 + * @arg @ref LL_RTC_WAKEUPCLOCK_DIV_2 + * @arg @ref LL_RTC_WAKEUPCLOCK_CKSPRE + * @arg @ref LL_RTC_WAKEUPCLOCK_CKSPRE_WUT + */ +__STATIC_INLINE uint32_t LL_RTC_WAKEUP_GetClock(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->CR, RTC_CR_WUCKSEL)); +} + +/** + * @brief Set Wakeup auto-reload value + * @note Bit can be written only when WUTWF is set to 1 in RTC_ISR + * @rmtoll WUTR WUT LL_RTC_WAKEUP_SetAutoReload + * @param RTCx RTC Instance + * @param Value Value between Min_Data=0x00 and Max_Data=0xFFFF + * @retval None + */ +__STATIC_INLINE void LL_RTC_WAKEUP_SetAutoReload(RTC_TypeDef *RTCx, uint32_t Value) +{ + MODIFY_REG(RTCx->WUTR, RTC_WUTR_WUT, Value); +} + +/** + * @brief Get Wakeup auto-reload value + * @rmtoll WUTR WUT LL_RTC_WAKEUP_GetAutoReload + * @param RTCx RTC Instance + * @retval Value between Min_Data=0x00 and Max_Data=0xFFFF + */ +__STATIC_INLINE uint32_t LL_RTC_WAKEUP_GetAutoReload(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->WUTR, RTC_WUTR_WUT)); +} + +/** + * @} + */ +#endif /* RTC_WAKEUP_SUPPORT */ + +#if defined(RTC_BACKUP_SUPPORT) +/** @defgroup RTC_LL_EF_Backup_Registers Backup_Registers + * @{ + */ + +/** + * @brief Writes a data in a specified RTC Backup data register. + * @rmtoll BKPxR BKP LL_RTC_BAK_SetRegister + * @param RTCx RTC Instance + * @param BackupRegister This parameter can be one of the following values: + * @arg @ref LL_RTC_BKP_DR0 + * @arg @ref LL_RTC_BKP_DR1 + * @arg @ref LL_RTC_BKP_DR2 + * @arg @ref LL_RTC_BKP_DR3 + * @arg @ref LL_RTC_BKP_DR4 + * @param Data Value between Min_Data=0x00 and Max_Data=0xFFFFFFFF + * @retval None + */ +__STATIC_INLINE void LL_RTC_BAK_SetRegister(RTC_TypeDef *RTCx, uint32_t BackupRegister, uint32_t Data) +{ + register uint32_t tmp = 0U; + + tmp = (uint32_t)(&(RTCx->BKP0R)); + tmp += (BackupRegister * 4U); + + /* Write the specified register */ + *(__IO uint32_t *)tmp = (uint32_t)Data; +} + +/** + * @brief Reads data from the specified RTC Backup data Register. + * @rmtoll BKPxR BKP LL_RTC_BAK_GetRegister + * @param RTCx RTC Instance + * @param BackupRegister This parameter can be one of the following values: + * @arg @ref LL_RTC_BKP_DR0 + * @arg @ref LL_RTC_BKP_DR1 + * @arg @ref LL_RTC_BKP_DR2 + * @arg @ref LL_RTC_BKP_DR3 + * @arg @ref LL_RTC_BKP_DR4 + * @retval Value between Min_Data=0x00 and Max_Data=0xFFFFFFFF + */ +__STATIC_INLINE uint32_t LL_RTC_BAK_GetRegister(RTC_TypeDef *RTCx, uint32_t BackupRegister) +{ + register uint32_t tmp = 0U; + + tmp = (uint32_t)(&(RTCx->BKP0R)); + tmp += (BackupRegister * 4U); + + /* Read the specified register */ + return (*(__IO uint32_t *)tmp); +} + +/** + * @} + */ +#endif /* RTC_BACKUP_SUPPORT */ + +/** @defgroup RTC_LL_EF_Calibration Calibration + * @{ + */ + +/** + * @brief Set Calibration output frequency (1 Hz or 512 Hz) + * @note Bits are write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR COE LL_RTC_CAL_SetOutputFreq\n + * CR COSEL LL_RTC_CAL_SetOutputFreq + * @param RTCx RTC Instance + * @param Frequency This parameter can be one of the following values: + * @arg @ref LL_RTC_CALIB_OUTPUT_NONE + * @arg @ref LL_RTC_CALIB_OUTPUT_1HZ + * @arg @ref LL_RTC_CALIB_OUTPUT_512HZ + * @retval None + */ +__STATIC_INLINE void LL_RTC_CAL_SetOutputFreq(RTC_TypeDef *RTCx, uint32_t Frequency) +{ + MODIFY_REG(RTCx->CR, RTC_CR_COE | RTC_CR_COSEL, Frequency); +} + +/** + * @brief Get Calibration output frequency (1 Hz or 512 Hz) + * @rmtoll CR COE LL_RTC_CAL_GetOutputFreq\n + * CR COSEL LL_RTC_CAL_GetOutputFreq + * @param RTCx RTC Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_RTC_CALIB_OUTPUT_NONE + * @arg @ref LL_RTC_CALIB_OUTPUT_1HZ + * @arg @ref LL_RTC_CALIB_OUTPUT_512HZ + */ +__STATIC_INLINE uint32_t LL_RTC_CAL_GetOutputFreq(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->CR, RTC_CR_COE | RTC_CR_COSEL)); +} + +/** + * @brief Insert or not One RTCCLK pulse every 2exp11 pulses (frequency increased by 488.5 ppm) + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @note Bit can be written only when RECALPF is set to 0 in RTC_ISR + * @rmtoll CALR CALP LL_RTC_CAL_SetPulse + * @param RTCx RTC Instance + * @param Pulse This parameter can be one of the following values: + * @arg @ref LL_RTC_CALIB_INSERTPULSE_NONE + * @arg @ref LL_RTC_CALIB_INSERTPULSE_SET + * @retval None + */ +__STATIC_INLINE void LL_RTC_CAL_SetPulse(RTC_TypeDef *RTCx, uint32_t Pulse) +{ + MODIFY_REG(RTCx->CALR, RTC_CALR_CALP, Pulse); +} + +/** + * @brief Check if one RTCCLK has been inserted or not every 2exp11 pulses (frequency increased by 488.5 ppm) + * @rmtoll CALR CALP LL_RTC_CAL_IsPulseInserted + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_CAL_IsPulseInserted(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->CALR, RTC_CALR_CALP) == (RTC_CALR_CALP)); +} + +/** + * @brief Set the calibration cycle period + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @note Bit can be written only when RECALPF is set to 0 in RTC_ISR + * @rmtoll CALR CALW8 LL_RTC_CAL_SetPeriod\n + * CALR CALW16 LL_RTC_CAL_SetPeriod + * @param RTCx RTC Instance + * @param Period This parameter can be one of the following values: + * @arg @ref LL_RTC_CALIB_PERIOD_32SEC + * @arg @ref LL_RTC_CALIB_PERIOD_16SEC + * @arg @ref LL_RTC_CALIB_PERIOD_8SEC + * @retval None + */ +__STATIC_INLINE void LL_RTC_CAL_SetPeriod(RTC_TypeDef *RTCx, uint32_t Period) +{ + MODIFY_REG(RTCx->CALR, RTC_CALR_CALW8 | RTC_CALR_CALW16, Period); +} + +/** + * @brief Get the calibration cycle period + * @rmtoll CALR CALW8 LL_RTC_CAL_GetPeriod\n + * CALR CALW16 LL_RTC_CAL_GetPeriod + * @param RTCx RTC Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_RTC_CALIB_PERIOD_32SEC + * @arg @ref LL_RTC_CALIB_PERIOD_16SEC + * @arg @ref LL_RTC_CALIB_PERIOD_8SEC + */ +__STATIC_INLINE uint32_t LL_RTC_CAL_GetPeriod(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->CALR, RTC_CALR_CALW8 | RTC_CALR_CALW16)); +} + +/** + * @brief Set Calibration minus + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @note Bit can be written only when RECALPF is set to 0 in RTC_ISR + * @rmtoll CALR CALM LL_RTC_CAL_SetMinus + * @param RTCx RTC Instance + * @param CalibMinus Value between Min_Data=0x00 and Max_Data=0x1FF + * @retval None + */ +__STATIC_INLINE void LL_RTC_CAL_SetMinus(RTC_TypeDef *RTCx, uint32_t CalibMinus) +{ + MODIFY_REG(RTCx->CALR, RTC_CALR_CALM, CalibMinus); +} + +/** + * @brief Get Calibration minus + * @rmtoll CALR CALM LL_RTC_CAL_GetMinus + * @param RTCx RTC Instance + * @retval Value between Min_Data=0x00 and Max_Data= 0x1FF + */ +__STATIC_INLINE uint32_t LL_RTC_CAL_GetMinus(RTC_TypeDef *RTCx) +{ + return (uint32_t)(READ_BIT(RTCx->CALR, RTC_CALR_CALM)); +} + +/** + * @} + */ + +/** @defgroup RTC_LL_EF_FLAG_Management FLAG_Management + * @{ + */ + +/** + * @brief Get Recalibration pending Flag + * @rmtoll ISR RECALPF LL_RTC_IsActiveFlag_RECALP + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_RECALP(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->ISR, RTC_ISR_RECALPF) == (RTC_ISR_RECALPF)); +} + +#if defined(RTC_TAMPER3_SUPPORT) +/** + * @brief Get RTC_TAMP3 detection flag + * @rmtoll ISR TAMP3F LL_RTC_IsActiveFlag_TAMP3 + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_TAMP3(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->ISR, RTC_ISR_TAMP3F) == (RTC_ISR_TAMP3F)); +} +#endif /* RTC_TAMPER3_SUPPORT */ + +#if defined(RTC_TAMPER2_SUPPORT) +/** + * @brief Get RTC_TAMP2 detection flag + * @rmtoll ISR TAMP2F LL_RTC_IsActiveFlag_TAMP2 + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_TAMP2(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->ISR, RTC_ISR_TAMP2F) == (RTC_ISR_TAMP2F)); +} +#endif /* RTC_TAMPER2_SUPPORT */ + +#if defined(RTC_TAMPER1_SUPPORT) +/** + * @brief Get RTC_TAMP1 detection flag + * @rmtoll ISR TAMP1F LL_RTC_IsActiveFlag_TAMP1 + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_TAMP1(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->ISR, RTC_ISR_TAMP1F) == (RTC_ISR_TAMP1F)); +} +#endif /* RTC_TAMPER1_SUPPORT */ + +/** + * @brief Get Time-stamp overflow flag + * @rmtoll ISR TSOVF LL_RTC_IsActiveFlag_TSOV + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_TSOV(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->ISR, RTC_ISR_TSOVF) == (RTC_ISR_TSOVF)); +} + +/** + * @brief Get Time-stamp flag + * @rmtoll ISR TSF LL_RTC_IsActiveFlag_TS + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_TS(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->ISR, RTC_ISR_TSF) == (RTC_ISR_TSF)); +} + +#if defined(RTC_WAKEUP_SUPPORT) +/** + * @brief Get Wakeup timer flag + * @rmtoll ISR WUTF LL_RTC_IsActiveFlag_WUT + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_WUT(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->ISR, RTC_ISR_WUTF) == (RTC_ISR_WUTF)); +} +#endif /* RTC_WAKEUP_SUPPORT */ + +/** + * @brief Get Alarm B flag + * @rmtoll ISR ALRBF LL_RTC_IsActiveFlag_ALRB + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_ALRB(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->ISR, RTC_ISR_ALRBF) == (RTC_ISR_ALRBF)); +} + +/** + * @brief Get Alarm A flag + * @rmtoll ISR ALRAF LL_RTC_IsActiveFlag_ALRA + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_ALRA(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->ISR, RTC_ISR_ALRAF) == (RTC_ISR_ALRAF)); +} + +#if defined(RTC_TAMPER3_SUPPORT) +/** + * @brief Clear RTC_TAMP3 detection flag + * @rmtoll ISR TAMP3F LL_RTC_ClearFlag_TAMP3 + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_ClearFlag_TAMP3(RTC_TypeDef *RTCx) +{ + WRITE_REG(RTCx->ISR, (~((RTC_ISR_TAMP3F | RTC_ISR_INIT) & 0x0000FFFFU) | (RTCx->ISR & RTC_ISR_INIT))); +} +#endif /* RTC_TAMPER3_SUPPORT */ + +#if defined(RTC_TAMPER2_SUPPORT) +/** + * @brief Clear RTC_TAMP2 detection flag + * @rmtoll ISR TAMP2F LL_RTC_ClearFlag_TAMP2 + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_ClearFlag_TAMP2(RTC_TypeDef *RTCx) +{ + WRITE_REG(RTCx->ISR, (~((RTC_ISR_TAMP2F | RTC_ISR_INIT) & 0x0000FFFFU) | (RTCx->ISR & RTC_ISR_INIT))); +} +#endif /* RTC_TAMPER2_SUPPORT */ + +#if defined(RTC_TAMPER1_SUPPORT) +/** + * @brief Clear RTC_TAMP1 detection flag + * @rmtoll ISR TAMP1F LL_RTC_ClearFlag_TAMP1 + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_ClearFlag_TAMP1(RTC_TypeDef *RTCx) +{ + WRITE_REG(RTCx->ISR, (~((RTC_ISR_TAMP1F | RTC_ISR_INIT) & 0x0000FFFFU) | (RTCx->ISR & RTC_ISR_INIT))); +} +#endif /* RTC_TAMPER1_SUPPORT */ + +/** + * @brief Clear Time-stamp overflow flag + * @rmtoll ISR TSOVF LL_RTC_ClearFlag_TSOV + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_ClearFlag_TSOV(RTC_TypeDef *RTCx) +{ + WRITE_REG(RTCx->ISR, (~((RTC_ISR_TSOVF | RTC_ISR_INIT) & 0x0000FFFFU) | (RTCx->ISR & RTC_ISR_INIT))); +} + +/** + * @brief Clear Time-stamp flag + * @rmtoll ISR TSF LL_RTC_ClearFlag_TS + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_ClearFlag_TS(RTC_TypeDef *RTCx) +{ + WRITE_REG(RTCx->ISR, (~((RTC_ISR_TSF | RTC_ISR_INIT) & 0x0000FFFFU) | (RTCx->ISR & RTC_ISR_INIT))); +} + +#if defined(RTC_WAKEUP_SUPPORT) +/** + * @brief Clear Wakeup timer flag + * @rmtoll ISR WUTF LL_RTC_ClearFlag_WUT + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_ClearFlag_WUT(RTC_TypeDef *RTCx) +{ + WRITE_REG(RTCx->ISR, (~((RTC_ISR_WUTF | RTC_ISR_INIT) & 0x0000FFFFU) | (RTCx->ISR & RTC_ISR_INIT))); +} +#endif /* RTC_WAKEUP_SUPPORT */ + +/** + * @brief Clear Alarm B flag + * @rmtoll ISR ALRBF LL_RTC_ClearFlag_ALRB + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_ClearFlag_ALRB(RTC_TypeDef *RTCx) +{ + WRITE_REG(RTCx->ISR, (~((RTC_ISR_ALRBF | RTC_ISR_INIT) & 0x0000FFFFU) | (RTCx->ISR & RTC_ISR_INIT))); +} + +/** + * @brief Clear Alarm A flag + * @rmtoll ISR ALRAF LL_RTC_ClearFlag_ALRA + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_ClearFlag_ALRA(RTC_TypeDef *RTCx) +{ + WRITE_REG(RTCx->ISR, (~((RTC_ISR_ALRAF | RTC_ISR_INIT) & 0x0000FFFFU) | (RTCx->ISR & RTC_ISR_INIT))); +} + +/** + * @brief Get Initialization flag + * @rmtoll ISR INITF LL_RTC_IsActiveFlag_INIT + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_INIT(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->ISR, RTC_ISR_INITF) == (RTC_ISR_INITF)); +} + +/** + * @brief Get Registers synchronization flag + * @rmtoll ISR RSF LL_RTC_IsActiveFlag_RS + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_RS(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->ISR, RTC_ISR_RSF) == (RTC_ISR_RSF)); +} + +/** + * @brief Clear Registers synchronization flag + * @rmtoll ISR RSF LL_RTC_ClearFlag_RS + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_ClearFlag_RS(RTC_TypeDef *RTCx) +{ + WRITE_REG(RTCx->ISR, (~((RTC_ISR_RSF | RTC_ISR_INIT) & 0x0000FFFFU) | (RTCx->ISR & RTC_ISR_INIT))); +} + +/** + * @brief Get Initialization status flag + * @rmtoll ISR INITS LL_RTC_IsActiveFlag_INITS + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_INITS(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->ISR, RTC_ISR_INITS) == (RTC_ISR_INITS)); +} + +/** + * @brief Get Shift operation pending flag + * @rmtoll ISR SHPF LL_RTC_IsActiveFlag_SHP + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_SHP(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->ISR, RTC_ISR_SHPF) == (RTC_ISR_SHPF)); +} + +#if defined(RTC_WAKEUP_SUPPORT) +/** + * @brief Get Wakeup timer write flag + * @rmtoll ISR WUTWF LL_RTC_IsActiveFlag_WUTW + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_WUTW(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->ISR, RTC_ISR_WUTWF) == (RTC_ISR_WUTWF)); +} +#endif /* RTC_WAKEUP_SUPPORT */ + +/** + * @brief Get Alarm B write flag + * @rmtoll ISR ALRBWF LL_RTC_IsActiveFlag_ALRBW + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_ALRBW(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->ISR, RTC_ISR_ALRBWF) == (RTC_ISR_ALRBWF)); +} + +/** + * @brief Get Alarm A write flag + * @rmtoll ISR ALRAWF LL_RTC_IsActiveFlag_ALRAW + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_ALRAW(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->ISR, RTC_ISR_ALRAWF) == (RTC_ISR_ALRAWF)); +} + +/** + * @} + */ + +/** @defgroup RTC_LL_EF_IT_Management IT_Management + * @{ + */ + +/** + * @brief Enable Time-stamp interrupt + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR TSIE LL_RTC_EnableIT_TS + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_EnableIT_TS(RTC_TypeDef *RTCx) +{ + SET_BIT(RTCx->CR, RTC_CR_TSIE); +} + +/** + * @brief Disable Time-stamp interrupt + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR TSIE LL_RTC_DisableIT_TS + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_DisableIT_TS(RTC_TypeDef *RTCx) +{ + CLEAR_BIT(RTCx->CR, RTC_CR_TSIE); +} + +#if defined(RTC_WAKEUP_SUPPORT) +/** + * @brief Enable Wakeup timer interrupt + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR WUTIE LL_RTC_EnableIT_WUT + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_EnableIT_WUT(RTC_TypeDef *RTCx) +{ + SET_BIT(RTCx->CR, RTC_CR_WUTIE); +} + +/** + * @brief Disable Wakeup timer interrupt + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR WUTIE LL_RTC_DisableIT_WUT + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_DisableIT_WUT(RTC_TypeDef *RTCx) +{ + CLEAR_BIT(RTCx->CR, RTC_CR_WUTIE); +} +#endif /* RTC_WAKEUP_SUPPORT */ + +/** + * @brief Enable Alarm B interrupt + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR ALRBIE LL_RTC_EnableIT_ALRB + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_EnableIT_ALRB(RTC_TypeDef *RTCx) +{ + SET_BIT(RTCx->CR, RTC_CR_ALRBIE); +} + +/** + * @brief Disable Alarm B interrupt + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR ALRBIE LL_RTC_DisableIT_ALRB + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_DisableIT_ALRB(RTC_TypeDef *RTCx) +{ + CLEAR_BIT(RTCx->CR, RTC_CR_ALRBIE); +} + +/** + * @brief Enable Alarm A interrupt + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR ALRAIE LL_RTC_EnableIT_ALRA + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_EnableIT_ALRA(RTC_TypeDef *RTCx) +{ + SET_BIT(RTCx->CR, RTC_CR_ALRAIE); +} + +/** + * @brief Disable Alarm A interrupt + * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before. + * @rmtoll CR ALRAIE LL_RTC_DisableIT_ALRA + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_DisableIT_ALRA(RTC_TypeDef *RTCx) +{ + CLEAR_BIT(RTCx->CR, RTC_CR_ALRAIE); +} + +#if defined(RTC_TAMPER3_SUPPORT) +/** + * @brief Enable Tamper 3 interrupt + * @rmtoll TAMPCR TAMP3IE LL_RTC_EnableIT_TAMP3 + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_EnableIT_TAMP3(RTC_TypeDef *RTCx) +{ + SET_BIT(RTCx->TAMPCR, RTC_TAMPCR_TAMP3IE); +} + +/** + * @brief Disable Tamper 3 interrupt + * @rmtoll TAMPCR TAMP3IE LL_RTC_DisableIT_TAMP3 + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_DisableIT_TAMP3(RTC_TypeDef *RTCx) +{ + CLEAR_BIT(RTCx->TAMPCR, RTC_TAMPCR_TAMP3IE); +} +#endif /* RTC_TAMPER3_SUPPORT */ + +#if defined(RTC_TAMPER2_SUPPORT) +/** + * @brief Enable Tamper 2 interrupt + * @rmtoll TAMPCR TAMP2IE LL_RTC_EnableIT_TAMP2 + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_EnableIT_TAMP2(RTC_TypeDef *RTCx) +{ + SET_BIT(RTCx->TAMPCR, RTC_TAMPCR_TAMP2IE); +} + +/** + * @brief Disable Tamper 2 interrupt + * @rmtoll TAMPCR TAMP2IE LL_RTC_DisableIT_TAMP2 + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_DisableIT_TAMP2(RTC_TypeDef *RTCx) +{ + CLEAR_BIT(RTCx->TAMPCR, RTC_TAMPCR_TAMP2IE); +} +#endif /* RTC_TAMPER2_SUPPORT */ + +#if defined(RTC_TAMPER1_SUPPORT) +/** + * @brief Enable Tamper 1 interrupt + * @rmtoll TAMPCR TAMP1IE LL_RTC_EnableIT_TAMP1 + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_EnableIT_TAMP1(RTC_TypeDef *RTCx) +{ + SET_BIT(RTCx->TAMPCR, RTC_TAMPCR_TAMP1IE); +} + +/** + * @brief Disable Tamper 1 interrupt + * @rmtoll TAMPCR TAMP1IE LL_RTC_DisableIT_TAMP1 + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_DisableIT_TAMP1(RTC_TypeDef *RTCx) +{ + CLEAR_BIT(RTCx->TAMPCR, RTC_TAMPCR_TAMP1IE); +} +#endif /* RTC_TAMPER1_SUPPORT */ + +/** + * @brief Enable all Tamper Interrupt + * @rmtoll TAMPCR TAMPIE LL_RTC_EnableIT_TAMP + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_EnableIT_TAMP(RTC_TypeDef *RTCx) +{ + SET_BIT(RTCx->TAMPCR, RTC_TAMPCR_TAMPIE); +} + +/** + * @brief Disable all Tamper Interrupt + * @rmtoll TAMPCR TAMPIE LL_RTC_DisableIT_TAMP + * @param RTCx RTC Instance + * @retval None + */ +__STATIC_INLINE void LL_RTC_DisableIT_TAMP(RTC_TypeDef *RTCx) +{ + CLEAR_BIT(RTCx->TAMPCR, RTC_TAMPCR_TAMPIE); +} + +/** + * @brief Check if Time-stamp interrupt is enabled or not + * @rmtoll CR TSIE LL_RTC_IsEnabledIT_TS + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsEnabledIT_TS(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->CR, RTC_CR_TSIE) == (RTC_CR_TSIE)); +} + +#if defined(RTC_WAKEUP_SUPPORT) +/** + * @brief Check if Wakeup timer interrupt is enabled or not + * @rmtoll CR WUTIE LL_RTC_IsEnabledIT_WUT + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsEnabledIT_WUT(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->CR, RTC_CR_WUTIE) == (RTC_CR_WUTIE)); +} +#endif /* RTC_WAKEUP_SUPPORT */ + +/** + * @brief Check if Alarm B interrupt is enabled or not + * @rmtoll CR ALRBIE LL_RTC_IsEnabledIT_ALRB + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsEnabledIT_ALRB(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->CR, RTC_CR_ALRBIE) == (RTC_CR_ALRBIE)); +} + +/** + * @brief Check if Alarm A interrupt is enabled or not + * @rmtoll CR ALRAIE LL_RTC_IsEnabledIT_ALRA + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsEnabledIT_ALRA(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->CR, RTC_CR_ALRAIE) == (RTC_CR_ALRAIE)); +} + +#if defined(RTC_TAMPER3_SUPPORT) +/** + * @brief Check if Tamper 3 interrupt is enabled or not + * @rmtoll TAMPCR TAMP3IE LL_RTC_IsEnabledIT_TAMP3 + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsEnabledIT_TAMP3(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->TAMPCR, + RTC_TAMPCR_TAMP3IE) == (RTC_TAMPCR_TAMP3IE)); +} +#endif /* RTC_TAMPER3_SUPPORT */ + +#if defined(RTC_TAMPER2_SUPPORT) +/** + * @brief Check if Tamper 2 interrupt is enabled or not + * @rmtoll TAMPCR TAMP2IE LL_RTC_IsEnabledIT_TAMP2 + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsEnabledIT_TAMP2(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->TAMPCR, + RTC_TAMPCR_TAMP2IE) == (RTC_TAMPCR_TAMP2IE)); +#endif /* RTC_TAMPER2_SUPPORT */ +} + +#if defined(RTC_TAMPER1_SUPPORT) +/** + * @brief Check if Tamper 1 interrupt is enabled or not + * @rmtoll TAMPCR TAMP1IE LL_RTC_IsEnabledIT_TAMP1 + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsEnabledIT_TAMP1(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->TAMPCR, + RTC_TAMPCR_TAMP1IE) == (RTC_TAMPCR_TAMP1IE)); +} +#endif /* RTC_TAMPER1_SUPPORT */ + +/** + * @brief Check if all the TAMPER interrupts are enabled or not + * @rmtoll TAMPCR TAMPIE LL_RTC_IsEnabledIT_TAMP + * @param RTCx RTC Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_RTC_IsEnabledIT_TAMP(RTC_TypeDef *RTCx) +{ + return (READ_BIT(RTCx->TAMPCR, + RTC_TAMPCR_TAMPIE) == (RTC_TAMPCR_TAMPIE)); +} + +/** + * @} + */ + +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup RTC_LL_EF_Init Initialization and de-initialization functions + * @{ + */ + +ErrorStatus LL_RTC_DeInit(RTC_TypeDef *RTCx); +ErrorStatus LL_RTC_Init(RTC_TypeDef *RTCx, LL_RTC_InitTypeDef *RTC_InitStruct); +void LL_RTC_StructInit(LL_RTC_InitTypeDef *RTC_InitStruct); +ErrorStatus LL_RTC_TIME_Init(RTC_TypeDef *RTCx, uint32_t RTC_Format, LL_RTC_TimeTypeDef *RTC_TimeStruct); +void LL_RTC_TIME_StructInit(LL_RTC_TimeTypeDef *RTC_TimeStruct); +ErrorStatus LL_RTC_DATE_Init(RTC_TypeDef *RTCx, uint32_t RTC_Format, LL_RTC_DateTypeDef *RTC_DateStruct); +void LL_RTC_DATE_StructInit(LL_RTC_DateTypeDef *RTC_DateStruct); +ErrorStatus LL_RTC_ALMA_Init(RTC_TypeDef *RTCx, uint32_t RTC_Format, LL_RTC_AlarmTypeDef *RTC_AlarmStruct); +ErrorStatus LL_RTC_ALMB_Init(RTC_TypeDef *RTCx, uint32_t RTC_Format, LL_RTC_AlarmTypeDef *RTC_AlarmStruct); +void LL_RTC_ALMA_StructInit(LL_RTC_AlarmTypeDef *RTC_AlarmStruct); +void LL_RTC_ALMB_StructInit(LL_RTC_AlarmTypeDef *RTC_AlarmStruct); +ErrorStatus LL_RTC_EnterInitMode(RTC_TypeDef *RTCx); +ErrorStatus LL_RTC_ExitInitMode(RTC_TypeDef *RTCx); +ErrorStatus LL_RTC_WaitForSynchro(RTC_TypeDef *RTCx); + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined(RTC) */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L0xx_LL_RTC_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_spi.c b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_spi.c new file mode 100644 index 0000000000..8bad9fdea8 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_spi.c @@ -0,0 +1,541 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_spi.c + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief SPI LL module driver. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ +#if defined(USE_FULL_LL_DRIVER) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx_ll_spi.h" +#include "stm32l0xx_ll_bus.h" +#include "stm32l0xx_ll_rcc.h" + +#ifdef USE_FULL_ASSERT +#include "stm32_assert.h" +#else +#define assert_param(expr) ((void)0U) +#endif + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (SPI1) || defined (SPI2) + +/** @addtogroup SPI_LL + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ + +/* Private constants ---------------------------------------------------------*/ +/** @defgroup SPI_LL_Private_Constants SPI Private Constants + * @{ + */ +/* SPI registers Masks */ +#define SPI_CR1_CLEAR_MASK (SPI_CR1_CPHA | SPI_CR1_CPOL | SPI_CR1_MSTR | \ + SPI_CR1_BR | SPI_CR1_LSBFIRST | SPI_CR1_SSI | \ + SPI_CR1_SSM | SPI_CR1_RXONLY | SPI_CR1_DFF | \ + SPI_CR1_CRCNEXT | SPI_CR1_CRCEN | SPI_CR1_BIDIOE | \ + SPI_CR1_BIDIMODE) +/** + * @} + */ + +/* Private macros ------------------------------------------------------------*/ +/** @defgroup SPI_LL_Private_Macros SPI Private Macros + * @{ + */ +#define IS_LL_SPI_TRANSFER_DIRECTION(__VALUE__) (((__VALUE__) == LL_SPI_FULL_DUPLEX) \ + || ((__VALUE__) == LL_SPI_SIMPLEX_RX) \ + || ((__VALUE__) == LL_SPI_HALF_DUPLEX_RX) \ + || ((__VALUE__) == LL_SPI_HALF_DUPLEX_TX)) + +#define IS_LL_SPI_MODE(__VALUE__) (((__VALUE__) == LL_SPI_MODE_MASTER) \ + || ((__VALUE__) == LL_SPI_MODE_SLAVE)) + +#define IS_LL_SPI_DATAWIDTH(__VALUE__) (((__VALUE__) == LL_SPI_DATAWIDTH_8BIT) \ + || ((__VALUE__) == LL_SPI_DATAWIDTH_16BIT)) + +#define IS_LL_SPI_POLARITY(__VALUE__) (((__VALUE__) == LL_SPI_POLARITY_LOW) \ + || ((__VALUE__) == LL_SPI_POLARITY_HIGH)) + +#define IS_LL_SPI_PHASE(__VALUE__) (((__VALUE__) == LL_SPI_PHASE_1EDGE) \ + || ((__VALUE__) == LL_SPI_PHASE_2EDGE)) + +#define IS_LL_SPI_NSS(__VALUE__) (((__VALUE__) == LL_SPI_NSS_SOFT) \ + || ((__VALUE__) == LL_SPI_NSS_HARD_INPUT) \ + || ((__VALUE__) == LL_SPI_NSS_HARD_OUTPUT)) + +#define IS_LL_SPI_BAUDRATE(__VALUE__) (((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_DIV2) \ + || ((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_DIV4) \ + || ((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_DIV8) \ + || ((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_DIV16) \ + || ((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_DIV32) \ + || ((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_DIV64) \ + || ((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_DIV128) \ + || ((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_DIV256)) + +#define IS_LL_SPI_BITORDER(__VALUE__) (((__VALUE__) == LL_SPI_LSB_FIRST) \ + || ((__VALUE__) == LL_SPI_MSB_FIRST)) + +#define IS_LL_SPI_CRCCALCULATION(__VALUE__) (((__VALUE__) == LL_SPI_CRCCALCULATION_ENABLE) \ + || ((__VALUE__) == LL_SPI_CRCCALCULATION_DISABLE)) + +#define IS_LL_SPI_CRC_POLYNOMIAL(__VALUE__) ((__VALUE__) >= 0x1U) + +/** + * @} + */ + +/* Private function prototypes -----------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup SPI_LL_Exported_Functions + * @{ + */ + +/** @addtogroup SPI_LL_EF_Init + * @{ + */ + +/** + * @brief De-initialize the SPI registers to their default reset values. + * @param SPIx SPI Instance + * @retval An ErrorStatus enumeration value: + * - SUCCESS: SPI registers are de-initialized + * - ERROR: SPI registers are not de-initialized + */ +ErrorStatus LL_SPI_DeInit(SPI_TypeDef *SPIx) +{ + ErrorStatus status = ERROR; + + /* Check the parameters */ + assert_param(IS_SPI_ALL_INSTANCE(SPIx)); + +#if defined(SPI1) + if (SPIx == SPI1) + { + /* Force reset of SPI clock */ + LL_APB2_GRP1_ForceReset(LL_APB2_GRP1_PERIPH_SPI1); + + /* Release reset of SPI clock */ + LL_APB2_GRP1_ReleaseReset(LL_APB2_GRP1_PERIPH_SPI1); + + status = SUCCESS; + } +#endif /* SPI1 */ +#if defined(SPI2) + if (SPIx == SPI2) + { + /* Force reset of SPI clock */ + LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_SPI2); + + /* Release reset of SPI clock */ + LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_SPI2); + + status = SUCCESS; + } +#endif /* SPI2 */ + + return status; +} + +/** + * @brief Initialize the SPI registers according to the specified parameters in SPI_InitStruct. + * @note As some bits in SPI configuration registers can only be written when the SPI is disabled (SPI_CR1_SPE bit =0), + * SPI IP should be in disabled state prior calling this function. Otherwise, ERROR result will be returned. + * @param SPIx SPI Instance + * @param SPI_InitStruct pointer to a @ref LL_SPI_InitTypeDef structure + * @retval An ErrorStatus enumeration value. (Return always SUCCESS) + */ +ErrorStatus LL_SPI_Init(SPI_TypeDef *SPIx, LL_SPI_InitTypeDef *SPI_InitStruct) +{ + ErrorStatus status = ERROR; + + /* Check the SPI Instance SPIx*/ + assert_param(IS_SPI_ALL_INSTANCE(SPIx)); + + /* Check the SPI parameters from SPI_InitStruct*/ + assert_param(IS_LL_SPI_TRANSFER_DIRECTION(SPI_InitStruct->TransferDirection)); + assert_param(IS_LL_SPI_MODE(SPI_InitStruct->Mode)); + assert_param(IS_LL_SPI_DATAWIDTH(SPI_InitStruct->DataWidth)); + assert_param(IS_LL_SPI_POLARITY(SPI_InitStruct->ClockPolarity)); + assert_param(IS_LL_SPI_PHASE(SPI_InitStruct->ClockPhase)); + assert_param(IS_LL_SPI_NSS(SPI_InitStruct->NSS)); + assert_param(IS_LL_SPI_BAUDRATE(SPI_InitStruct->BaudRate)); + assert_param(IS_LL_SPI_BITORDER(SPI_InitStruct->BitOrder)); + assert_param(IS_LL_SPI_CRCCALCULATION(SPI_InitStruct->CRCCalculation)); + + if (LL_SPI_IsEnabled(SPIx) == 0x00000000U) + { + /*---------------------------- SPIx CR1 Configuration ------------------------ + * Configure SPIx CR1 with parameters: + * - TransferDirection: SPI_CR1_BIDIMODE, SPI_CR1_BIDIOE and SPI_CR1_RXONLY bits + * - Master/Slave Mode: SPI_CR1_MSTR bit + * - DataWidth: SPI_CR1_DFF bit + * - ClockPolarity: SPI_CR1_CPOL bit + * - ClockPhase: SPI_CR1_CPHA bit + * - NSS management: SPI_CR1_SSM bit + * - BaudRate prescaler: SPI_CR1_BR[2:0] bits + * - BitOrder: SPI_CR1_LSBFIRST bit + * - CRCCalculation: SPI_CR1_CRCEN bit + */ + MODIFY_REG(SPIx->CR1, + SPI_CR1_CLEAR_MASK, + SPI_InitStruct->TransferDirection | SPI_InitStruct->Mode | SPI_InitStruct->DataWidth | + SPI_InitStruct->ClockPolarity | SPI_InitStruct->ClockPhase | + SPI_InitStruct->NSS | SPI_InitStruct->BaudRate | + SPI_InitStruct->BitOrder | SPI_InitStruct->CRCCalculation); + + /*---------------------------- SPIx CR2 Configuration ------------------------ + * Configure SPIx CR2 with parameters: + * - NSS management: SSOE bit + */ + MODIFY_REG(SPIx->CR2, SPI_CR2_SSOE, (SPI_InitStruct->NSS >> 16U)); + + /*---------------------------- SPIx CRCPR Configuration ---------------------- + * Configure SPIx CRCPR with parameters: + * - CRCPoly: CRCPOLY[15:0] bits + */ + if (SPI_InitStruct->CRCCalculation == LL_SPI_CRCCALCULATION_ENABLE) + { + assert_param(IS_LL_SPI_CRC_POLYNOMIAL(SPI_InitStruct->CRCPoly)); + LL_SPI_SetCRCPolynomial(SPIx, SPI_InitStruct->CRCPoly); + } + status = SUCCESS; + } + +#if defined (SPI_I2S_SUPPORT) + /* Activate the SPI mode (Reset I2SMOD bit in I2SCFGR register) */ + CLEAR_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_I2SMOD); +#endif /* SPI_I2S_SUPPORT */ + return status; +} + +/** + * @brief Set each @ref LL_SPI_InitTypeDef field to default value. + * @param SPI_InitStruct pointer to a @ref LL_SPI_InitTypeDef structure + * whose fields will be set to default values. + * @retval None + */ +void LL_SPI_StructInit(LL_SPI_InitTypeDef *SPI_InitStruct) +{ + /* Set SPI_InitStruct fields to default values */ + SPI_InitStruct->TransferDirection = LL_SPI_FULL_DUPLEX; + SPI_InitStruct->Mode = LL_SPI_MODE_SLAVE; + SPI_InitStruct->DataWidth = LL_SPI_DATAWIDTH_8BIT; + SPI_InitStruct->ClockPolarity = LL_SPI_POLARITY_LOW; + SPI_InitStruct->ClockPhase = LL_SPI_PHASE_1EDGE; + SPI_InitStruct->NSS = LL_SPI_NSS_HARD_INPUT; + SPI_InitStruct->BaudRate = LL_SPI_BAUDRATEPRESCALER_DIV2; + SPI_InitStruct->BitOrder = LL_SPI_MSB_FIRST; + SPI_InitStruct->CRCCalculation = LL_SPI_CRCCALCULATION_DISABLE; + SPI_InitStruct->CRCPoly = 7U; +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#if defined(SPI_I2S_SUPPORT) +/** @addtogroup I2S_LL + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/** @defgroup I2S_LL_Private_Constants I2S Private Constants + * @{ + */ +/* I2S registers Masks */ +#define I2S_I2SCFGR_CLEAR_MASK (SPI_I2SCFGR_CHLEN | SPI_I2SCFGR_DATLEN | \ + SPI_I2SCFGR_CKPOL | SPI_I2SCFGR_I2SSTD | \ + SPI_I2SCFGR_I2SCFG | SPI_I2SCFGR_I2SMOD ) + +#define I2S_I2SPR_CLEAR_MASK 0x0002U +/** + * @} + */ +/* Private macros ------------------------------------------------------------*/ +/** @defgroup I2S_LL_Private_Macros I2S Private Macros + * @{ + */ + +#define IS_LL_I2S_DATAFORMAT(__VALUE__) (((__VALUE__) == LL_I2S_DATAFORMAT_16B) \ + || ((__VALUE__) == LL_I2S_DATAFORMAT_16B_EXTENDED) \ + || ((__VALUE__) == LL_I2S_DATAFORMAT_24B) \ + || ((__VALUE__) == LL_I2S_DATAFORMAT_32B)) + +#define IS_LL_I2S_CPOL(__VALUE__) (((__VALUE__) == LL_I2S_POLARITY_LOW) \ + || ((__VALUE__) == LL_I2S_POLARITY_HIGH)) + +#define IS_LL_I2S_STANDARD(__VALUE__) (((__VALUE__) == LL_I2S_STANDARD_PHILIPS) \ + || ((__VALUE__) == LL_I2S_STANDARD_MSB) \ + || ((__VALUE__) == LL_I2S_STANDARD_LSB) \ + || ((__VALUE__) == LL_I2S_STANDARD_PCM_SHORT) \ + || ((__VALUE__) == LL_I2S_STANDARD_PCM_LONG)) + +#define IS_LL_I2S_MODE(__VALUE__) (((__VALUE__) == LL_I2S_MODE_SLAVE_TX) \ + || ((__VALUE__) == LL_I2S_MODE_SLAVE_RX) \ + || ((__VALUE__) == LL_I2S_MODE_MASTER_TX) \ + || ((__VALUE__) == LL_I2S_MODE_MASTER_RX)) + +#define IS_LL_I2S_MCLK_OUTPUT(__VALUE__) (((__VALUE__) == LL_I2S_MCLK_OUTPUT_ENABLE) \ + || ((__VALUE__) == LL_I2S_MCLK_OUTPUT_DISABLE)) + +#define IS_LL_I2S_AUDIO_FREQ(__VALUE__) ((((__VALUE__) >= LL_I2S_AUDIOFREQ_8K) \ + && ((__VALUE__) <= LL_I2S_AUDIOFREQ_192K)) \ + || ((__VALUE__) == LL_I2S_AUDIOFREQ_DEFAULT)) + +#define IS_LL_I2S_PRESCALER_LINEAR(__VALUE__) ((__VALUE__) >= 0x2U) + +#define IS_LL_I2S_PRESCALER_PARITY(__VALUE__) (((__VALUE__) == LL_I2S_PRESCALER_PARITY_EVEN) \ + || ((__VALUE__) == LL_I2S_PRESCALER_PARITY_ODD)) +/** + * @} + */ + +/* Private function prototypes -----------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup I2S_LL_Exported_Functions + * @{ + */ + +/** @addtogroup I2S_LL_EF_Init + * @{ + */ + +/** + * @brief De-initialize the SPI/I2S registers to their default reset values. + * @param SPIx SPI Instance + * @retval An ErrorStatus enumeration value: + * - SUCCESS: SPI registers are de-initialized + * - ERROR: SPI registers are not de-initialized + */ +ErrorStatus LL_I2S_DeInit(SPI_TypeDef *SPIx) +{ + return LL_SPI_DeInit(SPIx); +} + +/** + * @brief Initializes the SPI/I2S registers according to the specified parameters in I2S_InitStruct. + * @note As some bits in SPI configuration registers can only be written when the SPI is disabled (SPI_CR1_SPE bit =0), + * SPI IP should be in disabled state prior calling this function. Otherwise, ERROR result will be returned. + * @param SPIx SPI Instance + * @param I2S_InitStruct pointer to a @ref LL_I2S_InitTypeDef structure + * @retval An ErrorStatus enumeration value: + * - SUCCESS: SPI registers are Initialized + * - ERROR: SPI registers are not Initialized + */ +ErrorStatus LL_I2S_Init(SPI_TypeDef *SPIx, LL_I2S_InitTypeDef *I2S_InitStruct) +{ + uint16_t i2sdiv = 2U, i2sodd = 0U, packetlength = 1U; + uint32_t tmp = 0U; + LL_RCC_ClocksTypeDef rcc_clocks; + uint32_t sourceclock = 0U; + ErrorStatus status = ERROR; + + /* Check the I2S parameters */ + assert_param(IS_I2S_ALL_INSTANCE(SPIx)); + assert_param(IS_LL_I2S_MODE(I2S_InitStruct->Mode)); + assert_param(IS_LL_I2S_STANDARD(I2S_InitStruct->Standard)); + assert_param(IS_LL_I2S_DATAFORMAT(I2S_InitStruct->DataFormat)); + assert_param(IS_LL_I2S_MCLK_OUTPUT(I2S_InitStruct->MCLKOutput)); + assert_param(IS_LL_I2S_AUDIO_FREQ(I2S_InitStruct->AudioFreq)); + assert_param(IS_LL_I2S_CPOL(I2S_InitStruct->ClockPolarity)); + + if (LL_I2S_IsEnabled(SPIx) == 0x00000000U) + { + /*---------------------------- SPIx I2SCFGR Configuration -------------------- + * Configure SPIx I2SCFGR with parameters: + * - Mode: SPI_I2SCFGR_I2SCFG[1:0] bit + * - Standard: SPI_I2SCFGR_I2SSTD[1:0] and SPI_I2SCFGR_PCMSYNC bits + * - DataFormat: SPI_I2SCFGR_CHLEN and SPI_I2SCFGR_DATLEN bits + * - ClockPolarity: SPI_I2SCFGR_CKPOL bit + */ + + /* Write to SPIx I2SCFGR */ + MODIFY_REG(SPIx->I2SCFGR, + I2S_I2SCFGR_CLEAR_MASK, + I2S_InitStruct->Mode | I2S_InitStruct->Standard | + I2S_InitStruct->DataFormat | I2S_InitStruct->ClockPolarity | + SPI_I2SCFGR_I2SMOD); + + /*---------------------------- SPIx I2SPR Configuration ---------------------- + * Configure SPIx I2SPR with parameters: + * - MCLKOutput: SPI_I2SPR_MCKOE bit + * - AudioFreq: SPI_I2SPR_I2SDIV[7:0] and SPI_I2SPR_ODD bits + */ + + /* If the default value has to be written, reinitialize i2sdiv and i2sodd*/ + if (I2S_InitStruct->AudioFreq == LL_I2S_AUDIOFREQ_DEFAULT) + { + i2sodd = 0U; + i2sdiv = 2U; + } + /* If the requested audio frequency is not the default, compute the prescaler */ + else + { + /* Check the frame length (For the Prescaler computing) */ + if (I2S_InitStruct->DataFormat == LL_I2S_DATAFORMAT_16B) + { + /* Packet length is 16 bits */ + packetlength = 1U; + } + else + { + /* Packet length is 32 bits */ + packetlength = 2U; + } + + /* I2S Clock source is System clock: Get System Clock frequency */ + LL_RCC_GetSystemClocksFreq(&rcc_clocks); + + /* Get the source clock value: based on System Clock value */ + sourceclock = rcc_clocks.SYSCLK_Frequency; + + /* Compute the Real divider depending on the MCLK output state with a floating point */ + if (I2S_InitStruct->MCLKOutput == LL_I2S_MCLK_OUTPUT_ENABLE) + { + /* MCLK output is enabled */ + tmp = (uint16_t)(((((sourceclock / 256U) * 10U) / I2S_InitStruct->AudioFreq)) + 5U); + } + else + { + /* MCLK output is disabled */ + tmp = (uint16_t)(((((sourceclock / (32U * packetlength)) * 10U) / I2S_InitStruct->AudioFreq)) + 5U); + } + + /* Remove the floating point */ + tmp = tmp / 10U; + + /* Check the parity of the divider */ + i2sodd = (uint16_t)(tmp & (uint16_t)0x0001U); + + /* Compute the i2sdiv prescaler */ + i2sdiv = (uint16_t)((tmp - i2sodd) / 2U); + + /* Get the Mask for the Odd bit (SPI_I2SPR[8]) register */ + i2sodd = (uint16_t)(i2sodd << 8U); + } + + /* Test if the divider is 1 or 0 or greater than 0xFF */ + if ((i2sdiv < 2U) || (i2sdiv > 0xFFU)) + { + /* Set the default values */ + i2sdiv = 2U; + i2sodd = 0U; + } + + /* Write to SPIx I2SPR register the computed value */ + WRITE_REG(SPIx->I2SPR, i2sdiv | i2sodd | I2S_InitStruct->MCLKOutput); + + status = SUCCESS; + } + return status; +} + +/** + * @brief Set each @ref LL_I2S_InitTypeDef field to default value. + * @param I2S_InitStruct pointer to a @ref LL_I2S_InitTypeDef structure + * whose fields will be set to default values. + * @retval None + */ +void LL_I2S_StructInit(LL_I2S_InitTypeDef *I2S_InitStruct) +{ + /*--------------- Reset I2S init structure parameters values -----------------*/ + I2S_InitStruct->Mode = LL_I2S_MODE_SLAVE_TX; + I2S_InitStruct->Standard = LL_I2S_STANDARD_PHILIPS; + I2S_InitStruct->DataFormat = LL_I2S_DATAFORMAT_16B; + I2S_InitStruct->MCLKOutput = LL_I2S_MCLK_OUTPUT_DISABLE; + I2S_InitStruct->AudioFreq = LL_I2S_AUDIOFREQ_DEFAULT; + I2S_InitStruct->ClockPolarity = LL_I2S_POLARITY_LOW; +} + +/** + * @brief Set linear and parity prescaler. + * @note To calculate value of PrescalerLinear(I2SDIV[7:0] bits) and PrescalerParity(ODD bit)\n + * Check Audio frequency table and formulas inside Reference Manual (SPI/I2S). + * @param SPIx SPI Instance + * @param PrescalerLinear value: Min_Data=0x02 and Max_Data=0xFF. + * @param PrescalerParity This parameter can be one of the following values: + * @arg @ref LL_I2S_PRESCALER_PARITY_EVEN + * @arg @ref LL_I2S_PRESCALER_PARITY_ODD + * @retval None + */ +void LL_I2S_ConfigPrescaler(SPI_TypeDef *SPIx, uint32_t PrescalerLinear, uint32_t PrescalerParity) +{ + /* Check the I2S parameters */ + assert_param(IS_I2S_ALL_INSTANCE(SPIx)); + assert_param(IS_LL_I2S_PRESCALER_LINEAR(PrescalerLinear)); + assert_param(IS_LL_I2S_PRESCALER_PARITY(PrescalerParity)); + + /* Write to SPIx I2SPR */ + MODIFY_REG(SPIx->I2SPR, SPI_I2SPR_I2SDIV | SPI_I2SPR_ODD, PrescalerLinear | (PrescalerParity << 8U)); +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ +#endif /* SPI_I2S_SUPPORT */ + +#endif /* defined (SPI1) || defined (SPI2) */ + +/** + * @} + */ + +#endif /* USE_FULL_LL_DRIVER */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_spi.h b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_spi.h new file mode 100644 index 0000000000..2e693f54ab --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_spi.h @@ -0,0 +1,2038 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_spi.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief Header file of SPI LL module. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L0xx_LL_SPI_H +#define __STM32L0xx_LL_SPI_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (SPI1) || defined (SPI2) + +/** @defgroup SPI_LL SPI + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ + +/* Exported types ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup SPI_LL_ES_INIT SPI Exported Init structure + * @{ + */ + +/** + * @brief SPI Init structures definition + */ +typedef struct +{ + uint32_t TransferDirection; /*!< Specifies the SPI unidirectional or bidirectional data mode. + This parameter can be a value of @ref SPI_LL_EC_TRANSFER_MODE. + + This feature can be modified afterwards using unitary function @ref LL_SPI_SetTransferDirection().*/ + + uint32_t Mode; /*!< Specifies the SPI mode (Master/Slave). + This parameter can be a value of @ref SPI_LL_EC_MODE. + + This feature can be modified afterwards using unitary function @ref LL_SPI_SetMode().*/ + + uint32_t DataWidth; /*!< Specifies the SPI data width. + This parameter can be a value of @ref SPI_LL_EC_DATAWIDTH. + + This feature can be modified afterwards using unitary function @ref LL_SPI_SetDataWidth().*/ + + uint32_t ClockPolarity; /*!< Specifies the serial clock steady state. + This parameter can be a value of @ref SPI_LL_EC_POLARITY. + + This feature can be modified afterwards using unitary function @ref LL_SPI_SetClockPolarity().*/ + + uint32_t ClockPhase; /*!< Specifies the clock active edge for the bit capture. + This parameter can be a value of @ref SPI_LL_EC_PHASE. + + This feature can be modified afterwards using unitary function @ref LL_SPI_SetClockPhase().*/ + + uint32_t NSS; /*!< Specifies whether the NSS signal is managed by hardware (NSS pin) or by software using the SSI bit. + This parameter can be a value of @ref SPI_LL_EC_NSS_MODE. + + This feature can be modified afterwards using unitary function @ref LL_SPI_SetNSSMode().*/ + + uint32_t BaudRate; /*!< Specifies the BaudRate prescaler value which will be used to configure the transmit and receive SCK clock. + This parameter can be a value of @ref SPI_LL_EC_BAUDRATEPRESCALER. + @note The communication clock is derived from the master clock. The slave clock does not need to be set. + + This feature can be modified afterwards using unitary function @ref LL_SPI_SetBaudRatePrescaler().*/ + + uint32_t BitOrder; /*!< Specifies whether data transfers start from MSB or LSB bit. + This parameter can be a value of @ref SPI_LL_EC_BIT_ORDER. + + This feature can be modified afterwards using unitary function @ref LL_SPI_SetTransferBitOrder().*/ + + uint32_t CRCCalculation; /*!< Specifies if the CRC calculation is enabled or not. + This parameter can be a value of @ref SPI_LL_EC_CRC_CALCULATION. + + This feature can be modified afterwards using unitary functions @ref LL_SPI_EnableCRC() and @ref LL_SPI_DisableCRC().*/ + + uint32_t CRCPoly; /*!< Specifies the polynomial used for the CRC calculation. + This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFFFF. + + This feature can be modified afterwards using unitary function @ref LL_SPI_SetCRCPolynomial().*/ + +} LL_SPI_InitTypeDef; + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/* Exported constants --------------------------------------------------------*/ +/** @defgroup SPI_LL_Exported_Constants SPI Exported Constants + * @{ + */ + +/** @defgroup SPI_LL_EC_GET_FLAG Get Flags Defines + * @brief Flags defines which can be used with LL_SPI_ReadReg function + * @{ + */ +#define LL_SPI_SR_RXNE SPI_SR_RXNE /*!< Rx buffer not empty flag */ +#define LL_SPI_SR_TXE SPI_SR_TXE /*!< Tx buffer empty flag */ +#define LL_SPI_SR_BSY SPI_SR_BSY /*!< Busy flag */ +#define LL_SPI_SR_UDR SPI_SR_UDR /*!< Underrun flag */ +#define LL_SPI_SR_CRCERR SPI_SR_CRCERR /*!< CRC error flag */ +#define LL_SPI_SR_MODF SPI_SR_MODF /*!< Mode fault flag */ +#define LL_SPI_SR_OVR SPI_SR_OVR /*!< Overrun flag */ +#define LL_SPI_SR_FRE SPI_SR_FRE /*!< TI mode frame format error flag */ +/** + * @} + */ + +/** @defgroup SPI_LL_EC_IT IT Defines + * @brief IT defines which can be used with LL_SPI_ReadReg and LL_SPI_WriteReg functions + * @{ + */ +#define LL_SPI_CR2_RXNEIE SPI_CR2_RXNEIE /*!< Rx buffer not empty interrupt enable */ +#define LL_SPI_CR2_TXEIE SPI_CR2_TXEIE /*!< Tx buffer empty interrupt enable */ +#define LL_SPI_CR2_ERRIE SPI_CR2_ERRIE /*!< Error interrupt enable */ +/** + * @} + */ + +/** @defgroup SPI_LL_EC_MODE Operation Mode + * @{ + */ +#define LL_SPI_MODE_MASTER (SPI_CR1_MSTR | SPI_CR1_SSI) /*!< Master configuration */ +#define LL_SPI_MODE_SLAVE ((uint32_t)0x00000000U) /*!< Slave configuration */ +/** + * @} + */ + +/** @defgroup SPI_LL_EC_PROTOCOL Serial Protocol + * @{ + */ +#define LL_SPI_PROTOCOL_MOTOROLA ((uint32_t)0x00000000U) /*!< Motorola mode. Used as default value */ +#define LL_SPI_PROTOCOL_TI (SPI_CR2_FRF) /*!< TI mode */ +/** + * @} + */ + +/** @defgroup SPI_LL_EC_PHASE Clock Phase + * @{ + */ +#define LL_SPI_PHASE_1EDGE ((uint32_t)0x00000000U) /*!< First clock transition is the first data capture edge */ +#define LL_SPI_PHASE_2EDGE (SPI_CR1_CPHA) /*!< Second clock transition is the first data capture edge */ +/** + * @} + */ + +/** @defgroup SPI_LL_EC_POLARITY Clock Polarity + * @{ + */ +#define LL_SPI_POLARITY_LOW ((uint32_t)0x00000000U) /*!< Clock to 0 when idle */ +#define LL_SPI_POLARITY_HIGH (SPI_CR1_CPOL) /*!< Clock to 1 when idle */ +/** + * @} + */ + +/** @defgroup SPI_LL_EC_BAUDRATEPRESCALER Baud Rate Prescaler + * @{ + */ +#define LL_SPI_BAUDRATEPRESCALER_DIV2 ((uint32_t)0x00000000U) /*!< BaudRate control equal to fPCLK/2 */ +#define LL_SPI_BAUDRATEPRESCALER_DIV4 (SPI_CR1_BR_0) /*!< BaudRate control equal to fPCLK/4 */ +#define LL_SPI_BAUDRATEPRESCALER_DIV8 (SPI_CR1_BR_1) /*!< BaudRate control equal to fPCLK/8 */ +#define LL_SPI_BAUDRATEPRESCALER_DIV16 (SPI_CR1_BR_1 | SPI_CR1_BR_0) /*!< BaudRate control equal to fPCLK/16 */ +#define LL_SPI_BAUDRATEPRESCALER_DIV32 (SPI_CR1_BR_2) /*!< BaudRate control equal to fPCLK/32 */ +#define LL_SPI_BAUDRATEPRESCALER_DIV64 (SPI_CR1_BR_2 | SPI_CR1_BR_0) /*!< BaudRate control equal to fPCLK/64 */ +#define LL_SPI_BAUDRATEPRESCALER_DIV128 (SPI_CR1_BR_2 | SPI_CR1_BR_1) /*!< BaudRate control equal to fPCLK/128 */ +#define LL_SPI_BAUDRATEPRESCALER_DIV256 (SPI_CR1_BR_2 | SPI_CR1_BR_1 | SPI_CR1_BR_0) /*!< BaudRate control equal to fPCLK/256 */ +/** + * @} + */ + +/** @defgroup SPI_LL_EC_BIT_ORDER Transmission Bit Order + * @{ + */ +#define LL_SPI_LSB_FIRST (SPI_CR1_LSBFIRST) /*!< Data is transmitted/received with the LSB first */ +#define LL_SPI_MSB_FIRST ((uint32_t)0x00000000U) /*!< Data is transmitted/received with the MSB first */ +/** + * @} + */ + +/** @defgroup SPI_LL_EC_TRANSFER_MODE Transfer Mode + * @{ + */ +#define LL_SPI_FULL_DUPLEX ((uint32_t)0x00000000U) /*!< Full-Duplex mode. Rx and Tx transfer on 2 lines */ +#define LL_SPI_SIMPLEX_RX (SPI_CR1_RXONLY) /*!< Simplex Rx mode. Rx transfer only on 1 line */ +#define LL_SPI_HALF_DUPLEX_RX (SPI_CR1_BIDIMODE) /*!< Half-Duplex Rx mode. Rx transfer on 1 line */ +#define LL_SPI_HALF_DUPLEX_TX (SPI_CR1_BIDIMODE | SPI_CR1_BIDIOE) /*!< Half-Duplex Tx mode. Tx transfer on 1 line */ +/** + * @} + */ + +/** @defgroup SPI_LL_EC_NSS_MODE Slave Select Pin Mode + * @{ + */ +#define LL_SPI_NSS_SOFT (SPI_CR1_SSM) /*!< NSS managed internally. NSS pin not used and free */ +#define LL_SPI_NSS_HARD_INPUT ((uint32_t)0x00000000U) /*!< NSS pin used in Input. Only used in Master mode */ +#define LL_SPI_NSS_HARD_OUTPUT (((uint32_t)SPI_CR2_SSOE << 16U)) /*!< NSS pin used in Output. Only used in Slave mode as chip select */ +/** + * @} + */ + +/** @defgroup SPI_LL_EC_DATAWIDTH Datawidth + * @{ + */ +#define LL_SPI_DATAWIDTH_8BIT ((uint32_t)0x00000000U) /*!< Data length for SPI transfer: 8 bits */ +#define LL_SPI_DATAWIDTH_16BIT (SPI_CR1_DFF) /*!< Data length for SPI transfer: 16 bits */ +/** + * @} + */ +#if defined(USE_FULL_LL_DRIVER) + +/** @defgroup SPI_LL_EC_CRC_CALCULATION CRC Calculation + * @{ + */ +#define LL_SPI_CRCCALCULATION_DISABLE ((uint32_t)0x00000000U) /*!< CRC calculation disabled */ +#define LL_SPI_CRCCALCULATION_ENABLE (SPI_CR1_CRCEN) /*!< CRC calculation enabled */ +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/** @defgroup SPI_LL_Exported_Macros SPI Exported Macros + * @{ + */ + +/** @defgroup SPI_LL_EM_WRITE_READ Common Write and read registers Macros + * @{ + */ + +/** + * @brief Write a value in SPI register + * @param __INSTANCE__ SPI Instance + * @param __REG__ Register to be written + * @param __VALUE__ Value to be written in the register + * @retval None + */ +#define LL_SPI_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) + +/** + * @brief Read a value in SPI register + * @param __INSTANCE__ SPI Instance + * @param __REG__ Register to be read + * @retval Register value + */ +#define LL_SPI_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) +/** + * @} + */ + +/** + * @} + */ + +/* Exported functions --------------------------------------------------------*/ +/** @defgroup SPI_LL_Exported_Functions SPI Exported Functions + * @{ + */ + +/** @defgroup SPI_LL_EF_Configuration Configuration + * @{ + */ + +/** + * @brief Enable SPI peripheral + * @rmtoll CR1 SPE LL_SPI_Enable + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_Enable(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->CR1, SPI_CR1_SPE); +} + +/** + * @brief Disable SPI peripheral + * @note When disabling the SPI, follow the procedure described in the Reference Manual. + * @rmtoll CR1 SPE LL_SPI_Disable + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_Disable(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->CR1, SPI_CR1_SPE); +} + +/** + * @brief Check if SPI peripheral is enabled + * @rmtoll CR1 SPE LL_SPI_IsEnabled + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabled(SPI_TypeDef *SPIx) +{ + return (READ_BIT(SPIx->CR1, SPI_CR1_SPE) == (SPI_CR1_SPE)); +} + +/** + * @brief Set SPI operation mode to Master or Slave + * @note This bit should not be changed when communication is ongoing. + * @rmtoll CR1 MSTR LL_SPI_SetMode\n + * CR1 SSI LL_SPI_SetMode + * @param SPIx SPI Instance + * @param Mode This parameter can be one of the following values: + * @arg @ref LL_SPI_MODE_MASTER + * @arg @ref LL_SPI_MODE_SLAVE + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetMode(SPI_TypeDef *SPIx, uint32_t Mode) +{ + MODIFY_REG(SPIx->CR1, SPI_CR1_MSTR | SPI_CR1_SSI, Mode); +} + +/** + * @brief Get SPI operation mode (Master or Slave) + * @rmtoll CR1 MSTR LL_SPI_GetMode\n + * CR1 SSI LL_SPI_GetMode + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_MODE_MASTER + * @arg @ref LL_SPI_MODE_SLAVE + */ +__STATIC_INLINE uint32_t LL_SPI_GetMode(SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_MSTR | SPI_CR1_SSI)); +} + +/** + * @brief Set serial protocol used + * @note This bit should be written only when SPI is disabled (SPE = 0) for correct operation. + * @rmtoll CR2 FRF LL_SPI_SetStandard + * @param SPIx SPI Instance + * @param Standard This parameter can be one of the following values: + * @arg @ref LL_SPI_PROTOCOL_MOTOROLA + * @arg @ref LL_SPI_PROTOCOL_TI + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetStandard(SPI_TypeDef *SPIx, uint32_t Standard) +{ + MODIFY_REG(SPIx->CR2, SPI_CR2_FRF, Standard); +} + +/** + * @brief Get serial protocol used + * @rmtoll CR2 FRF LL_SPI_GetStandard + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_PROTOCOL_MOTOROLA + * @arg @ref LL_SPI_PROTOCOL_TI + */ +__STATIC_INLINE uint32_t LL_SPI_GetStandard(SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CR2, SPI_CR2_FRF)); +} + +/** + * @brief Set clock phase + * @note This bit should not be changed when communication is ongoing. + * This bit is not used in SPI TI mode. + * @rmtoll CR1 CPHA LL_SPI_SetClockPhase + * @param SPIx SPI Instance + * @param ClockPhase This parameter can be one of the following values: + * @arg @ref LL_SPI_PHASE_1EDGE + * @arg @ref LL_SPI_PHASE_2EDGE + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetClockPhase(SPI_TypeDef *SPIx, uint32_t ClockPhase) +{ + MODIFY_REG(SPIx->CR1, SPI_CR1_CPHA, ClockPhase); +} + +/** + * @brief Get clock phase + * @rmtoll CR1 CPHA LL_SPI_GetClockPhase + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_PHASE_1EDGE + * @arg @ref LL_SPI_PHASE_2EDGE + */ +__STATIC_INLINE uint32_t LL_SPI_GetClockPhase(SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_CPHA)); +} + +/** + * @brief Set clock polarity + * @note This bit should not be changed when communication is ongoing. + * This bit is not used in SPI TI mode. + * @rmtoll CR1 CPOL LL_SPI_SetClockPolarity + * @param SPIx SPI Instance + * @param ClockPolarity This parameter can be one of the following values: + * @arg @ref LL_SPI_POLARITY_LOW + * @arg @ref LL_SPI_POLARITY_HIGH + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetClockPolarity(SPI_TypeDef *SPIx, uint32_t ClockPolarity) +{ + MODIFY_REG(SPIx->CR1, SPI_CR1_CPOL, ClockPolarity); +} + +/** + * @brief Get clock polarity + * @rmtoll CR1 CPOL LL_SPI_GetClockPolarity + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_POLARITY_LOW + * @arg @ref LL_SPI_POLARITY_HIGH + */ +__STATIC_INLINE uint32_t LL_SPI_GetClockPolarity(SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_CPOL)); +} + +/** + * @brief Set baud rate prescaler + * @note These bits should not be changed when communication is ongoing. SPI BaudRate = fPCLK/Prescaler. + * @rmtoll CR1 BR LL_SPI_SetBaudRatePrescaler + * @param SPIx SPI Instance + * @param BaudRate This parameter can be one of the following values: + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV2 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV4 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV8 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV16 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV32 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV64 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV128 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV256 + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetBaudRatePrescaler(SPI_TypeDef *SPIx, uint32_t BaudRate) +{ + MODIFY_REG(SPIx->CR1, SPI_CR1_BR, BaudRate); +} + +/** + * @brief Get baud rate prescaler + * @rmtoll CR1 BR LL_SPI_GetBaudRatePrescaler + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV2 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV4 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV8 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV16 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV32 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV64 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV128 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV256 + */ +__STATIC_INLINE uint32_t LL_SPI_GetBaudRatePrescaler(SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_BR)); +} + +/** + * @brief Set transfer bit order + * @note This bit should not be changed when communication is ongoing. This bit is not used in SPI TI mode. + * @rmtoll CR1 LSBFIRST LL_SPI_SetTransferBitOrder + * @param SPIx SPI Instance + * @param BitOrder This parameter can be one of the following values: + * @arg @ref LL_SPI_LSB_FIRST + * @arg @ref LL_SPI_MSB_FIRST + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetTransferBitOrder(SPI_TypeDef *SPIx, uint32_t BitOrder) +{ + MODIFY_REG(SPIx->CR1, SPI_CR1_LSBFIRST, BitOrder); +} + +/** + * @brief Get transfer bit order + * @rmtoll CR1 LSBFIRST LL_SPI_GetTransferBitOrder + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_LSB_FIRST + * @arg @ref LL_SPI_MSB_FIRST + */ +__STATIC_INLINE uint32_t LL_SPI_GetTransferBitOrder(SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_LSBFIRST)); +} + +/** + * @brief Set transfer direction mode + * @note For Half-Duplex mode, Rx Direction is set by default. + * In master mode, the MOSI pin is used and in slave mode, the MISO pin is used for Half-Duplex. + * @rmtoll CR1 RXONLY LL_SPI_SetTransferDirection\n + * CR1 BIDIMODE LL_SPI_SetTransferDirection\n + * CR1 BIDIOE LL_SPI_SetTransferDirection + * @param SPIx SPI Instance + * @param TransferDirection This parameter can be one of the following values: + * @arg @ref LL_SPI_FULL_DUPLEX + * @arg @ref LL_SPI_SIMPLEX_RX + * @arg @ref LL_SPI_HALF_DUPLEX_RX + * @arg @ref LL_SPI_HALF_DUPLEX_TX + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetTransferDirection(SPI_TypeDef *SPIx, uint32_t TransferDirection) +{ + MODIFY_REG(SPIx->CR1, SPI_CR1_RXONLY | SPI_CR1_BIDIMODE | SPI_CR1_BIDIOE, TransferDirection); +} + +/** + * @brief Get transfer direction mode + * @rmtoll CR1 RXONLY LL_SPI_GetTransferDirection\n + * CR1 BIDIMODE LL_SPI_GetTransferDirection\n + * CR1 BIDIOE LL_SPI_GetTransferDirection + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_FULL_DUPLEX + * @arg @ref LL_SPI_SIMPLEX_RX + * @arg @ref LL_SPI_HALF_DUPLEX_RX + * @arg @ref LL_SPI_HALF_DUPLEX_TX + */ +__STATIC_INLINE uint32_t LL_SPI_GetTransferDirection(SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_RXONLY | SPI_CR1_BIDIMODE | SPI_CR1_BIDIOE)); +} + +/** + * @brief Set frame data width + * @rmtoll CR1 DFF LL_SPI_SetDataWidth + * @param SPIx SPI Instance + * @param DataWidth This parameter can be one of the following values: + * @arg @ref LL_SPI_DATAWIDTH_8BIT + * @arg @ref LL_SPI_DATAWIDTH_16BIT + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetDataWidth(SPI_TypeDef *SPIx, uint32_t DataWidth) +{ + MODIFY_REG(SPIx->CR1, SPI_CR1_DFF, DataWidth); +} + +/** + * @brief Get frame data width + * @rmtoll CR1 DFF LL_SPI_GetDataWidth + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_DATAWIDTH_8BIT + * @arg @ref LL_SPI_DATAWIDTH_16BIT + */ +__STATIC_INLINE uint32_t LL_SPI_GetDataWidth(SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_DFF)); +} + +/** + * @} + */ + +/** @defgroup SPI_LL_EF_CRC_Management CRC Management + * @{ + */ + +/** + * @brief Enable CRC + * @note This bit should be written only when SPI is disabled (SPE = 0) for correct operation. + * @rmtoll CR1 CRCEN LL_SPI_EnableCRC + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableCRC(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->CR1, SPI_CR1_CRCEN); +} + +/** + * @brief Disable CRC + * @note This bit should be written only when SPI is disabled (SPE = 0) for correct operation. + * @rmtoll CR1 CRCEN LL_SPI_DisableCRC + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_DisableCRC(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->CR1, SPI_CR1_CRCEN); +} + +/** + * @brief Check if CRC is enabled + * @note This bit should be written only when SPI is disabled (SPE = 0) for correct operation. + * @rmtoll CR1 CRCEN LL_SPI_IsEnabledCRC + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledCRC(SPI_TypeDef *SPIx) +{ + return (READ_BIT(SPIx->CR1, SPI_CR1_CRCEN) == (SPI_CR1_CRCEN)); +} + +/** + * @brief Set CRCNext to transfer CRC on the line + * @note This bit has to be written as soon as the last data is written in the SPIx_DR register. + * @rmtoll CR1 CRCNEXT LL_SPI_SetCRCNext + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetCRCNext(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->CR1, SPI_CR1_CRCNEXT); +} + +/** + * @brief Set polynomial for CRC calculation + * @rmtoll CRCPR CRCPOLY LL_SPI_SetCRCPolynomial + * @param SPIx SPI Instance + * @param CRCPoly This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFFFF + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetCRCPolynomial(SPI_TypeDef *SPIx, uint32_t CRCPoly) +{ + WRITE_REG(SPIx->CRCPR, (uint16_t)CRCPoly); +} + +/** + * @brief Get polynomial for CRC calculation + * @rmtoll CRCPR CRCPOLY LL_SPI_GetCRCPolynomial + * @param SPIx SPI Instance + * @retval Returned value is a number between Min_Data = 0x00 and Max_Data = 0xFFFF + */ +__STATIC_INLINE uint32_t LL_SPI_GetCRCPolynomial(SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_REG(SPIx->CRCPR)); +} + +/** + * @brief Get Rx CRC + * @rmtoll RXCRCR RXCRC LL_SPI_GetRxCRC + * @param SPIx SPI Instance + * @retval Returned value is a number between Min_Data = 0x00 and Max_Data = 0xFFFF + */ +__STATIC_INLINE uint32_t LL_SPI_GetRxCRC(SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_REG(SPIx->RXCRCR)); +} + +/** + * @brief Get Tx CRC + * @rmtoll TXCRCR TXCRC LL_SPI_GetTxCRC + * @param SPIx SPI Instance + * @retval Returned value is a number between Min_Data = 0x00 and Max_Data = 0xFFFF + */ +__STATIC_INLINE uint32_t LL_SPI_GetTxCRC(SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_REG(SPIx->TXCRCR)); +} + +/** + * @} + */ + +/** @defgroup SPI_LL_EF_NSS_Management Slave Select Pin Management + * @{ + */ + +/** + * @brief Set NSS mode + * @note LL_SPI_NSS_SOFT Mode is not used in SPI TI mode. + * @rmtoll CR1 SSM LL_SPI_SetNSSMode\n + * @rmtoll CR2 SSOE LL_SPI_SetNSSMode + * @param SPIx SPI Instance + * @param NSS This parameter can be one of the following values: + * @arg @ref LL_SPI_NSS_SOFT + * @arg @ref LL_SPI_NSS_HARD_INPUT + * @arg @ref LL_SPI_NSS_HARD_OUTPUT + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetNSSMode(SPI_TypeDef *SPIx, uint32_t NSS) +{ + MODIFY_REG(SPIx->CR1, SPI_CR1_SSM, NSS); + MODIFY_REG(SPIx->CR2, SPI_CR2_SSOE, ((uint32_t)(NSS >> 16U))); +} + +/** + * @brief Get NSS mode + * @rmtoll CR1 SSM LL_SPI_GetNSSMode\n + * @rmtoll CR2 SSOE LL_SPI_GetNSSMode + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_NSS_SOFT + * @arg @ref LL_SPI_NSS_HARD_INPUT + * @arg @ref LL_SPI_NSS_HARD_OUTPUT + */ +__STATIC_INLINE uint32_t LL_SPI_GetNSSMode(SPI_TypeDef *SPIx) +{ + register uint32_t Ssm = (READ_BIT(SPIx->CR1, SPI_CR1_SSM)); + register uint32_t Ssoe = (READ_BIT(SPIx->CR2, SPI_CR2_SSOE) << 16U); + return (Ssm | Ssoe); +} + +/** + * @} + */ + +/** @defgroup SPI_LL_EF_FLAG_Management FLAG Management + * @{ + */ + +/** + * @brief Check if Rx buffer is not empty + * @rmtoll SR RXNE LL_SPI_IsActiveFlag_RXNE + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_RXNE(SPI_TypeDef *SPIx) +{ + return (READ_BIT(SPIx->SR, SPI_SR_RXNE) == (SPI_SR_RXNE)); +} + +/** + * @brief Check if Tx buffer is empty + * @rmtoll SR TXE LL_SPI_IsActiveFlag_TXE + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_TXE(SPI_TypeDef *SPIx) +{ + return (READ_BIT(SPIx->SR, SPI_SR_TXE) == (SPI_SR_TXE)); +} + +/** + * @brief Get CRC error flag + * @rmtoll SR CRCERR LL_SPI_IsActiveFlag_CRCERR + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_CRCERR(SPI_TypeDef *SPIx) +{ + return (READ_BIT(SPIx->SR, SPI_SR_CRCERR) == (SPI_SR_CRCERR)); +} + +/** + * @brief Get mode fault error flag + * @rmtoll SR MODF LL_SPI_IsActiveFlag_MODF + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_MODF(SPI_TypeDef *SPIx) +{ + return (READ_BIT(SPIx->SR, SPI_SR_MODF) == (SPI_SR_MODF)); +} + +/** + * @brief Get overrun error flag + * @rmtoll SR OVR LL_SPI_IsActiveFlag_OVR + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_OVR(SPI_TypeDef *SPIx) +{ + return (READ_BIT(SPIx->SR, SPI_SR_OVR) == (SPI_SR_OVR)); +} + +/** + * @brief Get busy flag + * @note The BSY flag is cleared under any one of the following conditions: + * -When the SPI is correctly disabled + * -When a fault is detected in Master mode (MODF bit set to 1) + * -In Master mode, when it finishes a data transmission and no new data is ready to be + * sent + * -In Slave mode, when the BSY flag is set to '0' for at least one SPI clock cycle between + * each data transfer. + * @rmtoll SR BSY LL_SPI_IsActiveFlag_BSY + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_BSY(SPI_TypeDef *SPIx) +{ + return (READ_BIT(SPIx->SR, SPI_SR_BSY) == (SPI_SR_BSY)); +} + +/** + * @brief Get frame format error flag + * @rmtoll SR FRE LL_SPI_IsActiveFlag_FRE + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_FRE(SPI_TypeDef *SPIx) +{ + return (READ_BIT(SPIx->SR, SPI_SR_FRE) == (SPI_SR_FRE)); +} + +/** + * @brief Clear CRC error flag + * @rmtoll SR CRCERR LL_SPI_ClearFlag_CRCERR + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_ClearFlag_CRCERR(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->SR, SPI_SR_CRCERR); +} + +/** + * @brief Clear mode fault error flag + * @note Clearing this flag is done by a read access to the SPIx_SR + * register followed by a write access to the SPIx_CR1 register + * @rmtoll SR MODF LL_SPI_ClearFlag_MODF + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_ClearFlag_MODF(SPI_TypeDef *SPIx) +{ + __IO uint32_t tmpreg; + tmpreg = SPIx->SR; + (void) tmpreg; + tmpreg = CLEAR_BIT(SPIx->CR1, SPI_CR1_SPE); + (void) tmpreg; +} + +/** + * @brief Clear overrun error flag + * @note Clearing this flag is done by a read access to the SPIx_DR + * register followed by a read access to the SPIx_SR register + * @rmtoll SR OVR LL_SPI_ClearFlag_OVR + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_ClearFlag_OVR(SPI_TypeDef *SPIx) +{ + __IO uint32_t tmpreg; + tmpreg = SPIx->DR; + (void) tmpreg; + tmpreg = SPIx->SR; + (void) tmpreg; +} + +/** + * @brief Clear frame format error flag + * @note Clearing this flag is done by reading SPIx_SR register + * @rmtoll SR FRE LL_SPI_ClearFlag_FRE + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_ClearFlag_FRE(SPI_TypeDef *SPIx) +{ + __IO uint32_t tmpreg; + tmpreg = SPIx->SR; + (void) tmpreg; +} + +/** + * @} + */ + +/** @defgroup SPI_LL_EF_IT_Management Interrupt Management + * @{ + */ + +/** + * @brief Enable error interrupt + * @note This bit controls the generation of an interrupt when an error condition occurs (CRCERR, OVR, MODF in SPI mode, FRE at TI mode). + * @rmtoll CR2 ERRIE LL_SPI_EnableIT_ERR + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableIT_ERR(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->CR2, SPI_CR2_ERRIE); +} + +/** + * @brief Enable Rx buffer not empty interrupt + * @rmtoll CR2 RXNEIE LL_SPI_EnableIT_RXNE + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableIT_RXNE(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->CR2, SPI_CR2_RXNEIE); +} + +/** + * @brief Enable Tx buffer empty interrupt + * @rmtoll CR2 TXEIE LL_SPI_EnableIT_TXE + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableIT_TXE(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->CR2, SPI_CR2_TXEIE); +} + +/** + * @brief Disable error interrupt + * @note This bit controls the generation of an interrupt when an error condition occurs (CRCERR, OVR, MODF in SPI mode, FRE at TI mode). + * @rmtoll CR2 ERRIE LL_SPI_DisableIT_ERR + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_DisableIT_ERR(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->CR2, SPI_CR2_ERRIE); +} + +/** + * @brief Disable Rx buffer not empty interrupt + * @rmtoll CR2 RXNEIE LL_SPI_DisableIT_RXNE + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_DisableIT_RXNE(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->CR2, SPI_CR2_RXNEIE); +} + +/** + * @brief Disable Tx buffer empty interrupt + * @rmtoll CR2 TXEIE LL_SPI_DisableIT_TXE + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_DisableIT_TXE(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->CR2, SPI_CR2_TXEIE); +} + +/** + * @brief Check if error interrupt is enabled + * @rmtoll CR2 ERRIE LL_SPI_IsEnabledIT_ERR + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_ERR(SPI_TypeDef *SPIx) +{ + return (READ_BIT(SPIx->CR2, SPI_CR2_ERRIE) == (SPI_CR2_ERRIE)); +} + +/** + * @brief Check if Rx buffer not empty interrupt is enabled + * @rmtoll CR2 RXNEIE LL_SPI_IsEnabledIT_RXNE + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_RXNE(SPI_TypeDef *SPIx) +{ + return (READ_BIT(SPIx->CR2, SPI_CR2_RXNEIE) == (SPI_CR2_RXNEIE)); +} + +/** + * @brief Check if Tx buffer empty interrupt + * @rmtoll CR2 TXEIE LL_SPI_IsEnabledIT_TXE + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_TXE(SPI_TypeDef *SPIx) +{ + return (READ_BIT(SPIx->CR2, SPI_CR2_TXEIE) == (SPI_CR2_TXEIE)); +} + +/** + * @} + */ + +/** @defgroup SPI_LL_EF_DMA_Management DMA Management + * @{ + */ + +/** + * @brief Enable DMA Rx + * @rmtoll CR2 RXDMAEN LL_SPI_EnableDMAReq_RX + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableDMAReq_RX(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->CR2, SPI_CR2_RXDMAEN); +} + +/** + * @brief Disable DMA Rx + * @rmtoll CR2 RXDMAEN LL_SPI_DisableDMAReq_RX + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_DisableDMAReq_RX(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->CR2, SPI_CR2_RXDMAEN); +} + +/** + * @brief Check if DMA Rx is enabled + * @rmtoll CR2 RXDMAEN LL_SPI_IsEnabledDMAReq_RX + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledDMAReq_RX(SPI_TypeDef *SPIx) +{ + return (READ_BIT(SPIx->CR2, SPI_CR2_RXDMAEN) == (SPI_CR2_RXDMAEN)); +} + +/** + * @brief Enable DMA Tx + * @rmtoll CR2 TXDMAEN LL_SPI_EnableDMAReq_TX + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableDMAReq_TX(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->CR2, SPI_CR2_TXDMAEN); +} + +/** + * @brief Disable DMA Tx + * @rmtoll CR2 TXDMAEN LL_SPI_DisableDMAReq_TX + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_DisableDMAReq_TX(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->CR2, SPI_CR2_TXDMAEN); +} + +/** + * @brief Check if DMA Tx is enabled + * @rmtoll CR2 TXDMAEN LL_SPI_IsEnabledDMAReq_TX + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledDMAReq_TX(SPI_TypeDef *SPIx) +{ + return (READ_BIT(SPIx->CR2, SPI_CR2_TXDMAEN) == (SPI_CR2_TXDMAEN)); +} + +/** + * @brief Get the data register address used for DMA transfer + * @rmtoll DR DR LL_SPI_DMA_GetRegAddr + * @param SPIx SPI Instance + * @retval Address of data register + */ +__STATIC_INLINE uint32_t LL_SPI_DMA_GetRegAddr(SPI_TypeDef *SPIx) +{ + return (uint32_t) & (SPIx->DR); +} + +/** + * @} + */ + +/** @defgroup SPI_LL_EF_DATA_Management DATA Management + * @{ + */ + +/** + * @brief Read 8-Bits in the data register + * @rmtoll DR DR LL_SPI_ReceiveData8 + * @param SPIx SPI Instance + * @retval RxData Value between Min_Data=0x00 and Max_Data=0xFF + */ +__STATIC_INLINE uint8_t LL_SPI_ReceiveData8(SPI_TypeDef *SPIx) +{ + return (uint8_t)(READ_REG(SPIx->DR)); +} + +/** + * @brief Read 16-Bits in the data register + * @rmtoll DR DR LL_SPI_ReceiveData16 + * @param SPIx SPI Instance + * @retval RxData Value between Min_Data=0x00 and Max_Data=0xFFFF + */ +__STATIC_INLINE uint16_t LL_SPI_ReceiveData16(SPI_TypeDef *SPIx) +{ + return (uint16_t)(READ_REG(SPIx->DR)); +} + +/** + * @brief Write 8-Bits in the data register + * @rmtoll DR DR LL_SPI_TransmitData8 + * @param SPIx SPI Instance + * @param TxData Value between Min_Data=0x00 and Max_Data=0xFF + * @retval None + */ +__STATIC_INLINE void LL_SPI_TransmitData8(SPI_TypeDef *SPIx, uint8_t TxData) +{ + *((__IO uint8_t *)&SPIx->DR) = TxData; +} + +/** + * @brief Write 16-Bits in the data register + * @rmtoll DR DR LL_SPI_TransmitData16 + * @param SPIx SPI Instance + * @param TxData Value between Min_Data=0x00 and Max_Data=0xFFFF + * @retval None + */ +__STATIC_INLINE void LL_SPI_TransmitData16(SPI_TypeDef *SPIx, uint16_t TxData) +{ + *((__IO uint16_t *)&SPIx->DR) = TxData; +} + +/** + * @} + */ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup SPI_LL_EF_Init Initialization and de-initialization functions + * @{ + */ + +ErrorStatus LL_SPI_DeInit(SPI_TypeDef *SPIx); +ErrorStatus LL_SPI_Init(SPI_TypeDef *SPIx, LL_SPI_InitTypeDef *SPI_InitStruct); +void LL_SPI_StructInit(LL_SPI_InitTypeDef *SPI_InitStruct); + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ +/** + * @} + */ + +/** + * @} + */ + +#if defined(SPI_I2S_SUPPORT) +/** @defgroup I2S_LL I2S + * @{ + */ + +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ + +/* Exported types ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup I2S_LL_ES_INIT I2S Exported Init structure + * @{ + */ + +/** + * @brief I2S Init structure definition + */ + +typedef struct +{ + uint32_t Mode; /*!< Specifies the I2S operating mode. + This parameter can be a value of @ref I2S_LL_EC_MODE + + This feature can be modified afterwards using unitary function @ref LL_I2S_SetTransferMode().*/ + + uint32_t Standard; /*!< Specifies the standard used for the I2S communication. + This parameter can be a value of @ref I2S_LL_EC_STANDARD + + This feature can be modified afterwards using unitary function @ref LL_I2S_SetStandard().*/ + + + uint32_t DataFormat; /*!< Specifies the data format for the I2S communication. + This parameter can be a value of @ref I2S_LL_EC_DATA_FORMAT + + This feature can be modified afterwards using unitary function @ref LL_I2S_SetDataFormat().*/ + + + uint32_t MCLKOutput; /*!< Specifies whether the I2S MCLK output is enabled or not. + This parameter can be a value of @ref I2S_LL_EC_MCLK_OUTPUT + + This feature can be modified afterwards using unitary functions @ref LL_I2S_EnableMasterClock() or @ref LL_I2S_DisableMasterClock.*/ + + + uint32_t AudioFreq; /*!< Specifies the frequency selected for the I2S communication. + This parameter can be a value of @ref I2S_LL_EC_AUDIO_FREQ + + Audio Frequency can be modified afterwards using Reference manual formulas to calculate Prescaler Linear, Parity + and unitary functions @ref LL_I2S_SetPrescalerLinear() and @ref LL_I2S_SetPrescalerParity() to set it.*/ + + + uint32_t ClockPolarity; /*!< Specifies the idle state of the I2S clock. + This parameter can be a value of @ref I2S_LL_EC_POLARITY + + This feature can be modified afterwards using unitary function @ref LL_I2S_SetClockPolarity().*/ + +} LL_I2S_InitTypeDef; + +/** + * @} + */ +#endif /*USE_FULL_LL_DRIVER*/ + +/* Exported constants --------------------------------------------------------*/ +/** @defgroup I2S_LL_Exported_Constants I2S Exported Constants + * @{ + */ + +/** @defgroup I2S_LL_EC_GET_FLAG Get Flags Defines + * @brief Flags defines which can be used with LL_I2S_ReadReg function + * @{ + */ +#define LL_I2S_SR_RXNE LL_SPI_SR_RXNE /*!< Rx buffer not empty flag */ +#define LL_I2S_SR_TXE LL_SPI_SR_TXE /*!< Tx buffer empty flag */ +#define LL_I2S_SR_BSY LL_SPI_SR_BSY /*!< Busy flag */ +#define LL_I2S_SR_UDR LL_SPI_SR_UDR /*!< Underrun flag */ +#define LL_I2S_SR_OVR LL_SPI_SR_OVR /*!< Overrun flag */ +#define LL_I2S_SR_FRE LL_SPI_SR_FRE /*!< TI mode frame format error flag */ +/** + * @} + */ + +/** @defgroup SPI_LL_EC_IT IT Defines + * @brief IT defines which can be used with LL_SPI_ReadReg and LL_SPI_WriteReg functions + * @{ + */ +#define LL_I2S_CR2_RXNEIE LL_SPI_CR2_RXNEIE /*!< Rx buffer not empty interrupt enable */ +#define LL_I2S_CR2_TXEIE LL_SPI_CR2_TXEIE /*!< Tx buffer empty interrupt enable */ +#define LL_I2S_CR2_ERRIE LL_SPI_CR2_ERRIE /*!< Error interrupt enable */ +/** + * @} + */ + +/** @defgroup I2S_LL_EC_DATA_FORMAT Data format + * @{ + */ +#define LL_I2S_DATAFORMAT_16B ((uint32_t)0x00000000U) /*!< Data length 16 bits, Channel lenght 16bit */ +#define LL_I2S_DATAFORMAT_16B_EXTENDED (SPI_I2SCFGR_CHLEN) /*!< Data length 16 bits, Channel lenght 32bit */ +#define LL_I2S_DATAFORMAT_24B (SPI_I2SCFGR_CHLEN | SPI_I2SCFGR_DATLEN_0) /*!< Data length 24 bits, Channel lenght 32bit */ +#define LL_I2S_DATAFORMAT_32B (SPI_I2SCFGR_CHLEN | SPI_I2SCFGR_DATLEN_1) /*!< Data length 16 bits, Channel lenght 32bit */ +/** + * @} + */ + +/** @defgroup I2S_LL_EC_POLARITY Clock Polarity + * @{ + */ +#define LL_I2S_POLARITY_LOW ((uint32_t)0x00000000U) /*!< Clock steady state is low level */ +#define LL_I2S_POLARITY_HIGH (SPI_I2SCFGR_CKPOL) /*!< Clock steady state is high level */ +/** + * @} + */ + +/** @defgroup I2S_LL_EC_STANDARD I2s Standard + * @{ + */ +#define LL_I2S_STANDARD_PHILIPS ((uint32_t)0x00000000U) /*!< I2S standard philips */ +#define LL_I2S_STANDARD_MSB (SPI_I2SCFGR_I2SSTD_0) /*!< MSB justified standard (left justified) */ +#define LL_I2S_STANDARD_LSB (SPI_I2SCFGR_I2SSTD_1) /*!< LSB justified standard (right justified) */ +#define LL_I2S_STANDARD_PCM_SHORT (SPI_I2SCFGR_I2SSTD_0 | SPI_I2SCFGR_I2SSTD_1) /*!< PCM standard, short frame synchronization */ +#define LL_I2S_STANDARD_PCM_LONG (SPI_I2SCFGR_I2SSTD_0 | SPI_I2SCFGR_I2SSTD_1 | SPI_I2SCFGR_PCMSYNC) /*!< PCM standard, long frame synchronization */ +/** + * @} + */ + +/** @defgroup I2S_LL_EC_MODE Operation Mode + * @{ + */ +#define LL_I2S_MODE_SLAVE_TX ((uint32_t)0x00000000U) /*!< Slave Tx configuration */ +#define LL_I2S_MODE_SLAVE_RX (SPI_I2SCFGR_I2SCFG_0) /*!< Slave Rx configuration */ +#define LL_I2S_MODE_MASTER_TX (SPI_I2SCFGR_I2SCFG_1) /*!< Master Tx configuration */ +#define LL_I2S_MODE_MASTER_RX (SPI_I2SCFGR_I2SCFG_0 | SPI_I2SCFGR_I2SCFG_1) /*!< Master Rx configuration */ +/** + * @} + */ + +/** @defgroup I2S_LL_EC_PRESCALER_FACTOR Prescaler Factor + * @{ + */ +#define LL_I2S_PRESCALER_PARITY_EVEN ((uint32_t)0x00000000U) /*!< Odd factor: Real divider value is = I2SDIV * 2 */ +#define LL_I2S_PRESCALER_PARITY_ODD (SPI_I2SPR_ODD >> 8U) /*!< Odd factor: Real divider value is = (I2SDIV * 2)+1 */ +/** + * @} + */ + +#if defined(USE_FULL_LL_DRIVER) + +/** @defgroup I2S_LL_EC_MCLK_OUTPUT MCLK Output + * @{ + */ +#define LL_I2S_MCLK_OUTPUT_DISABLE ((uint32_t)0x00000000U) /*!< Master clock output is disabled */ +#define LL_I2S_MCLK_OUTPUT_ENABLE (SPI_I2SPR_MCKOE) /*!< Master clock output is enabled */ +/** + * @} + */ + +/** @defgroup I2S_LL_EC_AUDIO_FREQ Audio Frequency + * @{ + */ + +#define LL_I2S_AUDIOFREQ_192K ((uint32_t)192000) /*!< Audio Frequency configuration 192000 Hz */ +#define LL_I2S_AUDIOFREQ_96K ((uint32_t) 96000) /*!< Audio Frequency configuration 96000 Hz */ +#define LL_I2S_AUDIOFREQ_48K ((uint32_t) 48000) /*!< Audio Frequency configuration 48000 Hz */ +#define LL_I2S_AUDIOFREQ_44K ((uint32_t) 44100) /*!< Audio Frequency configuration 44100 Hz */ +#define LL_I2S_AUDIOFREQ_32K ((uint32_t) 32000) /*!< Audio Frequency configuration 32000 Hz */ +#define LL_I2S_AUDIOFREQ_22K ((uint32_t) 22050) /*!< Audio Frequency configuration 22050 Hz */ +#define LL_I2S_AUDIOFREQ_16K ((uint32_t) 16000) /*!< Audio Frequency configuration 16000 Hz */ +#define LL_I2S_AUDIOFREQ_11K ((uint32_t) 11025) /*!< Audio Frequency configuration 11025 Hz */ +#define LL_I2S_AUDIOFREQ_8K ((uint32_t) 8000) /*!< Audio Frequency configuration 8000 Hz */ +#define LL_I2S_AUDIOFREQ_DEFAULT ((uint32_t) 2) /*!< Audio Freq not specified. Register I2SDIV = 2 */ +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/** @defgroup I2S_LL_Exported_Macros I2S Exported Macros + * @{ + */ + +/** @defgroup I2S_LL_EM_WRITE_READ Common Write and read registers Macros + * @{ + */ + +/** + * @brief Write a value in I2S register + * @param __INSTANCE__ I2S Instance + * @param __REG__ Register to be written + * @param __VALUE__ Value to be written in the register + * @retval None + */ +#define LL_I2S_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) + +/** + * @brief Read a value in I2S register + * @param __INSTANCE__ I2S Instance + * @param __REG__ Register to be read + * @retval Register value + */ +#define LL_I2S_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) +/** + * @} + */ + +/** + * @} + */ + + +/* Exported functions --------------------------------------------------------*/ + +/** @defgroup I2S_LL_Exported_Functions I2S Exported Functions + * @{ + */ + +/** @defgroup I2S_LL_EF_Configuration Configuration + * @{ + */ + +/** + * @brief Select I2S mode and Enable I2S peripheral + * @rmtoll I2SCFGR I2SMOD LL_I2S_Enable\n + * I2SCFGR I2SE LL_I2S_Enable + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_Enable(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_I2SMOD | SPI_I2SCFGR_I2SE); +} + +/** + * @brief Disable I2S peripheral + * @rmtoll I2SCFGR I2SE LL_I2S_Disable + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_Disable(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_I2SMOD | SPI_I2SCFGR_I2SE); +} + +/** + * @brief Check if I2S peripheral is enabled + * @rmtoll I2SCFGR I2SE LL_I2S_IsEnabled + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2S_IsEnabled(SPI_TypeDef *SPIx) +{ + return (READ_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_I2SE) == (SPI_I2SCFGR_I2SE)); +} + +/** + * @brief Set I2S Data frame length + * @rmtoll I2SCFGR DATLEN LL_I2S_SetDataFormat\n + * I2SCFGR CHLEN LL_I2S_SetDataFormat + * @param SPIx SPI Instance + * @param DataFormat This parameter can be one of the following values: + * @arg @ref LL_I2S_DATAFORMAT_16B + * @arg @ref LL_I2S_DATAFORMAT_16B_EXTENDED + * @arg @ref LL_I2S_DATAFORMAT_24B + * @arg @ref LL_I2S_DATAFORMAT_32B + * @retval None + */ +__STATIC_INLINE void LL_I2S_SetDataFormat(SPI_TypeDef *SPIx, uint32_t DataFormat) +{ + MODIFY_REG(SPIx->I2SCFGR, SPI_I2SCFGR_DATLEN | SPI_I2SCFGR_CHLEN, DataFormat); +} + +/** + * @brief Get I2S Data frame length + * @rmtoll I2SCFGR DATLEN LL_I2S_GetDataFormat\n + * I2SCFGR CHLEN LL_I2S_GetDataFormat + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_I2S_DATAFORMAT_16B + * @arg @ref LL_I2S_DATAFORMAT_16B_EXTENDED + * @arg @ref LL_I2S_DATAFORMAT_24B + * @arg @ref LL_I2S_DATAFORMAT_32B + */ +__STATIC_INLINE uint32_t LL_I2S_GetDataFormat(SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_DATLEN | SPI_I2SCFGR_CHLEN)); +} + +/** + * @brief Set I2S clock polarity + * @rmtoll I2SCFGR CKPOL LL_I2S_SetClockPolarity + * @param SPIx SPI Instance + * @param ClockPolarity This parameter can be one of the following values: + * @arg @ref LL_I2S_POLARITY_LOW + * @arg @ref LL_I2S_POLARITY_HIGH + * @retval None + */ +__STATIC_INLINE void LL_I2S_SetClockPolarity(SPI_TypeDef *SPIx, uint32_t ClockPolarity) +{ + SET_BIT(SPIx->I2SCFGR, ClockPolarity); +} + +/** + * @brief Get I2S clock polarity + * @rmtoll I2SCFGR CKPOL LL_I2S_GetClockPolarity + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_I2S_POLARITY_LOW + * @arg @ref LL_I2S_POLARITY_HIGH + */ +__STATIC_INLINE uint32_t LL_I2S_GetClockPolarity(SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_CKPOL)); +} + +/** + * @brief Set I2S Standard Protocol + * @rmtoll I2SCFGR I2SSTD LL_I2S_SetStandard\n + * I2SCFGR PCMSYNC LL_I2S_SetStandard + * @param SPIx SPI Instance + * @param Standard This parameter can be one of the following values: + * @arg @ref LL_I2S_STANDARD_PHILIPS + * @arg @ref LL_I2S_STANDARD_MSB + * @arg @ref LL_I2S_STANDARD_LSB + * @arg @ref LL_I2S_STANDARD_PCM_SHORT + * @arg @ref LL_I2S_STANDARD_PCM_LONG + * @retval None + */ +__STATIC_INLINE void LL_I2S_SetStandard(SPI_TypeDef *SPIx, uint32_t Standard) +{ + MODIFY_REG(SPIx->I2SCFGR, SPI_I2SCFGR_I2SSTD | SPI_I2SCFGR_PCMSYNC, Standard); +} + +/** + * @brief Get I2S Standard Protocol + * @rmtoll I2SCFGR I2SSTD LL_I2S_GetStandard\n + * I2SCFGR PCMSYNC LL_I2S_GetStandard + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_I2S_STANDARD_PHILIPS + * @arg @ref LL_I2S_STANDARD_MSB + * @arg @ref LL_I2S_STANDARD_LSB + * @arg @ref LL_I2S_STANDARD_PCM_SHORT + * @arg @ref LL_I2S_STANDARD_PCM_LONG + */ +__STATIC_INLINE uint32_t LL_I2S_GetStandard(SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_I2SSTD | SPI_I2SCFGR_PCMSYNC)); +} + +/** + * @brief Set I2S Transfer Mode + * @rmtoll I2SCFGR I2SCFG LL_I2S_SetTransferMode + * @param SPIx SPI Instance + * @param Mode This parameter can be one of the following values: + * @arg @ref LL_I2S_MODE_SLAVE_TX + * @arg @ref LL_I2S_MODE_SLAVE_RX + * @arg @ref LL_I2S_MODE_MASTER_TX + * @arg @ref LL_I2S_MODE_MASTER_RX + * @retval None + */ +__STATIC_INLINE void LL_I2S_SetTransferMode(SPI_TypeDef *SPIx, uint32_t Mode) +{ + MODIFY_REG(SPIx->I2SCFGR, SPI_I2SCFGR_I2SCFG, Mode); +} + +/** + * @brief Get I2S Transfer Mode + * @rmtoll I2SCFGR I2SCFG LL_I2S_GetTransferMode + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_I2S_MODE_SLAVE_TX + * @arg @ref LL_I2S_MODE_SLAVE_RX + * @arg @ref LL_I2S_MODE_MASTER_TX + * @arg @ref LL_I2S_MODE_MASTER_RX + */ +__STATIC_INLINE uint32_t LL_I2S_GetTransferMode(SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_I2SCFG)); +} + +/** + * @brief Set I2S linear prescaler + * @rmtoll I2SPR I2SDIV LL_I2S_SetPrescalerLinear + * @param SPIx SPI Instance + * @param PrescalerLinear Value between Min_Data=0x02 and Max_Data=0xFF + * @retval None + */ +__STATIC_INLINE void LL_I2S_SetPrescalerLinear(SPI_TypeDef *SPIx, uint8_t PrescalerLinear) +{ + MODIFY_REG(SPIx->I2SPR, SPI_I2SPR_I2SDIV, PrescalerLinear); +} + +/** + * @brief Get I2S linear prescaler + * @rmtoll I2SPR I2SDIV LL_I2S_GetPrescalerLinear + * @param SPIx SPI Instance + * @retval PrescalerLinear Value between Min_Data=0x02 and Max_Data=0xFF + */ +__STATIC_INLINE uint32_t LL_I2S_GetPrescalerLinear(SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->I2SPR, SPI_I2SPR_I2SDIV)); +} + +/** + * @brief Set I2S parity prescaler + * @rmtoll I2SPR ODD LL_I2S_SetPrescalerParity + * @param SPIx SPI Instance + * @param PrescalerParity This parameter can be one of the following values: + * @arg @ref LL_I2S_PRESCALER_PARITY_EVEN + * @arg @ref LL_I2S_PRESCALER_PARITY_ODD + * @retval None + */ +__STATIC_INLINE void LL_I2S_SetPrescalerParity(SPI_TypeDef *SPIx, uint32_t PrescalerParity) +{ + MODIFY_REG(SPIx->I2SPR, SPI_I2SPR_ODD, PrescalerParity << 8U); +} + +/** + * @brief Get I2S parity prescaler + * @rmtoll I2SPR ODD LL_I2S_GetPrescalerParity + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_I2S_PRESCALER_PARITY_EVEN + * @arg @ref LL_I2S_PRESCALER_PARITY_ODD + */ +__STATIC_INLINE uint32_t LL_I2S_GetPrescalerParity(SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->I2SPR, SPI_I2SPR_ODD) >> 8U); +} + +/** + * @brief Enable the Master Clock Ouput (Pin MCK) + * @rmtoll I2SPR MCKOE LL_I2S_EnableMasterClock + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_EnableMasterClock(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->I2SPR, SPI_I2SPR_MCKOE); +} + +/** + * @brief Disable the Master Clock Ouput (Pin MCK) + * @rmtoll I2SPR MCKOE LL_I2S_DisableMasterClock + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_DisableMasterClock(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->I2SPR, SPI_I2SPR_MCKOE); +} + +/** + * @brief Check if the Master Clock Ouput (Pin MCK) is enabled + * @rmtoll I2SPR MCKOE LL_I2S_IsEnabledMasterClock + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2S_IsEnabledMasterClock(SPI_TypeDef *SPIx) +{ + return (READ_BIT(SPIx->I2SPR, SPI_I2SPR_MCKOE) == (SPI_I2SPR_MCKOE)); +} + +#if defined(SPI_I2SCFGR_ASTRTEN) +/** + * @brief Enable Asynchronous Start + * @rmtoll I2SCFGR ASTRTEN LL_I2S_EnableAsyncStart + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_EnableAsyncStart(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_ASTRTEN); +} + +/** + * @brief Disable Asynchronous Start + * @rmtoll I2SCFGR ASTRTEN LL_I2S_DisableAsyncStart + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_DisableAsyncStart(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_ASTRTEN); +} + +/** + * @brief Check if Asynchronous Start is enabled + * @rmtoll I2SCFGR ASTRTEN LL_I2S_IsEnabledAsyncStart + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2S_IsEnabledAsyncStart(SPI_TypeDef *SPIx) +{ + return (READ_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_ASTRTEN) == (SPI_I2SCFGR_ASTRTEN)); +} +#endif /* SPI_I2SCFGR_ASTRTEN */ + +/** + * @} + */ + +/** @defgroup I2S_LL_EF_FLAG FLAG Management + * @{ + */ + +/** + * @brief Check if Rx buffer is not empty + * @rmtoll SR RXNE LL_I2S_IsActiveFlag_RXNE + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2S_IsActiveFlag_RXNE(SPI_TypeDef *SPIx) +{ + return LL_SPI_IsActiveFlag_RXNE(SPIx); +} + +/** + * @brief Check if Tx buffer is empty + * @rmtoll SR TXE LL_I2S_IsActiveFlag_TXE + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2S_IsActiveFlag_TXE(SPI_TypeDef *SPIx) +{ + return LL_SPI_IsActiveFlag_TXE(SPIx); +} + +/** + * @brief Get Busy flag + * @rmtoll SR BSY LL_I2S_IsActiveFlag_BSY + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2S_IsActiveFlag_BSY(SPI_TypeDef *SPIx) +{ + return LL_SPI_IsActiveFlag_BSY(SPIx); +} + +/** + * @brief Get Overrun error flag + * @rmtoll SR OVR LL_I2S_IsActiveFlag_OVR + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2S_IsActiveFlag_OVR(SPI_TypeDef *SPIx) +{ + return LL_SPI_IsActiveFlag_OVR(SPIx); +} + +/** + * @brief Get Underrun error flag + * @rmtoll SR UDR LL_I2S_IsActiveFlag_UDR + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2S_IsActiveFlag_UDR(SPI_TypeDef *SPIx) +{ + return (READ_BIT(SPIx->SR, SPI_SR_UDR) == (SPI_SR_UDR)); +} + +/** + * @brief Get Frame format error flag + * @rmtoll SR FRE LL_I2S_IsActiveFlag_FRE + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2S_IsActiveFlag_FRE(SPI_TypeDef *SPIx) +{ + return LL_SPI_IsActiveFlag_FRE(SPIx); +} + +/** + * @brief Get Channel side flag. + * @note 0: Channel Left has to be transmitted or has been received\n + * 1: Channel Right has to be transmitted or has been received\n + * It has no significance in PCM mode. + * @rmtoll SR CHSIDE LL_I2S_IsActiveFlag_CHSIDE + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2S_IsActiveFlag_CHSIDE(SPI_TypeDef *SPIx) +{ + return (READ_BIT(SPIx->SR, SPI_SR_CHSIDE) == (SPI_SR_CHSIDE)); +} + +/** + * @brief Clear Overrun error flag + * @rmtoll SR OVR LL_I2S_ClearFlag_OVR + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_ClearFlag_OVR(SPI_TypeDef *SPIx) +{ + LL_SPI_ClearFlag_OVR(SPIx); +} + +/** + * @brief Clear Underrun error flag + * @rmtoll SR UDR LL_I2S_ClearFlag_UDR + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_ClearFlag_UDR(SPI_TypeDef *SPIx) +{ + __IO uint32_t tmpreg; + tmpreg = SPIx->SR; + (void)tmpreg; +} + +/** + * @brief Clear Frame format error flag + * @rmtoll SR FRE LL_I2S_ClearFlag_FRE + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_ClearFlag_FRE(SPI_TypeDef *SPIx) +{ + LL_SPI_ClearFlag_FRE(SPIx); +} + +/** + * @} + */ + +/** @defgroup I2S_LL_EF_IT Interrupt Management + * @{ + */ + +/** + * @brief Enable error IT + * @note This bit controls the generation of an interrupt when an error condition occurs (OVR, UDR and FRE in I2S mode). + * @rmtoll CR2 ERRIE LL_I2S_EnableIT_ERR + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_EnableIT_ERR(SPI_TypeDef *SPIx) +{ + LL_SPI_EnableIT_ERR(SPIx); +} + +/** + * @brief Enable Rx buffer not empty IT + * @rmtoll CR2 RXNEIE LL_I2S_EnableIT_RXNE + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_EnableIT_RXNE(SPI_TypeDef *SPIx) +{ + LL_SPI_EnableIT_RXNE(SPIx); +} + +/** + * @brief Enable Tx buffer empty IT + * @rmtoll CR2 TXEIE LL_I2S_EnableIT_TXE + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_EnableIT_TXE(SPI_TypeDef *SPIx) +{ + LL_SPI_EnableIT_TXE(SPIx); +} + +/** + * @brief Disable Error IT + * @note This bit controls the generation of an interrupt when an error condition occurs (OVR, UDR and FRE in I2S mode). + * @rmtoll CR2 ERRIE LL_I2S_DisableIT_ERR + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_DisableIT_ERR(SPI_TypeDef *SPIx) +{ + LL_SPI_DisableIT_ERR(SPIx); +} + +/** + * @brief Disable Rx buffer not empty IT + * @rmtoll CR2 RXNEIE LL_I2S_DisableIT_RXNE + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_DisableIT_RXNE(SPI_TypeDef *SPIx) +{ + LL_SPI_DisableIT_RXNE(SPIx); +} + +/** + * @brief Disable Tx buffer empty IT + * @rmtoll CR2 TXEIE LL_I2S_DisableIT_TXE + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_DisableIT_TXE(SPI_TypeDef *SPIx) +{ + LL_SPI_DisableIT_TXE(SPIx); +} + +/** + * @brief Check if ERR IT is enabled + * @rmtoll CR2 ERRIE LL_I2S_IsEnabledIT_ERR + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2S_IsEnabledIT_ERR(SPI_TypeDef *SPIx) +{ + return LL_SPI_IsEnabledIT_ERR(SPIx); +} + +/** + * @brief Check if RXNE IT is enabled + * @rmtoll CR2 RXNEIE LL_I2S_IsEnabledIT_RXNE + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2S_IsEnabledIT_RXNE(SPI_TypeDef *SPIx) +{ + return LL_SPI_IsEnabledIT_RXNE(SPIx); +} + +/** + * @brief Check if TXE IT is enabled + * @rmtoll CR2 TXEIE LL_I2S_IsEnabledIT_TXE + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2S_IsEnabledIT_TXE(SPI_TypeDef *SPIx) +{ + return LL_SPI_IsEnabledIT_TXE(SPIx); +} + +/** + * @} + */ + +/** @defgroup I2S_LL_EF_DMA DMA Management + * @{ + */ + +/** + * @brief Enable DMA Rx + * @rmtoll CR2 RXDMAEN LL_I2S_EnableDMAReq_RX + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_EnableDMAReq_RX(SPI_TypeDef *SPIx) +{ + LL_SPI_EnableDMAReq_RX(SPIx); +} + +/** + * @brief Disable DMA Rx + * @rmtoll CR2 RXDMAEN LL_I2S_DisableDMAReq_RX + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_DisableDMAReq_RX(SPI_TypeDef *SPIx) +{ + LL_SPI_DisableDMAReq_RX(SPIx); +} + +/** + * @brief Check if DMA Rx is enabled + * @rmtoll CR2 RXDMAEN LL_I2S_IsEnabledDMAReq_RX + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2S_IsEnabledDMAReq_RX(SPI_TypeDef *SPIx) +{ + return LL_SPI_IsEnabledDMAReq_RX(SPIx); +} + +/** + * @brief Enable DMA Tx + * @rmtoll CR2 TXDMAEN LL_I2S_EnableDMAReq_TX + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_EnableDMAReq_TX(SPI_TypeDef *SPIx) +{ + LL_SPI_EnableDMAReq_TX(SPIx); +} + +/** + * @brief Disable DMA Tx + * @rmtoll CR2 TXDMAEN LL_I2S_DisableDMAReq_TX + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_DisableDMAReq_TX(SPI_TypeDef *SPIx) +{ + LL_SPI_DisableDMAReq_TX(SPIx); +} + +/** + * @brief Check if DMA Tx is enabled + * @rmtoll CR2 TXDMAEN LL_I2S_IsEnabledDMAReq_TX + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2S_IsEnabledDMAReq_TX(SPI_TypeDef *SPIx) +{ + return LL_SPI_IsEnabledDMAReq_TX(SPIx); +} + +/** + * @} + */ + +/** @defgroup I2S_LL_EF_DATA DATA Management + * @{ + */ + +/** + * @brief Read 16-Bits in data register + * @rmtoll DR DR LL_I2S_ReceiveData16 + * @param SPIx SPI Instance + * @retval RxData Value between Min_Data=0x0000 and Max_Data=0xFFFF + */ +__STATIC_INLINE uint16_t LL_I2S_ReceiveData16(SPI_TypeDef *SPIx) +{ + return LL_SPI_ReceiveData16(SPIx); +} + +/** + * @brief Write 16-Bits in data register + * @rmtoll DR DR LL_I2S_TransmitData16 + * @param SPIx SPI Instance + * @param TxData Value between Min_Data=0x0000 and Max_Data=0xFFFF + * @retval None + */ +__STATIC_INLINE void LL_I2S_TransmitData16(SPI_TypeDef *SPIx, uint16_t TxData) +{ + LL_SPI_TransmitData16(SPIx, TxData); +} + +/** + * @} + */ + +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup I2S_LL_EF_Init Initialization and de-initialization functions + * @{ + */ + +ErrorStatus LL_I2S_DeInit(SPI_TypeDef *SPIx); +ErrorStatus LL_I2S_Init(SPI_TypeDef *SPIx, LL_I2S_InitTypeDef *I2S_InitStruct); +void LL_I2S_StructInit(LL_I2S_InitTypeDef *I2S_InitStruct); +void LL_I2S_ConfigPrescaler(SPI_TypeDef *SPIx, uint32_t PrescalerLinear, uint32_t PrescalerParity); + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** + * @} + */ + +/** + * @} + */ +#endif /* SPI_I2S_SUPPORT */ + +#endif /* defined (SPI1) || defined (SPI2) */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L0xx_LL_SPI_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_system.h b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_system.h new file mode 100644 index 0000000000..94d90a1309 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_system.h @@ -0,0 +1,1110 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_system.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief Header file of SYSTEM LL module. + @verbatim + ============================================================================== + ##### How to use this driver ##### + ============================================================================== + [..] + The LL SYSTEM driver contains a set of generic APIs that can be + used by user: + (+) Some of the FLASH features need to be handled in the SYSTEM file. + (+) Access to DBGCMU registers + (+) Access to SYSCFG registers + + @endverbatim + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L0xx_LL_SYSTEM_H +#define __STM32L0xx_LL_SYSTEM_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (FLASH) || defined (SYSCFG) || defined (DBGMCU) + +/** @defgroup SYSTEM_LL SYSTEM + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ + +/* Private constants ---------------------------------------------------------*/ +/** @defgroup SYSTEM_LL_Private_Constants SYSTEM Private Constants + * @{ + */ + +/* Defines used for position in the register */ +#define DBGMCU_REVID_POSITION (uint32_t)16U + +/** + * @brief Power-down in Run mode Flash key + */ +#define FLASH_PDKEY1 ((uint32_t)0x04152637U) /*!< Flash power down key1 */ +#define FLASH_PDKEY2 ((uint32_t)0xFAFBFCFDU) /*!< Flash power down key2: used with FLASH_PDKEY1 + to unlock the RUN_PD bit in FLASH_ACR */ + +/** + * @} + */ + +/* Private macros ------------------------------------------------------------*/ + +/* Exported types ------------------------------------------------------------*/ +/* Exported constants --------------------------------------------------------*/ +/** @defgroup SYSTEM_LL_Exported_Constants SYSTEM Exported Constants + * @{ + */ + +/** @defgroup SYSTEM_LL_EC_REMAP SYSCFG Memory Remap +* @{ +*/ +#define LL_SYSCFG_REMAP_FLASH (uint32_t)0x00000000U /*!< Main Flash memory mapped at 0x00000000 */ +#define LL_SYSCFG_REMAP_SYSTEMFLASH SYSCFG_CFGR1_MEM_MODE_0 /*!< System Flash memory mapped at 0x00000000 */ +#define LL_SYSCFG_REMAP_SRAM (SYSCFG_CFGR1_MEM_MODE_1 | SYSCFG_CFGR1_MEM_MODE_0) /*!< SRAM mapped at 0x00000000 */ + +/** + * @} + */ + +#if defined(SYSCFG_CFGR1_UFB) +/** @defgroup SYSTEM_LL_EC_BANKMODE SYSCFG Bank Mode + * @{ + */ +#define LL_SYSCFG_BANKMODE_BANK1 (uint32_t)0x00000000U /*!< Flash Bank1 mapped at 0x08000000 (and aliased at 0x00000000), + Flash Bank2 mapped at 0x08018000 (and aliased at 0x00018000), + Data EEPROM Bank1 mapped at 0x08080000 (and aliased at 0x00080000), + Data EEPROM Bank2 mapped at 0x08080C00 (and aliased at 0x00080C00) */ +#define LL_SYSCFG_BANKMODE_BANK2 SYSCFG_CFGR1_UFB /*!< Flash Bank2 mapped at 0x08000000 (and aliased at 0x00000000), + Flash Bank1 mapped at 0x08018000 (and aliased at 0x00018000), + Data EEPROM Bank2 mapped at 0x08080000 (and aliased at 0x00080000), + Data EEPROM Bank1 mapped at 0x08080C00 (and aliased at 0x00080C00) */ +/** + * @} + */ + +#endif /* SYSCFG_CFGR1_UFB */ + +/** @defgroup SYSTEM_LL_EC_BOOTMODE SYSCFG Boot Mode +* @{ +*/ +#define LL_SYSCFG_BOOTMODE_FLASH (uint32_t)0x00000000U /*!< Main Flash memory boot mode */ +#define LL_SYSCFG_BOOTMODE_SYSTEMFLASH SYSCFG_CFGR1_BOOT_MODE_0 /*!< System Flash memory boot mode */ +#define LL_SYSCFG_BOOTMODE_SRAM (SYSCFG_CFGR1_BOOT_MODE_1 | SYSCFG_CFGR1_BOOT_MODE_0) /*!< SRAM boot mode */ + +/** + * @} + */ + +#if defined(SYSCFG_CFGR2_CAPA) +/** @defgroup SYSTEM_LL_EC_CFGR2 SYSCFG VLCD Rail Connection + * @{ + */ + +#define LL_SYSCFG_CAPA_VLCD2_PB2 SYSCFG_CFGR2_CAPA_0 /*!< Connect PB2 pin to LCD_VLCD2 rails supply voltage */ +#define LL_SYSCFG_CAPA_VLCD1_PB12 SYSCFG_CFGR2_CAPA_1 /*!< Connect PB12 pin to LCD_VLCD1 rails supply voltage */ +#define LL_SYSCFG_CAPA_VLCD3_PB0 SYSCFG_CFGR2_CAPA_2 /*!< Connect PB0 pin to LCD_VLCD3 rails supply voltage */ +#if defined (SYSCFG_CFGR2_CAPA_3) +#define LL_SYSCFG_CAPA_VLCD1_PE11 SYSCFG_CFGR2_CAPA_3 /*!< Connect PE11 pin to LCD_VLCD1 rails supply voltage */ +#endif /* SYSCFG_CFGR2_CAPA_3 */ +#if defined (SYSCFG_CFGR2_CAPA_4) +#define LL_SYSCFG_CAPA_VLCD3_PE12 SYSCFG_CFGR2_CAPA_4 /*!< Connect PE12 pin to LCD_VLCD3 rails supply voltage */ +#endif /* SYSCFG_CFGR2_CAPA_4 */ +/** + * @} + */ +#endif /* SYSCFG_CFGR2_CAPA */ + +/** @defgroup SYSTEM_LL_EC_I2C_FASTMODEPLUS SYSCFG I2C FASTMODEPLUS + * @{ + */ +#define LL_SYSCFG_I2C_FASTMODEPLUS_PB6 SYSCFG_CFGR2_I2C_PB6_FMP /*!< Enable Fast Mode Plus on PB6 */ +#define LL_SYSCFG_I2C_FASTMODEPLUS_PB7 SYSCFG_CFGR2_I2C_PB7_FMP /*!< Enable Fast Mode Plus on PB7 */ +#define LL_SYSCFG_I2C_FASTMODEPLUS_PB8 SYSCFG_CFGR2_I2C_PB8_FMP /*!< Enable Fast Mode Plus on PB8 */ +#define LL_SYSCFG_I2C_FASTMODEPLUS_PB9 SYSCFG_CFGR2_I2C_PB9_FMP /*!< Enable Fast Mode Plus on PB9 */ +#define LL_SYSCFG_I2C_FASTMODEPLUS_I2C1 SYSCFG_CFGR2_I2C1_FMP /*!< Enable Fast Mode Plus on I2C1 pins */ +#if defined(SYSCFG_CFGR2_I2C2_FMP) +#define LL_SYSCFG_I2C_FASTMODEPLUS_I2C2 SYSCFG_CFGR2_I2C2_FMP /*!< Enable Fast Mode Plus on I2C2 pins */ +#endif /* SYSCFG_CFGR2_I2C2_FMP */ +#if defined(SYSCFG_CFGR2_I2C3_FMP) +#define LL_SYSCFG_I2C_FASTMODEPLUS_I2C3 SYSCFG_CFGR2_I2C3_FMP /*!< Enable Fast Mode Plus on I2C3 pins */ +#endif /* SYSCFG_CFGR2_I2C3_FMP */ +/** + * @} + */ + +/** @defgroup SYSTEM_LL_VREFINT_CONTROL SYSCFG VREFINT Control + * @{ + */ +#define LL_SYSCFG_VREFINT_CONNECT_NONE (uint32_t)0x00000000U /*!< No pad connected to VREFINT_ADC */ +#define LL_SYSCFG_VREFINT_CONNECT_IO1 SYSCFG_CFGR3_VREF_OUT_0 /*!< PB0 connected to VREFINT_ADC */ +#define LL_SYSCFG_VREFINT_CONNECT_IO2 SYSCFG_CFGR3_VREF_OUT_1 /*!< PB1 connected to VREFINT_ADC */ +#define LL_SYSCFG_VREFINT_CONNECT_IO1_IO2 (SYSCFG_CFGR3_VREF_OUT_0 | SYSCFG_CFGR3_VREF_OUT_1) /*!< PB0 and PB1 connected to VREFINT_ADC */ +/** + * @} + */ + +/** @defgroup SYSTEM_LL_EC_EXTI_PORT SYSCFG EXTI Port + * @{ + */ +#define LL_SYSCFG_EXTI_PORTA (uint32_t)0U /*!< EXTI PORT A */ +#define LL_SYSCFG_EXTI_PORTB (uint32_t)1U /*!< EXTI PORT B */ +#define LL_SYSCFG_EXTI_PORTC (uint32_t)2U /*!< EXTI PORT C */ +#if defined(GPIOD_BASE) +#define LL_SYSCFG_EXTI_PORTD (uint32_t)3U /*!< EXTI PORT D */ +#endif /*GPIOD_BASE*/ +#if defined(GPIOE_BASE) +#define LL_SYSCFG_EXTI_PORTE (uint32_t)4U /*!< EXTI PORT E */ +#endif /*GPIOE_BASE*/ +#if defined(GPIOH_BASE) +#define LL_SYSCFG_EXTI_PORTH (uint32_t)5U /*!< EXTI PORT H */ +#endif /*GPIOH_BASE*/ +/** + * @} + */ + +/** @defgroup SYSTEM_LL_EC_EXTI_LINE SYSCFG EXTI Line + * @{ + */ +#define LL_SYSCFG_EXTI_LINE0 (uint32_t)(0U << 16U | 0U) /*!< EXTI_POSITION_0 | EXTICR[0] */ +#define LL_SYSCFG_EXTI_LINE1 (uint32_t)(4U << 16U | 0U) /*!< EXTI_POSITION_4 | EXTICR[0] */ +#define LL_SYSCFG_EXTI_LINE2 (uint32_t)(8U << 16U | 0U) /*!< EXTI_POSITION_8 | EXTICR[0] */ +#define LL_SYSCFG_EXTI_LINE3 (uint32_t)(12U << 16U | 0U) /*!< EXTI_POSITION_12 | EXTICR[0] */ +#define LL_SYSCFG_EXTI_LINE4 (uint32_t)(0U << 16U | 1U) /*!< EXTI_POSITION_0 | EXTICR[1] */ +#define LL_SYSCFG_EXTI_LINE5 (uint32_t)(4U << 16U | 1U) /*!< EXTI_POSITION_4 | EXTICR[1] */ +#define LL_SYSCFG_EXTI_LINE6 (uint32_t)(8U << 16U | 1U) /*!< EXTI_POSITION_8 | EXTICR[1] */ +#define LL_SYSCFG_EXTI_LINE7 (uint32_t)(12U << 16U | 1U) /*!< EXTI_POSITION_12 | EXTICR[1] */ +#define LL_SYSCFG_EXTI_LINE8 (uint32_t)(0U << 16U | 2U) /*!< EXTI_POSITION_0 | EXTICR[2] */ +#define LL_SYSCFG_EXTI_LINE9 (uint32_t)(4U << 16U | 2U) /*!< EXTI_POSITION_4 | EXTICR[2] */ +#define LL_SYSCFG_EXTI_LINE10 (uint32_t)(8U << 16U | 2U) /*!< EXTI_POSITION_8 | EXTICR[2] */ +#define LL_SYSCFG_EXTI_LINE11 (uint32_t)(12U << 16U | 2U) /*!< EXTI_POSITION_12 | EXTICR[2] */ +#define LL_SYSCFG_EXTI_LINE12 (uint32_t)(0U << 16U | 3U) /*!< EXTI_POSITION_0 | EXTICR[3] */ +#define LL_SYSCFG_EXTI_LINE13 (uint32_t)(4U << 16U | 3U) /*!< EXTI_POSITION_4 | EXTICR[3] */ +#define LL_SYSCFG_EXTI_LINE14 (uint32_t)(8U << 16U | 3U) /*!< EXTI_POSITION_8 | EXTICR[3] */ +#define LL_SYSCFG_EXTI_LINE15 (uint32_t)(12U << 16U | 3U) /*!< EXTI_POSITION_12 | EXTICR[3] */ +/** + * @} + */ + + + +/** @defgroup SYSTEM_LL_EC_ABP1_GRP1_STOP_IP DBGMCU ABP1 GRP1 STOP IP + * @{ + */ +#define LL_DBGMCU_ABP1_GRP1_TIM2_STOP DBGMCU_APB1_FZ_DBG_TIM2_STOP /*!< TIM2 counter stopped when core is halted */ +#if defined(TIM3) +#define LL_DBGMCU_ABP1_GRP1_TIM3_STOP DBGMCU_APB1_FZ_DBG_TIM3_STOP /*!< TIM3 counter stopped when core is halted */ +#endif /*TIM3*/ +#if defined(TIM6) +#define LL_DBGMCU_ABP1_GRP1_TIM6_STOP DBGMCU_APB1_FZ_DBG_TIM6_STOP /*!< TIM6 counter stopped when core is halted */ +#endif /*TIM6*/ +#if defined(TIM7) +#define LL_DBGMCU_ABP1_GRP1_TIM7_STOP DBGMCU_APB1_FZ_DBG_TIM7_STOP /*!< TIM7 counter stopped when core is halted */ +#endif /*TIM7*/ +#define LL_DBGMCU_ABP1_GRP1_RTC_STOP DBGMCU_APB1_FZ_DBG_RTC_STOP /*!< RTC Calendar frozen when core is halted */ +#define LL_DBGMCU_ABP1_GRP1_WWDG_STOP DBGMCU_APB1_FZ_DBG_WWDG_STOP /*!< Debug Window Watchdog stopped when Core is halted */ +#define LL_DBGMCU_ABP1_GRP1_IWDG_STOP DBGMCU_APB1_FZ_DBG_IWDG_STOP /*!< Debug Independent Watchdog stopped when Core is halted */ +#define LL_DBGMCU_ABP1_GRP1_I2C1_STOP DBGMCU_APB1_FZ_DBG_I2C1_STOP /*!< I2C1 SMBUS timeout mode stopped when Core is halted */ +#if defined(I2C2) +#define LL_DBGMCU_ABP1_GRP1_I2C2_STOP DBGMCU_APB1_FZ_DBG_I2C2_STOP /*!< I2C2 SMBUS timeout mode stopped when Core is halted */ +#endif /*I2C2*/ +#if defined(I2C3) +#define LL_DBGMCU_ABP1_GRP1_I2C3_STOP DBGMCU_APB1_FZ_DBG_I2C3_STOP /*!< I2C3 SMBUS timeout mode stopped when Core is halted */ +#endif /*I2C3*/ +#define LL_DBGMCU_ABP1_GRP1_LPTIM1_STOP DBGMCU_APB1_FZ_DBG_LPTIMER_STOP /*!< LPTIM1 counter stopped when core is halted */ +/** + * @} + */ + +/** @defgroup SYSTEM_LL_EC_ABP2_GRP1_STOP_IP DBGMCU ABP2 GRP1 STOP IP + * @{ + */ +#if defined(TIM22) +#define LL_DBGMCU_ABP2_GRP1_TIM22_STOP DBGMCU_APB2_FZ_DBG_TIM22_STOP /*!< TIM22 counter stopped when core is halted */ +#endif /*TIM22*/ +#define LL_DBGMCU_ABP2_GRP1_TIM21_STOP DBGMCU_APB2_FZ_DBG_TIM21_STOP /*!< TIM21 counter stopped when core is halted */ +/** + * @} + */ + +/** @defgroup SYSTEM_LL_EC_LATENCY FLASH LATENCY + * @{ + */ +#define LL_FLASH_LATENCY_0 ((uint32_t)0x00000000U) /*!< FLASH Zero Latency cycle */ +#define LL_FLASH_LATENCY_1 FLASH_ACR_LATENCY /*!< FLASH One Latency cycle */ +/** + * @} + */ + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @defgroup SYSTEM_LL_Exported_Functions SYSTEM Exported Functions + * @{ + */ + +/** @defgroup SYSTEM_LL_EF_SYSCFG SYSCFG + * @{ + */ + +/** + * @brief Set memory mapping at address 0x00000000 + * @rmtoll SYSCFG_CFGR1 MEM_MODE LL_SYSCFG_SetRemapMemory + * @param Memory This parameter can be one of the following values: + * @arg @ref LL_SYSCFG_REMAP_FLASH + * @arg @ref LL_SYSCFG_REMAP_SYSTEMFLASH + * @arg @ref LL_SYSCFG_REMAP_SRAM + * @retval None + */ +__STATIC_INLINE void LL_SYSCFG_SetRemapMemory(uint32_t Memory) +{ + MODIFY_REG(SYSCFG->CFGR1, SYSCFG_CFGR1_MEM_MODE, Memory); +} + +/** + * @brief Get memory mapping at address 0x00000000 + * @rmtoll SYSCFG_CFGR1 MEM_MODE LL_SYSCFG_GetRemapMemory + * @retval Returned value can be one of the following values: + * @arg @ref LL_SYSCFG_REMAP_FLASH + * @arg @ref LL_SYSCFG_REMAP_SYSTEMFLASH + * @arg @ref LL_SYSCFG_REMAP_SRAM + */ +__STATIC_INLINE uint32_t LL_SYSCFG_GetRemapMemory(void) +{ + return (uint32_t)(READ_BIT(SYSCFG->CFGR1, SYSCFG_CFGR1_MEM_MODE)); +} + +#if defined(SYSCFG_CFGR1_UFB) +/** + * @brief Select Flash bank mode (Bank flashed at 0x08000000) + * @rmtoll SYSCFG_CFGR1 UFB LL_SYSCFG_SetFlashBankMode + * @param Bank This parameter can be one of the following values: + * @arg @ref LL_SYSCFG_BANKMODE_BANK1 + * @arg @ref LL_SYSCFG_BANKMODE_BANK2 + * @retval None + */ +__STATIC_INLINE void LL_SYSCFG_SetFlashBankMode(uint32_t Bank) +{ + MODIFY_REG(SYSCFG->CFGR1, SYSCFG_CFGR1_UFB, Bank); +} + +/** + * @brief Get Flash bank mode (Bank flashed at 0x08000000) + * @rmtoll SYSCFG_CFGR1 UFB LL_SYSCFG_GetFlashBankMode + * @retval Returned value can be one of the following values: + * @arg @ref LL_SYSCFG_BANKMODE_BANK1 + * @arg @ref LL_SYSCFG_BANKMODE_BANK2 + */ +__STATIC_INLINE uint32_t LL_SYSCFG_GetFlashBankMode(void) +{ + return (uint32_t)(READ_BIT(SYSCFG->CFGR1, SYSCFG_CFGR1_UFB)); +} +#endif /* SYSCFG_CFGR1_UFB */ + +/** + * @brief Get Boot mode selected by the boot pins status bits + * @note It indicates the boot mode selected by the boot pins. Bit 9 + * corresponds to the complement of nBOOT1 bit in the FLASH_OPTR register. + * Its value is defined in the option bytes. Bit 8 corresponds to the + * value sampled on the BOOT0 pin. + * @rmtoll SYSCFG_CFGR1 BOOT_MODE LL_SYSCFG_GetBootMode + * @retval Returned value can be one of the following values: + * @arg @ref LL_SYSCFG_BOOTMODE_FLASH + * @arg @ref LL_SYSCFG_BOOTMODE_SYSTEMFLASH + * @arg @ref LL_SYSCFG_BOOTMODE_SRAM + */ +__STATIC_INLINE uint32_t LL_SYSCFG_GetBootMode(void) +{ + return (uint32_t)(READ_BIT(SYSCFG->CFGR1, SYSCFG_CFGR1_BOOT_MODE)); +} + +/** + * @brief Firewall protection enabled + * @rmtoll SYSCFG_CFGR2 FWDIS LL_SYSCFG_EnableFirewall + * @retval None + */ +__STATIC_INLINE void LL_SYSCFG_EnableFirewall(void) +{ + CLEAR_BIT(SYSCFG->CFGR2, SYSCFG_CFGR2_FWDISEN); +} + +/** + * @brief Check if Firewall protection is enabled or not + * @rmtoll SYSCFG_CFGR2 FWDIS LL_SYSCFG_IsEnabledFirewall + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SYSCFG_IsEnabledFirewall(void) +{ + return !(READ_BIT(SYSCFG->CFGR2, SYSCFG_CFGR2_FWDISEN) == SYSCFG_CFGR2_FWDISEN); +} + +#if defined(SYSCFG_CFGR2_CAPA) +/** + * @brief Set VLCD rail connection to optional external capacitor + * @note One to three external capacitors can be connected to pads to do + * VLCD biasing. + * - LCD_VLCD1 rail can be connected to PB12 or PE11(*), + * - LCD_VLCD2 rail can be connected to PB2, + * - LCD_VLCD3 rail can be connected to PB0 or PE12(*) + * @rmtoll SYSCFG_CFGR2 CAPA LL_SYSCFG_SetVLCDRailConnection + * @param IoPinConnect This parameter can be a combination of the following values: + * @arg @ref LL_SYSCFG_CAPA_VLCD1_PB12 + * @arg @ref LL_SYSCFG_CAPA_VLCD1_PE11(*) + * @arg @ref LL_SYSCFG_CAPA_VLCD2_PB2 + * @arg @ref LL_SYSCFG_CAPA_VLCD3_PB0 + * @arg @ref LL_SYSCFG_CAPA_VLCD3_PE12(*) + * + * (*) value not defined in all devices + * @retval None + */ +__STATIC_INLINE void LL_SYSCFG_SetVLCDRailConnection(uint32_t IoPinConnect) +{ + MODIFY_REG(SYSCFG->CFGR2, SYSCFG_CFGR2_CAPA, IoPinConnect); +} + + +/** + * @brief Get VLCD rail connection configuration + * @note One to three external capacitors can be connected to pads to do + * VLCD biasing. + * - LCD_VLCD1 rail can be connected to PB12 or PE11(*), + * - LCD_VLCD2 rail can be connected to PB2, + * - LCD_VLCD3 rail can be connected to PB0 or PE12(*) + * @rmtoll SYSCFG_CFGR2 CAPA LL_SYSCFG_GetVLCDRailConnection + * @retval Returned value can be a combination of the following values: + * @arg @ref LL_SYSCFG_CAPA_VLCD1_PB12 + * @arg @ref LL_SYSCFG_CAPA_VLCD1_PE11(*) + * @arg @ref LL_SYSCFG_CAPA_VLCD2_PB2 + * @arg @ref LL_SYSCFG_CAPA_VLCD3_PB0 + * @arg @ref LL_SYSCFG_CAPA_VLCD3_PE12(*) + * + * (*) value not defined in all devices + */ +__STATIC_INLINE uint32_t LL_SYSCFG_GetVLCDRailConnection(void) +{ + return (uint32_t)(READ_BIT(SYSCFG->CFGR2, SYSCFG_CFGR2_CAPA)); +} +#endif + +/** + * @brief Enable the I2C fast mode plus driving capability. + * @rmtoll SYSCFG_CFGR2 I2C_PBx_FMP LL_SYSCFG_EnableFastModePlus\n + * SYSCFG_CFGR2 I2Cx_FMP LL_SYSCFG_EnableFastModePlus + * @param ConfigFastModePlus This parameter can be a combination of the following values: + * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_PB6 + * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_PB7 + * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_PB8 + * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_PB9 + * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_I2C1 + * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_I2C2 (*) + * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_I2C3 (*) + * + * (*) value not defined in all devices + * @retval None + */ +__STATIC_INLINE void LL_SYSCFG_EnableFastModePlus(uint32_t ConfigFastModePlus) +{ + SET_BIT(SYSCFG->CFGR2, ConfigFastModePlus); +} + +/** + * @brief Disable the I2C fast mode plus driving capability. + * @rmtoll SYSCFG_CFGR2 I2C_PBx_FMP LL_SYSCFG_DisableFastModePlus\n + * SYSCFG_CFGR2 I2Cx_FMP LL_SYSCFG_DisableFastModePlus + * @param ConfigFastModePlus This parameter can be a combination of the following values: + * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_PB6 + * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_PB7 + * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_PB8 + * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_PB9 + * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_I2C1 + * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_I2C2 (*) + * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_I2C3 (*) + * + * (*) value not defined in all devices + * @retval None + */ +__STATIC_INLINE void LL_SYSCFG_DisableFastModePlus(uint32_t ConfigFastModePlus) +{ + CLEAR_BIT(SYSCFG->CFGR2, ConfigFastModePlus); +} + +/** + * @brief Select which pad is connected to VREFINT_ADC + * @rmtoll SYSCFG_CFGR3 SEL_VREF_OUT LL_SYSCFG_VREFINT_SetConnection + * @param IoPinConnect This parameter can be one of the following values: + * @arg @ref LL_SYSCFG_VREFINT_CONNECT_NONE + * @arg @ref LL_SYSCFG_VREFINT_CONNECT_IO1 + * @arg @ref LL_SYSCFG_VREFINT_CONNECT_IO2 + * @arg @ref LL_SYSCFG_VREFINT_CONNECT_IO1_IO2 + * @retval None + */ +__STATIC_INLINE void LL_SYSCFG_VREFINT_SetConnection(uint32_t IoPinConnect) +{ + MODIFY_REG(SYSCFG->CFGR3, SYSCFG_CFGR3_VREF_OUT, IoPinConnect); +} + +/** + * @brief Get pad connection to VREFINT_ADC + * @rmtoll SYSCFG_CFGR3 SEL_VREF_OUT LL_SYSCFG_VREFINT_GetConnection + * @retval Returned value can be one of the following values: + * @arg @ref LL_SYSCFG_VREFINT_CONNECT_NONE + * @arg @ref LL_SYSCFG_VREFINT_CONNECT_IO1 + * @arg @ref LL_SYSCFG_VREFINT_CONNECT_IO2 + * @arg @ref LL_SYSCFG_VREFINT_CONNECT_IO1_IO2 + */ +__STATIC_INLINE uint32_t LL_SYSCFG_VREFINT_GetConnection(void) +{ + return (uint32_t)(READ_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_VREF_OUT)); +} + +/** + * @brief Buffer used to generate VREFINT reference for ADC enable + * @note The VrefInit buffer to ADC through internal path is also + * enabled using function LL_ADC_SetCommonPathInternalCh() + * with parameter LL_ADC_PATH_INTERNAL_VREFINT + * @rmtoll SYSCFG_CFGR3 ENBUF_VREFINT_ADC LL_SYSCFG_VREFINT_EnableADC + * @retval None + */ +__STATIC_INLINE void LL_SYSCFG_VREFINT_EnableADC(void) +{ + SET_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_ENBUF_VREFINT_ADC); +} + +/** + * @brief Buffer used to generate VREFINT reference for ADC disable + * @rmtoll SYSCFG_CFGR3 ENBUF_VREFINT_ADC LL_SYSCFG_VREFINT_DisableADC + * @retval None + */ +__STATIC_INLINE void LL_SYSCFG_VREFINT_DisableADC(void) +{ + CLEAR_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_ENBUF_VREFINT_ADC); +} + +/** + * @brief Buffer used to generate temperature sensor reference for ADC enable + * @rmtoll SYSCFG_CFGR3 ENBUF_SENSOR_ADC LL_SYSCFG_TEMPSENSOR_Enable + * @retval None + */ +__STATIC_INLINE void LL_SYSCFG_TEMPSENSOR_Enable(void) +{ + SET_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_ENBUF_SENSOR_ADC); +} + +/** + * @brief Buffer used to generate temperature sensor reference for ADC disable + * @rmtoll SYSCFG_CFGR3 ENBUF_SENSOR_ADC LL_SYSCFG_TEMPSENSOR_Disable + * @retval None + */ +__STATIC_INLINE void LL_SYSCFG_TEMPSENSOR_Disable(void) +{ + CLEAR_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_ENBUF_SENSOR_ADC); +} + +/** + * @brief Buffer used to generate VREFINT reference for comparator enable + * @rmtoll SYSCFG_CFGR3 ENBUF_VREFINT_COMP LL_SYSCFG_VREFINT_EnableCOMP + * @retval None + */ +__STATIC_INLINE void LL_SYSCFG_VREFINT_EnableCOMP(void) +{ + SET_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_ENBUFLP_VREFINT_COMP); +} + +/** + * @brief Buffer used to generate VREFINT reference for comparator disable + * @rmtoll SYSCFG_CFGR3 ENBUF_VREFINT_COMP LL_SYSCFG_VREFINT_DisableCOMP + * @retval None + */ +__STATIC_INLINE void LL_SYSCFG_VREFINT_DisableCOMP(void) +{ + CLEAR_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_ENBUFLP_VREFINT_COMP); +} + +#if defined (RCC_HSI48_SUPPORT) +/** + * @brief Buffer used to generate VREFINT reference for HSI48 oscillator enable + * @rmtoll SYSCFG_CFGR3 ENREF_HSI48 LL_SYSCFG_VREFINT_EnableHSI48 + * @retval None + */ +__STATIC_INLINE void LL_SYSCFG_VREFINT_EnableHSI48(void) +{ + SET_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_ENREF_HSI48); +} + +/** + * @brief Buffer used to generate VREFINT reference for HSI48 oscillator disable + * @rmtoll SYSCFG_CFGR3 ENREF_HSI48 LL_SYSCFG_VREFINT_DisableHSI48 + * @retval None + */ +__STATIC_INLINE void LL_SYSCFG_VREFINT_DisableHSI48(void) +{ + CLEAR_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_ENREF_HSI48); +} +#endif + +/** + * @brief Check if VREFINT is ready or not + * @note When set, it indicates that VREFINT is available for BOR, PVD and LCD + * @rmtoll SYSCFG_CFGR3 VREFINT_RDYF LL_SYSCFG_VREFINT_IsReady + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SYSCFG_VREFINT_IsReady(void) +{ + return (READ_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_VREFINT_RDYF) == SYSCFG_CFGR3_VREFINT_RDYF); +} + +/** + * @brief Lock the whole content of SYSCFG_CFGR3 register + * @note After SYSCFG_CFGR3 register lock, only read access available. + * Only system hardware reset unlocks SYSCFG_CFGR3 register. + * @rmtoll SYSCFG_CFGR3 REF_LOCK LL_SYSCFG_VREFINT_Lock + * @retval None + */ +__STATIC_INLINE void LL_SYSCFG_VREFINT_Lock(void) +{ + SET_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_REF_LOCK); +} + +/** + * @brief Check if SYSCFG_CFGR3 register is locked (only read access) or not + * @note When set, it indicates that SYSCFG_CFGR3 register is locked, only read access available + * @rmtoll SYSCFG_CFGR3 REF_LOCK LL_SYSCFG_VREFINT_IsLocked + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SYSCFG_VREFINT_IsLocked(void) +{ + return (READ_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_REF_LOCK) == SYSCFG_CFGR3_REF_LOCK); +} + +/** + * @brief Configure source input for the EXTI external interrupt. + * @rmtoll SYSCFG_EXTICR1 EXTI0 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR1 EXTI1 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR1 EXTI2 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR1 EXTI3 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR2 EXTI4 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR2 EXTI5 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR2 EXTI6 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR2 EXTI7 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR3 EXTI8 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR3 EXTI9 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR3 EXTI10 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR3 EXTI11 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR4 EXTI12 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR4 EXTI13 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR4 EXTI14 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR4 EXTI15 LL_SYSCFG_SetEXTISource + * @param Port This parameter can be one of the following values: + * @arg @ref LL_SYSCFG_EXTI_PORTA + * @arg @ref LL_SYSCFG_EXTI_PORTB + * @arg @ref LL_SYSCFG_EXTI_PORTC + * @arg @ref LL_SYSCFG_EXTI_PORTD (*) + * @arg @ref LL_SYSCFG_EXTI_PORTE (*) + * @arg @ref LL_SYSCFG_EXTI_PORTH (*) + * + * (*) value not defined in all devices + * @param Line This parameter can be one of the following values: + * @arg @ref LL_SYSCFG_EXTI_LINE0 + * @arg @ref LL_SYSCFG_EXTI_LINE1 + * @arg @ref LL_SYSCFG_EXTI_LINE2 + * @arg @ref LL_SYSCFG_EXTI_LINE3 + * @arg @ref LL_SYSCFG_EXTI_LINE4 + * @arg @ref LL_SYSCFG_EXTI_LINE5 + * @arg @ref LL_SYSCFG_EXTI_LINE6 + * @arg @ref LL_SYSCFG_EXTI_LINE7 + * @arg @ref LL_SYSCFG_EXTI_LINE8 + * @arg @ref LL_SYSCFG_EXTI_LINE9 + * @arg @ref LL_SYSCFG_EXTI_LINE10 + * @arg @ref LL_SYSCFG_EXTI_LINE11 + * @arg @ref LL_SYSCFG_EXTI_LINE12 + * @arg @ref LL_SYSCFG_EXTI_LINE13 + * @arg @ref LL_SYSCFG_EXTI_LINE14 + * @arg @ref LL_SYSCFG_EXTI_LINE15 + * @retval None + */ +__STATIC_INLINE void LL_SYSCFG_SetEXTISource(uint32_t Port, uint32_t Line) +{ + MODIFY_REG(SYSCFG->EXTICR[Line & 0xFFU], SYSCFG_EXTICR1_EXTI0 << (Line >> 16U), Port << (Line >> 16U)); +} + +/** + * @brief Get the configured defined for specific EXTI Line + * @rmtoll SYSCFG_EXTICR1 EXTI0 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR1 EXTI1 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR1 EXTI2 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR1 EXTI3 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR2 EXTI4 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR2 EXTI5 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR2 EXTI6 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR2 EXTI7 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR3 EXTI8 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR3 EXTI9 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR3 EXTI10 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR3 EXTI11 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR4 EXTI12 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR4 EXTI13 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR4 EXTI14 LL_SYSCFG_SetEXTISource\n + * SYSCFG_EXTICR4 EXTI15 LL_SYSCFG_SetEXTISource + * @param Line This parameter can be one of the following values: + * @arg @ref LL_SYSCFG_EXTI_LINE0 + * @arg @ref LL_SYSCFG_EXTI_LINE1 + * @arg @ref LL_SYSCFG_EXTI_LINE2 + * @arg @ref LL_SYSCFG_EXTI_LINE3 + * @arg @ref LL_SYSCFG_EXTI_LINE4 + * @arg @ref LL_SYSCFG_EXTI_LINE5 + * @arg @ref LL_SYSCFG_EXTI_LINE6 + * @arg @ref LL_SYSCFG_EXTI_LINE7 + * @arg @ref LL_SYSCFG_EXTI_LINE8 + * @arg @ref LL_SYSCFG_EXTI_LINE9 + * @arg @ref LL_SYSCFG_EXTI_LINE10 + * @arg @ref LL_SYSCFG_EXTI_LINE11 + * @arg @ref LL_SYSCFG_EXTI_LINE12 + * @arg @ref LL_SYSCFG_EXTI_LINE13 + * @arg @ref LL_SYSCFG_EXTI_LINE14 + * @arg @ref LL_SYSCFG_EXTI_LINE15 + * @retval Returned value can be one of the following values: + * @arg @ref LL_SYSCFG_EXTI_PORTA + * @arg @ref LL_SYSCFG_EXTI_PORTB + * @arg @ref LL_SYSCFG_EXTI_PORTC + * @arg @ref LL_SYSCFG_EXTI_PORTD (*) + * @arg @ref LL_SYSCFG_EXTI_PORTE (*) + * @arg @ref LL_SYSCFG_EXTI_PORTH (*) + * + * (*) value not defined in all devices + */ +__STATIC_INLINE uint32_t LL_SYSCFG_GetEXTISource(uint32_t Line) +{ + return (uint32_t)(READ_BIT(SYSCFG->EXTICR[Line & 0xFFU], (SYSCFG_EXTICR1_EXTI0 << (Line >> 16U))) >> (Line >> 16U)); +} + + +/** + * @} + */ + + +/** @defgroup SYSTEM_LL_EF_DBGMCU DBGMCU + * @{ + */ + +/** + * @brief Return the device identifier + * @rmtoll DBGMCU_IDCODE DEV_ID LL_DBGMCU_GetDeviceID + * @retval Values between Min_Data=0x00 and Max_Data=0x7FF (ex: L053 -> 0x417, L073 -> 0x447) + */ +__STATIC_INLINE uint32_t LL_DBGMCU_GetDeviceID(void) +{ + return (uint32_t)(READ_BIT(DBGMCU->IDCODE, DBGMCU_IDCODE_DEV_ID)); +} + +/** + * @brief Return the device revision identifier + * @note This field indicates the revision of the device. + * @rmtoll DBGMCU_IDCODE REV_ID LL_DBGMCU_GetRevisionID + * @retval Values between Min_Data=0x00 and Max_Data=0xFFFF + */ +__STATIC_INLINE uint32_t LL_DBGMCU_GetRevisionID(void) +{ + return (uint32_t)(READ_BIT(DBGMCU->IDCODE, DBGMCU_IDCODE_REV_ID) >> DBGMCU_REVID_POSITION); +} + +/** + * @brief Enable the Debug Module during SLEEP mode + * @rmtoll DBGMCU_CR DBG_SLEEP LL_DBGMCU_EnableDBGSleepMode + * @retval None + */ +__STATIC_INLINE void LL_DBGMCU_EnableDBGSleepMode(void) +{ + SET_BIT(DBGMCU->CR, DBGMCU_CR_DBG_SLEEP); +} + +/** + * @brief Disable the Debug Module during SLEEP mode + * @rmtoll DBGMCU_CR DBG_SLEEP LL_DBGMCU_DisableDBGSleepMode + * @retval None + */ +__STATIC_INLINE void LL_DBGMCU_DisableDBGSleepMode(void) +{ + CLEAR_BIT(DBGMCU->CR, DBGMCU_CR_DBG_SLEEP); +} + +/** + * @brief Enable the Debug Module during STOP mode + * @rmtoll DBGMCU_CR DBG_STOP LL_DBGMCU_EnableDBGStopMode + * @retval None + */ +__STATIC_INLINE void LL_DBGMCU_EnableDBGStopMode(void) +{ + SET_BIT(DBGMCU->CR, DBGMCU_CR_DBG_STOP); +} + +/** + * @brief Disable the Debug Module during STOP mode + * @rmtoll DBGMCU_CR DBG_STOP LL_DBGMCU_DisableDBGStopMode + * @retval None + */ +__STATIC_INLINE void LL_DBGMCU_DisableDBGStopMode(void) +{ + CLEAR_BIT(DBGMCU->CR, DBGMCU_CR_DBG_STOP); +} + +/** + * @brief Enable the Debug Module during STANDBY mode + * @rmtoll DBGMCU_CR DBG_STANDBY LL_DBGMCU_EnableDBGStandbyMode + * @retval None + */ +__STATIC_INLINE void LL_DBGMCU_EnableDBGStandbyMode(void) +{ + SET_BIT(DBGMCU->CR, DBGMCU_CR_DBG_STANDBY); +} + +/** + * @brief Disable the Debug Module during STANDBY mode + * @rmtoll DBGMCU_CR DBG_STANDBY LL_DBGMCU_DisableDBGStandbyMode + * @retval None + */ +__STATIC_INLINE void LL_DBGMCU_DisableDBGStandbyMode(void) +{ + CLEAR_BIT(DBGMCU->CR, DBGMCU_CR_DBG_STANDBY); +} + +/** + * @brief Freeze APB1 peripherals (group1 peripherals) + * @rmtoll APB1FZ DBG_TIM2_STOP LL_DBGMCU_ABP1_GRP1_FreezePeriph\n + * APB1FZ DBG_TIM3_STOP LL_DBGMCU_ABP1_GRP1_FreezePeriph\n + * APB1FZ DBG_TIM6_STOP LL_DBGMCU_ABP1_GRP1_FreezePeriph\n + * APB1FZ DBG_TIM7_STOP LL_DBGMCU_ABP1_GRP1_FreezePeriph\n + * APB1FZ DBG_RTC_STOP LL_DBGMCU_ABP1_GRP1_FreezePeriph\n + * APB1FZ DBG_WWDG_STOP LL_DBGMCU_ABP1_GRP1_FreezePeriph\n + * APB1FZ DBG_IWDG_STOP LL_DBGMCU_ABP1_GRP1_FreezePeriph\n + * APB1FZ DBG_I2C1_STOP LL_DBGMCU_ABP1_GRP1_FreezePeriph\n + * APB1FZ DBG_I2C2_STOP LL_DBGMCU_ABP1_GRP1_FreezePeriph\n + * APB1FZ DBG_I2C3_STOP LL_DBGMCU_ABP1_GRP1_FreezePeriph\n + * APB1FZ DBG_LPTIMER_STOP LL_DBGMCU_ABP1_GRP1_FreezePeriph + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_DBGMCU_ABP1_GRP1_TIM2_STOP + * @arg @ref LL_DBGMCU_ABP1_GRP1_TIM3_STOP (*) + * @arg @ref LL_DBGMCU_ABP1_GRP1_TIM6_STOP (*) + * @arg @ref LL_DBGMCU_ABP1_GRP1_TIM7_STOP (*) + * @arg @ref LL_DBGMCU_ABP1_GRP1_RTC_STOP + * @arg @ref LL_DBGMCU_ABP1_GRP1_WWDG_STOP + * @arg @ref LL_DBGMCU_ABP1_GRP1_IWDG_STOP + * @arg @ref LL_DBGMCU_ABP1_GRP1_I2C1_STOP + * @arg @ref LL_DBGMCU_ABP1_GRP1_I2C2_STOP (*) + * @arg @ref LL_DBGMCU_ABP1_GRP1_I2C3_STOP (*) + * @arg @ref LL_DBGMCU_ABP1_GRP1_LPTIM1_STOP + * + * (*) value not defined in all devices + * @retval None + */ +__STATIC_INLINE void LL_DBGMCU_ABP1_GRP1_FreezePeriph(uint32_t Periphs) +{ + SET_BIT(DBGMCU->APB1FZ, Periphs); +} + +/** + * @brief Unfreeze APB1 peripherals (group1 peripherals) + * @rmtoll APB1FZ DBG_TIM2_STOP LL_DBGMCU_ABP1_GRP1_UnFreezePeriph\n + * APB1FZ DBG_TIM3_STOP LL_DBGMCU_ABP1_GRP1_UnFreezePeriph\n + * APB1FZ DBG_TIM6_STOP LL_DBGMCU_ABP1_GRP1_UnFreezePeriph\n + * APB1FZ DBG_TIM7_STOP LL_DBGMCU_ABP1_GRP1_UnFreezePeriph\n + * APB1FZ DBG_RTC_STOP LL_DBGMCU_ABP1_GRP1_UnFreezePeriph\n + * APB1FZ DBG_WWDG_STOP LL_DBGMCU_ABP1_GRP1_UnFreezePeriph\n + * APB1FZ DBG_IWDG_STOP LL_DBGMCU_ABP1_GRP1_UnFreezePeriph\n + * APB1FZ DBG_I2C1_STOP LL_DBGMCU_ABP1_GRP1_UnFreezePeriph\n + * APB1FZ DBG_I2C2_STOP LL_DBGMCU_ABP1_GRP1_UnFreezePeriph\n + * APB1FZ DBG_I2C3_STOP LL_DBGMCU_ABP1_GRP1_UnFreezePeriph\n + * APB1FZ DBG_LPTIMER_STOP LL_DBGMCU_ABP1_GRP1_UnFreezePeriph + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_DBGMCU_ABP1_GRP1_TIM2_STOP + * @arg @ref LL_DBGMCU_ABP1_GRP1_TIM3_STOP (*) + * @arg @ref LL_DBGMCU_ABP1_GRP1_TIM6_STOP (*) + * @arg @ref LL_DBGMCU_ABP1_GRP1_TIM7_STOP (*) + * @arg @ref LL_DBGMCU_ABP1_GRP1_RTC_STOP + * @arg @ref LL_DBGMCU_ABP1_GRP1_WWDG_STOP + * @arg @ref LL_DBGMCU_ABP1_GRP1_IWDG_STOP + * @arg @ref LL_DBGMCU_ABP1_GRP1_I2C1_STOP + * @arg @ref LL_DBGMCU_ABP1_GRP1_I2C2_STOP (*) + * @arg @ref LL_DBGMCU_ABP1_GRP1_I2C3_STOP (*) + * @arg @ref LL_DBGMCU_ABP1_GRP1_LPTIM1_STOP + * + * (*) value not defined in all devices + * @retval None + */ +__STATIC_INLINE void LL_DBGMCU_ABP1_GRP1_UnFreezePeriph(uint32_t Periphs) +{ + CLEAR_BIT(DBGMCU->APB1FZ, Periphs); +} + +/** + * @brief Freeze APB2 peripherals + * @rmtoll APB2FZ DBG_TIM22_STOP LL_DBGMCU_ABP2_GRP1_FreezePeriph\n + * APB2FZ DBG_TIM21_STOP LL_DBGMCU_ABP2_GRP1_FreezePeriph + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_DBGMCU_ABP2_GRP1_TIM22_STOP (*) + * @arg @ref LL_DBGMCU_ABP2_GRP1_TIM21_STOP + * + * (*) value not defined in all devices + * @retval None + */ +__STATIC_INLINE void LL_DBGMCU_ABP2_GRP1_FreezePeriph(uint32_t Periphs) +{ + SET_BIT(DBGMCU->APB2FZ, Periphs); +} + +/** + * @brief Unfreeze APB2 peripherals + * @rmtoll APB2FZ DBG_TIM22_STOP LL_DBGMCU_ABP2_GRP1_UnFreezePeriph\n + * APB2FZ DBG_TIM21_STOP LL_DBGMCU_ABP2_GRP1_UnFreezePeriph + * @param Periphs This parameter can be a combination of the following values: + * @arg @ref LL_DBGMCU_ABP2_GRP1_TIM22_STOP (*) + * @arg @ref LL_DBGMCU_ABP2_GRP1_TIM21_STOP + * + * (*) value not defined in all devices + * @retval None + */ +__STATIC_INLINE void LL_DBGMCU_ABP2_GRP1_UnFreezePeriph(uint32_t Periphs) +{ + CLEAR_BIT(DBGMCU->APB2FZ, Periphs); +} + +/** + * @} + */ + +/** @defgroup SYSTEM_LL_EF_FLASH FLASH + * @{ + */ + +/** + * @brief Set FLASH Latency + * @rmtoll FLASH_ACR LATENCY LL_FLASH_SetLatency + * @param Latency This parameter can be one of the following values: + * @arg @ref LL_FLASH_LATENCY_0 + * @arg @ref LL_FLASH_LATENCY_1 + * @retval None + */ +__STATIC_INLINE void LL_FLASH_SetLatency(uint32_t Latency) +{ + MODIFY_REG(FLASH->ACR, FLASH_ACR_LATENCY, Latency); +} + +/** + * @brief Get FLASH Latency + * @rmtoll FLASH_ACR LATENCY LL_FLASH_GetLatency + * @retval Returned value can be one of the following values: + * @arg @ref LL_FLASH_LATENCY_0 + * @arg @ref LL_FLASH_LATENCY_1 + */ +__STATIC_INLINE uint32_t LL_FLASH_GetLatency(void) +{ + return (uint32_t)(READ_BIT(FLASH->ACR, FLASH_ACR_LATENCY)); +} + +/** + * @brief Enable Prefetch + * @rmtoll FLASH_ACR PRFTEN LL_FLASH_EnablePrefetch + * @retval None + */ +__STATIC_INLINE void LL_FLASH_EnablePrefetch(void) +{ + SET_BIT(FLASH->ACR, FLASH_ACR_PRFTEN); +} + +/** + * @brief Disable Prefetch + * @rmtoll FLASH_ACR PRFTEN LL_FLASH_DisablePrefetch + * @retval None + */ +__STATIC_INLINE void LL_FLASH_DisablePrefetch(void) +{ + CLEAR_BIT(FLASH->ACR, FLASH_ACR_PRFTEN); +} + +/** + * @brief Check if Prefetch buffer is enabled + * @rmtoll FLASH_ACR PRFTEN LL_FLASH_IsPrefetchEnabled + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_FLASH_IsPrefetchEnabled(void) +{ + return (READ_BIT(FLASH->ACR, FLASH_ACR_PRFTEN) == (FLASH_ACR_PRFTEN)); +} + + +/** + * @brief Enable Flash Power-down mode during run mode or Low-power run mode + * @note Flash memory can be put in power-down mode only when the code is executed + * from RAM + * @note Flash must not be accessed when power down is enabled + * @note Flash must not be put in power-down while a program or an erase operation + * is on-going + * @rmtoll FLASH_ACR RUN_PD LL_FLASH_EnableRunPowerDown\n + * FLASH_PDKEYR PDKEY1 LL_FLASH_EnableRunPowerDown\n + * FLASH_PDKEYR PDKEY2 LL_FLASH_EnableRunPowerDown + * @retval None + */ +__STATIC_INLINE void LL_FLASH_EnableRunPowerDown(void) +{ + /* Following values must be written consecutively to unlock the RUN_PD bit in + FLASH_ACR */ + WRITE_REG(FLASH->PDKEYR, FLASH_PDKEY1); + WRITE_REG(FLASH->PDKEYR, FLASH_PDKEY2); + SET_BIT(FLASH->ACR, FLASH_ACR_RUN_PD); +} + +/** + * @brief Disable Flash Power-down mode during run mode or Low-power run mode + * @rmtoll FLASH_ACR RUN_PD LL_FLASH_DisableRunPowerDown\n + * FLASH_PDKEYR PDKEY1 LL_FLASH_DisableRunPowerDown\n + * FLASH_PDKEYR PDKEY2 LL_FLASH_DisableRunPowerDown + * @retval None + */ +__STATIC_INLINE void LL_FLASH_DisableRunPowerDown(void) +{ + /* Following values must be written consecutively to unlock the RUN_PD bit in + FLASH_ACR */ + WRITE_REG(FLASH->PDKEYR, FLASH_PDKEY1); + WRITE_REG(FLASH->PDKEYR, FLASH_PDKEY2); + CLEAR_BIT(FLASH->ACR, FLASH_ACR_RUN_PD); +} + +/** + * @brief Enable Flash Power-down mode during Sleep or Low-power sleep mode + * @note Flash must not be put in power-down while a program or an erase operation + * is on-going + * @rmtoll FLASH_ACR SLEEP_PD LL_FLASH_EnableSleepPowerDown + * @retval None + */ +__STATIC_INLINE void LL_FLASH_EnableSleepPowerDown(void) +{ + SET_BIT(FLASH->ACR, FLASH_ACR_SLEEP_PD); +} + +/** + * @brief Disable Flash Power-down mode during Sleep or Low-power sleep mode + * @rmtoll FLASH_ACR SLEEP_PD LL_FLASH_DisableSleepPowerDown + * @retval None + */ +__STATIC_INLINE void LL_FLASH_DisableSleepPowerDown(void) +{ + CLEAR_BIT(FLASH->ACR, FLASH_ACR_SLEEP_PD); +} + +/** + * @brief Enable buffers used as a cache during read access + * @rmtoll FLASH_ACR DISAB_BUF LL_FLASH_EnableBuffers + * @retval None + */ +__STATIC_INLINE void LL_FLASH_EnableBuffers(void) +{ + CLEAR_BIT(FLASH->ACR, FLASH_ACR_DISAB_BUF); +} + +/** + * @brief Disable buffers used as a cache during read access + * @note When disabled, every read will access the NVM even for + * an address already read (for example, the previous address). + * @rmtoll FLASH_ACR DISAB_BUF LL_FLASH_DisableBuffers + * @retval None + */ +__STATIC_INLINE void LL_FLASH_DisableBuffers(void) +{ + SET_BIT(FLASH->ACR, FLASH_ACR_DISAB_BUF); +} + +/** + * @brief Enable pre-read + * @note When enabled, the memory interface stores the last address + * read as data and tries to read the next one when no other + * read or write or prefetch operation is ongoing. + * It is automatically disabled every time the buffers are disabled. + * @rmtoll FLASH_ACR PRE_READ LL_FLASH_EnablePreRead + * @retval None + */ +__STATIC_INLINE void LL_FLASH_EnablePreRead(void) +{ + SET_BIT(FLASH->ACR, FLASH_ACR_PRE_READ); +} + +/** + * @brief Disable pre-read + * @rmtoll FLASH_ACR PRE_READ LL_FLASH_DisablePreRead + * @retval None + */ +__STATIC_INLINE void LL_FLASH_DisablePreRead(void) +{ + CLEAR_BIT(FLASH->ACR, FLASH_ACR_PRE_READ); +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined (FLASH) || defined (SYSCFG) || defined (DBGMCU) */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L0xx_LL_SYSTEM_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_tim.c b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_tim.c new file mode 100644 index 0000000000..7dcb0226e4 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_tim.c @@ -0,0 +1,868 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_tim.c + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief TIM LL module driver. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ +#if defined(USE_FULL_LL_DRIVER) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx_ll_tim.h" +#include "stm32l0xx_ll_bus.h" + +#ifdef USE_FULL_ASSERT + #include "stm32_assert.h" +#else + #define assert_param(expr) ((void)0U) +#endif + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (TIM2) || defined (TIM3) || defined (TIM21) || defined (TIM22) || defined (TIM6) || defined (TIM7) + +/** @addtogroup TIM_LL + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ +/** @addtogroup TIM_LL_Private_Macros + * @{ + */ +#define IS_LL_TIM_COUNTERMODE(__VALUE__) (((__VALUE__) == LL_TIM_COUNTERMODE_UP) \ + || ((__VALUE__) == LL_TIM_COUNTERMODE_DOWN) \ + || ((__VALUE__) == LL_TIM_COUNTERMODE_CENTER_UP) \ + || ((__VALUE__) == LL_TIM_COUNTERMODE_CENTER_DOWN) \ + || ((__VALUE__) == LL_TIM_COUNTERMODE_CENTER_UP_DOWN)) + +#define IS_LL_TIM_CLOCKDIVISION(__VALUE__) (((__VALUE__) == LL_TIM_CLOCKDIVISION_DIV1) \ + || ((__VALUE__) == LL_TIM_CLOCKDIVISION_DIV2) \ + || ((__VALUE__) == LL_TIM_CLOCKDIVISION_DIV4)) + +#define IS_LL_TIM_OCMODE(__VALUE__) (((__VALUE__) == LL_TIM_OCMODE_FROZEN) \ + || ((__VALUE__) == LL_TIM_OCMODE_ACTIVE) \ + || ((__VALUE__) == LL_TIM_OCMODE_INACTIVE) \ + || ((__VALUE__) == LL_TIM_OCMODE_TOGGLE) \ + || ((__VALUE__) == LL_TIM_OCMODE_FORCED_INACTIVE) \ + || ((__VALUE__) == LL_TIM_OCMODE_FORCED_ACTIVE) \ + || ((__VALUE__) == LL_TIM_OCMODE_PWM1) \ + || ((__VALUE__) == LL_TIM_OCMODE_PWM2)) + +#define IS_LL_TIM_OCSTATE(__VALUE__) (((__VALUE__) == LL_TIM_OCSTATE_DISABLE) \ + || ((__VALUE__) == LL_TIM_OCSTATE_ENABLE)) + +#define IS_LL_TIM_OCPOLARITY(__VALUE__) (((__VALUE__) == LL_TIM_OCPOLARITY_HIGH) \ + || ((__VALUE__) == LL_TIM_OCPOLARITY_LOW)) + +#define IS_LL_TIM_ACTIVEINPUT(__VALUE__) (((__VALUE__) == LL_TIM_ACTIVEINPUT_DIRECTTI) \ + || ((__VALUE__) == LL_TIM_ACTIVEINPUT_INDIRECTTI) \ + || ((__VALUE__) == LL_TIM_ACTIVEINPUT_TRC)) + +#define IS_LL_TIM_ICPSC(__VALUE__) (((__VALUE__) == LL_TIM_ICPSC_DIV1) \ + || ((__VALUE__) == LL_TIM_ICPSC_DIV2) \ + || ((__VALUE__) == LL_TIM_ICPSC_DIV4) \ + || ((__VALUE__) == LL_TIM_ICPSC_DIV8)) + +#define IS_LL_TIM_IC_FILTER(__VALUE__) (((__VALUE__) == LL_TIM_IC_FILTER_FDIV1) \ + || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV1_N2) \ + || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV1_N4) \ + || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV1_N8) \ + || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV2_N6) \ + || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV2_N8) \ + || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV4_N6) \ + || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV4_N8) \ + || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV8_N6) \ + || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV8_N8) \ + || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV16_N5) \ + || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV16_N6) \ + || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV16_N8) \ + || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV32_N5) \ + || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV32_N6) \ + || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV32_N8)) + +#define IS_LL_TIM_IC_POLARITY(__VALUE__) (((__VALUE__) == LL_TIM_IC_POLARITY_RISING) \ + || ((__VALUE__) == LL_TIM_IC_POLARITY_FALLING) \ + || ((__VALUE__) == LL_TIM_IC_POLARITY_BOTHEDGE)) + +#define IS_LL_TIM_ENCODERMODE(__VALUE__) (((__VALUE__) == LL_TIM_ENCODERMODE_X2_TI1) \ + || ((__VALUE__) == LL_TIM_ENCODERMODE_X2_TI2) \ + || ((__VALUE__) == LL_TIM_ENCODERMODE_X4_TI12)) + +#define IS_LL_TIM_IC_POLARITY_ENCODER(__VALUE__) (((__VALUE__) == LL_TIM_IC_POLARITY_RISING) \ + || ((__VALUE__) == LL_TIM_IC_POLARITY_FALLING)) +/** + * @} + */ + + +/* Private function prototypes -----------------------------------------------*/ +/** @defgroup TIM_LL_Private_Functions TIM Private Functions + * @{ + */ +static ErrorStatus OC1Config(TIM_TypeDef* TIMx, LL_TIM_OC_InitTypeDef* TIM_OCInitStruct); +static ErrorStatus OC2Config(TIM_TypeDef* TIMx, LL_TIM_OC_InitTypeDef* TIM_OCInitStruct); +static ErrorStatus OC3Config(TIM_TypeDef* TIMx, LL_TIM_OC_InitTypeDef* TIM_OCInitStruct); +static ErrorStatus OC4Config(TIM_TypeDef* TIMx, LL_TIM_OC_InitTypeDef* TIM_OCInitStruct); +static ErrorStatus IC1Config(TIM_TypeDef* TIMx, LL_TIM_IC_InitTypeDef* TIM_ICInitStruct); +static ErrorStatus IC2Config(TIM_TypeDef* TIMx, LL_TIM_IC_InitTypeDef* TIM_ICInitStruct); +static ErrorStatus IC3Config(TIM_TypeDef* TIMx, LL_TIM_IC_InitTypeDef* TIM_ICInitStruct); +static ErrorStatus IC4Config(TIM_TypeDef* TIMx, LL_TIM_IC_InitTypeDef* TIM_ICInitStruct); +/** + * @} + */ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup TIM_LL_Exported_Functions + * @{ + */ + +/** @addtogroup TIM_LL_EF_Init + * @{ + */ + +/** + * @brief Set TIMx registers to their reset values. + * @param TIMx Timer instance + * @retval An ErrorStatus enumeration value: + * - SUCCESS: TIMx registers are de-initialized + * - ERROR: invalid TIMx instance + */ +ErrorStatus LL_TIM_DeInit(TIM_TypeDef* TIMx) +{ + ErrorStatus result = SUCCESS; + + /* Check the parameters */ + assert_param(IS_TIM_INSTANCE(TIMx)); + +if (TIMx == TIM2) + { + LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_TIM2); + LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_TIM2); + } +#if defined(TIM3) + else if (TIMx == TIM3) + { + LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_TIM3); + LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_TIM3); + } +#endif /* TIM3 */ +#if defined(TIM6) + else if (TIMx == TIM6) + { + LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_TIM6); + LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_TIM6); + } +#endif /* TIM6 */ +#if defined(TIM7) + else if (TIMx == TIM7) + { + LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_TIM7); + LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_TIM7); + } +#endif /* TIM7 */ + else if (TIMx == TIM21) + { + LL_APB2_GRP1_ForceReset(LL_APB2_GRP1_PERIPH_TIM21); + LL_APB2_GRP1_ReleaseReset(LL_APB2_GRP1_PERIPH_TIM21); + } +#if defined(TIM22) + else if (TIMx == TIM22) + { + LL_APB2_GRP1_ForceReset(LL_APB2_GRP1_PERIPH_TIM22); + LL_APB2_GRP1_ReleaseReset(LL_APB2_GRP1_PERIPH_TIM22); + } +#endif /* TIM22 */ + else + { + result = ERROR; + } + + return result; +} + +/** + * @brief Set the fields of the time base unit configuration data structure + * to their default values. + * @param TIM_InitStruct pointer to a @ref LL_TIM_InitTypeDef structure (time base unit configuration data structure) + * @retval None + */ +void LL_TIM_StructInit(LL_TIM_InitTypeDef* TIM_InitStruct) +{ + /* Set the default configuration */ + TIM_InitStruct->Prescaler = (uint16_t)0x0000U; + TIM_InitStruct->CounterMode = LL_TIM_COUNTERMODE_UP; + TIM_InitStruct->Autoreload = (uint32_t)0xFFFFFFFFU; + TIM_InitStruct->ClockDivision = LL_TIM_CLOCKDIVISION_DIV1; +} + +/** + * @brief Configure the TIMx time base unit. + * @param TIMx Timer Instance + * @param TIM_InitStruct pointer to a @ref LL_TIM_InitTypeDef structure (TIMx time base unit configuration data structure) + * @retval An ErrorStatus enumeration value: + * - SUCCESS: TIMx registers are de-initialized + * - ERROR: not applicable + */ +ErrorStatus LL_TIM_Init(TIM_TypeDef * TIMx, LL_TIM_InitTypeDef* TIM_InitStruct) +{ + uint16_t tmpcr1 = 0U; + + /* Check the parameters */ + assert_param(IS_TIM_INSTANCE(TIMx)); + assert_param(IS_LL_TIM_COUNTERMODE(TIM_InitStruct->CounterMode)); + assert_param(IS_LL_TIM_CLOCKDIVISION(TIM_InitStruct->ClockDivision)); + + tmpcr1 = LL_TIM_ReadReg(TIMx, CR1); + + if(IS_TIM_COUNTER_MODE_SELECT_INSTANCE(TIMx)) + { + /* Select the Counter Mode */ + tmpcr1 &= (uint16_t)(~(TIM_CR1_DIR | TIM_CR1_CMS)); + tmpcr1 |= (uint32_t)TIM_InitStruct->CounterMode; + } + + if(IS_TIM_CLOCK_DIVISION_INSTANCE(TIMx)) + { + /* Set the clock division */ + tmpcr1 &= (uint16_t)(~TIM_CR1_CKD); + tmpcr1 |= (uint32_t)TIM_InitStruct->ClockDivision; + } + + /* Write to TIMx CR1 */ + LL_TIM_WriteReg(TIMx, CR1, tmpcr1); + + /* Set the Autoreload value */ + LL_TIM_SetAutoReload(TIMx, TIM_InitStruct->Autoreload); + + /* Set the Prescaler value */ + LL_TIM_SetPrescaler(TIMx, TIM_InitStruct->Prescaler); + /* Generate an update event to reload the Prescaler + and the repetition counter value (if applicable) immediately */ + LL_TIM_GenerateEvent_UPDATE(TIMx); + + return SUCCESS; +} + +/** + * @brief Set the fields of the TIMx output channel configuration data + * structure to their default values. + * @param TIM_OC_InitStruct pointer to a @ref LL_TIM_OC_InitTypeDef structure (the output channel configuration data structure) + * @retval None + */ +void LL_TIM_OC_StructInit(LL_TIM_OC_InitTypeDef* TIM_OC_InitStruct) +{ + /* Set the default configuration */ + TIM_OC_InitStruct->OCMode = LL_TIM_OCMODE_FROZEN; + TIM_OC_InitStruct->OCState = LL_TIM_OCSTATE_DISABLE; + TIM_OC_InitStruct->CompareValue = (uint32_t)0x00000000U; + TIM_OC_InitStruct->OCPolarity = LL_TIM_OCPOLARITY_HIGH; +} + +/** + * @brief Configure the TIMx output channel. + * @param TIMx Timer Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @param TIM_OC_InitStruct pointer to a @ref LL_TIM_OC_InitTypeDef structure (TIMx output channel configuration data structure) + * @retval An ErrorStatus enumeration value: + * - SUCCESS: TIMx output channel is initialized + * - ERROR: TIMx output channel is not initialized + */ +ErrorStatus LL_TIM_OC_Init(TIM_TypeDef* TIMx, uint32_t Channel, LL_TIM_OC_InitTypeDef* TIM_OC_InitStruct) +{ + ErrorStatus result = ERROR; + + switch(Channel) + { + case LL_TIM_CHANNEL_CH1: + result = OC1Config(TIMx, TIM_OC_InitStruct); + break; + case LL_TIM_CHANNEL_CH2: + result = OC2Config(TIMx, TIM_OC_InitStruct); + break; + case LL_TIM_CHANNEL_CH3: + result = OC3Config(TIMx, TIM_OC_InitStruct); + break; + case LL_TIM_CHANNEL_CH4: + result = OC4Config(TIMx, TIM_OC_InitStruct); + break; + default: + break; + } + + return result; +} + +/** + * @brief Set the fields of the TIMx input channel configuration data + * structure to their default values. + * @param TIM_ICInitStruct pointer to a @ref LL_TIM_IC_InitTypeDef structure (the input channel configuration data structure) + * @retval None + */ +void LL_TIM_IC_StructInit(LL_TIM_IC_InitTypeDef* TIM_ICInitStruct) +{ + /* Set the default configuration */ + TIM_ICInitStruct->ICPolarity = LL_TIM_IC_POLARITY_RISING; + TIM_ICInitStruct->ICActiveInput = LL_TIM_ACTIVEINPUT_DIRECTTI; + TIM_ICInitStruct->ICPrescaler = LL_TIM_ICPSC_DIV1; + TIM_ICInitStruct->ICFilter = LL_TIM_IC_FILTER_FDIV1; +} + +/** + * @brief Configure the TIMx input channel. + * @param TIMx Timer Instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @param TIM_IC_InitStruct pointer to a @ref LL_TIM_IC_InitTypeDef structure (TIMx input channel configuration data structure) + * @retval An ErrorStatus enumeration value: + * - SUCCESS: TIMx output channel is initialized + * - ERROR: TIMx output channel is not initialized + */ +ErrorStatus LL_TIM_IC_Init(TIM_TypeDef* TIMx, uint32_t Channel, LL_TIM_IC_InitTypeDef* TIM_IC_InitStruct) +{ + ErrorStatus result = ERROR; + + switch(Channel) + { + case LL_TIM_CHANNEL_CH1: + result = IC1Config(TIMx, TIM_IC_InitStruct); + break; + case LL_TIM_CHANNEL_CH2: + result = IC2Config(TIMx, TIM_IC_InitStruct); + break; + case LL_TIM_CHANNEL_CH3: + result = IC3Config(TIMx, TIM_IC_InitStruct); + break; + case LL_TIM_CHANNEL_CH4: + result = IC4Config(TIMx, TIM_IC_InitStruct); + break; + default: + break; + } + + return result; +} + +/** + * @brief Fills each TIM_EncoderInitStruct field with its default value + * @param TIM_EncoderInitStruct pointer to a @ref LL_TIM_ENCODER_InitTypeDef structure (encoder interface configuration data structure) + * @retval None + */ +void LL_TIM_ENCODER_StructInit(LL_TIM_ENCODER_InitTypeDef* TIM_EncoderInitStruct) +{ + /* Set the default configuration */ + TIM_EncoderInitStruct->EncoderMode = LL_TIM_ENCODERMODE_X2_TI1; + TIM_EncoderInitStruct->IC1Polarity = LL_TIM_IC_POLARITY_RISING; + TIM_EncoderInitStruct->IC1ActiveInput = LL_TIM_ACTIVEINPUT_DIRECTTI; + TIM_EncoderInitStruct->IC1Prescaler = LL_TIM_ICPSC_DIV1; + TIM_EncoderInitStruct->IC1Filter = LL_TIM_IC_FILTER_FDIV1; + TIM_EncoderInitStruct->IC2Polarity = LL_TIM_IC_POLARITY_RISING; + TIM_EncoderInitStruct->IC2ActiveInput = LL_TIM_ACTIVEINPUT_DIRECTTI; + TIM_EncoderInitStruct->IC2Prescaler = LL_TIM_ICPSC_DIV1; + TIM_EncoderInitStruct->IC2Filter = LL_TIM_IC_FILTER_FDIV1; +} + +/** + * @brief Configure the encoder interface of the timer instance. + * @param TIMx Timer Instance + * @param TIM_EncoderInitStruct pointer to a @ref LL_TIM_ENCODER_InitTypeDef structure (TIMx encoder interface configuration data structure) + * @retval An ErrorStatus enumeration value: + * - SUCCESS: TIMx registers are de-initialized + * - ERROR: not applicable + */ +ErrorStatus LL_TIM_ENCODER_Init(TIM_TypeDef* TIMx, LL_TIM_ENCODER_InitTypeDef* TIM_EncoderInitStruct) +{ + uint32_t tmpccmr1 = 0U; + uint32_t tmpccer = 0U; + + /* Check the parameters */ + assert_param(IS_TIM_ENCODER_INTERFACE_INSTANCE(TIMx)); + assert_param(IS_LL_TIM_ENCODERMODE(TIM_EncoderInitStruct->EncoderMode)); + assert_param(IS_LL_TIM_IC_POLARITY_ENCODER(TIM_EncoderInitStruct->IC1Polarity)); + assert_param(IS_LL_TIM_ACTIVEINPUT(TIM_EncoderInitStruct->IC1ActiveInput)); + assert_param(IS_LL_TIM_ICPSC(TIM_EncoderInitStruct->IC1Prescaler)); + assert_param(IS_LL_TIM_IC_FILTER(TIM_EncoderInitStruct->IC1Filter)); + assert_param(IS_LL_TIM_IC_POLARITY_ENCODER(TIM_EncoderInitStruct->IC2Polarity)); + assert_param(IS_LL_TIM_ACTIVEINPUT(TIM_EncoderInitStruct->IC2ActiveInput)); + assert_param(IS_LL_TIM_ICPSC(TIM_EncoderInitStruct->IC2Prescaler)); + assert_param(IS_LL_TIM_IC_FILTER(TIM_EncoderInitStruct->IC2Filter)); + + /* Disable the CC1 and CC2: Reset the CC1E and CC2E Bits */ + TIMx->CCER &= (uint32_t)~(TIM_CCER_CC1E | TIM_CCER_CC2E); + + /* Get the TIMx CCMR1 register value */ + tmpccmr1 = LL_TIM_ReadReg(TIMx, CCMR1); + + /* Get the TIMx CCER register value */ + tmpccer = LL_TIM_ReadReg(TIMx, CCER); + + /* Configure TI1 */ + tmpccmr1 &= (uint32_t)~(TIM_CCMR1_CC1S | TIM_CCMR1_IC1F | TIM_CCMR1_IC1PSC); + tmpccmr1 |= (uint32_t)(TIM_EncoderInitStruct->IC1ActiveInput >> 16U); + tmpccmr1 |= (uint32_t)(TIM_EncoderInitStruct->IC1Filter >> 16U); + tmpccmr1 |= (uint32_t)(TIM_EncoderInitStruct->IC1Prescaler >> 16U); + + /* Configure TI2 */ + tmpccmr1 &= (uint32_t)~(TIM_CCMR1_CC2S | TIM_CCMR1_IC2F | TIM_CCMR1_IC2PSC); + tmpccmr1 |= (uint32_t)(TIM_EncoderInitStruct->IC2ActiveInput >> 8U); + tmpccmr1 |= (uint32_t)(TIM_EncoderInitStruct->IC2Filter >> 8U); + tmpccmr1 |= (uint32_t)(TIM_EncoderInitStruct->IC2Prescaler >> 8U); + + /* Set TI1 and TI2 polarity and enable TI1 and TI2 */ + tmpccer &= (uint32_t)~(TIM_CCER_CC1P | TIM_CCER_CC1NP | TIM_CCER_CC2P | TIM_CCER_CC2NP); + tmpccer |= (uint32_t)(TIM_EncoderInitStruct->IC1Polarity); + tmpccer |= (uint32_t)(TIM_EncoderInitStruct->IC2Polarity << 4U); + tmpccer |= (uint32_t)(TIM_CCER_CC1E | TIM_CCER_CC2E); + + /* Set encoder mode */ + LL_TIM_SetEncoderMode(TIMx, TIM_EncoderInitStruct->EncoderMode); + + /* Write to TIMx CCMR1 */ + LL_TIM_WriteReg(TIMx, CCMR1, tmpccmr1); + + /* Write to TIMx CCER */ + LL_TIM_WriteReg(TIMx, CCER, tmpccer); + + return SUCCESS; +} + + +/** + * @} + */ + +/** + * @} + */ + +/** @addtogroup TIM_LL_Private_Functions TIM Private Functions + * @brief Private functions + * @{ + */ +/** + * @brief Configure the TIMx output channel 1. + * @param TIMx Timer Instance + * @param TIM_OCInitStruct pointer to the the TIMx output channel 1 configuration data structure + * @retval An ErrorStatus enumeration value: + * - SUCCESS: TIMx registers are de-initialized + * - ERROR: not applicable + */ +static ErrorStatus OC1Config(TIM_TypeDef* TIMx, LL_TIM_OC_InitTypeDef* TIM_OCInitStruct) +{ + uint32_t tmpccmr1 = 0U; + uint32_t tmpccer = 0U; + uint32_t tmpcr2 = 0U; + + /* Check the parameters */ + assert_param(IS_TIM_CC1_INSTANCE(TIMx)); + assert_param(IS_LL_TIM_OCMODE(TIM_OCInitStruct->OCMode)); + assert_param(IS_LL_TIM_OCSTATE(TIM_OCInitStruct->OCState)); + assert_param(IS_LL_TIM_OCPOLARITY(TIM_OCInitStruct->OCPolarity)); + + /* Disable the Channel 1: Reset the CC1E Bit */ + CLEAR_BIT(TIMx->CCER, TIM_CCER_CC1E); + + /* Get the TIMx CCER register value */ + tmpccer = LL_TIM_ReadReg(TIMx, CCER); + + /* Get the TIMx CR2 register value */ + tmpcr2 = LL_TIM_ReadReg(TIMx, CR2); + + /* Get the TIMx CCMR1 register value */ + tmpccmr1 = LL_TIM_ReadReg(TIMx, CCMR1); + + /* Reset Capture/Compare selection Bits */ + CLEAR_BIT(tmpccmr1, TIM_CCMR1_CC1S); + + /* Set the Output Compare Mode */ + MODIFY_REG(tmpccmr1, TIM_CCMR1_OC1M, TIM_OCInitStruct->OCMode); + + /* Set the Output Compare Polarity */ + MODIFY_REG(tmpccer, TIM_CCER_CC1P, TIM_OCInitStruct->OCPolarity); + + /* Set the Output State */ + MODIFY_REG(tmpccer, TIM_CCER_CC1E, TIM_OCInitStruct->OCState); + + /* Write to TIMx CR2 */ + LL_TIM_WriteReg(TIMx, CR2, tmpcr2); + + /* Write to TIMx CCMR1 */ + LL_TIM_WriteReg(TIMx, CCMR1, tmpccmr1); + + /* Set the Capture Compare Register value */ + LL_TIM_OC_SetCompareCH1(TIMx, TIM_OCInitStruct->CompareValue); + + /* Write to TIMx CCER */ + LL_TIM_WriteReg(TIMx, CCER, tmpccer); + + return SUCCESS; +} + +/** + * @brief Configure the TIMx output channel 2. + * @param TIMx Timer Instance + * @param TIM_OCInitStruct pointer to the the TIMx output channel 2 configuration data structure + * @retval An ErrorStatus enumeration value: + * - SUCCESS: TIMx registers are de-initialized + * - ERROR: not applicable + */ +static ErrorStatus OC2Config(TIM_TypeDef* TIMx, LL_TIM_OC_InitTypeDef* TIM_OCInitStruct) +{ + uint32_t tmpccmr1 = 0U; + uint32_t tmpccer = 0U; + uint32_t tmpcr2 = 0U; + + /* Check the parameters */ + assert_param(IS_TIM_CC2_INSTANCE(TIMx)); + assert_param(IS_LL_TIM_OCMODE(TIM_OCInitStruct->OCMode)); + assert_param(IS_LL_TIM_OCSTATE(TIM_OCInitStruct->OCState)); + assert_param(IS_LL_TIM_OCPOLARITY(TIM_OCInitStruct->OCPolarity)); + + /* Disable the Channel 2: Reset the CC2E Bit */ + CLEAR_BIT(TIMx->CCER, TIM_CCER_CC2E); + + /* Get the TIMx CCER register value */ + tmpccer = LL_TIM_ReadReg(TIMx, CCER); + + /* Get the TIMx CR2 register value */ + tmpcr2 = LL_TIM_ReadReg(TIMx, CR2); + + /* Get the TIMx CCMR1 register value */ + tmpccmr1 = LL_TIM_ReadReg(TIMx, CCMR1); + + /* Reset Capture/Compare selection Bits */ + CLEAR_BIT(tmpccmr1, TIM_CCMR1_CC2S); + + /* Select the Output Compare Mode */ + MODIFY_REG(tmpccmr1, TIM_CCMR1_OC2M, TIM_OCInitStruct->OCMode << 8U); + + /* Set the Output Compare Polarity */ + MODIFY_REG(tmpccer, TIM_CCER_CC2P, TIM_OCInitStruct->OCPolarity<< 4U); + + /* Set the Output State */ + MODIFY_REG(tmpccer, TIM_CCER_CC2E, TIM_OCInitStruct->OCState << 4U); + + /* Write to TIMx CR2 */ + LL_TIM_WriteReg(TIMx, CR2, tmpcr2); + + /* Write to TIMx CCMR1 */ + LL_TIM_WriteReg(TIMx, CCMR1, tmpccmr1); + + /* Set the Capture Compare Register value */ + LL_TIM_OC_SetCompareCH2(TIMx, TIM_OCInitStruct->CompareValue); + + /* Write to TIMx CCER */ + LL_TIM_WriteReg(TIMx, CCER, tmpccer); + + return SUCCESS; +} + +/** + * @brief Configure the TIMx output channel 3. + * @param TIMx Timer Instance + * @param TIM_OCInitStruct pointer to the the TIMx output channel 3 configuration data structure + * @retval An ErrorStatus enumeration value: + * - SUCCESS: TIMx registers are de-initialized + * - ERROR: not applicable + */ +static ErrorStatus OC3Config(TIM_TypeDef* TIMx, LL_TIM_OC_InitTypeDef* TIM_OCInitStruct) +{ + uint32_t tmpccmr2 = 0U; + uint32_t tmpccer = 0U; + uint32_t tmpcr2 = 0U; + + /* Check the parameters */ + assert_param(IS_TIM_CC3_INSTANCE(TIMx)); + assert_param(IS_LL_TIM_OCMODE(TIM_OCInitStruct->OCMode)); + assert_param(IS_LL_TIM_OCSTATE(TIM_OCInitStruct->OCState)); + assert_param(IS_LL_TIM_OCPOLARITY(TIM_OCInitStruct->OCPolarity)); + + /* Disable the Channel 3: Reset the CC3E Bit */ + CLEAR_BIT(TIMx->CCER, TIM_CCER_CC3E); + + /* Get the TIMx CCER register value */ + tmpccer = LL_TIM_ReadReg(TIMx, CCER); + + /* Get the TIMx CR2 register value */ + tmpcr2 = LL_TIM_ReadReg(TIMx, CR2); + + /* Get the TIMx CCMR2 register value */ + tmpccmr2 = LL_TIM_ReadReg(TIMx, CCMR2); + + /* Reset Capture/Compare selection Bits */ + CLEAR_BIT(tmpccmr2, TIM_CCMR2_CC3S); + + /* Select the Output Compare Mode */ + MODIFY_REG(tmpccmr2, TIM_CCMR2_OC3M, TIM_OCInitStruct->OCMode); + + /* Set the Output Compare Polarity */ + MODIFY_REG(tmpccer, TIM_CCER_CC3P, TIM_OCInitStruct->OCPolarity << 8U); + + /* Set the Output State */ + MODIFY_REG(tmpccer, TIM_CCER_CC3E, TIM_OCInitStruct->OCState << 8U); + + /* Write to TIMx CR2 */ + LL_TIM_WriteReg(TIMx, CR2, tmpcr2); + + /* Write to TIMx CCMR2 */ + LL_TIM_WriteReg(TIMx, CCMR2, tmpccmr2); + + /* Set the Capture Compare Register value */ + LL_TIM_OC_SetCompareCH3(TIMx, TIM_OCInitStruct->CompareValue); + + /* Write to TIMx CCER */ + LL_TIM_WriteReg(TIMx, CCER, tmpccer); + + return SUCCESS; +} + +/** + * @brief Configure the TIMx output channel 4. + * @param TIMx Timer Instance + * @param TIM_OCInitStruct pointer to the the TIMx output channel 4 configuration data structure + * @retval An ErrorStatus enumeration value: + * - SUCCESS: TIMx registers are de-initialized + * - ERROR: not applicable + */ +static ErrorStatus OC4Config(TIM_TypeDef* TIMx, LL_TIM_OC_InitTypeDef* TIM_OCInitStruct) +{ + uint32_t tmpccmr2 = 0U; + uint32_t tmpccer = 0U; + uint32_t tmpcr2 = 0U; + + /* Check the parameters */ + assert_param(IS_TIM_CC4_INSTANCE(TIMx)); + assert_param(IS_LL_TIM_OCMODE(TIM_OCInitStruct->OCMode)); + assert_param(IS_LL_TIM_OCSTATE(TIM_OCInitStruct->OCState)); + assert_param(IS_LL_TIM_OCPOLARITY(TIM_OCInitStruct->OCPolarity)); + + /* Disable the Channel 4: Reset the CC4E Bit */ + CLEAR_BIT(TIMx->CCER, TIM_CCER_CC4E); + + /* Get the TIMx CCER register value */ + tmpccer = LL_TIM_ReadReg(TIMx, CCER); + + /* Get the TIMx CR2 register value */ + tmpcr2 = LL_TIM_ReadReg(TIMx, CR2); + + /* Get the TIMx CCMR2 register value */ + tmpccmr2 = LL_TIM_ReadReg(TIMx, CCMR2); + + /* Reset Capture/Compare selection Bits */ + CLEAR_BIT(tmpccmr2, TIM_CCMR2_CC4S); + + /* Select the Output Compare Mode */ + MODIFY_REG(tmpccmr2, TIM_CCMR2_OC4M, TIM_OCInitStruct->OCMode << 8U); + + /* Set the Output Compare Polarity */ + MODIFY_REG(tmpccer, TIM_CCER_CC4P, TIM_OCInitStruct->OCPolarity << 12U); + + /* Set the Output State */ + MODIFY_REG(tmpccer, TIM_CCER_CC4E, TIM_OCInitStruct->OCState << 12U); + + /* Write to TIMx CR2 */ + LL_TIM_WriteReg(TIMx, CR2, tmpcr2); + + /* Write to TIMx CCMR2 */ + LL_TIM_WriteReg(TIMx, CCMR2, tmpccmr2); + + /* Set the Capture Compare Register value */ + LL_TIM_OC_SetCompareCH4(TIMx, TIM_OCInitStruct->CompareValue); + + /* Write to TIMx CCER */ + LL_TIM_WriteReg(TIMx, CCER, tmpccer); + + return SUCCESS; +} + + +/** + * @brief Configure the TIMx input channel 1. + * @param TIMx Timer Instance + * @param TIM_ICInitStruct pointer to the the TIMx input channel 1 configuration data structure + * @retval An ErrorStatus enumeration value: + * - SUCCESS: TIMx registers are de-initialized + * - ERROR: not applicable + */ +static ErrorStatus IC1Config(TIM_TypeDef* TIMx, LL_TIM_IC_InitTypeDef* TIM_ICInitStruct) +{ + /* Check the parameters */ + assert_param(IS_TIM_CC1_INSTANCE(TIMx)); + assert_param(IS_LL_TIM_IC_POLARITY(TIM_ICInitStruct->ICPolarity)); + assert_param(IS_LL_TIM_ACTIVEINPUT(TIM_ICInitStruct->ICActiveInput)); + assert_param(IS_LL_TIM_ICPSC(TIM_ICInitStruct->ICPrescaler)); + assert_param(IS_LL_TIM_IC_FILTER(TIM_ICInitStruct->ICFilter)); + + /* Disable the Channel 1: Reset the CC1E Bit */ + TIMx->CCER &= (uint32_t)~TIM_CCER_CC1E; + + /* Select the Input and set the filter and the prescaler value */ + MODIFY_REG(TIMx->CCMR1, + (TIM_CCMR1_CC1S | TIM_CCMR1_IC1F | TIM_CCMR1_IC1PSC), + (TIM_ICInitStruct->ICActiveInput | TIM_ICInitStruct->ICFilter | TIM_ICInitStruct->ICPrescaler) >> 16U); + + /* Select the Polarity and set the CC1E Bit */ + MODIFY_REG(TIMx->CCER, + (TIM_CCER_CC1P | TIM_CCER_CC1NP), + (TIM_ICInitStruct->ICPolarity | TIM_CCER_CC1E)); + + return SUCCESS; +} + +/** + * @brief Configure the TIMx input channel 2. + * @param TIMx Timer Instance + * @param TIM_ICInitStruct pointer to the the TIMx input channel 2 configuration data structure + * @retval An ErrorStatus enumeration value: + * - SUCCESS: TIMx registers are de-initialized + * - ERROR: not applicable + */ +static ErrorStatus IC2Config(TIM_TypeDef* TIMx, LL_TIM_IC_InitTypeDef* TIM_ICInitStruct) +{ + /* Check the parameters */ + assert_param(IS_TIM_CC2_INSTANCE(TIMx)); + assert_param(IS_LL_TIM_IC_POLARITY(TIM_ICInitStruct->ICPolarity)); + assert_param(IS_LL_TIM_ACTIVEINPUT(TIM_ICInitStruct->ICActiveInput)); + assert_param(IS_LL_TIM_ICPSC(TIM_ICInitStruct->ICPrescaler)); + assert_param(IS_LL_TIM_IC_FILTER(TIM_ICInitStruct->ICFilter)); + + /* Disable the Channel 2: Reset the CC2E Bit */ + TIMx->CCER &= (uint32_t)~TIM_CCER_CC2E; + + /* Select the Input and set the filter and the prescaler value */ + MODIFY_REG(TIMx->CCMR1, + (TIM_CCMR1_CC2S | TIM_CCMR1_IC2F | TIM_CCMR1_IC2PSC), + (TIM_ICInitStruct->ICActiveInput | TIM_ICInitStruct->ICFilter | TIM_ICInitStruct->ICPrescaler) >> 8U); + + /* Select the Polarity and set the CC2E Bit */ + MODIFY_REG(TIMx->CCER, + (TIM_CCER_CC2P | TIM_CCER_CC2NP), + ((TIM_ICInitStruct->ICPolarity << 4U) | TIM_CCER_CC2E) ); + + return SUCCESS; +} + +/** + * @brief Configure the TIMx input channel 3. + * @param TIMx Timer Instance + * @param TIM_ICInitStruct pointer to the the TIMx input channel 3 configuration data structure + * @retval An ErrorStatus enumeration value: + * - SUCCESS: TIMx registers are de-initialized + * - ERROR: not applicable + */ +static ErrorStatus IC3Config(TIM_TypeDef* TIMx, LL_TIM_IC_InitTypeDef* TIM_ICInitStruct) +{ + /* Check the parameters */ + assert_param(IS_TIM_CC3_INSTANCE(TIMx)); + assert_param(IS_LL_TIM_IC_POLARITY(TIM_ICInitStruct->ICPolarity)); + assert_param(IS_LL_TIM_ACTIVEINPUT(TIM_ICInitStruct->ICActiveInput)); + assert_param(IS_LL_TIM_ICPSC(TIM_ICInitStruct->ICPrescaler)); + assert_param(IS_LL_TIM_IC_FILTER(TIM_ICInitStruct->ICFilter)); + + /* Disable the Channel 3: Reset the CC3E Bit */ + TIMx->CCER &= (uint32_t)~TIM_CCER_CC3E; + + /* Select the Input and set the filter and the prescaler value */ + MODIFY_REG(TIMx->CCMR2, + (TIM_CCMR2_CC3S | TIM_CCMR2_IC3F | TIM_CCMR2_IC3PSC), + (TIM_ICInitStruct->ICActiveInput | TIM_ICInitStruct->ICFilter | TIM_ICInitStruct->ICPrescaler) >> 16U); + + /* Select the Polarity and set the CC3E Bit */ + MODIFY_REG(TIMx->CCER, + (TIM_CCER_CC3P | TIM_CCER_CC3NP), + ((TIM_ICInitStruct->ICPolarity << 8U) | TIM_CCER_CC3E) ); + + return SUCCESS; +} + +/** + * @brief Configure the TIMx input channel 4. + * @param TIMx Timer Instance + * @param TIM_ICInitStruct pointer to the the TIMx input channel 4 configuration data structure + * @retval An ErrorStatus enumeration value: + * - SUCCESS: TIMx registers are de-initialized + * - ERROR: not applicable + */ +static ErrorStatus IC4Config(TIM_TypeDef* TIMx, LL_TIM_IC_InitTypeDef* TIM_ICInitStruct) +{ + /* Check the parameters */ + assert_param(IS_TIM_CC4_INSTANCE(TIMx)); + assert_param(IS_LL_TIM_IC_POLARITY(TIM_ICInitStruct->ICPolarity)); + assert_param(IS_LL_TIM_ACTIVEINPUT(TIM_ICInitStruct->ICActiveInput)); + assert_param(IS_LL_TIM_ICPSC(TIM_ICInitStruct->ICPrescaler)); + assert_param(IS_LL_TIM_IC_FILTER(TIM_ICInitStruct->ICFilter)); + + /* Disable the Channel 4: Reset the CC4E Bit */ + TIMx->CCER &= (uint32_t)~TIM_CCER_CC4E; + + /* Select the Input and set the filter and the prescaler value */ + MODIFY_REG(TIMx->CCMR2, + (TIM_CCMR2_CC4S | TIM_CCMR2_IC4F | TIM_CCMR2_IC4PSC), + (TIM_ICInitStruct->ICActiveInput | TIM_ICInitStruct->ICFilter | TIM_ICInitStruct->ICPrescaler) >> 8U); + + /* Select the Polarity and set the CC2E Bit */ + MODIFY_REG(TIMx->CCER, + (TIM_CCER_CC4P | TIM_CCER_CC4NP), + ((TIM_ICInitStruct->ICPolarity << 12U) | TIM_CCER_CC4E) ); + + return SUCCESS; +} + + +/** + * @} + */ + +/** + * @} + */ + +#endif /* TIM1 || TIM3 || TIM21 || TIM22 || TIM6 || TIM7 */ + +/** + * @} + */ + +#endif /* USE_FULL_LL_DRIVER */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_tim.h b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_tim.h new file mode 100644 index 0000000000..ec72b2cba0 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_tim.h @@ -0,0 +1,3371 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_tim.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief Header file of TIM LL module. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L0xx_LL_TIM_H +#define __STM32L0xx_LL_TIM_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (TIM2) || defined (TIM3) || defined (TIM21) || defined (TIM22) || defined (TIM6) || defined (TIM7) + +/** @defgroup TIM_LL TIM + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/** @defgroup TIM_LL_Private_Variables TIM Private Variables + * @{ + */ +static const uint8_t OFFSET_TAB_CCMRx[] = + { + 0x00U, /* 0: TIMx_CH1 */ + 0x00U, /* 1: NA */ + 0x00U, /* 2: TIMx_CH2 */ + 0x00U, /* 3: NA */ + 0x04U, /* 4: TIMx_CH3 */ + 0x00U, /* 5: NA */ + 0x04U /* 6: TIMx_CH4 */ + }; + +static const uint8_t SHIFT_TAB_OCxx[] = +{ + 0U, /* 0: OC1M, OC1FE, OC1PE */ + 0U, /* 1: - NA */ + 8U, /* 2: OC2M, OC2FE, OC2PE */ + 0U, /* 3: - NA */ + 0U, /* 4: OC3M, OC3FE, OC3PE */ + 0U, /* 5: - NA */ + 8U /* 6: OC4M, OC4FE, OC4PE */ +}; + +static const uint8_t SHIFT_TAB_ICxx[] = +{ + 0U, /* 0: CC1S, IC1PSC, IC1F */ + 0U, /* 1: - NA */ + 8U, /* 2: CC2S, IC2PSC, IC2F */ + 0U, /* 3: - NA */ + 0U, /* 4: CC3S, IC3PSC, IC3F */ + 0U, /* 5: - NA */ + 8U /* 6: CC4S, IC4PSC, IC4F */ +}; + +static const uint8_t SHIFT_TAB_CCxP[] = +{ + 0U, /* 0: CC1P */ + 0U, /* 1: NA */ + 4U, /* 2: CC2P */ + 0U, /* 3: NA */ + 8U, /* 4: CC3P */ + 0U, /* 5: NA */ + 12U /* 6: CC4P */ +}; + +/** + * @} + */ + + +/* Private constants ---------------------------------------------------------*/ +/** @defgroup TIM_LL_Private_Constants TIM Private Constants + * @{ + */ +/** @defgroup TIM_LL_POSITION_VAL Bit Position Value + * @brief Position of the bit in the register. + * @{ + */ +/* Defines used for the bit position in the register and perform offsets*/ +#define TIM_POSITION_ICPSC (uint32_t)2U /*!< field position in half register TIMx_CCMRx (8 bits)*/ +/** + * @} + */ + + +/* Remap mask definitions */ +#define TIMx_OR_RMP_SHIFT ((uint32_t)16U) +#define TIMx_OR_RMP_MASK ((uint32_t)0x0000FFFFU) +#define TIM2_OR_RMP_MASK ((uint32_t)((TIM2_OR_ETR_RMP | TIM2_OR_TI4_RMP ) << TIMx_OR_RMP_SHIFT)) +#define TIM21_OR_RMP_MASK ((uint32_t)((TIM21_OR_ETR_RMP | TIM21_OR_TI1_RMP | TIM21_OR_TI2_RMP) << TIMx_OR_RMP_SHIFT)) +#define TIM22_OR_RMP_MASK ((uint32_t)((TIM22_OR_ETR_RMP | TIM22_OR_TI1_RMP) << TIMx_OR_RMP_SHIFT)) +#if defined(TIM3) +#define TIM3_OR_RMP_MASK ((uint32_t)((TIM3_OR_ETR_RMP | TIM3_OR_TI1_RMP | TIM3_OR_TI2_RMP | TIM3_OR_TI4_RMP) << TIMx_OR_RMP_SHIFT)) +#endif /* TIM3 */ + + + +/** + * @} + */ + + +/* Private macros ------------------------------------------------------------*/ +/** @defgroup TIM_LL_Private_Macros TIM Private Macros + * @{ + */ +/** @brief Convert channel id into channel index. + * @param __CHANNEL__ This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @retval none + */ +#define TIM_GET_CHANNEL_INDEX( __CHANNEL__) \ +(((__CHANNEL__) == LL_TIM_CHANNEL_CH1) ? 0U :\ +((__CHANNEL__) == LL_TIM_CHANNEL_CH2) ? 2U :\ +((__CHANNEL__) == LL_TIM_CHANNEL_CH3) ? 4U : 6U) + +/** + * @} + */ + + +/* Exported types ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup TIM_LL_ES_INIT TIM Exported Init structure + * @{ + */ + +/** + * @brief TIM Time Base configuration structure definition. + */ +typedef struct +{ + uint16_t Prescaler; /*!< Specifies the prescaler value used to divide the TIM clock. + This parameter can be a number between 0x0000 and 0xFFFF. + + This feature can be modified afterwards using unitary function @ref LL_TIM_SetPrescaler().*/ + + uint32_t CounterMode; /*!< Specifies the counter mode. + This parameter can be a value of @ref TIM_LL_EC_COUNTERMODE. + + This feature can be modified afterwards using unitary function @ref LL_TIM_SetCounterMode().*/ + + uint32_t Autoreload; /*!< Specifies the auto reload value to be loaded into the active + Auto-Reload Register at the next update event. + This parameter must be a number between 0x0000 and 0xFFFF. + Some timer instances may support 32 bits counters. In that case this parameter must be a number between 0x0000 and 0xFFFFFFFF. + + This feature can be modified afterwards using unitary function @ref LL_TIM_SetAutoReload().*/ + + uint32_t ClockDivision; /*!< Specifies the clock division. + This parameter can be a value of @ref TIM_LL_EC_CLOCKDIVISION. + + This feature can be modified afterwards using unitary function @ref LL_TIM_SetClockDivision().*/ +} LL_TIM_InitTypeDef; + +/** + * @brief TIM Output Compare configuration structure definition. + */ +typedef struct +{ + uint32_t OCMode; /*!< Specifies the output mode. + This parameter can be a value of @ref TIM_LL_EC_OCMODE. + + This feature can be modified afterwards using unitary function @ref LL_TIM_OC_SetMode().*/ + + uint32_t OCState; /*!< Specifies the TIM Output Compare state. + This parameter can be a value of @ref TIM_LL_EC_OCSTATE. + + This feature can be modified afterwards using unitary functions @ref LL_TIM_CC_EnableChannel() or @ref LL_TIM_CC_DisableChannel().*/ + + uint32_t CompareValue; /*!< Specifies the Compare value to be loaded into the Capture Compare Register. + This parameter can be a number between 0x0000 and 0xFFFF. + + This feature can be modified afterwards using unitary function LL_TIM_OC_SetCompareCHx (x=1..6).*/ + + uint32_t OCPolarity; /*!< Specifies the output polarity. + This parameter can be a value of @ref TIM_LL_EC_OCPOLARITY. + + This feature can be modified afterwards using unitary function @ref LL_TIM_OC_SetPolarity().*/ + +} LL_TIM_OC_InitTypeDef; + +/** + * @brief TIM Input Capture configuration structure definition. + */ + +typedef struct +{ + + uint32_t ICPolarity; /*!< Specifies the active edge of the input signal. + This parameter can be a value of @ref TIM_LL_EC_IC_POLARITY. + + This feature can be modified afterwards using unitary function @ref LL_TIM_IC_SetPolarity().*/ + + uint32_t ICActiveInput; /*!< Specifies the input. + This parameter can be a value of @ref TIM_LL_EC_ACTIVEINPUT. + + This feature can be modified afterwards using unitary function @ref LL_TIM_IC_SetActiveInput().*/ + + uint32_t ICPrescaler; /*!< Specifies the Input Capture Prescaler. + This parameter can be a value of @ref TIM_LL_EC_ICPSC. + + This feature can be modified afterwards using unitary function @ref LL_TIM_IC_SetPrescaler().*/ + + uint32_t ICFilter; /*!< Specifies the input capture filter. + This parameter can be a value of @ref TIM_LL_EC_IC_FILTER. + + This feature can be modified afterwards using unitary function @ref LL_TIM_IC_SetFilter().*/ +} LL_TIM_IC_InitTypeDef; + + +/** + * @brief TIM Encoder interface configuration structure definition. + */ +typedef struct +{ + uint32_t EncoderMode; /*!< Specifies the encoder resolution (x2 or x4). + This parameter can be a value of @ref TIM_LL_EC_ENCODERMODE. + + This feature can be modified afterwards using unitary function @ref LL_TIM_SetEncoderMode().*/ + + uint32_t IC1Polarity; /*!< Specifies the active edge of TI1 input. + This parameter can be a value of @ref TIM_LL_EC_IC_POLARITY. + + This feature can be modified afterwards using unitary function @ref LL_TIM_IC_SetPolarity().*/ + + uint32_t IC1ActiveInput; /*!< Specifies the TI1 input source + This parameter can be a value of @ref TIM_LL_EC_ACTIVEINPUT. + + This feature can be modified afterwards using unitary function @ref LL_TIM_IC_SetActiveInput().*/ + + uint32_t IC1Prescaler; /*!< Specifies the TI1 input prescaler value. + This parameter can be a value of @ref TIM_LL_EC_ICPSC. + + This feature can be modified afterwards using unitary function @ref LL_TIM_IC_SetPrescaler().*/ + + uint32_t IC1Filter; /*!< Specifies the TI1 input filter. + This parameter can be a value of @ref TIM_LL_EC_IC_FILTER. + + This feature can be modified afterwards using unitary function @ref LL_TIM_IC_SetFilter().*/ + + uint32_t IC2Polarity; /*!< Specifies the active edge of TI2 input. + This parameter can be a value of @ref TIM_LL_EC_IC_POLARITY. + + This feature can be modified afterwards using unitary function @ref LL_TIM_IC_SetPolarity().*/ + + uint32_t IC2ActiveInput; /*!< Specifies the TI2 input source + This parameter can be a value of @ref TIM_LL_EC_ACTIVEINPUT. + + This feature can be modified afterwards using unitary function @ref LL_TIM_IC_SetActiveInput().*/ + + uint32_t IC2Prescaler; /*!< Specifies the TI2 input prescaler value. + This parameter can be a value of @ref TIM_LL_EC_ICPSC. + + This feature can be modified afterwards using unitary function @ref LL_TIM_IC_SetPrescaler().*/ + + uint32_t IC2Filter; /*!< Specifies the TI2 input filter. + This parameter can be a value of @ref TIM_LL_EC_IC_FILTER. + + This feature can be modified afterwards using unitary function @ref LL_TIM_IC_SetFilter().*/ + +} LL_TIM_ENCODER_InitTypeDef; + + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/* Exported constants --------------------------------------------------------*/ +/** @defgroup TIM_LL_Exported_Constants TIM Exported Constants + * @{ + */ + +/** @defgroup TIM_LL_EC_GET_FLAG Get Flags Defines + * @brief Flags defines which can be used with LL_TIM_ReadReg function. + * @{ + */ +#define LL_TIM_SR_UIF TIM_SR_UIF /*!< Update interrupt flag */ +#define LL_TIM_SR_CC1IF TIM_SR_CC1IF /*!< Capture/compare 1 interrupt flag */ +#define LL_TIM_SR_CC2IF TIM_SR_CC2IF /*!< Capture/compare 2 interrupt flag */ +#define LL_TIM_SR_CC3IF TIM_SR_CC3IF /*!< Capture/compare 3 interrupt flag */ +#define LL_TIM_SR_CC4IF TIM_SR_CC4IF /*!< Capture/compare 4 interrupt flag */ +#define LL_TIM_SR_TIF TIM_SR_TIF /*!< Trigger interrupt flag */ +#define LL_TIM_SR_CC1OF TIM_SR_CC1OF /*!< Capture/Compare 1 overcapture flag */ +#define LL_TIM_SR_CC2OF TIM_SR_CC2OF /*!< Capture/Compare 2 overcapture flag */ +#define LL_TIM_SR_CC3OF TIM_SR_CC3OF /*!< Capture/Compare 3 overcapture flag */ +#define LL_TIM_SR_CC4OF TIM_SR_CC4OF /*!< Capture/Compare 4 overcapture flag */ +/** + * @} + */ + +/** @defgroup TIM_LL_EC_IT IT Defines + * @brief IT defines which can be used with LL_TIM_ReadReg and LL_TIM_WriteReg functions. + * @{ + */ +#define LL_TIM_DIER_UIE TIM_DIER_UIE /*!< Update interrupt enable */ +#define LL_TIM_DIER_CC1IE TIM_DIER_CC1IE /*!< Capture/compare 1 interrupt enable */ +#define LL_TIM_DIER_CC2IE TIM_DIER_CC2IE /*!< Capture/compare 2 interrupt enable */ +#define LL_TIM_DIER_CC3IE TIM_DIER_CC3IE /*!< Capture/compare 3 interrupt enable */ +#define LL_TIM_DIER_CC4IE TIM_DIER_CC4IE /*!< Capture/compare 4 interrupt enable */ +#define LL_TIM_DIER_TIE TIM_DIER_TIE /*!< Trigger interrupt enable */ +/** + * @} + */ + +/** @defgroup TIM_LL_EC_UPDATESOURCE Update Source + * @{ + */ +#define LL_TIM_UPDATESOURCE_REGULAR ((uint32_t)0x00000000U) /*!< Counter overflow/underflow, Setting the UG bit or Update generation through the slave mode controller generates an update request */ +#define LL_TIM_UPDATESOURCE_COUNTER TIM_CR1_URS /*!< Only counter overflow/underflow generates an update request */ +/** + * @} + */ + +/** @defgroup TIM_LL_EC_ONEPULSEMODE One Pulse Mode + * @{ + */ +#define LL_TIM_ONEPULSEMODE_SINGLE TIM_CR1_OPM /*!< Counter is not stopped at update event */ +#define LL_TIM_ONEPULSEMODE_REPETITIVE ((uint32_t)0x00000000U) /*!< Counter stops counting at the next update event */ +/** + * @} + */ + +/** @defgroup TIM_LL_EC_COUNTERMODE Counter Mode + * @{ + */ +#define LL_TIM_COUNTERMODE_UP ((uint32_t)0x00000000U) /*!TIMx_CCRy else active.*/ +#define LL_TIM_OCMODE_PWM2 (TIM_CCMR1_OC1M_2 | TIM_CCMR1_OC1M_1 | TIM_CCMR1_OC1M_0) /*!TIMx_CCRy else inactive*/ +/** + * @} + */ + +/** @defgroup TIM_LL_EC_OCPOLARITY Output Configuration Polarity + * @{ + */ +#define LL_TIM_OCPOLARITY_HIGH ((uint32_t)0x00000000U) /*!< OCxactive high*/ +#define LL_TIM_OCPOLARITY_LOW TIM_CCER_CC1P /*!< OCxactive low*/ +/** + * @} + */ + + + +/** @defgroup TIM_LL_EC_ACTIVEINPUT Active Input Selection + * @{ + */ +#define LL_TIM_ACTIVEINPUT_DIRECTTI (uint32_t)(TIM_CCMR1_CC1S_0 << 16U) /*!< ICx is mapped on TIx */ +#define LL_TIM_ACTIVEINPUT_INDIRECTTI (uint32_t)(TIM_CCMR1_CC1S_1 << 16U) /*!< ICx is mapped on TIy */ +#define LL_TIM_ACTIVEINPUT_TRC (uint32_t)(TIM_CCMR1_CC1S << 16U) /*!< ICx is mapped on TRC */ +/** + * @} + */ + +/** @defgroup TIM_LL_EC_ICPSC Input Configuration Prescaler + * @{ + */ +#define LL_TIM_ICPSC_DIV1 ((uint32_t)0x00000000U) /*!< No prescaler, capture is done each time an edge is detected on the capture input */ +#define LL_TIM_ICPSC_DIV2 (uint32_t)(TIM_CCMR1_IC1PSC_0 << 16U) /*!< Capture is done once every 2 events */ +#define LL_TIM_ICPSC_DIV4 (uint32_t)(TIM_CCMR1_IC1PSC_1 << 16U) /*!< Capture is done once every 4 events */ +#define LL_TIM_ICPSC_DIV8 (uint32_t)(TIM_CCMR1_IC1PSC << 16U) /*!< Capture is done once every 8 events */ +/** + * @} + */ + +/** @defgroup TIM_LL_EC_IC_FILTER Input Configuration Filter + * @{ + */ +#define LL_TIM_IC_FILTER_FDIV1 ((uint32_t)0x00000000U) /*!< No filter, sampling is done at fDTS */ +#define LL_TIM_IC_FILTER_FDIV1_N2 (uint32_t)(TIM_CCMR1_IC1F_0 << 16U) /*!< fSAMPLING=fCK_INT, N=2 */ +#define LL_TIM_IC_FILTER_FDIV1_N4 (uint32_t)(TIM_CCMR1_IC1F_1 << 16U) /*!< fSAMPLING=fCK_INT, N=4 */ +#define LL_TIM_IC_FILTER_FDIV1_N8 (uint32_t)((TIM_CCMR1_IC1F_1 | TIM_CCMR1_IC1F_0) << 16U) /*!< fSAMPLING=fCK_INT, N=8 */ +#define LL_TIM_IC_FILTER_FDIV2_N6 (uint32_t)(TIM_CCMR1_IC1F_2 << 16U) /*!< fSAMPLING=fDTS/2, N=6 */ +#define LL_TIM_IC_FILTER_FDIV2_N8 (uint32_t)((TIM_CCMR1_IC1F_2 | TIM_CCMR1_IC1F_0) << 16U) /*!< fSAMPLING=fDTS/2, N=8 */ +#define LL_TIM_IC_FILTER_FDIV4_N6 (uint32_t)((TIM_CCMR1_IC1F_2 | TIM_CCMR1_IC1F_1) << 16U) /*!< fSAMPLING=fDTS/4, N=6 */ +#define LL_TIM_IC_FILTER_FDIV4_N8 (uint32_t)((TIM_CCMR1_IC1F_2 | TIM_CCMR1_IC1F_1 | TIM_CCMR1_IC1F_0) << 16U) /*!< fSAMPLING=fDTS/4, N=8 */ +#define LL_TIM_IC_FILTER_FDIV8_N6 (uint32_t)(TIM_CCMR1_IC1F_3 << 16U) /*!< fSAMPLING=fDTS/8, N=6 */ +#define LL_TIM_IC_FILTER_FDIV8_N8 (uint32_t)((TIM_CCMR1_IC1F_3 | TIM_CCMR1_IC1F_0) << 16U) /*!< fSAMPLING=fDTS/8, N=8 */ +#define LL_TIM_IC_FILTER_FDIV16_N5 (uint32_t)((TIM_CCMR1_IC1F_3 | TIM_CCMR1_IC1F_1) << 16U) /*!< fSAMPLING=fDTS/16, N=5 */ +#define LL_TIM_IC_FILTER_FDIV16_N6 (uint32_t)((TIM_CCMR1_IC1F_3 | TIM_CCMR1_IC1F_1 | TIM_CCMR1_IC1F_0) << 16U) /*!< fSAMPLING=fDTS/16, N=6 */ +#define LL_TIM_IC_FILTER_FDIV16_N8 (uint32_t)((TIM_CCMR1_IC1F_3 | TIM_CCMR1_IC1F_2) << 16U) /*!< fSAMPLING=fDTS/16, N=8 */ +#define LL_TIM_IC_FILTER_FDIV32_N5 (uint32_t)((TIM_CCMR1_IC1F_3 | TIM_CCMR1_IC1F_2 | TIM_CCMR1_IC1F_0) << 16U) /*!< fSAMPLING=fDTS/32, N=5 */ +#define LL_TIM_IC_FILTER_FDIV32_N6 (uint32_t)((TIM_CCMR1_IC1F_3 | TIM_CCMR1_IC1F_2 | TIM_CCMR1_IC1F_1) << 16U) /*!< fSAMPLING=fDTS/32, N=6 */ +#define LL_TIM_IC_FILTER_FDIV32_N8 (uint32_t)(TIM_CCMR1_IC1F << 16U) /*!< fSAMPLING=fDTS/32, N=8 */ +/** + * @} + */ + +/** @defgroup TIM_LL_EC_IC_POLARITY Input Configuration Polarity + * @{ + */ +#define LL_TIM_IC_POLARITY_RISING ((uint32_t)0x00000000U) /*!< The circuit is sensitive to TIxFP1 rising edge, TIxFP1 is not inverted */ +#define LL_TIM_IC_POLARITY_FALLING TIM_CCER_CC1P /*!< The circuit is sensitive to TIxFP1 falling edge, TIxFP1 is inverted */ +#define LL_TIM_IC_POLARITY_BOTHEDGE (TIM_CCER_CC1P | TIM_CCER_CC1NP) /*!< The circuit is sensitive to both TIxFP1 rising and falling edges, TIxFP1 is not inverted */ +/** + * @} + */ + +/** @defgroup TIM_LL_EC_CLOCKSOURCE Clock Source + * @{ + */ +#define LL_TIM_CLOCKSOURCE_INTERNAL ((uint32_t)0x00000000U) /*!< The timer is clocked by the internal clock provided from the RCC */ +#define LL_TIM_CLOCKSOURCE_EXT_MODE1 (TIM_SMCR_SMS_2 | TIM_SMCR_SMS_1 | TIM_SMCR_SMS_0 ) /*!< Counter counts at each rising or falling edge on a selected inpu t*/ +#define LL_TIM_CLOCKSOURCE_EXT_MODE2 TIM_SMCR_ECE /*!< Counter counts at each rising or falling edge on the external trigger input ETR */ +/** + * @} + */ + +/** @defgroup TIM_LL_EC_ENCODERMODE Encoder Mode + * @{ + */ +#define LL_TIM_ENCODERMODE_X2_TI1 TIM_SMCR_SMS_0 /*!< Encoder mode 1 - Counter counts up/down on TI2FP2 edge depending on TI1FP1 level */ +#define LL_TIM_ENCODERMODE_X2_TI2 TIM_SMCR_SMS_1 /*!< Encoder mode 2 - Counter counts up/down on TI1FP1 edge depending on TI2FP2 level */ +#define LL_TIM_ENCODERMODE_X4_TI12 (TIM_SMCR_SMS_1 | TIM_SMCR_SMS_0) /*!< Encoder mode 3 - Counter counts up/down on both TI1FP1 and TI2FP2 edges depending on the level of the other input l */ +/** + * @} + */ + +/** @defgroup TIM_LL_EC_TRGO Trigger Output + * @{ + */ +#define LL_TIM_TRGO_RESET ((uint32_t)0x00000000U) /*!< UG bit from the TIMx_EGR register is used as trigger output */ +#define LL_TIM_TRGO_ENABLE TIM_CR2_MMS_0 /*!< Counter Enable signal (CNT_EN) is used as trigger output */ +#define LL_TIM_TRGO_UPDATE TIM_CR2_MMS_1 /*!< Update event is used as trigger output */ +#define LL_TIM_TRGO_CC1IF (TIM_CR2_MMS_1 | TIM_CR2_MMS_0) /*!< CC1 capture or a compare match is used as trigger output */ +#define LL_TIM_TRGO_OC1REF TIM_CR2_MMS_2 /*!< OC1REF signal is used as trigger output */ +#define LL_TIM_TRGO_OC2REF (TIM_CR2_MMS_2 | TIM_CR2_MMS_0) /*!< OC2REF signal is used as trigger output */ +#define LL_TIM_TRGO_OC3REF (TIM_CR2_MMS_2 | TIM_CR2_MMS_1) /*!< OC3REF signal is used as trigger output */ +#define LL_TIM_TRGO_OC4REF (TIM_CR2_MMS_2 | TIM_CR2_MMS_1 | TIM_CR2_MMS_0) /*!< OC4REF signal is used as trigger output */ +/** + * @} + */ + + +/** @defgroup TIM_LL_EC_SLAVEMODE Slave Mode + * @{ + */ +#define LL_TIM_SLAVEMODE_DISABLED ((uint32_t)0x00000000U) /*!< Slave mode disabled */ +#define LL_TIM_SLAVEMODE_RESET TIM_SMCR_SMS_2 /*!< Reset Mode - Rising edge of the selected trigger input (TRGI) reinitializes the counter */ +#define LL_TIM_SLAVEMODE_GATED (TIM_SMCR_SMS_2 | TIM_SMCR_SMS_0) /*!< Gated Mode - The counter clock is enabled when the trigger input (TRGI) is high */ +#define LL_TIM_SLAVEMODE_TRIGGER (TIM_SMCR_SMS_2 | TIM_SMCR_SMS_1) /*!< Trigger Mode - The counter starts at a rising edge of the trigger TRGI */ +/** + * @} + */ + +/** @defgroup TIM_LL_EC_TS Trigger Selection + * @{ + */ +#define LL_TIM_TS_ITR0 ((uint32_t)0x00000000U) /*!< Internal Trigger 0 (ITR0) is used as trigger input */ +#define LL_TIM_TS_ITR1 TIM_SMCR_TS_0 /*!< Internal Trigger 1 (ITR1) is used as trigger input */ +#define LL_TIM_TS_ITR2 TIM_SMCR_TS_1 /*!< Internal Trigger 2 (ITR2) is used as trigger input */ +#define LL_TIM_TS_ITR3 (TIM_SMCR_TS_0 | TIM_SMCR_TS_1) /*!< Internal Trigger 3 (ITR3) is used as trigger input */ +#define LL_TIM_TS_TI1F_ED TIM_SMCR_TS_2 /*!< TI1 Edge Detector (TI1F_ED) is used as trigger input */ +#define LL_TIM_TS_TI1FP1 (TIM_SMCR_TS_2 | TIM_SMCR_TS_0) /*!< Filtered Timer Input 1 (TI1FP1) is used as trigger input */ +#define LL_TIM_TS_TI2FP2 (TIM_SMCR_TS_2 | TIM_SMCR_TS_1) /*!< Filtered Timer Input 2 (TI12P2) is used as trigger input */ +#define LL_TIM_TS_ETRF TIM_SMCR_TS /*!< Filtered external Trigger (ETRF) is used as trigger input */ +/** + * @} + */ + +/** @defgroup TIM_LL_EC_ETR_POLARITY External Trigger Polarity + * @{ + */ +#define LL_TIM_ETR_POLARITY_NONINVERTED ((uint32_t)0x00000000U) /*!< ETR is non-inverted, active at high level or rising edge */ +#define LL_TIM_ETR_POLARITY_INVERTED TIM_SMCR_ETP /*!< ETR is inverted, active at low level or falling edge */ +/** + * @} + */ + +/** @defgroup TIM_LL_EC_ETR_PRESCALER External Trigger Prescaler + * @{ + */ +#define LL_TIM_ETR_PRESCALER_DIV1 ((uint32_t)0x00000000U) /*!< ETR prescaler OFF */ +#define LL_TIM_ETR_PRESCALER_DIV2 TIM_SMCR_ETPS_0 /*!< ETR frequency is divided by 2 */ +#define LL_TIM_ETR_PRESCALER_DIV4 TIM_SMCR_ETPS_1 /*!< ETR frequency is divided by 4 */ +#define LL_TIM_ETR_PRESCALER_DIV8 TIM_SMCR_ETPS /*!< ETR frequency is divided by 8 */ +/** + * @} + */ + +/** @defgroup TIM_LL_EC_ETR_FILTER External Trigger Filter + * @{ + */ +#define LL_TIM_ETR_FILTER_FDIV1 ((uint32_t)0x00000000U) /*!< No filter, sampling is done at fDTS */ +#define LL_TIM_ETR_FILTER_FDIV1_N2 TIM_SMCR_ETF_0 /*!< fSAMPLING=fCK_INT, N=2 */ +#define LL_TIM_ETR_FILTER_FDIV1_N4 TIM_SMCR_ETF_1 /*!< fSAMPLING=fCK_INT, N=4 */ +#define LL_TIM_ETR_FILTER_FDIV1_N8 (TIM_SMCR_ETF_1 | TIM_SMCR_ETF_0) /*!< fSAMPLING=fCK_INT, N=8 */ +#define LL_TIM_ETR_FILTER_FDIV2_N6 TIM_SMCR_ETF_2 /*!< fSAMPLING=fDTS/2, N=6 */ +#define LL_TIM_ETR_FILTER_FDIV2_N8 (TIM_SMCR_ETF_2 | TIM_SMCR_ETF_0) /*!< fSAMPLING=fDTS/2, N=8 */ +#define LL_TIM_ETR_FILTER_FDIV4_N6 (TIM_SMCR_ETF_2 | TIM_SMCR_ETF_1 ) /*!< fSAMPLING=fDTS/4, N=6 */ +#define LL_TIM_ETR_FILTER_FDIV4_N8 (TIM_SMCR_ETF_2 | TIM_SMCR_ETF_1 | TIM_SMCR_ETF_0) /*!< fSAMPLING=fDTS/4, N=8 */ +#define LL_TIM_ETR_FILTER_FDIV8_N6 TIM_SMCR_ETF_3 /*!< fSAMPLING=fDTS/8, N=8 */ +#define LL_TIM_ETR_FILTER_FDIV8_N8 (TIM_SMCR_ETF_3 | TIM_SMCR_ETF_0) /*!< fSAMPLING=fDTS/16, N=5 */ +#define LL_TIM_ETR_FILTER_FDIV16_N5 (TIM_SMCR_ETF_3 | TIM_SMCR_ETF_1 ) /*!< fSAMPLING=fDTS/16, N=6 */ +#define LL_TIM_ETR_FILTER_FDIV16_N6 (TIM_SMCR_ETF_3 | TIM_SMCR_ETF_1 | TIM_SMCR_ETF_0) /*!< fSAMPLING=fDTS/16, N=8 */ +#define LL_TIM_ETR_FILTER_FDIV16_N8 (TIM_SMCR_ETF_3 | TIM_SMCR_ETF_2 ) /*!< fSAMPLING=fDTS/16, N=5 */ +#define LL_TIM_ETR_FILTER_FDIV32_N5 (TIM_SMCR_ETF_3 | TIM_SMCR_ETF_2 | TIM_SMCR_ETF_0) /*!< fSAMPLING=fDTS/32, N=5 */ +#define LL_TIM_ETR_FILTER_FDIV32_N6 (TIM_SMCR_ETF_3 | TIM_SMCR_ETF_2 | TIM_SMCR_ETF_1) /*!< fSAMPLING=fDTS/32, N=6 */ +#define LL_TIM_ETR_FILTER_FDIV32_N8 TIM_SMCR_ETF /*!< fSAMPLING=fDTS/32, N=8 */ +/** + * @} + */ + + + + + + + +/** @defgroup TIM_LL_EC_DMABURST_BASEADDR DMA Burst Base Address + * @{ + */ +#define LL_TIM_DMABURST_BASEADDR_CR1 ((uint32_t)0x00000000U) /*!< TIMx_CR1 register is the DMA base address for DMA burst */ /*!< TIMx_CR1 register is the DMA base address for DMA burst */ +#define LL_TIM_DMABURST_BASEADDR_CR2 TIM_DCR_DBA_0 /*!< TIMx_CR2 register is the DMA base address for DMA burst */ +#define LL_TIM_DMABURST_BASEADDR_SMCR TIM_DCR_DBA_1 /*!< TIMx_SMCR register is the DMA base address for DMA burst */ +#define LL_TIM_DMABURST_BASEADDR_DIER (TIM_DCR_DBA_1 | TIM_DCR_DBA_0) /*!< TIMx_DIER register is the DMA base address for DMA burst */ +#define LL_TIM_DMABURST_BASEADDR_SR TIM_DCR_DBA_2 /*!< TIMx_SR register is the DMA base address for DMA burst */ +#define LL_TIM_DMABURST_BASEADDR_EGR (TIM_DCR_DBA_2 | TIM_DCR_DBA_0) /*!< TIMx_EGR register is the DMA base address for DMA burst */ +#define LL_TIM_DMABURST_BASEADDR_CCMR1 (TIM_DCR_DBA_2 | TIM_DCR_DBA_1) /*!< TIMx_CCMR1 register is the DMA base address for DMA burst */ +#define LL_TIM_DMABURST_BASEADDR_CCMR2 (TIM_DCR_DBA_2 | TIM_DCR_DBA_1 | TIM_DCR_DBA_0) /*!< TIMx_CCMR2 register is the DMA base address for DMA burst */ +#define LL_TIM_DMABURST_BASEADDR_CCER TIM_DCR_DBA_3 /*!< TIMx_CCER register is the DMA base address for DMA burst */ +#define LL_TIM_DMABURST_BASEADDR_CNT (TIM_DCR_DBA_3 | TIM_DCR_DBA_0) /*!< TIMx_CNT register is the DMA base address for DMA burst */ +#define LL_TIM_DMABURST_BASEADDR_PSC (TIM_DCR_DBA_3 | TIM_DCR_DBA_1) /*!< TIMx_PSC register is the DMA base address for DMA burst */ +#define LL_TIM_DMABURST_BASEADDR_ARR (TIM_DCR_DBA_3 | TIM_DCR_DBA_1 | TIM_DCR_DBA_0) /*!< TIMx_ARR register is the DMA base address for DMA burst */ +#define LL_TIM_DMABURST_BASEADDR_RCR (TIM_DCR_DBA_3 | TIM_DCR_DBA_2) /*!< TIMx_RCR register is the DMA base address for DMA burst */ +#define LL_TIM_DMABURST_BASEADDR_CCR1 (TIM_DCR_DBA_3 | TIM_DCR_DBA_2 | TIM_DCR_DBA_0) /*!< TIMx_CCR1 register is the DMA base address for DMA burst */ +#define LL_TIM_DMABURST_BASEADDR_CCR2 (TIM_DCR_DBA_3 | TIM_DCR_DBA_2 | TIM_DCR_DBA_1) /*!< TIMx_CCR2 register is the DMA base address for DMA burst */ +#define LL_TIM_DMABURST_BASEADDR_CCR3 (TIM_DCR_DBA_3 | TIM_DCR_DBA_2 | TIM_DCR_DBA_1 | TIM_DCR_DBA_0) /*!< TIMx_CCR3 register is the DMA base address for DMA burst */ +#define LL_TIM_DMABURST_BASEADDR_CCR4 TIM_DCR_DBA_4 /*!< TIMx_CCR4 register is the DMA base address for DMA burst */ +#define LL_TIM_DMABURST_BASEADDR_BDTR (TIM_DCR_DBA_4 | TIM_DCR_DBA_0) /*!< TIMx_BDTR register is the DMA base address for DMA burst */ +#define LL_TIM_DMABURST_BASEADDR_CCMR3 (TIM_DCR_DBA_4 | TIM_DCR_DBA_1) /*!< TIMx_CCMR3 register is the DMA base address for DMA burst */ +#define LL_TIM_DMABURST_BASEADDR_CCR5 (TIM_DCR_DBA_4 | TIM_DCR_DBA_1 | TIM_DCR_DBA_0) /*!< TIMx_CCR5 register is the DMA base address for DMA burst */ +#define LL_TIM_DMABURST_BASEADDR_CCR6 (TIM_DCR_DBA_4 | TIM_DCR_DBA_2) /*!< TIMx_CCR6 register is the DMA base address for DMA burst */ +#define LL_TIM_DMABURST_BASEADDR_OR1 (TIM_DCR_DBA_4 | TIM_DCR_DBA_2 | TIM_DCR_DBA_0) /*!< TIMx_OR1 register is the DMA base address for DMA burst */ +#define LL_TIM_DMABURST_BASEADDR_OR2 (TIM_DCR_DBA_4 | TIM_DCR_DBA_2 | TIM_DCR_DBA_1) /*!< TIMx_OR2 register is the DMA base address for DMA burst */ +#define LL_TIM_DMABURST_BASEADDR_OR3 (TIM_DCR_DBA_4 | TIM_DCR_DBA_2 | TIM_DCR_DBA_1 | TIM_DCR_DBA_0) /*!< TIMx_OR3 register is the DMA base address for DMA burst */ +/** + * @} + */ + +/** @defgroup TIM_LL_EC_DMABURST_LENGTH DMA Burst Length + * @{ + */ +#define LL_TIM_DMABURST_LENGTH_1TRANSFER ((uint32_t)0x00000000U) /*!< Transfer is done to 1 register starting from the DMA burst base address */ +#define LL_TIM_DMABURST_LENGTH_2TRANSFERS TIM_DCR_DBL_0 /*!< Transfer is done to 2 registers starting from the DMA burst base address */ +#define LL_TIM_DMABURST_LENGTH_3TRANSFERS TIM_DCR_DBL_1 /*!< Transfer is done to 3 registers starting from the DMA burst base address */ +#define LL_TIM_DMABURST_LENGTH_4TRANSFERS (TIM_DCR_DBL_1 | TIM_DCR_DBL_0) /*!< Transfer is done to 4 registers starting from the DMA burst base address */ +#define LL_TIM_DMABURST_LENGTH_5TRANSFERS TIM_DCR_DBL_2 /*!< Transfer is done to 5 registers starting from the DMA burst base address */ +#define LL_TIM_DMABURST_LENGTH_6TRANSFERS (TIM_DCR_DBL_2 | TIM_DCR_DBL_0) /*!< Transfer is done to 6 registers starting from the DMA burst base address */ +#define LL_TIM_DMABURST_LENGTH_7TRANSFERS (TIM_DCR_DBL_2 | TIM_DCR_DBL_1) /*!< Transfer is done to 7 registers starting from the DMA burst base address */ +#define LL_TIM_DMABURST_LENGTH_8TRANSFERS (TIM_DCR_DBL_2 | TIM_DCR_DBL_1 | TIM_DCR_DBL_0) /*!< Transfer is done to 1 registers starting from the DMA burst base address */ +#define LL_TIM_DMABURST_LENGTH_9TRANSFERS TIM_DCR_DBL_3 /*!< Transfer is done to 9 registers starting from the DMA burst base address */ +#define LL_TIM_DMABURST_LENGTH_10TRANSFERS (TIM_DCR_DBL_3 | TIM_DCR_DBL_0) /*!< Transfer is done to 10 registers starting from the DMA burst base address */ +#define LL_TIM_DMABURST_LENGTH_11TRANSFERS (TIM_DCR_DBL_3 | TIM_DCR_DBL_1) /*!< Transfer is done to 11 registers starting from the DMA burst base address */ +#define LL_TIM_DMABURST_LENGTH_12TRANSFERS (TIM_DCR_DBL_3 | TIM_DCR_DBL_1 | TIM_DCR_DBL_0) /*!< Transfer is done to 12 registers starting from the DMA burst base address */ +#define LL_TIM_DMABURST_LENGTH_13TRANSFERS (TIM_DCR_DBL_3 | TIM_DCR_DBL_2) /*!< Transfer is done to 13 registers starting from the DMA burst base address */ +#define LL_TIM_DMABURST_LENGTH_14TRANSFERS (TIM_DCR_DBL_3 | TIM_DCR_DBL_2 | TIM_DCR_DBL_0) /*!< Transfer is done to 14 registers starting from the DMA burst base address */ +#define LL_TIM_DMABURST_LENGTH_15TRANSFERS (TIM_DCR_DBL_3 | TIM_DCR_DBL_2 | TIM_DCR_DBL_1) /*!< Transfer is done to 15 registers starting from the DMA burst base address */ +#define LL_TIM_DMABURST_LENGTH_16TRANSFERS (TIM_DCR_DBL_3 | TIM_DCR_DBL_2 | TIM_DCR_DBL_1 | TIM_DCR_DBL_0) /*!< Transfer is done to 16 registers starting from the DMA burst base address */ +#define LL_TIM_DMABURST_LENGTH_17TRANSFERS TIM_DCR_DBL_4 /*!< Transfer is done to 17 registers starting from the DMA burst base address */ +#define LL_TIM_DMABURST_LENGTH_18TRANSFERS (TIM_DCR_DBL_4 | TIM_DCR_DBL_0) /*!< Transfer is done to 18 registers starting from the DMA burst base address */ +/** + * @} + */ + + +/** @defgroup TIM_LL_EC_TIM2_ETR_RMP TIM2 External Trigger Remap +* @{ +*/ +#define LL_TIM_TIM2_ETR_RMP_GPIO ((uint32_t)0x00000000U | TIM2_OR_RMP_MASK) /*!< TIM2_ETR is connected to Ored GPIO */ +#if defined(TIM_TIM2_REMAP_HSI_SUPPORT) +#define LL_TIM_TIM2_ETR_RMP_HSI (TIM2_OR_ETR_RMP_1 | TIM2_OR_ETR_RMP_0 | TIM2_OR_RMP_MASK) /*!< TIM2_ETR is connected to HSI */ +#endif /* defined(TIM_TIM2_REMAP_HSI_SUPPORT) */ +#if defined(TIM_TIM2_REMAP_HSI48_SUPPORT) +#define LL_TIM_TIM2_ETR_RMP_HSI48 (TIM2_OR_ETR_RMP_2 | TIM2_OR_RMP_MASK) /*!< TIM2_ETR is connected to HSI48 */ +#endif /* defined(TIM_TIM2_REMAP_HSI48_SUPPORT) */ +#define LL_TIM_TIM2_ETR_RMP_LSE (TIM2_OR_ETR_RMP_2 | TIM2_OR_ETR_RMP_0 | TIM2_OR_RMP_MASK) /*!< TIM2_ETR is connected to LSE */ +#define LL_TIM_TIM2_ETR_RMP_COMP2 (TIM2_OR_ETR_RMP_2 | TIM2_OR_ETR_RMP_1 | TIM2_OR_RMP_MASK) /*!< TIM2_ETR is connected to COMP2_OUT */ +#define LL_TIM_TIM2_ETR_RMP_COMP1 (TIM2_OR_ETR_RMP | TIM2_OR_RMP_MASK) /*!< TIM2_ETR is connected to COMP1_OUT */ + +/** + * @} + */ + +/** @defgroup TIM_LL_EC_TIM2_TI4_RMP TIM2 Timer Input Ch4 Remap +* @{ +*/ +#define LL_TIM_TIM2_TI4_RMP_GPIO ((uint32_t)0x00000000U | TIM2_OR_RMP_MASK) /*!< TIM2 input capture 4 is connected to GPIO */ +#define LL_TIM_TIM2_TI4_RMP_COMP2 (TIM2_OR_TI4_RMP_0 | TIM2_OR_RMP_MASK) /*!< TIM2 input capture 4 is connected to COMP2_OUT */ +#define LL_TIM_TIM2_TI4_RMP_COMP1 (TIM2_OR_TI4_RMP_1 | TIM2_OR_RMP_MASK) /*!< TIM2 input capture 4 is connected to COMP1_OUT */ +/** + * @} + */ + +#if defined(TIM3_OR_ETR_RMP) +/** @defgroup TIM_LL_EC_TIM3_ETR_RMP TIM3 External Trigger Remap +* @{ +*/ +#define LL_TIM_TIM3_ETR_RMP_GPIO ((uint32_t)0x00000000U | TIM3_OR_RMP_MASK) /*!< TIM3_ETR is connected to GPIO */ +#define LL_TIM_TIM3_ETR_RMP_HSI48DIV6 (TIM3_OR_ETR_RMP_1 | TIM3_OR_RMP_MASK) /*!< TIM3_ETR is connected to HSI48 divided by 6 */ +/** + * @} + */ +#endif /* defined(TIM3_OR_ETR_RMP) */ + +#if defined(TIM3_OR_TI1_RMP) || defined(TIM3_OR_TI2_RMP) || defined(TIM3_OR_TI4_RMP) +/** @defgroup TIM_LL_EC_TIM3_TI_RMP TIM3 External Inputs Remap +* @{ +*/ +#define LL_TIM_TIM3_TI_RMP_TI1_USB_SOF ((uint32_t)0x00000000U | TIM3_OR_RMP_MASK) /*!< TIM3_TI1 input is connected to USB_SOF */ +#define LL_TIM_TIM3_TI_RMP_TI1_GPIO (TIM3_OR_TI1_RMP | TIM3_OR_RMP_MASK) /*!< TIM3_TI1 input is connected to PE3, PA6, PC6 or PB4 */ + +#define LL_TIM_TIM3_TI_RMP_TI2_GPIO_DEF ((uint32_t)0x00000000U | TIM3_OR_RMP_MASK) /*!< Mapping PB5 to TIM22_CH2 */ +#define LL_TIM_TIM3_TI_RMP_TI2_GPIOB5_AF4 (TIM3_OR_TI2_RMP | TIM3_OR_RMP_MASK) /*!< Mapping PB5 to TIM3_CH2 */ + +#define LL_TIM_TIM3_TI_RMP_TI4_GPIO_DEF ((uint32_t)0x00000000U | TIM3_OR_RMP_MASK) /*!< Mapping PC9 to USB_OE */ +#define LL_TIM_TIM3_TI_RMP_TI4_GPIOC9_AF2 (TIM3_OR_TI4_RMP | TIM3_OR_RMP_MASK) /*!< Mapping PC9 to TIM3_CH4 */ +/** + * @} + */ +#endif /*defined(TIM3_OR_TI1_RMP) or defined(TIM3_OR_TI2_RMP) or defined(TIM3_OR_TI4_RMP)*/ + +/** @defgroup TIM_LL_EC_TIM21_ETR_RMP TIM21 External Trigger Remap +* @{ +*/ +#define LL_TIM_TIM21_ETR_RMP_GPIO ((uint32_t)0x00000000U | TIM21_OR_RMP_MASK) /*!< TIM21_ETR is connected to Ored GPIO1 */ +#define LL_TIM_TIM21_ETR_RMP_COMP2 (TIM21_OR_ETR_RMP_0 | TIM21_OR_RMP_MASK) /*!< TIM21_ETR is connected to COMP2_OUT */ +#define LL_TIM_TIM21_ETR_RMP_COMP1 (TIM21_OR_ETR_RMP_1 | TIM21_OR_RMP_MASK) /*!< TIM21_ETR is connected to COMP1_OUT */ +#define LL_TIM_TIM21_ETR_RMP_LSE (TIM21_OR_ETR_RMP | TIM21_OR_RMP_MASK) /*!< TIM21_ETR is connected to LSE */ +/** + * @} + */ + +/** @defgroup TIM_LL_EC_TIM21_TI1_RMP TIM21 External Input Ch1 Remap +* @{ +*/ +#define LL_TIM_TIM21_TI1_RMP_GPIO ((uint32_t)0x00000000U | TIM21_OR_RMP_MASK) /*!< TIM21_TI1 is connected to Ored GPIO1 */ +#define LL_TIM_TIM21_TI1_RMP_RTC_WK (TIM21_OR_TI1_RMP_0 | TIM21_OR_RMP_MASK) /*!< TIM21_TI1 is connected to RTC_WAKEUP */ +#define LL_TIM_TIM21_TI1_RMP_HSE_RTC (TIM21_OR_TI1_RMP_1 | TIM21_OR_RMP_MASK) /*!< TIM21_TI1 is connected to HSE_RTC */ +#define LL_TIM_TIM21_TI1_RMP_MSI (TIM21_OR_TI1_RMP_1 | TIM21_OR_TI1_RMP_0 | TIM21_OR_RMP_MASK) /*!< TIM21_TI1 is connected to MSI */ +#define LL_TIM_TIM21_TI1_RMP_LSE (TIM21_OR_TI1_RMP_2 | TIM21_OR_RMP_MASK) /*!< TIM21_TI1 is connected to LSE */ +#define LL_TIM_TIM21_TI1_RMP_LSI (TIM21_OR_TI1_RMP_2 | TIM21_OR_TI1_RMP_0 | TIM21_OR_RMP_MASK) /*!< TIM21_TI1 is connected to LSI */ +#define LL_TIM_TIM21_TI1_RMP_COMP1 (TIM21_OR_TI1_RMP_2 | TIM21_OR_TI1_RMP_1 | TIM21_OR_RMP_MASK) /*!< TIM21_TI1 is connected to COMP1_OUT */ +#define LL_TIM_TIM21_TI1_RMP_MCO (TIM21_OR_TI1_RMP | TIM21_OR_RMP_MASK) /*!< TIM21_TI1 is connected to MCO */ +/** + * @} + */ + +/** @defgroup TIM_LL_EC_TIM21_TI2_RMP TIM21 External Input Ch2 Remap +* @{ +*/ +#define LL_TIM_TIM21_TI2_RMP_GPIO ((uint32_t)0x00000000U | TIM21_OR_RMP_MASK) /*!< TIM21_TI2 is connected to Ored GPIO1 */ +#define LL_TIM_TIM21_TI2_RMP_COMP2 (TIM21_OR_TI2_RMP | TIM21_OR_RMP_MASK) /*!< TIM21_TI2 is connected to COMP2_OUT */ +/** + * @} + */ + +#if defined(TIM22_OR_ETR_RMP) + +/** @defgroup TIM_LL_EC_TIM22_ETR_RMP TIM22 External Trigger Remap +* @{ +*/ +#define LL_TIM_TIM22_ETR_RMP_GPIO ((uint32_t)0x00000000U | TIM22_OR_RMP_MASK) /*!< TIM22_ETR is connected to GPIO */ +#define LL_TIM_TIM22_ETR_RMP_COMP2 (TIM22_OR_ETR_RMP_0 | TIM22_OR_RMP_MASK) /*!< TIM22_ETR is connected to COMP2_OUT */ +#define LL_TIM_TIM22_ETR_RMP_COMP1 (TIM22_OR_ETR_RMP_1 | TIM22_OR_RMP_MASK) /*!< TIM22_ETR is connected to COMP1_OUT */ +#define LL_TIM_TIM22_ETR_RMP_LSE (TIM22_OR_ETR_RMP | TIM22_OR_RMP_MASK) /*!< TIM22_ETR is connected to LSE */ +/** + * @} + */ +#endif /* defined(TIM22_OR_ETR_RMP) */ + +#if defined(TIM22_OR_TI1_RMP) +/** @defgroup TIM_LL_EC_TIM22_TI1_RMP TIM22 External Input Ch1 Remap +* @{ +*/ +#define LL_TIM_TIM22_TI1_RMP_GPIO1 ((uint32_t)0x00000000U | TIM22_OR_RMP_MASK) /*!< TIM22_TI1 is connected to GPIO1 */ +#define LL_TIM_TIM22_TI1_RMP_COMP2 (TIM22_OR_TI1_RMP_0 | TIM22_OR_RMP_MASK) /*!< TIM22_TI1 is connected to COMP2_OUT */ +#define LL_TIM_TIM22_TI1_RMP_COMP1 (TIM22_OR_TI1_RMP_1 | TIM22_OR_RMP_MASK) /*!< TIM22_TI1 is connected to COMP1_OUT */ +#define LL_TIM_TIM22_TI1_RMP_GPIO2 (TIM22_OR_TI1_RMP | TIM22_OR_RMP_MASK) /*!< TIM22_TI1 is connected to GPIO2 */ +/** + * @} + */ +#endif /* defined(TIM22_OR_TI1_RMP) */ + + +/** @defgroup TIM_LL_EC_OCREF_CLR_INT OCREF clear input selection + * @{ + */ +#define LL_TIM_OCREF_CLR_INT_NC ((uint32_t)0x00000000U ) /*!< OCREF_CLR_INT is not connected */ +#define LL_TIM_OCREF_CLR_INT_ETR TIM_SMCR_OCCS /*!< OCREF_CLR_INT is connected to ETRF */ +/** + * @} + */ + + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/** @defgroup TIM_LL_Exported_Macros TIM Exported Macros + * @{ + */ + +/** @defgroup TIM_LL_EM_WRITE_READ Common Write and read registers Macros + * @{ + */ +/** + * @brief Write a value in TIM register. + * @param __INSTANCE__ TIM Instance + * @param __REG__ Register to be written + * @param __VALUE__ Value to be written in the register + * @retval None + */ +#define LL_TIM_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) + +/** + * @brief Read a value in TIM register. + * @param __INSTANCE__ TIM Instance + * @param __REG__ Register to be read + * @retval Register value + */ +#define LL_TIM_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) +/** + * @} + */ + +/** @defgroup TIM_LL_EM_Exported_Macros Exported_Macros + * @{ + */ + + +/** + * @brief HELPER macro calculating the prescaler value to achieve the required counter clock frequency. + * @note ex: @ref __LL_TIM_CALC_PSC (80000000, 1000000); + * @param __TIMCLK__ timer input clock frequency (in Hz) + * @param __CNTCLK__ counter clock frequency (in Hz) + * @retval Prescaler value (between Min_Data=0 and Max_Data=65535) + */ +#define __LL_TIM_CALC_PSC(__TIMCLK__, __CNTCLK__) \ + ((__TIMCLK__) >= (__CNTCLK__)) ? (uint32_t)((__TIMCLK__)/(__CNTCLK__) - 1U) : 0U + +/** + * @brief HELPER macro calculating the auto-reload value to achieve the required output signal frequency. + * @note ex: @ref __LL_TIM_CALC_ARR (1000000, @ref LL_TIM_GetPrescaler (), 10000); + * @param __TIMCLK__ timer input clock frequency (in Hz) + * @param __PSC__ prescaler + * @param __FREQ__ output signal frequency (in Hz) + * @retval Auto-reload value (between Min_Data=0 and Max_Data=65535) + */ +#define __LL_TIM_CALC_ARR(__TIMCLK__, __PSC__, __FREQ__) \ + (((__TIMCLK__)/((__PSC__) + 1U)) >= (__FREQ__)) ? ((__TIMCLK__)/((__FREQ__) * ((__PSC__) + 1U)) - 1U) : 0U + +/** + * @brief HELPER macro calculating the compare value required to achieve the required timer output compare active/inactive delay. + * @note ex: @ref __LL_TIM_CALC_DELAY (1000000, @ref LL_TIM_GetPrescaler (), 10); + * @param __TIMCLK__ timer input clock frequency (in Hz) + * @param __PSC__ prescaler + * @param __DELAY__ timer output compare active/inactive delay (in us) + * @retval Compare value (between Min_Data=0 and Max_Data=65535) + */ +#define __LL_TIM_CALC_DELAY(__TIMCLK__, __PSC__, __DELAY__) \ +((uint32_t)(((uint64_t)(__TIMCLK__) * (uint64_t)(__DELAY__)) \ + / ((uint64_t)1000000U * (uint64_t)((__PSC__) + 1U)))) + +/** + * @brief HELPER macro calculating the auto-reload value to achieve the required pulse duration (when the timer operates in one pulse mode). + * @note ex: @ref __LL_TIM_CALC_PULSE (1000000, @ref LL_TIM_GetPrescaler (), 10, 20); + * @param __TIMCLK__ timer input clock frequency (in Hz) + * @param __PSC__ prescaler + * @param __DELAY__ timer output compare active/inactive delay (in us) + * @param __PULSE__ pulse duration (in us) + * @retval Auto-reload value (between Min_Data=0 and Max_Data=65535) + */ +#define __LL_TIM_CALC_PULSE(__TIMCLK__, __PSC__, __DELAY__, __PULSE__) \ + ((uint32_t)(__LL_TIM_CALC_DELAY((__TIMCLK__), (__PSC__), (__PULSE__)) \ + + __LL_TIM_CALC_DELAY((__TIMCLK__), (__PSC__), (__DELAY__)))) + +/** + * @brief HELPER macro retrieving the ratio of the input capture prescaler + * @note ex: @ref __LL_TIM_GET_ICPSC_RATIO (@ref LL_TIM_IC_GetPrescaler ()); + * @param __ICPSC__ This parameter can be one of the following values: + * @arg @ref LL_TIM_ICPSC_DIV1 + * @arg @ref LL_TIM_ICPSC_DIV2 + * @arg @ref LL_TIM_ICPSC_DIV4 + * @arg @ref LL_TIM_ICPSC_DIV8 + * @retval Input capture prescaler ratio (1, 2, 4 or 8) + */ +#define __LL_TIM_GET_ICPSC_RATIO(__ICPSC__) \ + ((uint32_t)((uint32_t)0x01U << (((__ICPSC__) >> 16U) >> TIM_POSITION_ICPSC))) + + +/** + * @} + */ + + +/** + * @} + */ + +/* Exported functions --------------------------------------------------------*/ +/** @defgroup TIM_LL_Exported_Functions TIM Exported Functions + * @{ + */ + +/** @defgroup TIM_LL_EF_Time_Base Time Base configuration + * @{ + */ +/** + * @brief Enable timer counter. + * @rmtoll CR1 CEN LL_TIM_EnableCounter + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_EnableCounter(TIM_TypeDef * TIMx) +{ + SET_BIT(TIMx->CR1, TIM_CR1_CEN); +} + +/** + * @brief Disable timer counter. + * @rmtoll CR1 CEN LL_TIM_DisableCounter + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_DisableCounter(TIM_TypeDef * TIMx) +{ + CLEAR_BIT(TIMx->CR1, TIM_CR1_CEN); +} + +/** + * @brief Indicates whether the timer counter is enabled. + * @rmtoll CR1 CEN LL_TIM_IsEnabledCounter + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsEnabledCounter(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->CR1, TIM_CR1_CEN) == (TIM_CR1_CEN)); +} + +/** + * @brief Enable update event generation. + * @rmtoll CR1 UDIS LL_TIM_EnableUpdateEvent + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_EnableUpdateEvent(TIM_TypeDef * TIMx) +{ + SET_BIT(TIMx->CR1, TIM_CR1_UDIS); +} + +/** + * @brief Disable update event generation. + * @rmtoll CR1 UDIS LL_TIM_DisableUpdateEvent + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_DisableUpdateEvent(TIM_TypeDef * TIMx) +{ + CLEAR_BIT(TIMx->CR1, TIM_CR1_UDIS); +} + +/** + * @brief Indicates whether update event generation is enabled. + * @rmtoll CR1 UDIS LL_TIM_IsEnabledUpdateEvent + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsEnabledUpdateEvent(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->CR1, TIM_CR1_UDIS) == (TIM_CR1_UDIS)); +} + +/** + * @brief Set update event source + * @note Update event source set to LL_TIM_UPDATESOURCE_REGULAR: any of the following events + * generate an update interrupt or DMA request if enabled: + * - Counter overflow/underflow + * - Setting the UG bit + * - Update generation through the slave mode controller + * @note Update event source set to LL_TIM_UPDATESOURCE_COUNTER: only counter + * overflow/underflow generates an update interrupt or DMA request if enabled. + * @rmtoll CR1 URS LL_TIM_SetUpdateSource + * @param TIMx Timer instance + * @param UpdateSource This parameter can be one of the following values: + * @arg @ref LL_TIM_UPDATESOURCE_REGULAR + * @arg @ref LL_TIM_UPDATESOURCE_COUNTER + * @retval None + */ +__STATIC_INLINE void LL_TIM_SetUpdateSource(TIM_TypeDef * TIMx, uint32_t UpdateSource) +{ + MODIFY_REG(TIMx->CR1, TIM_CR1_URS, UpdateSource); +} + +/** + * @brief Get actual event update source + * @rmtoll CR1 URS LL_TIM_GetUpdateSource + * @param TIMx Timer instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_TIM_UPDATESOURCE_REGULAR + * @arg @ref LL_TIM_UPDATESOURCE_COUNTER + */ +__STATIC_INLINE uint32_t LL_TIM_GetUpdateSource(TIM_TypeDef * TIMx) +{ + return (uint32_t)(READ_BIT(TIMx->CR1, TIM_CR1_URS)); +} + +/** + * @brief Set one pulse mode (one shot v.s. repetitive). + * @rmtoll CR1 OPM LL_TIM_SetOnePulseMode + * @param TIMx Timer instance + * @param OnePulseMode This parameter can be one of the following values: + * @arg @ref LL_TIM_ONEPULSEMODE_SINGLE + * @arg @ref LL_TIM_ONEPULSEMODE_REPETITIVE + * @retval None + */ +__STATIC_INLINE void LL_TIM_SetOnePulseMode(TIM_TypeDef * TIMx, uint32_t OnePulseMode) +{ + MODIFY_REG(TIMx->CR1, TIM_CR1_OPM, OnePulseMode); +} + +/** + * @brief Get actual one pulse mode. + * @rmtoll CR1 OPM LL_TIM_GetOnePulseMode + * @param TIMx Timer instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_TIM_ONEPULSEMODE_SINGLE + * @arg @ref LL_TIM_ONEPULSEMODE_REPETITIVE + */ +__STATIC_INLINE uint32_t LL_TIM_GetOnePulseMode(TIM_TypeDef * TIMx) +{ + return (uint32_t)(READ_BIT(TIMx->CR1, TIM_CR1_OPM)); +} + +/** + * @brief Set the timer counter counting mode. + * @note Macro @ref IS_TIM_COUNTER_MODE_SELECT_INSTANCE(TIMx) can be used to + * check whether or not the counter mode selection feature is supported + * by a timer instance. + * @rmtoll CR1 DIR LL_TIM_SetCounterMode\n + * CR1 CMS LL_TIM_SetCounterMode + * @param TIMx Timer instance + * @param CounterMode This parameter can be one of the following values: + * @arg @ref LL_TIM_COUNTERMODE_UP + * @arg @ref LL_TIM_COUNTERMODE_DOWN + * @arg @ref LL_TIM_COUNTERMODE_CENTER_UP + * @arg @ref LL_TIM_COUNTERMODE_CENTER_DOWN + * @arg @ref LL_TIM_COUNTERMODE_CENTER_UP_DOWN + * @retval None + */ +__STATIC_INLINE void LL_TIM_SetCounterMode(TIM_TypeDef * TIMx, uint32_t CounterMode) +{ + MODIFY_REG(TIMx->CR1, TIM_CR1_DIR | TIM_CR1_CMS, CounterMode); +} + +/** + * @brief Get actual counter mode. + * @note Macro @ref IS_TIM_COUNTER_MODE_SELECT_INSTANCE(TIMx) can be used to + * check whether or not the counter mode selection feature is supported + * by a timer instance. + * @rmtoll CR1 DIR LL_TIM_GetCounterMode\n + * CR1 CMS LL_TIM_GetCounterMode + * @param TIMx Timer instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_TIM_COUNTERMODE_UP + * @arg @ref LL_TIM_COUNTERMODE_DOWN + * @arg @ref LL_TIM_COUNTERMODE_CENTER_UP + * @arg @ref LL_TIM_COUNTERMODE_CENTER_DOWN + * @arg @ref LL_TIM_COUNTERMODE_CENTER_UP_DOWN + */ +__STATIC_INLINE uint32_t LL_TIM_GetCounterMode(TIM_TypeDef * TIMx) +{ + return (uint32_t)(READ_BIT(TIMx->CR1, TIM_CR1_DIR | TIM_CR1_CMS)); +} + +/** + * @brief Enable auto-reload (ARR) preload. + * @rmtoll CR1 ARPE LL_TIM_EnableARRPreload + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_EnableARRPreload(TIM_TypeDef * TIMx) +{ + SET_BIT(TIMx->CR1, TIM_CR1_ARPE); +} + +/** + * @brief Disable auto-reload (ARR) preload. + * @rmtoll CR1 ARPE LL_TIM_DisableARRPreload + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_DisableARRPreload(TIM_TypeDef * TIMx) +{ + CLEAR_BIT(TIMx->CR1, TIM_CR1_ARPE); +} + +/** + * @brief Indicates whether auto-reload (ARR) preload is enabled. + * @rmtoll CR1 ARPE LL_TIM_IsEnabledARRPreload + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsEnabledARRPreload(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->CR1, TIM_CR1_ARPE) == (TIM_CR1_ARPE)); +} + +/** + * @brief Set the division ratio between the timer clock and the sampling clock used by the dead-time generators (when supported) and the digital filters. + * @note Macro @ref IS_TIM_CLOCK_DIVISION_INSTANCE(TIMx) can be used to check + * whether or not the clock division feature is supported by the timer + * instance. + * @rmtoll CR1 CKD LL_TIM_SetClockDivision + * @param TIMx Timer instance + * @param ClockDivision This parameter can be one of the following values: + * @arg @ref LL_TIM_CLOCKDIVISION_DIV1 + * @arg @ref LL_TIM_CLOCKDIVISION_DIV2 + * @arg @ref LL_TIM_CLOCKDIVISION_DIV4 + * @retval None + */ +__STATIC_INLINE void LL_TIM_SetClockDivision(TIM_TypeDef * TIMx, uint32_t ClockDivision) +{ + MODIFY_REG(TIMx->CR1, TIM_CR1_CKD, ClockDivision); +} + +/** + * @brief Get the actual division ratio between the timer clock and the sampling clock used by the dead-time generators (when supported) and the digital filters. + * @note Macro @ref IS_TIM_CLOCK_DIVISION_INSTANCE(TIMx) can be used to check + * whether or not the clock division feature is supported by the timer + * instance. + * @rmtoll CR1 CKD LL_TIM_GetClockDivision + * @param TIMx Timer instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_TIM_CLOCKDIVISION_DIV1 + * @arg @ref LL_TIM_CLOCKDIVISION_DIV2 + * @arg @ref LL_TIM_CLOCKDIVISION_DIV4 + */ +__STATIC_INLINE uint32_t LL_TIM_GetClockDivision(TIM_TypeDef * TIMx) +{ + return (uint32_t)(READ_BIT(TIMx->CR1, TIM_CR1_CKD)); +} + +/** + * @brief Set the counter value. + * @rmtoll CNT CNT LL_TIM_SetCounter + * @param TIMx Timer instance + * @param Counter Counter value (between Min_Data=0 and Max_Data=0xFFFF) + * @retval None + */ +__STATIC_INLINE void LL_TIM_SetCounter(TIM_TypeDef * TIMx, uint32_t Counter) +{ + WRITE_REG(TIMx->CNT, Counter); +} + +/** + * @brief Get the counter value. + * @rmtoll CNT CNT LL_TIM_GetCounter + * @param TIMx Timer instance + * @retval Counter value (between Min_Data=0 and Max_Data=0xFFFF) + */ +__STATIC_INLINE uint32_t LL_TIM_GetCounter(TIM_TypeDef * TIMx) +{ + return (uint32_t)(READ_REG(TIMx->CNT)); +} + +/** + * @brief Get the current direction of the counter + * @rmtoll CR1 DIR LL_TIM_GetDirection + * @param TIMx Timer instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_TIM_COUNTERDIRECTION_UP + * @arg @ref LL_TIM_COUNTERDIRECTION_DOWN + */ +__STATIC_INLINE uint32_t LL_TIM_GetDirection(TIM_TypeDef * TIMx) +{ + return (uint32_t)(READ_BIT(TIMx->CR1, TIM_CR1_DIR)); +} + +/** + * @brief Set the prescaler value. + * @note The counter clock frequency CK_CNT is equal to fCK_PSC / (PSC[15:0] + 1). + * @note The prescaler can be changed on the fly as this control register is buffered. The new + * prescaler ratio is taken into account at the next update event. + * @note Helper macro @ref __LL_TIM_CALC_PSC can be used to calculate the Prescaler parameter + * @rmtoll PSC PSC LL_TIM_SetPrescaler + * @param TIMx Timer instance + * @param Prescaler between Min_Data=0 and Max_Data=65535 + * @retval None + */ +__STATIC_INLINE void LL_TIM_SetPrescaler(TIM_TypeDef * TIMx, uint32_t Prescaler) +{ + WRITE_REG(TIMx->PSC, Prescaler); +} + +/** + * @brief Get the prescaler value. + * @rmtoll PSC PSC LL_TIM_GetPrescaler + * @param TIMx Timer instance + * @retval Prescaler value between Min_Data=0 and Max_Data=65535 + */ +__STATIC_INLINE uint32_t LL_TIM_GetPrescaler(TIM_TypeDef * TIMx) +{ + return (uint32_t)(READ_REG(TIMx->PSC)); +} + +/** + * @brief Set the auto-reload value. + * @note The counter is blocked while the auto-reload value is null. + * @note Helper macro @ref __LL_TIM_CALC_ARR can be used to calculate the AutoReload parameter + * @rmtoll ARR ARR LL_TIM_SetAutoReload + * @param TIMx Timer instance + * @param AutoReload between Min_Data=0 and Max_Data=65535 + * @retval None + */ +__STATIC_INLINE void LL_TIM_SetAutoReload(TIM_TypeDef * TIMx, uint32_t AutoReload) +{ + WRITE_REG(TIMx->ARR, AutoReload); +} + +/** + * @brief Get the auto-reload value. + * @rmtoll ARR ARR LL_TIM_GetAutoReload + * @param TIMx Timer instance + * @retval Auto-reload value + */ +__STATIC_INLINE uint32_t LL_TIM_GetAutoReload(TIM_TypeDef * TIMx) +{ + return (uint32_t)(READ_REG(TIMx->ARR)); +} + + + +/** + * @} + */ + +/** @defgroup TIM_LL_EF_Capture_Compare Capture Compare configuration + * @{ + */ + +/** + * @brief Set the trigger of the capture/compare DMA request. + * @rmtoll CR2 CCDS LL_TIM_CC_SetDMAReqTrigger + * @param TIMx Timer instance + * @param DMAReqTrigger This parameter can be one of the following values: + * @arg @ref LL_TIM_CCDMAREQUEST_CC + * @arg @ref LL_TIM_CCDMAREQUEST_UPDATE + * @retval None + */ +__STATIC_INLINE void LL_TIM_CC_SetDMAReqTrigger(TIM_TypeDef * TIMx, uint32_t DMAReqTrigger) +{ + MODIFY_REG(TIMx->CR2, TIM_CR2_CCDS, DMAReqTrigger); +} + +/** + * @brief Get actual trigger of the capture/compare DMA request. + * @rmtoll CR2 CCDS LL_TIM_CC_GetDMAReqTrigger + * @param TIMx Timer instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_TIM_CCDMAREQUEST_CC + * @arg @ref LL_TIM_CCDMAREQUEST_UPDATE + */ +__STATIC_INLINE uint32_t LL_TIM_CC_GetDMAReqTrigger(TIM_TypeDef * TIMx) +{ + return (uint32_t)(READ_BIT(TIMx->CR2, TIM_CR2_CCDS)); +} + + +/** + * @brief Enable capture/compare channels. + * @rmtoll CCER CC1E LL_TIM_CC_EnableChannel\n + * CCER CC2E LL_TIM_CC_EnableChannel\n + * CCER CC3E LL_TIM_CC_EnableChannel\n + * CCER CC4E LL_TIM_CC_EnableChannel + * @param TIMx Timer instance + * @param Channels This parameter can be a combination of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @retval None + */ +__STATIC_INLINE void LL_TIM_CC_EnableChannel(TIM_TypeDef * TIMx, uint32_t Channels) +{ + SET_BIT(TIMx->CCER, Channels); +} + +/** + * @brief Disable capture/compare channels. + * @rmtoll CCER CC1E LL_TIM_CC_DisableChannel\n + * CCER CC2E LL_TIM_CC_DisableChannel\n + * CCER CC3E LL_TIM_CC_DisableChannel\n + * CCER CC4E LL_TIM_CC_DisableChannel + * @param TIMx Timer instance + * @param Channels This parameter can be a combination of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @retval None + */ +__STATIC_INLINE void LL_TIM_CC_DisableChannel(TIM_TypeDef * TIMx, uint32_t Channels) +{ + CLEAR_BIT(TIMx->CCER, Channels); +} + +/** + * @brief Indicate whether channel(s) is(are) enabled. + * @rmtoll CCER CC1E LL_TIM_CC_IsEnabledChannel\n + * CCER CC2E LL_TIM_CC_IsEnabledChannel\n + * CCER CC3E LL_TIM_CC_IsEnabledChannel\n + * CCER CC4E LL_TIM_CC_IsEnabledChannel + * @param TIMx Timer instance + * @param Channels This parameter can be a combination of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_CC_IsEnabledChannel(TIM_TypeDef * TIMx, uint32_t Channels) +{ + return (READ_BIT(TIMx->CCER, Channels) == (Channels)); +} + +/** + * @} + */ + +/** @defgroup TIM_LL_EF_Output_Channel Output channel configuration + * @{ + */ +/** + * @brief Configure an output channel. + * @rmtoll CCMR1 CC1S LL_TIM_OC_ConfigOutput\n + * CCMR1 CC2S LL_TIM_OC_ConfigOutput\n + * CCMR2 CC3S LL_TIM_OC_ConfigOutput\n + * CCMR2 CC4S LL_TIM_OC_ConfigOutput\n + * CCER CC1P LL_TIM_OC_ConfigOutput\n + * CCER CC2P LL_TIM_OC_ConfigOutput\n + * CCER CC3P LL_TIM_OC_ConfigOutput\n + * CCER CC4P LL_TIM_OC_ConfigOutput\n + * @param TIMx Timer instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @param Configuration This parameter must be a combination of all the following values: + * @arg @ref LL_TIM_OCPOLARITY_HIGH or @ref LL_TIM_OCPOLARITY_LOW + * @retval None + */ +__STATIC_INLINE void LL_TIM_OC_ConfigOutput(TIM_TypeDef * TIMx, uint32_t Channel, uint32_t Configuration) +{ + register uint8_t iChannel = TIM_GET_CHANNEL_INDEX(Channel); + register uint32_t * pReg = (uint32_t *)((uint32_t)((uint32_t)(&TIMx->CCMR1)+ OFFSET_TAB_CCMRx[iChannel])); + CLEAR_BIT(*pReg, (TIM_CCMR1_CC1S << SHIFT_TAB_OCxx[iChannel])); + MODIFY_REG(TIMx->CCER, (TIM_CCER_CC1P << SHIFT_TAB_CCxP[iChannel]), (Configuration & TIM_CCER_CC1P) << SHIFT_TAB_CCxP[iChannel]); +} + +/** + * @brief Define the behavior of the output reference signal OCxREF from which + * OCx and OCxN (when relevant) are derived. + * @rmtoll CCMR1 OC1M LL_TIM_OC_SetMode\n + * CCMR1 OC2M LL_TIM_OC_SetMode\n + * CCMR2 OC3M LL_TIM_OC_SetMode\n + * CCMR2 OC4M LL_TIM_OC_SetMode + * @param TIMx Timer instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @param Mode This parameter can be one of the following values: + * @arg @ref LL_TIM_OCMODE_FROZEN + * @arg @ref LL_TIM_OCMODE_ACTIVE + * @arg @ref LL_TIM_OCMODE_INACTIVE + * @arg @ref LL_TIM_OCMODE_TOGGLE + * @arg @ref LL_TIM_OCMODE_FORCED_INACTIVE + * @arg @ref LL_TIM_OCMODE_FORCED_ACTIVE + * @arg @ref LL_TIM_OCMODE_PWM1 + * @arg @ref LL_TIM_OCMODE_PWM2 + * @retval None + */ +__STATIC_INLINE void LL_TIM_OC_SetMode(TIM_TypeDef * TIMx, uint32_t Channel, uint32_t Mode) +{ + register uint8_t iChannel = TIM_GET_CHANNEL_INDEX(Channel); + register uint32_t * pReg = (uint32_t *)((uint32_t)((uint32_t)(&TIMx->CCMR1)+ OFFSET_TAB_CCMRx[iChannel])); + MODIFY_REG(*pReg, ((TIM_CCMR1_OC1M | TIM_CCMR1_CC1S) << SHIFT_TAB_OCxx[iChannel]), Mode << SHIFT_TAB_OCxx[iChannel]); +} + +/** + * @brief Get the output compare mode of an output channel. + * @rmtoll CCMR1 OC1M LL_TIM_OC_GetMode\n + * CCMR1 OC2M LL_TIM_OC_GetMode\n + * CCMR2 OC3M LL_TIM_OC_GetMode\n + * CCMR2 OC4M LL_TIM_OC_GetMode + * @param TIMx Timer instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @retval Returned value can be one of the following values: + * @arg @ref LL_TIM_OCMODE_FROZEN + * @arg @ref LL_TIM_OCMODE_ACTIVE + * @arg @ref LL_TIM_OCMODE_INACTIVE + * @arg @ref LL_TIM_OCMODE_TOGGLE + * @arg @ref LL_TIM_OCMODE_FORCED_INACTIVE + * @arg @ref LL_TIM_OCMODE_FORCED_ACTIVE + * @arg @ref LL_TIM_OCMODE_PWM1 + * @arg @ref LL_TIM_OCMODE_PWM2 + */ +__STATIC_INLINE uint32_t LL_TIM_OC_GetMode(TIM_TypeDef * TIMx, uint32_t Channel) +{ + register uint8_t iChannel = TIM_GET_CHANNEL_INDEX(Channel); + register uint32_t * pReg = (uint32_t *)((uint32_t)((uint32_t)(&TIMx->CCMR1)+ OFFSET_TAB_CCMRx[iChannel])); + return (READ_BIT(*pReg, ((TIM_CCMR1_OC1M | TIM_CCMR1_CC1S) << SHIFT_TAB_OCxx[iChannel])) >> SHIFT_TAB_OCxx[iChannel]); +} + +/** + * @brief Set the polarity of an output channel. + * @rmtoll CCER CC1P LL_TIM_OC_SetPolarity\n + * CCER CC2P LL_TIM_OC_SetPolarity\n + * CCER CC3P LL_TIM_OC_SetPolarity\n + * CCER CC4P LL_TIM_OC_SetPolarity + * @param TIMx Timer instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @param Polarity This parameter can be one of the following values: + * @arg @ref LL_TIM_OCPOLARITY_HIGH + * @arg @ref LL_TIM_OCPOLARITY_LOW + * @retval None + */ +__STATIC_INLINE void LL_TIM_OC_SetPolarity(TIM_TypeDef * TIMx, uint32_t Channel, uint32_t Polarity) +{ + register uint8_t iChannel = TIM_GET_CHANNEL_INDEX(Channel); + MODIFY_REG(TIMx->CCER, (TIM_CCER_CC1P << SHIFT_TAB_CCxP[iChannel]), Polarity << SHIFT_TAB_CCxP[iChannel]); +} + +/** + * @brief Get the polarity of an output channel. + * @rmtoll CCER CC1P LL_TIM_OC_GetPolarity\n + * CCER CC2P LL_TIM_OC_GetPolarity\n + * CCER CC3P LL_TIM_OC_GetPolarity\n + * CCER CC4P LL_TIM_OC_GetPolarity + * @param TIMx Timer instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @retval Returned value can be one of the following values: + * @arg @ref LL_TIM_OCPOLARITY_HIGH + * @arg @ref LL_TIM_OCPOLARITY_LOW + */ +__STATIC_INLINE uint32_t LL_TIM_OC_GetPolarity(TIM_TypeDef * TIMx, uint32_t Channel) +{ + register uint8_t iChannel = TIM_GET_CHANNEL_INDEX(Channel); + return (READ_BIT(TIMx->CCER, (TIM_CCER_CC1P << SHIFT_TAB_CCxP[iChannel])) >> SHIFT_TAB_CCxP[iChannel]); +} + + +/** + * @brief Enable fast mode for the output channel. + * @note Acts only if the channel is configured in PWM1 or PWM2 mode. + * @rmtoll CCMR1 OC1FE LL_TIM_OC_EnableFast\n + * CCMR1 OC2FE LL_TIM_OC_EnableFast\n + * CCMR2 OC3FE LL_TIM_OC_EnableFast\n + * CCMR2 OC4FE LL_TIM_OC_EnableFast + * @param TIMx Timer instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @retval None + */ +__STATIC_INLINE void LL_TIM_OC_EnableFast(TIM_TypeDef * TIMx, uint32_t Channel) +{ + register uint8_t iChannel = TIM_GET_CHANNEL_INDEX(Channel); + register uint32_t * pReg = (uint32_t *)((uint32_t)((uint32_t)(&TIMx->CCMR1)+ OFFSET_TAB_CCMRx[iChannel])); + SET_BIT(*pReg, (TIM_CCMR1_OC1FE << SHIFT_TAB_OCxx[iChannel])); + +} + +/** + * @brief Disable fast mode for the output channel. + * @rmtoll CCMR1 OC1FE LL_TIM_OC_DisableFast\n + * CCMR1 OC2FE LL_TIM_OC_DisableFast\n + * CCMR2 OC3FE LL_TIM_OC_DisableFast\n + * CCMR2 OC4FE LL_TIM_OC_DisableFast + * @param TIMx Timer instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @retval None + */ +__STATIC_INLINE void LL_TIM_OC_DisableFast(TIM_TypeDef * TIMx, uint32_t Channel) +{ + register uint8_t iChannel = TIM_GET_CHANNEL_INDEX(Channel); + register uint32_t * pReg = (uint32_t *)((uint32_t)((uint32_t)(&TIMx->CCMR1)+ OFFSET_TAB_CCMRx[iChannel])); + CLEAR_BIT(*pReg, (TIM_CCMR1_OC1FE << SHIFT_TAB_OCxx[iChannel])); + +} + +/** + * @brief Indicates whether fast mode is enabled for the output channel. + * @rmtoll CCMR1 OC1FE LL_TIM_OC_IsEnabledFast\n + * CCMR1 OC2FE LL_TIM_OC_IsEnabledFast\n + * CCMR2 OC3FE LL_TIM_OC_IsEnabledFast\n + * CCMR2 OC4FE LL_TIM_OC_IsEnabledFast\n + * @param TIMx Timer instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_OC_IsEnabledFast(TIM_TypeDef * TIMx, uint32_t Channel) +{ + register uint8_t iChannel = TIM_GET_CHANNEL_INDEX(Channel); + register uint32_t * pReg = (uint32_t *)((uint32_t)((uint32_t)(&TIMx->CCMR1)+ OFFSET_TAB_CCMRx[iChannel])); + register uint32_t bitfield = TIM_CCMR1_OC1FE << SHIFT_TAB_OCxx[iChannel]; + return (READ_BIT(*pReg, bitfield) == bitfield); +} + +/** + * @brief Enable compare register (TIMx_CCRx) preload for the output channel. + * @rmtoll CCMR1 OC1PE LL_TIM_OC_EnablePreload\n + * CCMR1 OC2PE LL_TIM_OC_EnablePreload\n + * CCMR2 OC3PE LL_TIM_OC_EnablePreload\n + * CCMR2 OC4PE LL_TIM_OC_EnablePreload + * @param TIMx Timer instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @retval None + */ +__STATIC_INLINE void LL_TIM_OC_EnablePreload(TIM_TypeDef * TIMx, uint32_t Channel) +{ + register uint8_t iChannel = TIM_GET_CHANNEL_INDEX(Channel); + register uint32_t * pReg = (uint32_t *)((uint32_t)((uint32_t)(&TIMx->CCMR1)+ OFFSET_TAB_CCMRx[iChannel])); + SET_BIT(*pReg, (TIM_CCMR1_OC1PE << SHIFT_TAB_OCxx[iChannel])); +} + +/** + * @brief Disable compare register (TIMx_CCRx) preload for the output channel. + * @rmtoll CCMR1 OC1PE LL_TIM_OC_DisablePreload\n + * CCMR1 OC2PE LL_TIM_OC_DisablePreload\n + * CCMR2 OC3PE LL_TIM_OC_DisablePreload\n + * CCMR2 OC4PE LL_TIM_OC_DisablePreload + * @param TIMx Timer instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @retval None + */ +__STATIC_INLINE void LL_TIM_OC_DisablePreload(TIM_TypeDef * TIMx, uint32_t Channel) +{ + register uint8_t iChannel = TIM_GET_CHANNEL_INDEX(Channel); + register uint32_t * pReg = (uint32_t *)((uint32_t)((uint32_t)(&TIMx->CCMR1)+ OFFSET_TAB_CCMRx[iChannel])); + CLEAR_BIT(*pReg, (TIM_CCMR1_OC1PE << SHIFT_TAB_OCxx[iChannel])); +} + +/** + * @brief Indicates whether compare register (TIMx_CCRx) preload is enabled for the output channel. + * @rmtoll CCMR1 OC1PE LL_TIM_OC_IsEnabledPreload\n + * CCMR1 OC2PE LL_TIM_OC_IsEnabledPreload\n + * CCMR2 OC3PE LL_TIM_OC_IsEnabledPreload\n + * CCMR2 OC4PE LL_TIM_OC_IsEnabledPreload\n + * @param TIMx Timer instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_OC_IsEnabledPreload(TIM_TypeDef * TIMx, uint32_t Channel) +{ + register uint8_t iChannel = TIM_GET_CHANNEL_INDEX(Channel); + register uint32_t * pReg = (uint32_t *)((uint32_t)((uint32_t)(&TIMx->CCMR1)+ OFFSET_TAB_CCMRx[iChannel])); + register uint32_t bitfield = TIM_CCMR1_OC1PE << SHIFT_TAB_OCxx[iChannel]; + return (READ_BIT(*pReg, bitfield) == bitfield); +} + +/** + * @brief Enable clearing the output channel on an external event. + * @note This function can only be used in Output compare and PWM modes. It does not work in Forced mode. + * @note Macro @ref IS_TIM_OCXREF_CLEAR_INSTANCE(TIMx) can be used to check whether + * or not a timer instance can clear the OCxREF signal on an external event. + * @rmtoll CCMR1 OC1CE LL_TIM_OC_EnableClear\n + * CCMR1 OC2CE LL_TIM_OC_EnableClear\n + * CCMR2 OC3CE LL_TIM_OC_EnableClear\n + * CCMR2 OC4CE LL_TIM_OC_EnableClear + * @param TIMx Timer instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @retval None + */ +__STATIC_INLINE void LL_TIM_OC_EnableClear(TIM_TypeDef * TIMx, uint32_t Channel) +{ + register uint8_t iChannel = TIM_GET_CHANNEL_INDEX(Channel); + register uint32_t * pReg = (uint32_t *)((uint32_t)((uint32_t)(&TIMx->CCMR1)+ OFFSET_TAB_CCMRx[iChannel])); + SET_BIT(*pReg, (TIM_CCMR1_OC1CE << SHIFT_TAB_OCxx[iChannel])); +} + +/** + * @brief Disable clearing the output channel on an external event. + * @note Macro @ref IS_TIM_OCXREF_CLEAR_INSTANCE(TIMx) can be used to check whether + * or not a timer instance can clear the OCxREF signal on an external event. + * @rmtoll CCMR1 OC1CE LL_TIM_OC_DisableClear\n + * CCMR1 OC2CE LL_TIM_OC_DisableClear\n + * CCMR2 OC3CE LL_TIM_OC_DisableClear\n + * CCMR2 OC4CE LL_TIM_OC_DisableClear + * @param TIMx Timer instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @retval None + */ +__STATIC_INLINE void LL_TIM_OC_DisableClear(TIM_TypeDef * TIMx, uint32_t Channel) +{ + register uint8_t iChannel = TIM_GET_CHANNEL_INDEX(Channel); + register uint32_t * pReg = (uint32_t *)((uint32_t)((uint32_t)(&TIMx->CCMR1)+ OFFSET_TAB_CCMRx[iChannel])); + CLEAR_BIT(*pReg, (TIM_CCMR1_OC1CE << SHIFT_TAB_OCxx[iChannel])); +} + +/** + * @brief Indicates clearing the output channel on an external event is enabled for the output channel. + * @note This function enables clearing the output channel on an external event. + * @note This function can only be used in Output compare and PWM modes. It does not work in Forced mode. + * @note Macro @ref IS_TIM_OCXREF_CLEAR_INSTANCE(TIMx) can be used to check whether + * or not a timer instance can clear the OCxREF signal on an external event. + * @rmtoll CCMR1 OC1CE LL_TIM_OC_IsEnabledClear\n + * CCMR1 OC2CE LL_TIM_OC_IsEnabledClear\n + * CCMR2 OC3CE LL_TIM_OC_IsEnabledClear\n + * CCMR2 OC4CE LL_TIM_OC_IsEnabledClear\n + * @param TIMx Timer instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_OC_IsEnabledClear(TIM_TypeDef * TIMx, uint32_t Channel) +{ + register uint8_t iChannel = TIM_GET_CHANNEL_INDEX(Channel); + register uint32_t * pReg = (uint32_t *)((uint32_t)((uint32_t)(&TIMx->CCMR1)+ OFFSET_TAB_CCMRx[iChannel])); + register uint32_t bitfield = TIM_CCMR1_OC1CE << SHIFT_TAB_OCxx[iChannel]; + return (READ_BIT(*pReg, bitfield) == bitfield); +} + + +/** + * @brief Set compare value for output channel 1 (TIMx_CCR1). + * @note Macro @ref IS_TIM_CC1_INSTANCE(TIMx) can be used to check whether or not + * output channel 1 is supported by a timer instance. + * @rmtoll CCR1 CCR1 LL_TIM_OC_SetCompareCH1 + * @param TIMx Timer instance + * @param CompareValue between Min_Data=0 and Max_Data=65535 + * @retval None + */ +__STATIC_INLINE void LL_TIM_OC_SetCompareCH1(TIM_TypeDef * TIMx, uint32_t CompareValue) +{ + WRITE_REG(TIMx->CCR1, CompareValue); +} + +/** + * @brief Set compare value for output channel 2 (TIMx_CCR2). + * @note Macro @ref IS_TIM_CC2_INSTANCE(TIMx) can be used to check whether or not + * output channel 2 is supported by a timer instance. + * @rmtoll CCR2 CCR2 LL_TIM_OC_SetCompareCH2 + * @param TIMx Timer instance + * @param CompareValue between Min_Data=0 and Max_Data=65535 + * @retval None + */ +__STATIC_INLINE void LL_TIM_OC_SetCompareCH2(TIM_TypeDef * TIMx, uint32_t CompareValue) +{ + WRITE_REG(TIMx->CCR2, CompareValue); +} + +/** + * @brief Set compare value for output channel 3 (TIMx_CCR3). + * @note Macro @ref IS_TIM_CC3_INSTANCE(TIMx) can be used to check whether or not + * output channel is supported by a timer instance. + * @rmtoll CCR3 CCR3 LL_TIM_OC_SetCompareCH3 + * @param TIMx Timer instance + * @param CompareValue between Min_Data=0 and Max_Data=65535 + * @retval None + */ +__STATIC_INLINE void LL_TIM_OC_SetCompareCH3(TIM_TypeDef * TIMx, uint32_t CompareValue) +{ + WRITE_REG(TIMx->CCR3, CompareValue); +} + +/** + * @brief Set compare value for output channel 4 (TIMx_CCR4). + * @note Macro @ref IS_TIM_CC4_INSTANCE(TIMx) can be used to check whether or not + * output channel 4 is supported by a timer instance. + * @rmtoll CCR4 CCR4 LL_TIM_OC_SetCompareCH4 + * @param TIMx Timer instance + * @param CompareValue between Min_Data=0 and Max_Data=65535 + * @retval None + */ +__STATIC_INLINE void LL_TIM_OC_SetCompareCH4(TIM_TypeDef * TIMx, uint32_t CompareValue) +{ + WRITE_REG(TIMx->CCR4, CompareValue); +} + + +/** + * @brief Get compare value (TIMx_CCR1) set for output channel 1. + * @note Macro @ref IS_TIM_CC1_INSTANCE(TIMx) can be used to check whether or not + * output channel 1 is supported by a timer instance. + * @rmtoll CCR1 CCR1 LL_TIM_OC_GetCompareCH1 + * @param TIMx Timer instance + * @retval CompareValue (between Min_Data=0 and Max_Data=65535) + */ +__STATIC_INLINE uint32_t LL_TIM_OC_GetCompareCH1(TIM_TypeDef * TIMx) +{ + return (uint32_t)(READ_REG(TIMx->CCR1)); +} + +/** + * @brief Get compare value (TIMx_CCR2) set for output channel 2. + * @note Macro @ref IS_TIM_CC2_INSTANCE(TIMx) can be used to check whether or not + * output channel 2 is supported by a timer instance. + * @rmtoll CCR2 CCR2 LL_TIM_OC_GetCompareCH2 + * @param TIMx Timer instance + * @retval CompareValue (between Min_Data=0 and Max_Data=65535) + */ +__STATIC_INLINE uint32_t LL_TIM_OC_GetCompareCH2(TIM_TypeDef * TIMx) +{ + return (uint32_t)(READ_REG(TIMx->CCR2)); +} + +/** + * @brief Get compare value (TIMx_CCR3) set for output channel 3. + * @note Macro @ref IS_TIM_CC3_INSTANCE(TIMx) can be used to check whether or not + * output channel 3 is supported by a timer instance. + * @rmtoll CCR3 CCR3 LL_TIM_OC_GetCompareCH3 + * @param TIMx Timer instance + * @retval CompareValue (between Min_Data=0 and Max_Data=65535) + */ +__STATIC_INLINE uint32_t LL_TIM_OC_GetCompareCH3(TIM_TypeDef * TIMx) +{ + return (uint32_t)(READ_REG(TIMx->CCR3)); +} + +/** + * @brief Get compare value (TIMx_CCR4) set for output channel 4. + * @note Macro @ref IS_TIM_CC4_INSTANCE(TIMx) can be used to check whether or not + * output channel 4 is supported by a timer instance. + * @rmtoll CCR4 CCR4 LL_TIM_OC_GetCompareCH4 + * @param TIMx Timer instance + * @retval CompareValue (between Min_Data=0 and Max_Data=65535) + */ +__STATIC_INLINE uint32_t LL_TIM_OC_GetCompareCH4(TIM_TypeDef * TIMx) +{ + return (uint32_t)(READ_REG(TIMx->CCR4)); +} + + + +/** + * @} + */ + +/** @defgroup TIM_LL_EF_Input_Channel Input channel configuration + * @{ + */ +/** + * @brief Configure input channel. + * @rmtoll CCMR1 CC1S LL_TIM_IC_Config\n + * CCMR1 IC1PSC LL_TIM_IC_Config\n + * CCMR1 IC1F LL_TIM_IC_Config\n + * CCMR1 CC2S LL_TIM_IC_Config\n + * CCMR1 IC2PSC LL_TIM_IC_Config\n + * CCMR1 IC2F LL_TIM_IC_Config\n + * CCMR2 CC3S LL_TIM_IC_Config\n + * CCMR2 IC3PSC LL_TIM_IC_Config\n + * CCMR2 IC3F LL_TIM_IC_Config\n + * CCMR2 CC4S LL_TIM_IC_Config\n + * CCMR2 IC4PSC LL_TIM_IC_Config\n + * CCMR2 IC4F LL_TIM_IC_Config\n + * CCER CC1P LL_TIM_IC_Config\n + * CCER CC1NP LL_TIM_IC_Config\n + * CCER CC2P LL_TIM_IC_Config\n + * CCER CC2NP LL_TIM_IC_Config\n + * CCER CC3P LL_TIM_IC_Config\n + * CCER CC3NP LL_TIM_IC_Config\n + * CCER CC4P LL_TIM_IC_Config\n + * CCER CC4NP LL_TIM_IC_Config + * @param TIMx Timer instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @param Configuration This parameter must be a combination of all the following values: + * @arg @ref LL_TIM_ACTIVEINPUT_DIRECTTI or @ref LL_TIM_ACTIVEINPUT_INDIRECTTI or @ref LL_TIM_ACTIVEINPUT_TRC + * @arg @ref LL_TIM_ICPSC_DIV1 or ... or @ref LL_TIM_ICPSC_DIV8 + * @arg @ref LL_TIM_IC_FILTER_FDIV1 or ... or @ref LL_TIM_IC_FILTER_FDIV32_N8 + * @arg @ref LL_TIM_IC_POLARITY_RISING or @ref LL_TIM_IC_POLARITY_FALLING or @ref LL_TIM_IC_POLARITY_BOTHEDGE + * @retval None + */ +__STATIC_INLINE void LL_TIM_IC_Config(TIM_TypeDef * TIMx, uint32_t Channel, uint32_t Configuration) +{ + register uint8_t iChannel = TIM_GET_CHANNEL_INDEX(Channel); + register uint32_t * pReg = (uint32_t *)((uint32_t)((uint32_t)(&TIMx->CCMR1)+ OFFSET_TAB_CCMRx[iChannel])); + MODIFY_REG(*pReg, ((TIM_CCMR1_IC1F | TIM_CCMR1_IC1PSC | TIM_CCMR1_CC1S) << SHIFT_TAB_ICxx[iChannel]), ((Configuration >> 16U) & (TIM_CCMR1_IC1F | TIM_CCMR1_IC1PSC | TIM_CCMR1_CC1S)) << SHIFT_TAB_ICxx[iChannel]); + MODIFY_REG(TIMx->CCER, ((TIM_CCER_CC1NP | TIM_CCER_CC1P) << SHIFT_TAB_CCxP[iChannel]), (Configuration & (TIM_CCER_CC1NP | TIM_CCER_CC1P)) << SHIFT_TAB_CCxP[iChannel]); +} + +/** + * @brief Set the active input. + * @rmtoll CCMR1 CC1S LL_TIM_IC_SetActiveInput\n + * CCMR1 CC2S LL_TIM_IC_SetActiveInput\n + * CCMR2 CC3S LL_TIM_IC_SetActiveInput\n + * CCMR2 CC4S LL_TIM_IC_SetActiveInput + * @param TIMx Timer instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @param ICActiveInput This parameter can be one of the following values: + * @arg @ref LL_TIM_ACTIVEINPUT_DIRECTTI + * @arg @ref LL_TIM_ACTIVEINPUT_INDIRECTTI + * @arg @ref LL_TIM_ACTIVEINPUT_TRC + * @retval None + */ +__STATIC_INLINE void LL_TIM_IC_SetActiveInput(TIM_TypeDef * TIMx, uint32_t Channel, uint32_t ICActiveInput) +{ + register uint8_t iChannel = TIM_GET_CHANNEL_INDEX(Channel); + register uint32_t * pReg = (uint32_t *)((uint32_t)((uint32_t)(&TIMx->CCMR1)+ OFFSET_TAB_CCMRx[iChannel])); + MODIFY_REG(*pReg, ((TIM_CCMR1_CC1S) << SHIFT_TAB_ICxx[iChannel]), (ICActiveInput >> 16U) << SHIFT_TAB_ICxx[iChannel]); +} + +/** + * @brief Get the current active input. + * @rmtoll CCMR1 CC1S LL_TIM_IC_GetActiveInput\n + * CCMR1 CC2S LL_TIM_IC_GetActiveInput\n + * CCMR2 CC3S LL_TIM_IC_GetActiveInput\n + * CCMR2 CC4S LL_TIM_IC_GetActiveInput + * @param TIMx Timer instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @retval Returned value can be one of the following values: + * @arg @ref LL_TIM_ACTIVEINPUT_DIRECTTI + * @arg @ref LL_TIM_ACTIVEINPUT_INDIRECTTI + * @arg @ref LL_TIM_ACTIVEINPUT_TRC + */ +__STATIC_INLINE uint32_t LL_TIM_IC_GetActiveInput(TIM_TypeDef * TIMx, uint32_t Channel) +{ + register uint8_t iChannel = TIM_GET_CHANNEL_INDEX(Channel); + register uint32_t * pReg = (uint32_t *)((uint32_t)((uint32_t)(&TIMx->CCMR1)+ OFFSET_TAB_CCMRx[iChannel])); + return ((READ_BIT(*pReg, ((TIM_CCMR1_CC1S) << SHIFT_TAB_ICxx[iChannel])) >> SHIFT_TAB_ICxx[iChannel]) << 16U); +} + +/** + * @brief Set the prescaler of input channel. + * @rmtoll CCMR1 IC1PSC LL_TIM_IC_SetPrescaler\n + * CCMR1 IC2PSC LL_TIM_IC_SetPrescaler\n + * CCMR2 IC3PSC LL_TIM_IC_SetPrescaler\n + * CCMR2 IC4PSC LL_TIM_IC_SetPrescaler + * @param TIMx Timer instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @param ICPrescaler This parameter can be one of the following values: + * @arg @ref LL_TIM_ICPSC_DIV1 + * @arg @ref LL_TIM_ICPSC_DIV2 + * @arg @ref LL_TIM_ICPSC_DIV4 + * @arg @ref LL_TIM_ICPSC_DIV8 + * @retval None + */ +__STATIC_INLINE void LL_TIM_IC_SetPrescaler(TIM_TypeDef * TIMx, uint32_t Channel, uint32_t ICPrescaler) +{ + register uint8_t iChannel = TIM_GET_CHANNEL_INDEX(Channel); + register uint32_t * pReg = (uint32_t *)((uint32_t)((uint32_t)(&TIMx->CCMR1)+ OFFSET_TAB_CCMRx[iChannel])); + MODIFY_REG(*pReg, ((TIM_CCMR1_IC1PSC) << SHIFT_TAB_ICxx[iChannel]), (ICPrescaler >> 16U) << SHIFT_TAB_ICxx[iChannel]); +} + +/** + * @brief Get the current prescaler value acting on an input channel. + * @rmtoll CCMR1 IC1PSC LL_TIM_IC_GetPrescaler\n + * CCMR1 IC2PSC LL_TIM_IC_GetPrescaler\n + * CCMR2 IC3PSC LL_TIM_IC_GetPrescaler\n + * CCMR2 IC4PSC LL_TIM_IC_GetPrescaler + * @param TIMx Timer instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @retval Returned value can be one of the following values: + * @arg @ref LL_TIM_ICPSC_DIV1 + * @arg @ref LL_TIM_ICPSC_DIV2 + * @arg @ref LL_TIM_ICPSC_DIV4 + * @arg @ref LL_TIM_ICPSC_DIV8 + */ +__STATIC_INLINE uint32_t LL_TIM_IC_GetPrescaler(TIM_TypeDef * TIMx, uint32_t Channel) +{ + register uint8_t iChannel = TIM_GET_CHANNEL_INDEX(Channel); + register uint32_t * pReg = (uint32_t *)((uint32_t)((uint32_t)(&TIMx->CCMR1)+ OFFSET_TAB_CCMRx[iChannel])); + return ((READ_BIT(*pReg, ((TIM_CCMR1_IC1PSC) << SHIFT_TAB_ICxx[iChannel])) >> SHIFT_TAB_ICxx[iChannel]) << 16U); +} + +/** + * @brief Set the input filter duration. + * @rmtoll CCMR1 IC1F LL_TIM_IC_SetFilter\n + * CCMR1 IC2F LL_TIM_IC_SetFilter\n + * CCMR2 IC3F LL_TIM_IC_SetFilter\n + * CCMR2 IC4F LL_TIM_IC_SetFilter + * @param TIMx Timer instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @param ICFilter This parameter can be one of the following values: + * @arg @ref LL_TIM_IC_FILTER_FDIV1 + * @arg @ref LL_TIM_IC_FILTER_FDIV1_N2 + * @arg @ref LL_TIM_IC_FILTER_FDIV1_N4 + * @arg @ref LL_TIM_IC_FILTER_FDIV1_N8 + * @arg @ref LL_TIM_IC_FILTER_FDIV2_N6 + * @arg @ref LL_TIM_IC_FILTER_FDIV2_N8 + * @arg @ref LL_TIM_IC_FILTER_FDIV4_N6 + * @arg @ref LL_TIM_IC_FILTER_FDIV4_N8 + * @arg @ref LL_TIM_IC_FILTER_FDIV8_N6 + * @arg @ref LL_TIM_IC_FILTER_FDIV8_N8 + * @arg @ref LL_TIM_IC_FILTER_FDIV16_N5 + * @arg @ref LL_TIM_IC_FILTER_FDIV16_N6 + * @arg @ref LL_TIM_IC_FILTER_FDIV16_N8 + * @arg @ref LL_TIM_IC_FILTER_FDIV32_N5 + * @arg @ref LL_TIM_IC_FILTER_FDIV32_N6 + * @arg @ref LL_TIM_IC_FILTER_FDIV32_N8 + * @retval None + */ +__STATIC_INLINE void LL_TIM_IC_SetFilter(TIM_TypeDef * TIMx, uint32_t Channel, uint32_t ICFilter) +{ + register uint8_t iChannel = TIM_GET_CHANNEL_INDEX(Channel); + register uint32_t * pReg = (uint32_t *)((uint32_t)((uint32_t)(&TIMx->CCMR1)+ OFFSET_TAB_CCMRx[iChannel])); + MODIFY_REG(*pReg, ((TIM_CCMR1_IC1F) << SHIFT_TAB_ICxx[iChannel]), (ICFilter >> 16U) << SHIFT_TAB_ICxx[iChannel]); +} + +/** + * @brief Get the input filter duration. + * @rmtoll CCMR1 IC1F LL_TIM_IC_GetFilter\n + * CCMR1 IC2F LL_TIM_IC_GetFilter\n + * CCMR2 IC3F LL_TIM_IC_GetFilter\n + * CCMR2 IC4F LL_TIM_IC_GetFilter + * @param TIMx Timer instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @retval Returned value can be one of the following values: + * @arg @ref LL_TIM_IC_FILTER_FDIV1 + * @arg @ref LL_TIM_IC_FILTER_FDIV1_N2 + * @arg @ref LL_TIM_IC_FILTER_FDIV1_N4 + * @arg @ref LL_TIM_IC_FILTER_FDIV1_N8 + * @arg @ref LL_TIM_IC_FILTER_FDIV2_N6 + * @arg @ref LL_TIM_IC_FILTER_FDIV2_N8 + * @arg @ref LL_TIM_IC_FILTER_FDIV4_N6 + * @arg @ref LL_TIM_IC_FILTER_FDIV4_N8 + * @arg @ref LL_TIM_IC_FILTER_FDIV8_N6 + * @arg @ref LL_TIM_IC_FILTER_FDIV8_N8 + * @arg @ref LL_TIM_IC_FILTER_FDIV16_N5 + * @arg @ref LL_TIM_IC_FILTER_FDIV16_N6 + * @arg @ref LL_TIM_IC_FILTER_FDIV16_N8 + * @arg @ref LL_TIM_IC_FILTER_FDIV32_N5 + * @arg @ref LL_TIM_IC_FILTER_FDIV32_N6 + * @arg @ref LL_TIM_IC_FILTER_FDIV32_N8 + */ +__STATIC_INLINE uint32_t LL_TIM_IC_GetFilter(TIM_TypeDef * TIMx, uint32_t Channel) +{ + register uint8_t iChannel = TIM_GET_CHANNEL_INDEX(Channel); + register uint32_t * pReg = (uint32_t *)((uint32_t)((uint32_t)(&TIMx->CCMR1)+ OFFSET_TAB_CCMRx[iChannel])); + return ((READ_BIT(*pReg, ((TIM_CCMR1_IC1F) << SHIFT_TAB_ICxx[iChannel])) >> SHIFT_TAB_ICxx[iChannel]) << 16U ); +} + +/** + * @brief Set the input channel polarity. + * @rmtoll CCER CC1P LL_TIM_IC_SetPolarity\n + * CCER CC1NP LL_TIM_IC_SetPolarity\n + * CCER CC2P LL_TIM_IC_SetPolarity\n + * CCER CC2NP LL_TIM_IC_SetPolarity\n + * CCER CC3P LL_TIM_IC_SetPolarity\n + * CCER CC3NP LL_TIM_IC_SetPolarity\n + * CCER CC4P LL_TIM_IC_SetPolarity\n + * CCER CC4NP LL_TIM_IC_SetPolarity + * @param TIMx Timer instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @param ICPolarity This parameter can be one of the following values: + * @arg @ref LL_TIM_IC_POLARITY_RISING + * @arg @ref LL_TIM_IC_POLARITY_FALLING + * @arg @ref LL_TIM_IC_POLARITY_BOTHEDGE + * @retval None + */ +__STATIC_INLINE void LL_TIM_IC_SetPolarity(TIM_TypeDef * TIMx, uint32_t Channel, uint32_t ICPolarity) +{ + register uint8_t iChannel = TIM_GET_CHANNEL_INDEX(Channel); + MODIFY_REG(TIMx->CCER, ((TIM_CCER_CC1NP | TIM_CCER_CC1P) << SHIFT_TAB_CCxP[iChannel]), ICPolarity << SHIFT_TAB_CCxP[iChannel]); +} + +/** + * @brief Get the current input channel polarity. + * @rmtoll CCER CC1P LL_TIM_IC_GetPolarity\n + * CCER CC1NP LL_TIM_IC_GetPolarity\n + * CCER CC2P LL_TIM_IC_GetPolarity\n + * CCER CC2NP LL_TIM_IC_GetPolarity\n + * CCER CC3P LL_TIM_IC_GetPolarity\n + * CCER CC3NP LL_TIM_IC_GetPolarity\n + * CCER CC4P LL_TIM_IC_GetPolarity\n + * CCER CC4NP LL_TIM_IC_GetPolarity + * @param TIMx Timer instance + * @param Channel This parameter can be one of the following values: + * @arg @ref LL_TIM_CHANNEL_CH1 + * @arg @ref LL_TIM_CHANNEL_CH2 + * @arg @ref LL_TIM_CHANNEL_CH3 + * @arg @ref LL_TIM_CHANNEL_CH4 + * @retval Returned value can be one of the following values: + * @arg @ref LL_TIM_IC_POLARITY_RISING + * @arg @ref LL_TIM_IC_POLARITY_FALLING + * @arg @ref LL_TIM_IC_POLARITY_BOTHEDGE + */ +__STATIC_INLINE uint32_t LL_TIM_IC_GetPolarity(TIM_TypeDef * TIMx, uint32_t Channel) +{ + register uint8_t iChannel = TIM_GET_CHANNEL_INDEX(Channel); + return (READ_BIT(TIMx->CCER, ((TIM_CCER_CC1NP | TIM_CCER_CC1P) << SHIFT_TAB_CCxP[iChannel])) >> SHIFT_TAB_CCxP[iChannel]); +} + +/** + * @brief Connect the TIMx_CH1, CH2 and CH3 pins to the TI1 input (XOR combination). + * @note Macro @ref IS_TIM_XOR_INSTANCE(TIMx) can be used to check whether or not + * a timer instance provides an XOR input. + * @rmtoll CR2 TI1S LL_TIM_IC_EnableXORCombination + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_IC_EnableXORCombination(TIM_TypeDef * TIMx) +{ + SET_BIT(TIMx->CR2, TIM_CR2_TI1S); +} + +/** + * @brief Disconnect the TIMx_CH1, CH2 and CH3 pins from the TI1 input. + * @note Macro @ref IS_TIM_XOR_INSTANCE(TIMx) can be used to check whether or not + * a timer instance provides an XOR input. + * @rmtoll CR2 TI1S LL_TIM_IC_DisableXORCombination + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_IC_DisableXORCombination(TIM_TypeDef * TIMx) +{ + CLEAR_BIT(TIMx->CR2, TIM_CR2_TI1S); +} + +/** + * @brief Indicates whether the TIMx_CH1, CH2 and CH3 pins are connectected to the TI1 input. + * @note Macro @ref IS_TIM_XOR_INSTANCE(TIMx) can be used to check whether or not + * a timer instance provides an XOR input. + * @rmtoll CR2 TI1S LL_TIM_IC_IsEnabledXORCombination + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IC_IsEnabledXORCombination(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->CR2, TIM_CR2_TI1S) == (TIM_CR2_TI1S)); +} + +/** + * @brief Get captured value for input channel 1. + * @note Macro @ref IS_TIM_CC1_INSTANCE(TIMx) can be used to check whether or not + * input channel 1 is supported by a timer instance. + * @rmtoll CCR1 CCR1 LL_TIM_IC_GetCaptureCH1 + * @param TIMx Timer instance + * @retval CapturedValue (between Min_Data=0 and Max_Data=65535) + */ +__STATIC_INLINE uint32_t LL_TIM_IC_GetCaptureCH1(TIM_TypeDef * TIMx) +{ + return (uint32_t)(READ_REG(TIMx->CCR1)); +} + +/** + * @brief Get captured value for input channel 2. + * @note Macro @ref IS_TIM_CC2_INSTANCE(TIMx) can be used to check whether or not + * input channel 2 is supported by a timer instance. + * @rmtoll CCR2 CCR2 LL_TIM_IC_GetCaptureCH2 + * @param TIMx Timer instance + * @retval CapturedValue (between Min_Data=0 and Max_Data=65535) + */ +__STATIC_INLINE uint32_t LL_TIM_IC_GetCaptureCH2(TIM_TypeDef * TIMx) +{ + return (uint32_t)(READ_REG(TIMx->CCR2)); +} + +/** + * @brief Get captured value for input channel 3. + * @note Macro @ref IS_TIM_CC3_INSTANCE(TIMx) can be used to check whether or not + * input channel 3 is supported by a timer instance. + * @rmtoll CCR3 CCR3 LL_TIM_IC_GetCaptureCH3 + * @param TIMx Timer instance + * @retval CapturedValue (between Min_Data=0 and Max_Data=65535) + */ +__STATIC_INLINE uint32_t LL_TIM_IC_GetCaptureCH3(TIM_TypeDef * TIMx) +{ + return (uint32_t)(READ_REG(TIMx->CCR3)); +} + +/** + * @brief Get captured value for input channel 4. + * @note Macro @ref IS_TIM_CC4_INSTANCE(TIMx) can be used to check whether or not + * input channel 4 is supported by a timer instance. + * @rmtoll CCR4 CCR4 LL_TIM_IC_GetCaptureCH4 + * @param TIMx Timer instance + * @retval CapturedValue (between Min_Data=0 and Max_Data=65535) + */ +__STATIC_INLINE uint32_t LL_TIM_IC_GetCaptureCH4(TIM_TypeDef * TIMx) +{ + return (uint32_t)(READ_REG(TIMx->CCR4)); +} + +/** + * @} + */ + +/** @defgroup TIM_LL_EF_Clock_Selection Counter clock selection + * @{ + */ +/** + * @brief Enable external clock mode 2. + * @note When external clock mode 2 is enabled the counter is clocked by any active edge on the ETRF signal. + * @note Macro @ref IS_TIM_CLOCKSOURCE_ETRMODE2_INSTANCE(TIMx) can be used to check + * whether or not a timer instance supports external clock mode2. + * @rmtoll SMCR ECE LL_TIM_EnableExternalClock + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_EnableExternalClock(TIM_TypeDef * TIMx) +{ + SET_BIT(TIMx->SMCR, TIM_SMCR_ECE); +} + +/** + * @brief Disable external clock mode 2. + * @note Macro @ref IS_TIM_CLOCKSOURCE_ETRMODE2_INSTANCE(TIMx) can be used to check + * whether or not a timer instance supports external clock mode2. + * @rmtoll SMCR ECE LL_TIM_DisableExternalClock + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_DisableExternalClock(TIM_TypeDef * TIMx) +{ + CLEAR_BIT(TIMx->SMCR, TIM_SMCR_ECE); +} + +/** + * @brief Indicate whether external clock mode 2 is enabled. + * @note Macro @ref IS_TIM_CLOCKSOURCE_ETRMODE2_INSTANCE(TIMx) can be used to check + * whether or not a timer instance supports external clock mode2. + * @rmtoll SMCR ECE LL_TIM_IsEnabledExternalClock + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsEnabledExternalClock(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->SMCR, TIM_SMCR_ECE) == (TIM_SMCR_ECE)); +} + +/** + * @brief Set the clock source of the counter clock. + * @note when selected clock source is external clock mode 1, the timer input + * the external clock is applied is selected by calling the @ref LL_TIM_SetTriggerInput() + * function. This timer input must be configured by calling + * the @ref LL_TIM_IC_Config() function. + * @note Macro @ref IS_TIM_CLOCKSOURCE_ETRMODE1_INSTANCE(TIMx) can be used to check + * whether or not a timer instance supports external clock mode1. + * @note Macro @ref IS_TIM_CLOCKSOURCE_ETRMODE2_INSTANCE(TIMx) can be used to check + * whether or not a timer instance supports external clock mode2. + * @rmtoll SMCR SMS LL_TIM_SetClockSource\n + * SMCR ECE LL_TIM_SetClockSource + * @param TIMx Timer instance + * @param ClockSource This parameter can be one of the following values: + * @arg @ref LL_TIM_CLOCKSOURCE_INTERNAL + * @arg @ref LL_TIM_CLOCKSOURCE_EXT_MODE1 + * @arg @ref LL_TIM_CLOCKSOURCE_EXT_MODE2 + * @retval None + */ +__STATIC_INLINE void LL_TIM_SetClockSource(TIM_TypeDef * TIMx, uint32_t ClockSource) +{ + MODIFY_REG(TIMx->SMCR, TIM_SMCR_SMS | TIM_SMCR_ECE, ClockSource); +} + +/** + * @brief Set the encoder interface mode. + * @note Macro @ref IS_TIM_ENCODER_INTERFACE_INSTANCE(TIMx) can be used to check + * whether or not a timer instance supports the encoder mode. + * @rmtoll SMCR SMS LL_TIM_SetEncoderMode + * @param TIMx Timer instance + * @param EncoderMode This parameter can be one of the following values: + * @arg @ref LL_TIM_ENCODERMODE_X2_TI1 + * @arg @ref LL_TIM_ENCODERMODE_X2_TI2 + * @arg @ref LL_TIM_ENCODERMODE_X4_TI12 + * @retval None + */ +__STATIC_INLINE void LL_TIM_SetEncoderMode(TIM_TypeDef * TIMx, uint32_t EncoderMode) +{ + MODIFY_REG(TIMx->SMCR, TIM_SMCR_SMS, EncoderMode); +} + +/** + * @} + */ + +/** @defgroup TIM_LL_EF_Timer_Synchronization Timer synchronisation configuration + * @{ + */ +/** + * @brief Set the trigger output (TRGO) used for timer synchronization . + * @note Macro @ref IS_TIM_MASTER_INSTANCE(TIMx) can be used to check + * whether or not a timer instance can operate as a master timer. + * @rmtoll CR2 MMS LL_TIM_SetTriggerOutput + * @param TIMx Timer instance + * @param TimerSynchronization This parameter can be one of the following values: + * @arg @ref LL_TIM_TRGO_RESET + * @arg @ref LL_TIM_TRGO_ENABLE + * @arg @ref LL_TIM_TRGO_UPDATE + * @arg @ref LL_TIM_TRGO_CC1IF + * @arg @ref LL_TIM_TRGO_OC1REF + * @arg @ref LL_TIM_TRGO_OC2REF + * @arg @ref LL_TIM_TRGO_OC3REF + * @arg @ref LL_TIM_TRGO_OC4REF + * @retval None + */ +__STATIC_INLINE void LL_TIM_SetTriggerOutput(TIM_TypeDef * TIMx, uint32_t TimerSynchronization) +{ + MODIFY_REG(TIMx->CR2, TIM_CR2_MMS, TimerSynchronization); +} + + +/** + * @brief Set the synchronization mode of a slave timer. + * @note Macro @ref IS_TIM_SLAVE_INSTANCE(TIMx) can be used to check whether or not + * a timer instance can operate as a slave timer. + * @rmtoll SMCR SMS LL_TIM_SetSlaveMode + * @param TIMx Timer instance + * @param SlaveMode This parameter can be one of the following values: + * @arg @ref LL_TIM_SLAVEMODE_DISABLED + * @arg @ref LL_TIM_SLAVEMODE_RESET + * @arg @ref LL_TIM_SLAVEMODE_GATED + * @arg @ref LL_TIM_SLAVEMODE_TRIGGER + * @retval None + */ +__STATIC_INLINE void LL_TIM_SetSlaveMode(TIM_TypeDef * TIMx, uint32_t SlaveMode) +{ + MODIFY_REG(TIMx->SMCR, TIM_SMCR_SMS, SlaveMode); +} + +/** + * @brief Set the selects the trigger input to be used to synchronize the counter. + * @note Macro @ref IS_TIM_SLAVE_INSTANCE(TIMx) can be used to check whether or not + * a timer instance can operate as a slave timer. + * @rmtoll SMCR TS LL_TIM_SetTriggerInput + * @param TIMx Timer instance + * @param TriggerInput This parameter can be one of the following values: + * @arg @ref LL_TIM_TS_ITR0 + * @arg @ref LL_TIM_TS_ITR1 + * @arg @ref LL_TIM_TS_ITR2 + * @arg @ref LL_TIM_TS_ITR3 + * @arg @ref LL_TIM_TS_TI1F_ED + * @arg @ref LL_TIM_TS_TI1FP1 + * @arg @ref LL_TIM_TS_TI2FP2 + * @arg @ref LL_TIM_TS_ETRF + * @retval None + */ +__STATIC_INLINE void LL_TIM_SetTriggerInput(TIM_TypeDef * TIMx, uint32_t TriggerInput) +{ + MODIFY_REG(TIMx->SMCR, TIM_SMCR_TS, TriggerInput); +} + +/** + * @brief Enable the Master/Slave mode. + * @note Macro @ref IS_TIM_SLAVE_INSTANCE(TIMx) can be used to check whether or not + * a timer instance can operate as a slave timer. + * @rmtoll SMCR MSM LL_TIM_EnableMasterSlaveMode + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_EnableMasterSlaveMode(TIM_TypeDef * TIMx) +{ + SET_BIT(TIMx->SMCR, TIM_SMCR_MSM); +} + +/** + * @brief Disable the Master/Slave mode. + * @note Macro @ref IS_TIM_SLAVE_INSTANCE(TIMx) can be used to check whether or not + * a timer instance can operate as a slave timer. + * @rmtoll SMCR MSM LL_TIM_DisableMasterSlaveMode + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_DisableMasterSlaveMode(TIM_TypeDef * TIMx) +{ + CLEAR_BIT(TIMx->SMCR, TIM_SMCR_MSM); +} + +/** + * @brief Indicates whether the Master/Slave mode is enabled. + * @note Macro @ref IS_TIM_SLAVE_INSTANCE(TIMx) can be used to check whether or not + * a timer instance can operate as a slave timer. + * @rmtoll SMCR MSM LL_TIM_IsEnabledMasterSlaveMode + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsEnabledMasterSlaveMode(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->SMCR, TIM_SMCR_MSM) == (TIM_SMCR_MSM)); +} + +/** + * @brief Configure the external trigger (ETR) input. + * @note Macro @ref IS_TIM_ETR_INSTANCE(TIMx) can be used to check whether or not + * a timer instance provides an external trigger input. + * @rmtoll SMCR ETP LL_TIM_ConfigETR\n + * SMCR ETPS LL_TIM_ConfigETR\n + * SMCR ETF LL_TIM_ConfigETR + * @param TIMx Timer instance + * @param ETRPolarity This parameter can be one of the following values: + * @arg @ref LL_TIM_ETR_POLARITY_NONINVERTED + * @arg @ref LL_TIM_ETR_POLARITY_INVERTED + * @param ETRPrescaler This parameter can be one of the following values: + * @arg @ref LL_TIM_ETR_PRESCALER_DIV1 + * @arg @ref LL_TIM_ETR_PRESCALER_DIV2 + * @arg @ref LL_TIM_ETR_PRESCALER_DIV4 + * @arg @ref LL_TIM_ETR_PRESCALER_DIV8 + * @param ETRFilter This parameter can be one of the following values: + * @arg @ref LL_TIM_ETR_FILTER_FDIV1 + * @arg @ref LL_TIM_ETR_FILTER_FDIV1_N2 + * @arg @ref LL_TIM_ETR_FILTER_FDIV1_N4 + * @arg @ref LL_TIM_ETR_FILTER_FDIV1_N8 + * @arg @ref LL_TIM_ETR_FILTER_FDIV2_N6 + * @arg @ref LL_TIM_ETR_FILTER_FDIV2_N8 + * @arg @ref LL_TIM_ETR_FILTER_FDIV4_N6 + * @arg @ref LL_TIM_ETR_FILTER_FDIV4_N8 + * @arg @ref LL_TIM_ETR_FILTER_FDIV8_N6 + * @arg @ref LL_TIM_ETR_FILTER_FDIV8_N8 + * @arg @ref LL_TIM_ETR_FILTER_FDIV16_N5 + * @arg @ref LL_TIM_ETR_FILTER_FDIV16_N6 + * @arg @ref LL_TIM_ETR_FILTER_FDIV16_N8 + * @arg @ref LL_TIM_ETR_FILTER_FDIV32_N5 + * @arg @ref LL_TIM_ETR_FILTER_FDIV32_N6 + * @arg @ref LL_TIM_ETR_FILTER_FDIV32_N8 + * @retval None + */ +__STATIC_INLINE void LL_TIM_ConfigETR(TIM_TypeDef * TIMx, uint32_t ETRPolarity, uint32_t ETRPrescaler, uint32_t ETRFilter) +{ + MODIFY_REG(TIMx->SMCR, TIM_SMCR_ETP | TIM_SMCR_ETPS | TIM_SMCR_ETF, ETRPolarity | ETRPrescaler | ETRFilter); +} + + +/** + * @} + */ + + +/** @defgroup TIM_LL_EF_DMA_Burst_Mode DMA burst mode configuration + * @{ + */ +/** + * @brief Configures the timer DMA burst feature. + * @note Macro @ref IS_TIM_DMABURST_INSTANCE(TIMx) can be used to check whether or + * not a timer instance supports the DMA burst mode. + * @rmtoll DCR DBL LL_TIM_ConfigDMABurst\n + * DCR DBA LL_TIM_ConfigDMABurst + * @param TIMx Timer instance + * @param DMABurstBaseAddress This parameter can be one of the following values: + * @arg @ref LL_TIM_DMABURST_BASEADDR_CR1 + * @arg @ref LL_TIM_DMABURST_BASEADDR_CR2 + * @arg @ref LL_TIM_DMABURST_BASEADDR_SMCR + * @arg @ref LL_TIM_DMABURST_BASEADDR_DIER + * @arg @ref LL_TIM_DMABURST_BASEADDR_SR + * @arg @ref LL_TIM_DMABURST_BASEADDR_EGR + * @arg @ref LL_TIM_DMABURST_BASEADDR_CCMR1 + * @arg @ref LL_TIM_DMABURST_BASEADDR_CCMR2 + * @arg @ref LL_TIM_DMABURST_BASEADDR_CCER + * @arg @ref LL_TIM_DMABURST_BASEADDR_CNT + * @arg @ref LL_TIM_DMABURST_BASEADDR_PSC + * @arg @ref LL_TIM_DMABURST_BASEADDR_ARR + * @arg @ref LL_TIM_DMABURST_BASEADDR_RCR + * @arg @ref LL_TIM_DMABURST_BASEADDR_CCR1 + * @arg @ref LL_TIM_DMABURST_BASEADDR_CCR2 + * @arg @ref LL_TIM_DMABURST_BASEADDR_CCR3 + * @arg @ref LL_TIM_DMABURST_BASEADDR_CCR4 + * @arg @ref LL_TIM_DMABURST_BASEADDR_BDTR + * @arg @ref LL_TIM_DMABURST_BASEADDR_CCMR3 + * @arg @ref LL_TIM_DMABURST_BASEADDR_CCR5 + * @arg @ref LL_TIM_DMABURST_BASEADDR_CCR6 + * @arg @ref LL_TIM_DMABURST_BASEADDR_OR1 + * @arg @ref LL_TIM_DMABURST_BASEADDR_OR2 + * @arg @ref LL_TIM_DMABURST_BASEADDR_OR3 + * @param DMABurstLength This parameter can be one of the following values: + * @arg @ref LL_TIM_DMABURST_LENGTH_1TRANSFER + * @arg @ref LL_TIM_DMABURST_LENGTH_2TRANSFERS + * @arg @ref LL_TIM_DMABURST_LENGTH_3TRANSFERS + * @arg @ref LL_TIM_DMABURST_LENGTH_4TRANSFERS + * @arg @ref LL_TIM_DMABURST_LENGTH_5TRANSFERS + * @arg @ref LL_TIM_DMABURST_LENGTH_6TRANSFERS + * @arg @ref LL_TIM_DMABURST_LENGTH_7TRANSFERS + * @arg @ref LL_TIM_DMABURST_LENGTH_8TRANSFERS + * @arg @ref LL_TIM_DMABURST_LENGTH_9TRANSFERS + * @arg @ref LL_TIM_DMABURST_LENGTH_10TRANSFERS + * @arg @ref LL_TIM_DMABURST_LENGTH_11TRANSFERS + * @arg @ref LL_TIM_DMABURST_LENGTH_12TRANSFERS + * @arg @ref LL_TIM_DMABURST_LENGTH_13TRANSFERS + * @arg @ref LL_TIM_DMABURST_LENGTH_14TRANSFERS + * @arg @ref LL_TIM_DMABURST_LENGTH_15TRANSFERS + * @arg @ref LL_TIM_DMABURST_LENGTH_16TRANSFERS + * @arg @ref LL_TIM_DMABURST_LENGTH_17TRANSFERS + * @arg @ref LL_TIM_DMABURST_LENGTH_18TRANSFERS + * @retval None + */ +__STATIC_INLINE void LL_TIM_ConfigDMABurst(TIM_TypeDef * TIMx, uint32_t DMABurstBaseAddress, uint32_t DMABurstLength) +{ + MODIFY_REG(TIMx->DCR, TIM_DCR_DBL | TIM_DCR_DBA, DMABurstBaseAddress | DMABurstLength); +} + +/** + * @} + */ + +/** @defgroup TIM_LL_EF_Timer_Inputs_Remapping Timer input remapping + * @{ + */ +/** + * @brief Remap TIM inputs (input channel, internal/external triggers). + * @note Macro @ref IS_TIM_REMAP_INSTANCE(TIMx) can be used to check whether or not + * a some timer inputs can be remapped. + * @rmtoll TIM2_OR ETR_RMP LL_TIM_SetRemap\n + * TIM2_OR TI4_RMP LL_TIM_SetRemap\n + * TIM21_OR ETR_RMP LL_TIM_SetRemap\n + * TIM21_OR TI1_RMP LL_TIM_SetRemap\n + * TIM21_OR TI2_RMP LL_TIM_SetRemap\n + * TIM22_OR ETR_RMP LL_TIM_SetRemap\n + * TIM22_OR TI1_RMP LL_TIM_SetRemap\n + * TIM3_OR ETR_RMP LL_TIM_SetRemap\n + * TIM3_OR TI1_RMP LL_TIM_SetRemap\n + * TIM3_OR TI2_RMP LL_TIM_SetRemap\n + * TIM3_OR TI4_RMP LL_TIM_SetRemap + * @param TIMx Timer instance + * @param Remap Remap params depends on the TIMx. Description available only + * in CHM version of the User Manual (not in .pdf). + * Otherwise see Reference Manual description of OR registers. + * + * Below description summarizes "Timer Instance" and "Remap" param combinations: + * + * TIM2: any combination of ETR_RMP, TI4_RMP where + * + * . . ETR_RMP can be one of the following values + * @arg @ref LL_TIM_TIM2_ETR_RMP_GPIO + * @arg @ref LL_TIM_TIM2_ETR_RMP_HSI (*) + * @arg @ref LL_TIM_TIM2_ETR_RMP_HSI48 (*) + * @arg @ref LL_TIM_TIM2_ETR_RMP_LSE + * @arg @ref LL_TIM_TIM2_ETR_RMP_COMP2 + * @arg @ref LL_TIM_TIM2_ETR_RMP_COMP1 + * + * . . TI4_RMP can be one of the following values + * @arg @ref LL_TIM_TIM2_TI4_RMP_GPIO + * @arg @ref LL_TIM_TIM2_TI4_RMP_COMP1 + * @arg @ref LL_TIM_TIM2_TI4_RMP_COMP2 + * + * TIM3: any combination of the following values (**) + * + * . . ETR_RMP can be one of the following values (**) + * @arg @ref LL_TIM_TIM3_ETR_RMP_GPIO + * @arg @ref LL_TIM_TIM3_ETR_RMP_HSI48DIV6 + * + * . . TI_RMP_TI1 can be one of the following values (**) + * @arg @ref LL_TIM_TIM3_TI_RMP_TI1_USB_SOF + * @arg @ref LL_TIM_TIM3_TI_RMP_TI1_GPIO + * + * . . TI_RMP_TI2 can be one of the following values (**) + * @arg @ref LL_TIM_TIM3_TI_RMP_TI2_GPIO_DEF + * @arg @ref LL_TIM_TIM3_TI_RMP_TI2_GPIOB5_AF4 + * + * . . TI_RMP_TI4 can be one of the following values (**) + * @arg @ref LL_TIM_TIM3_TI_RMP_TI4_GPIO_DEF + * @arg @ref LL_TIM_TIM3_TI_RMP_TI4_GPIOC9_AF2 + * + * TIM21: any combination of ETR_RMP, TI1_RMP, TI2_RMP where + * + * . . ETR_RMP can be one of the following values + * @arg @ref LL_TIM_TIM21_ETR_RMP_GPIO + * @arg @ref LL_TIM_TIM21_ETR_RMP_COMP2 + * @arg @ref LL_TIM_TIM21_ETR_RMP_COMP1 + * @arg @ref LL_TIM_TIM21_ETR_RMP_LSE + * + * . . TI1_RMP can be one of the following values + * @arg @ref LL_TIM_TIM21_TI1_RMP_GPIO + * @arg @ref LL_TIM_TIM21_TI1_RMP_RTC_WK + * @arg @ref LL_TIM_TIM21_TI1_RMP_HSE_RTC + * @arg @ref LL_TIM_TIM21_TI1_RMP_MSI + * @arg @ref LL_TIM_TIM21_TI1_RMP_LSE + * @arg @ref LL_TIM_TIM21_TI1_RMP_LSI + * @arg @ref LL_TIM_TIM21_TI1_RMP_COMP1 + * @arg @ref LL_TIM_TIM21_TI1_RMP_MCO + * + * . . TI2_RMP can be one of the following values + * @arg @ref LL_TIM_TIM21_TI2_RMP_GPIO + * @arg @ref LL_TIM_TIM21_TI2_RMP_COMP2 + * + * TIM22: any combination of ETR_RMP, TI1_RMP where (**) + * + * . . ETR_RMP can be one of the following values (**) + * @arg @ref LL_TIM_TIM22_ETR_RMP_GPIO + * @arg @ref LL_TIM_TIM22_ETR_RMP_COMP2 + * @arg @ref LL_TIM_TIM22_ETR_RMP_COMP1 + * @arg @ref LL_TIM_TIM22_ETR_RMP_LSE + * + * . . TI1_RMP can be one of the following values (**) + * @arg @ref LL_TIM_TIM22_TI1_RMP_GPIO1 + * @arg @ref LL_TIM_TIM22_TI1_RMP_COMP2 + * @arg @ref LL_TIM_TIM22_TI1_RMP_COMP1 + * @arg @ref LL_TIM_TIM22_TI1_RMP_GPIO2 + * + * (*) Value not defined in all devices. \n + * (*) Register not available in all devices. + * @retval None + */ +__STATIC_INLINE void LL_TIM_SetRemap(TIM_TypeDef * TIMx, uint32_t Remap) +{ + MODIFY_REG(TIMx->OR, (Remap >> TIMx_OR_RMP_SHIFT), (Remap & TIMx_OR_RMP_MASK)); +} + +/** + * @} + */ + +/** @defgroup TIM_LL_EF_OCREF_Clear OCREF_Clear_Management + * @{ + */ +/** + * @brief Set the OCREF clear source + * @note The OCxREF signal of a given channel can be cleared when a high level is applied on the OCREF_CLR_INPUT + * @note This function can only be used in Output compare and PWM modes. + * @rmtoll SMCR OCCS LL_TIM_SetOCRefClearInputSource + * @param TIMx Timer instance + * @param OCRefClearInputSource This parameter can be one of the following values: + * @arg @ref LL_TIM_OCREF_CLR_INT_NC + * @arg @ref LL_TIM_OCREF_CLR_INT_ETR + * @retval None + */ + +__STATIC_INLINE void LL_TIM_SetOCRefClearInputSource(TIM_TypeDef * TIMx, uint32_t OCRefClearInputSource) +{ + MODIFY_REG(TIMx->SMCR, TIM_SMCR_OCCS, OCRefClearInputSource); +} +/** + * @} + */ + +/** @defgroup TIM_LL_EF_FLAG_Management FLAG-Management + * @{ + */ +/** + * @brief Clear the update interrupt flag (UIF). + * @rmtoll SR UIF LL_TIM_ClearFlag_UPDATE + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_ClearFlag_UPDATE(TIM_TypeDef * TIMx) +{ + WRITE_REG(TIMx->SR, ~(TIM_SR_UIF)); +} + +/** + * @brief Indicate whether update interrupt flag (UIF) is set (update interrupt is pending). + * @rmtoll SR UIF LL_TIM_IsActiveFlag_UPDATE + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsActiveFlag_UPDATE(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->SR, TIM_SR_UIF) == (TIM_SR_UIF)); +} + +/** + * @brief Clear the Capture/Compare 1 interrupt flag (CC1F). + * @rmtoll SR CC1IF LL_TIM_ClearFlag_CC1 + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_ClearFlag_CC1(TIM_TypeDef * TIMx) +{ + WRITE_REG(TIMx->SR, ~(TIM_SR_CC1IF)); +} + +/** + * @brief Indicate whether Capture/Compare 1 interrupt flag (CC1F) is set (Capture/Compare 1 interrupt is pending). + * @rmtoll SR CC1IF LL_TIM_IsActiveFlag_CC1 + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsActiveFlag_CC1(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->SR, TIM_SR_CC1IF) == (TIM_SR_CC1IF)); +} + +/** + * @brief Clear the Capture/Compare 2 interrupt flag (CC2F). + * @rmtoll SR CC2IF LL_TIM_ClearFlag_CC2 + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_ClearFlag_CC2(TIM_TypeDef * TIMx) +{ + WRITE_REG(TIMx->SR, ~(TIM_SR_CC2IF)); +} + +/** + * @brief Indicate whether Capture/Compare 2 interrupt flag (CC2F) is set (Capture/Compare 2 interrupt is pending). + * @rmtoll SR CC2IF LL_TIM_IsActiveFlag_CC2 + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsActiveFlag_CC2(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->SR, TIM_SR_CC2IF) == (TIM_SR_CC2IF)); +} + +/** + * @brief Clear the Capture/Compare 3 interrupt flag (CC3F). + * @rmtoll SR CC3IF LL_TIM_ClearFlag_CC3 + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_ClearFlag_CC3(TIM_TypeDef * TIMx) +{ + WRITE_REG(TIMx->SR, ~(TIM_SR_CC3IF)); +} + +/** + * @brief Indicate whether Capture/Compare 3 interrupt flag (CC3F) is set (Capture/Compare 3 interrupt is pending). + * @rmtoll SR CC3IF LL_TIM_IsActiveFlag_CC3 + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsActiveFlag_CC3(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->SR, TIM_SR_CC3IF) == (TIM_SR_CC3IF)); +} + +/** + * @brief Clear the Capture/Compare 4 interrupt flag (CC4F). + * @rmtoll SR CC4IF LL_TIM_ClearFlag_CC4 + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_ClearFlag_CC4(TIM_TypeDef * TIMx) +{ + WRITE_REG(TIMx->SR, ~(TIM_SR_CC4IF)); +} + +/** + * @brief Indicate whether Capture/Compare 4 interrupt flag (CC4F) is set (Capture/Compare 4 interrupt is pending). + * @rmtoll SR CC4IF LL_TIM_IsActiveFlag_CC4 + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsActiveFlag_CC4(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->SR, TIM_SR_CC4IF) == (TIM_SR_CC4IF)); +} + + + + +/** + * @brief Clear the trigger interrupt flag (TIF). + * @rmtoll SR TIF LL_TIM_ClearFlag_TRIG + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_ClearFlag_TRIG(TIM_TypeDef * TIMx) +{ + WRITE_REG(TIMx->SR, ~(TIM_SR_TIF)); +} + +/** + * @brief Indicate whether trigger interrupt flag (TIF) is set (trigger interrupt is pending). + * @rmtoll SR TIF LL_TIM_IsActiveFlag_TRIG + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsActiveFlag_TRIG(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->SR, TIM_SR_TIF) == (TIM_SR_TIF)); +} + + + +/** + * @brief Clear the Capture/Compare 1 over-capture interrupt flag (CC1OF). + * @rmtoll SR CC1OF LL_TIM_ClearFlag_CC1OVR + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_ClearFlag_CC1OVR(TIM_TypeDef * TIMx) +{ + WRITE_REG(TIMx->SR, ~(TIM_SR_CC1OF)); +} + +/** + * @brief Indicate whether Capture/Compare 1 over-capture interrupt flag (CC1OF) is set (Capture/Compare 1 interrupt is pending). + * @rmtoll SR CC1OF LL_TIM_IsActiveFlag_CC1OVR + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsActiveFlag_CC1OVR(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->SR, TIM_SR_CC1OF) == (TIM_SR_CC1OF)); +} + +/** + * @brief Clear the Capture/Compare 2 over-capture interrupt flag (CC2OF). + * @rmtoll SR CC2OF LL_TIM_ClearFlag_CC2OVR + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_ClearFlag_CC2OVR(TIM_TypeDef * TIMx) +{ + WRITE_REG(TIMx->SR, ~(TIM_SR_CC2OF)); +} + +/** + * @brief Indicate whether Capture/Compare 2 over-capture interrupt flag (CC2OF) is set (Capture/Compare 2 over-capture interrupt is pending). + * @rmtoll SR CC2OF LL_TIM_IsActiveFlag_CC2OVR + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsActiveFlag_CC2OVR(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->SR, TIM_SR_CC2OF) == (TIM_SR_CC2OF)); +} + +/** + * @brief Clear the Capture/Compare 3 over-capture interrupt flag (CC3OF). + * @rmtoll SR CC3OF LL_TIM_ClearFlag_CC3OVR + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_ClearFlag_CC3OVR(TIM_TypeDef * TIMx) +{ + WRITE_REG(TIMx->SR, ~(TIM_SR_CC3OF)); +} + +/** + * @brief Indicate whether Capture/Compare 3 over-capture interrupt flag (CC3OF) is set (Capture/Compare 3 over-capture interrupt is pending). + * @rmtoll SR CC3OF LL_TIM_IsActiveFlag_CC3OVR + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsActiveFlag_CC3OVR(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->SR, TIM_SR_CC3OF) == (TIM_SR_CC3OF)); +} + +/** + * @brief Clear the Capture/Compare 4 over-capture interrupt flag (CC4OF). + * @rmtoll SR CC4OF LL_TIM_ClearFlag_CC4OVR + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_ClearFlag_CC4OVR(TIM_TypeDef * TIMx) +{ + WRITE_REG(TIMx->SR, ~(TIM_SR_CC4OF)); +} + +/** + * @brief Indicate whether Capture/Compare 4 over-capture interrupt flag (CC4OF) is set (Capture/Compare 4 over-capture interrupt is pending). + * @rmtoll SR CC4OF LL_TIM_IsActiveFlag_CC4OVR + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsActiveFlag_CC4OVR(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->SR, TIM_SR_CC4OF) == (TIM_SR_CC4OF)); +} + + +/** + * @} + */ + +/** @defgroup TIM_LL_EF_IT_Management IT-Management + * @{ + */ +/** + * @brief Enable update interrupt (UIE). + * @rmtoll DIER UIE LL_TIM_EnableIT_UPDATE + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_EnableIT_UPDATE(TIM_TypeDef * TIMx) +{ + SET_BIT(TIMx->DIER, TIM_DIER_UIE); +} + +/** + * @brief Disable update interrupt (UIE). + * @rmtoll DIER UIE LL_TIM_DisableIT_UPDATE + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_DisableIT_UPDATE(TIM_TypeDef * TIMx) +{ + CLEAR_BIT(TIMx->DIER, TIM_DIER_UIE); +} + +/** + * @brief Indicates whether the update interrupt (UIE) is enabled. + * @rmtoll DIER UIE LL_TIM_IsEnabledIT_UPDATE + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsEnabledIT_UPDATE(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->DIER, TIM_DIER_UIE) == (TIM_DIER_UIE)); +} + +/** + * @brief Enable capture/compare 1 interrupt (CC1IE). + * @rmtoll DIER CC1IE LL_TIM_EnableIT_CC1 + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_EnableIT_CC1(TIM_TypeDef * TIMx) +{ + SET_BIT(TIMx->DIER, TIM_DIER_CC1IE); +} + +/** + * @brief Disable capture/compare 1 interrupt (CC1IE). + * @rmtoll DIER CC1IE LL_TIM_DisableIT_CC1 + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_DisableIT_CC1(TIM_TypeDef * TIMx) +{ + CLEAR_BIT(TIMx->DIER, TIM_DIER_CC1IE); +} + +/** + * @brief Indicates whether the capture/compare 1 interrupt (CC1IE) is enabled. + * @rmtoll DIER CC1IE LL_TIM_IsEnabledIT_CC1 + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsEnabledIT_CC1(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->DIER, TIM_DIER_CC1IE) == (TIM_DIER_CC1IE)); +} + +/** + * @brief Enable capture/compare 2 interrupt (CC2IE). + * @rmtoll DIER CC2IE LL_TIM_EnableIT_CC2 + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_EnableIT_CC2(TIM_TypeDef * TIMx) +{ + SET_BIT(TIMx->DIER, TIM_DIER_CC2IE); +} + +/** + * @brief Disable capture/compare 2 interrupt (CC2IE). + * @rmtoll DIER CC2IE LL_TIM_DisableIT_CC2 + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_DisableIT_CC2(TIM_TypeDef * TIMx) +{ + CLEAR_BIT(TIMx->DIER, TIM_DIER_CC2IE); +} + +/** + * @brief Indicates whether the capture/compare 2 interrupt (CC2IE) is enabled. + * @rmtoll DIER CC2IE LL_TIM_IsEnabledIT_CC2 + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsEnabledIT_CC2(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->DIER, TIM_DIER_CC2IE) == (TIM_DIER_CC2IE)); +} + +/** + * @brief Enable capture/compare 3 interrupt (CC3IE). + * @rmtoll DIER CC3IE LL_TIM_EnableIT_CC3 + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_EnableIT_CC3(TIM_TypeDef * TIMx) +{ + SET_BIT(TIMx->DIER, TIM_DIER_CC3IE); +} + +/** + * @brief Disable capture/compare 3 interrupt (CC3IE). + * @rmtoll DIER CC3IE LL_TIM_DisableIT_CC3 + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_DisableIT_CC3(TIM_TypeDef * TIMx) +{ + CLEAR_BIT(TIMx->DIER, TIM_DIER_CC3IE); +} + +/** + * @brief Indicates whether the capture/compare 3 interrupt (CC3IE) is enabled. + * @rmtoll DIER CC3IE LL_TIM_IsEnabledIT_CC3 + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsEnabledIT_CC3(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->DIER, TIM_DIER_CC3IE) == (TIM_DIER_CC3IE)); +} + +/** + * @brief Enable capture/compare 4 interrupt (CC4IE). + * @rmtoll DIER CC4IE LL_TIM_EnableIT_CC4 + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_EnableIT_CC4(TIM_TypeDef * TIMx) +{ + SET_BIT(TIMx->DIER, TIM_DIER_CC4IE); +} + +/** + * @brief Disable capture/compare 4 interrupt (CC4IE). + * @rmtoll DIER CC4IE LL_TIM_DisableIT_CC4 + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_DisableIT_CC4(TIM_TypeDef * TIMx) +{ + CLEAR_BIT(TIMx->DIER, TIM_DIER_CC4IE); +} + +/** + * @brief Indicates whether the capture/compare 4 interrupt (CC4IE) is enabled. + * @rmtoll DIER CC4IE LL_TIM_IsEnabledIT_CC4 + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsEnabledIT_CC4(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->DIER, TIM_DIER_CC4IE) == (TIM_DIER_CC4IE)); +} + + +/** + * @brief Enable trigger interrupt (TIE). + * @rmtoll DIER TIE LL_TIM_EnableIT_TRIG + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_EnableIT_TRIG(TIM_TypeDef * TIMx) +{ + SET_BIT(TIMx->DIER, TIM_DIER_TIE); +} + +/** + * @brief Disable trigger interrupt (TIE). + * @rmtoll DIER TIE LL_TIM_DisableIT_TRIG + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_DisableIT_TRIG(TIM_TypeDef * TIMx) +{ + CLEAR_BIT(TIMx->DIER, TIM_DIER_TIE); +} + +/** + * @brief Indicates whether the trigger interrupt (TIE) is enabled. + * @rmtoll DIER TIE LL_TIM_IsEnabledIT_TRIG + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsEnabledIT_TRIG(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->DIER, TIM_DIER_TIE) == (TIM_DIER_TIE)); +} + + +/** + * @} + */ + +/** @defgroup TIM_LL_EF_DMA_Management DMA-Management + * @{ + */ +/** + * @brief Enable update DMA request (UDE). + * @rmtoll DIER UDE LL_TIM_EnableDMAReq_UPDATE + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_EnableDMAReq_UPDATE(TIM_TypeDef * TIMx) +{ + SET_BIT(TIMx->DIER, TIM_DIER_UDE); +} + +/** + * @brief Disable update DMA request (UDE). + * @rmtoll DIER UDE LL_TIM_DisableDMAReq_UPDATE + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_DisableDMAReq_UPDATE(TIM_TypeDef * TIMx) +{ + CLEAR_BIT(TIMx->DIER, TIM_DIER_UDE); +} + +/** + * @brief Indicates whether the update DMA request (UDE) is enabled. + * @rmtoll DIER UDE LL_TIM_IsEnabledDMAReq_UPDATE + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsEnabledDMAReq_UPDATE(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->DIER, TIM_DIER_UDE) == (TIM_DIER_UDE)); +} + +/** + * @brief Enable capture/compare 1 DMA request (CC1DE). + * @rmtoll DIER CC1DE LL_TIM_EnableDMAReq_CC1 + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_EnableDMAReq_CC1(TIM_TypeDef * TIMx) +{ + SET_BIT(TIMx->DIER, TIM_DIER_CC1DE); +} + +/** + * @brief Disable capture/compare 1 DMA request (CC1DE). + * @rmtoll DIER CC1DE LL_TIM_DisableDMAReq_CC1 + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_DisableDMAReq_CC1(TIM_TypeDef * TIMx) +{ + CLEAR_BIT(TIMx->DIER, TIM_DIER_CC1DE); +} + +/** + * @brief Indicates whether the capture/compare 1 DMA request (CC1DE) is enabled. + * @rmtoll DIER CC1DE LL_TIM_IsEnabledDMAReq_CC1 + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsEnabledDMAReq_CC1(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->DIER, TIM_DIER_CC1DE) == (TIM_DIER_CC1DE)); +} + +/** + * @brief Enable capture/compare 2 DMA request (CC2DE). + * @rmtoll DIER CC2DE LL_TIM_EnableDMAReq_CC2 + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_EnableDMAReq_CC2(TIM_TypeDef * TIMx) +{ + SET_BIT(TIMx->DIER, TIM_DIER_CC2DE); +} + +/** + * @brief Disable capture/compare 2 DMA request (CC2DE). + * @rmtoll DIER CC2DE LL_TIM_DisableDMAReq_CC2 + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_DisableDMAReq_CC2(TIM_TypeDef * TIMx) +{ + CLEAR_BIT(TIMx->DIER, TIM_DIER_CC2DE); +} + +/** + * @brief Indicates whether the capture/compare 2 DMA request (CC2DE) is enabled. + * @rmtoll DIER CC2DE LL_TIM_IsEnabledDMAReq_CC2 + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsEnabledDMAReq_CC2(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->DIER, TIM_DIER_CC2DE) == (TIM_DIER_CC2DE)); +} + +/** + * @brief Enable capture/compare 3 DMA request (CC3DE). + * @rmtoll DIER CC3DE LL_TIM_EnableDMAReq_CC3 + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_EnableDMAReq_CC3(TIM_TypeDef * TIMx) +{ + SET_BIT(TIMx->DIER, TIM_DIER_CC3DE); +} + +/** + * @brief Disable capture/compare 3 DMA request (CC3DE). + * @rmtoll DIER CC3DE LL_TIM_DisableDMAReq_CC3 + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_DisableDMAReq_CC3(TIM_TypeDef * TIMx) +{ + CLEAR_BIT(TIMx->DIER, TIM_DIER_CC3DE); +} + +/** + * @brief Indicates whether the capture/compare 3 DMA request (CC3DE) is enabled. + * @rmtoll DIER CC3DE LL_TIM_IsEnabledDMAReq_CC3 + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsEnabledDMAReq_CC3(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->DIER, TIM_DIER_CC3DE) == (TIM_DIER_CC3DE)); +} + +/** + * @brief Enable capture/compare 4 DMA request (CC4DE). + * @rmtoll DIER CC4DE LL_TIM_EnableDMAReq_CC4 + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_EnableDMAReq_CC4(TIM_TypeDef * TIMx) +{ + SET_BIT(TIMx->DIER, TIM_DIER_CC4DE); +} + +/** + * @brief Disable capture/compare 4 DMA request (CC4DE). + * @rmtoll DIER CC4DE LL_TIM_DisableDMAReq_CC4 + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_DisableDMAReq_CC4(TIM_TypeDef * TIMx) +{ + CLEAR_BIT(TIMx->DIER, TIM_DIER_CC4DE); +} + +/** + * @brief Indicates whether the capture/compare 4 DMA request (CC4DE) is enabled. + * @rmtoll DIER CC4DE LL_TIM_IsEnabledDMAReq_CC4 + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsEnabledDMAReq_CC4(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->DIER, TIM_DIER_CC4DE) == (TIM_DIER_CC4DE)); +} + + +/** + * @brief Enable trigger interrupt (TDE). + * @rmtoll DIER TDE LL_TIM_EnableDMAReq_TRIG + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_EnableDMAReq_TRIG(TIM_TypeDef * TIMx) +{ + SET_BIT(TIMx->DIER, TIM_DIER_TDE); +} + +/** + * @brief Disable trigger interrupt (TDE). + * @rmtoll DIER TDE LL_TIM_DisableDMAReq_TRIG + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_DisableDMAReq_TRIG(TIM_TypeDef * TIMx) +{ + CLEAR_BIT(TIMx->DIER, TIM_DIER_TDE); +} + +/** + * @brief Indicates whether the trigger interrupt (TDE) is enabled. + * @rmtoll DIER TDE LL_TIM_IsEnabledDMAReq_TRIG + * @param TIMx Timer instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_TIM_IsEnabledDMAReq_TRIG(TIM_TypeDef * TIMx) +{ + return (READ_BIT(TIMx->DIER, TIM_DIER_TDE) == (TIM_DIER_TDE)); +} + +/** + * @} + */ + +/** @defgroup TIM_LL_EF_EVENT_Management EVENT-Management + * @{ + */ +/** + * @brief Generate an update event. + * @rmtoll EGR UG LL_TIM_GenerateEvent_UPDATE + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_GenerateEvent_UPDATE(TIM_TypeDef * TIMx) +{ + SET_BIT(TIMx->EGR, TIM_EGR_UG); +} + +/** + * @brief Generate Capture/Compare 1 event. + * @rmtoll EGR CC1G LL_TIM_GenerateEvent_CC1 + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_GenerateEvent_CC1(TIM_TypeDef * TIMx) +{ + SET_BIT(TIMx->EGR, TIM_EGR_CC1G); +} + +/** + * @brief Generate Capture/Compare 2 event. + * @rmtoll EGR CC2G LL_TIM_GenerateEvent_CC2 + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_GenerateEvent_CC2(TIM_TypeDef * TIMx) +{ + SET_BIT(TIMx->EGR, TIM_EGR_CC2G); +} + +/** + * @brief Generate Capture/Compare 3 event. + * @rmtoll EGR CC3G LL_TIM_GenerateEvent_CC3 + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_GenerateEvent_CC3(TIM_TypeDef * TIMx) +{ + SET_BIT(TIMx->EGR, TIM_EGR_CC3G); +} + +/** + * @brief Generate Capture/Compare 4 event. + * @rmtoll EGR CC4G LL_TIM_GenerateEvent_CC4 + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_GenerateEvent_CC4(TIM_TypeDef * TIMx) +{ + SET_BIT(TIMx->EGR, TIM_EGR_CC4G); +} + + +/** + * @brief Generate trigger event. + * @rmtoll EGR TG LL_TIM_GenerateEvent_TRIG + * @param TIMx Timer instance + * @retval None + */ +__STATIC_INLINE void LL_TIM_GenerateEvent_TRIG(TIM_TypeDef * TIMx) +{ + SET_BIT(TIMx->EGR, TIM_EGR_TG); +} + + + +/** + * @} + */ + +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup TIM_LL_EF_Init Initialisation and deinitialisation functions + * @{ + */ + +ErrorStatus LL_TIM_DeInit(TIM_TypeDef* TIMx); +void LL_TIM_StructInit(LL_TIM_InitTypeDef* TIM_InitStruct); +ErrorStatus LL_TIM_Init(TIM_TypeDef* TIMx, LL_TIM_InitTypeDef* TIM_InitStruct); +void LL_TIM_OC_StructInit(LL_TIM_OC_InitTypeDef* TIM_OC_InitStruct); +ErrorStatus LL_TIM_OC_Init(TIM_TypeDef* TIMx, uint32_t Channel, LL_TIM_OC_InitTypeDef* TIM_OC_InitStruct); +void LL_TIM_IC_StructInit(LL_TIM_IC_InitTypeDef* TIM_ICInitStruct); +ErrorStatus LL_TIM_IC_Init(TIM_TypeDef* TIMx, uint32_t Channel, LL_TIM_IC_InitTypeDef* TIM_IC_InitStruct); +void LL_TIM_ENCODER_StructInit(LL_TIM_ENCODER_InitTypeDef* TIM_EncoderInitStruct); +ErrorStatus LL_TIM_ENCODER_Init(TIM_TypeDef* TIMx, LL_TIM_ENCODER_InitTypeDef* TIM_EncoderInitStruct); +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* TIM1 || TIM3 || TIM21 || TIM22 || TIM6 || TIM7 */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L0xx_LL_TIM_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_usart.c b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_usart.c new file mode 100644 index 0000000000..8547805ec1 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_usart.c @@ -0,0 +1,435 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_usart.c + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief USART LL module driver. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ +#if defined(USE_FULL_LL_DRIVER) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx_ll_usart.h" +#include "stm32l0xx_ll_rcc.h" +#include "stm32l0xx_ll_bus.h" +#ifdef USE_FULL_ASSERT +#include "stm32_assert.h" +#else +#define assert_param(expr) ((void)0U) +#endif + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (USART1) || defined (USART2) || defined (USART4) || defined (USART5) + +/** @addtogroup USART_LL + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/** @addtogroup USART_LL_Private_Constants + * @{ + */ + +/** + * @} + */ + + +/* Private macros ------------------------------------------------------------*/ +/** @addtogroup USART_LL_Private_Macros + * @{ + */ + +/* __BAUDRATE__ The maximum Baud Rate is derived from the maximum clock available + * divided by the smallest oversampling used on the USART (i.e. 8) */ +#define IS_LL_USART_BAUDRATE(__BAUDRATE__) ((__BAUDRATE__) <= 4000000U) + +#define IS_LL_USART_DIRECTION(__VALUE__) (((__VALUE__) == LL_USART_DIRECTION_NONE) \ + || ((__VALUE__) == LL_USART_DIRECTION_RX) \ + || ((__VALUE__) == LL_USART_DIRECTION_TX) \ + || ((__VALUE__) == LL_USART_DIRECTION_TX_RX)) + +#define IS_LL_USART_PARITY(__VALUE__) (((__VALUE__) == LL_USART_PARITY_NONE) \ + || ((__VALUE__) == LL_USART_PARITY_EVEN) \ + || ((__VALUE__) == LL_USART_PARITY_ODD)) + +#define IS_LL_USART_DATAWIDTH(__VALUE__) (((__VALUE__) == LL_USART_DATAWIDTH_7B) \ + || ((__VALUE__) == LL_USART_DATAWIDTH_8B) \ + || ((__VALUE__) == LL_USART_DATAWIDTH_9B)) + +#define IS_LL_USART_OVERSAMPLING(__VALUE__) (((__VALUE__) == LL_USART_OVERSAMPLING_16) \ + || ((__VALUE__) == LL_USART_OVERSAMPLING_8)) + +#define IS_LL_USART_LASTBITCLKOUTPUT(__VALUE__) (((__VALUE__) == LL_USART_LASTCLKPULSE_NO_OUTPUT) \ + || ((__VALUE__) == LL_USART_LASTCLKPULSE_OUTPUT)) + +#define IS_LL_USART_CLOCKPHASE(__VALUE__) (((__VALUE__) == LL_USART_PHASE_1EDGE) \ + || ((__VALUE__) == LL_USART_PHASE_2EDGE)) + +#define IS_LL_USART_CLOCKPOLARITY(__VALUE__) (((__VALUE__) == LL_USART_POLARITY_LOW) \ + || ((__VALUE__) == LL_USART_POLARITY_HIGH)) + +#define IS_LL_USART_CLOCKOUTPUT(__VALUE__) (((__VALUE__) == LL_USART_CLOCK_DISABLE) \ + || ((__VALUE__) == LL_USART_CLOCK_ENABLE)) + +#define IS_LL_USART_STOPBITS(__VALUE__) (((__VALUE__) == LL_USART_STOPBITS_0_5) \ + || ((__VALUE__) == LL_USART_STOPBITS_1) \ + || ((__VALUE__) == LL_USART_STOPBITS_1_5) \ + || ((__VALUE__) == LL_USART_STOPBITS_2)) + +#define IS_LL_USART_HWCONTROL(__VALUE__) (((__VALUE__) == LL_USART_HWCONTROL_NONE) \ + || ((__VALUE__) == LL_USART_HWCONTROL_RTS) \ + || ((__VALUE__) == LL_USART_HWCONTROL_CTS) \ + || ((__VALUE__) == LL_USART_HWCONTROL_RTS_CTS)) + +/** + * @} + */ + +/* Private function prototypes -----------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup USART_LL_Exported_Functions + * @{ + */ + +/** @addtogroup USART_LL_EF_Init + * @{ + */ + +/** + * @brief De-initialize USART registers (Registers restored to their default values). + * @param USARTx USART Instance + * @retval An ErrorStatus enumeration value: + * - SUCCESS: USART registers are de-initialized + * - ERROR: USART registers are not de-initialized + */ +ErrorStatus LL_USART_DeInit(USART_TypeDef *USARTx) +{ + ErrorStatus status = SUCCESS; + + /* Check the parameters */ + assert_param(IS_UART_INSTANCE(USARTx)); + +#if defined(USART1) + if (USARTx == USART1) + { + /* Force reset of USART clock */ + LL_APB2_GRP1_ForceReset(LL_APB2_GRP1_PERIPH_USART1); + + /* Release reset of USART clock */ + LL_APB2_GRP1_ReleaseReset(LL_APB2_GRP1_PERIPH_USART1); + } +#endif +#if defined(USART1) + else if (USARTx == USART2) +#else + if (USARTx == USART2) +#endif + { + /* Force reset of USART clock */ + LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_USART2); + + /* Release reset of USART clock */ + LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_USART2); + } +#if defined(USART4) + else if (USARTx == USART4) + { + /* Force reset of USART clock */ + LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_USART4); + + /* Release reset of USART clock */ + LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_USART4); + } +#endif /* USART4 */ +#if defined(USART5) + else if (USARTx == USART5) + { + /* Force reset of USART clock */ + LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_USART5); + + /* Release reset of USART clock */ + LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_USART5); + } +#endif /* USART5 */ + else + { + status = ERROR; + } + + return (status); +} + +/** + * @brief Initialize USART registers according to the specified + * parameters in USART_InitStruct. + * @note As some bits in USART configuration registers can only be written when the USART is disabled (USART_CR1_UE bit =0), + * USART IP should be in disabled state prior calling this function. Otherwise, ERROR result will be returned. + * @note Baud rate value stored in USART_InitStruct BaudRate field, should be valid (different from 0). + * @param USARTx USART Instance + * @param USART_InitStruct: pointer to a LL_USART_InitTypeDef structure + * that contains the configuration information for the specified USART peripheral. + * @retval An ErrorStatus enumeration value: + * - SUCCESS: USART registers are initialized according to USART_InitStruct content + * - ERROR: Problem occurred during USART Registers initialization + */ +ErrorStatus LL_USART_Init(USART_TypeDef *USARTx, LL_USART_InitTypeDef *USART_InitStruct) +{ + ErrorStatus status = ERROR; + uint32_t periphclk = LL_RCC_PERIPH_FREQUENCY_NO; +#if (defined(USART4) || defined(USART5)) + LL_RCC_ClocksTypeDef RCC_Clocks; +#endif + + /* Check the parameters */ + assert_param(IS_UART_INSTANCE(USARTx)); + assert_param(IS_LL_USART_BAUDRATE(USART_InitStruct->BaudRate)); + assert_param(IS_LL_USART_DATAWIDTH(USART_InitStruct->DataWidth)); + assert_param(IS_LL_USART_STOPBITS(USART_InitStruct->StopBits)); + assert_param(IS_LL_USART_PARITY(USART_InitStruct->Parity)); + assert_param(IS_LL_USART_DIRECTION(USART_InitStruct->TransferDirection)); + assert_param(IS_LL_USART_HWCONTROL(USART_InitStruct->HardwareFlowControl)); + assert_param(IS_LL_USART_OVERSAMPLING(USART_InitStruct->OverSampling)); + + /* USART needs to be in disabled state, in order to be able to configure some bits in + CRx registers */ + if (LL_USART_IsEnabled(USARTx) == 0U) + { + /*---------------------------- USART CR1 Configuration ----------------------- + * Configure USARTx CR1 (USART Word Length, Parity, Mode and Oversampling bits) with parameters: + * - DataWidth: USART_CR1_M bits according to USART_InitStruct->DataWidth value + * - Parity: USART_CR1_PCE, USART_CR1_PS bits according to USART_InitStruct->Parity value + * - TransferDirection: USART_CR1_TE, USART_CR1_RE bits according to USART_InitStruct->TransferDirection value + * - Oversampling: USART_CR1_OVER8 bit according to USART_InitStruct->OverSampling value. + */ + MODIFY_REG(USARTx->CR1, + (USART_CR1_M | USART_CR1_PCE | USART_CR1_PS | + USART_CR1_TE | USART_CR1_RE | USART_CR1_OVER8), + (USART_InitStruct->DataWidth | USART_InitStruct->Parity | + USART_InitStruct->TransferDirection | USART_InitStruct->OverSampling)); + + /*---------------------------- USART CR2 Configuration ----------------------- + * Configure USARTx CR2 (Stop bits) with parameters: + * - Stop Bits: USART_CR2_STOP bits according to USART_InitStruct->StopBits value. + * - CLKEN, CPOL, CPHA and LBCL bits are to be configured using LL_USART_ClockInit(). + */ + LL_USART_SetStopBitsLength(USARTx, USART_InitStruct->StopBits); + + /*---------------------------- USART CR3 Configuration ----------------------- + * Configure USARTx CR3 (Hardware Flow Control) with parameters: + * - HardwareFlowControl: USART_CR3_RTSE, USART_CR3_CTSE bits according to USART_InitStruct->HardwareFlowControl value. + */ + LL_USART_SetHWFlowCtrl(USARTx, USART_InitStruct->HardwareFlowControl); + + /*---------------------------- USART BRR Configuration ----------------------- + * Retrieve Clock frequency used for USART Peripheral + */ +#if defined(USART1) + if (USARTx == USART1) + { + periphclk = LL_RCC_GetUSARTClockFreq(LL_RCC_USART1_CLKSOURCE); + } +#endif +#if defined(USART1) + else if (USARTx == USART2) +#else + if (USARTx == USART2) +#endif + { + periphclk = LL_RCC_GetUSARTClockFreq(LL_RCC_USART2_CLKSOURCE); + } +#if defined(USART4) + else if (USARTx == USART4) + { + /* USART4 clock is PCLK1 */ + LL_RCC_GetSystemClocksFreq(&RCC_Clocks); + periphclk = RCC_Clocks.PCLK1_Frequency; + } +#endif +#if defined(USART5) + else if (USARTx == USART5) + { + /* USART5 clock is PCLK1 */ + LL_RCC_GetSystemClocksFreq(&RCC_Clocks); + periphclk = RCC_Clocks.PCLK1_Frequency; + } +#endif + else + { + /* Nothing to do, as error code is already assigned to ERROR value */ + } + + /* Configure the USART Baud Rate : + - valid baud rate value (different from 0) is required + - Peripheral clock as returned by RCC service, should be valid (different from 0). + */ + if ((periphclk != LL_RCC_PERIPH_FREQUENCY_NO) + && (USART_InitStruct->BaudRate != 0U)) + { + status = SUCCESS; + LL_USART_SetBaudRate(USARTx, + periphclk, + USART_InitStruct->OverSampling, + USART_InitStruct->BaudRate); + } + } + /* Endif (=> USART not in Disabled state => return ERROR) */ + + return (status); +} + +/** + * @brief Set each @ref LL_USART_InitTypeDef field to default value. + * @param USART_InitStruct: pointer to a @ref LL_USART_InitTypeDef structure + * whose fields will be set to default values. + * @retval None + */ + +void LL_USART_StructInit(LL_USART_InitTypeDef *USART_InitStruct) +{ + /* Set USART_InitStruct fields to default values */ + USART_InitStruct->BaudRate = 9600U; + USART_InitStruct->DataWidth = LL_USART_DATAWIDTH_8B; + USART_InitStruct->StopBits = LL_USART_STOPBITS_1; + USART_InitStruct->Parity = LL_USART_PARITY_NONE ; + USART_InitStruct->TransferDirection = LL_USART_DIRECTION_TX_RX; + USART_InitStruct->HardwareFlowControl = LL_USART_HWCONTROL_NONE; + USART_InitStruct->OverSampling = LL_USART_OVERSAMPLING_16; +} + +/** + * @brief Initialize USART Clock related settings according to the + * specified parameters in the USART_ClockInitStruct. + * @note As some bits in USART configuration registers can only be written when the USART is disabled (USART_CR1_UE bit =0), + * USART IP should be in disabled state prior calling this function. Otherwise, ERROR result will be returned. + * @param USARTx USART Instance + * @param USART_ClockInitStruct: pointer to a @ref LL_USART_ClockInitTypeDef structure + * that contains the Clock configuration information for the specified USART peripheral. + * @retval An ErrorStatus enumeration value: + * - SUCCESS: USART registers related to Clock settings are initialized according to USART_ClockInitStruct content + * - ERROR: Problem occurred during USART Registers initialization + */ +ErrorStatus LL_USART_ClockInit(USART_TypeDef *USARTx, LL_USART_ClockInitTypeDef *USART_ClockInitStruct) +{ + ErrorStatus status = SUCCESS; + + /* Check USART Instance and Clock signal output parameters */ + assert_param(IS_UART_INSTANCE(USARTx)); + assert_param(IS_LL_USART_CLOCKOUTPUT(USART_ClockInitStruct->ClockOutput)); + + /* USART needs to be in disabled state, in order to be able to configure some bits in + CRx registers */ + if (LL_USART_IsEnabled(USARTx) == 0U) + { + /*---------------------------- USART CR2 Configuration -----------------------*/ + /* If Clock signal has to be output */ + if (USART_ClockInitStruct->ClockOutput == LL_USART_CLOCK_DISABLE) + { + /* Deactivate Clock signal delivery : + * - Disable Clock Output: USART_CR2_CLKEN cleared + */ + LL_USART_DisableSCLKOutput(USARTx); + } + else + { + /* Ensure USART instance is USART capable */ + assert_param(IS_USART_INSTANCE(USARTx)); + + /* Check clock related parameters */ + assert_param(IS_LL_USART_CLOCKPOLARITY(USART_ClockInitStruct->ClockPolarity)); + assert_param(IS_LL_USART_CLOCKPHASE(USART_ClockInitStruct->ClockPhase)); + assert_param(IS_LL_USART_LASTBITCLKOUTPUT(USART_ClockInitStruct->LastBitClockPulse)); + + /*---------------------------- USART CR2 Configuration ----------------------- + * Configure USARTx CR2 (Clock signal related bits) with parameters: + * - Enable Clock Output: USART_CR2_CLKEN set + * - Clock Polarity: USART_CR2_CPOL bit according to USART_ClockInitStruct->ClockPolarity value + * - Clock Phase: USART_CR2_CPHA bit according to USART_ClockInitStruct->ClockPhase value + * - Last Bit Clock Pulse Output: USART_CR2_LBCL bit according to USART_ClockInitStruct->LastBitClockPulse value. + */ + MODIFY_REG(USARTx->CR2, + USART_CR2_CLKEN | USART_CR2_CPHA | USART_CR2_CPOL | USART_CR2_LBCL, + USART_CR2_CLKEN | USART_ClockInitStruct->ClockPolarity | + USART_ClockInitStruct->ClockPhase | USART_ClockInitStruct->LastBitClockPulse); + } + } + /* Else (USART not in Disabled state => return ERROR */ + else + { + status = ERROR; + } + + return (status); +} + +/** + * @brief Set each field of a @ref LL_USART_ClockInitTypeDef type structure to default value. + * @param USART_ClockInitStruct: pointer to a @ref LL_USART_ClockInitTypeDef structure + * whose fields will be set to default values. + * @retval None + */ +void LL_USART_ClockStructInit(LL_USART_ClockInitTypeDef *USART_ClockInitStruct) +{ + /* Set LL_USART_ClockInitStruct fields with default values */ + USART_ClockInitStruct->ClockOutput = LL_USART_CLOCK_DISABLE; + USART_ClockInitStruct->ClockPolarity = LL_USART_POLARITY_LOW; /* Not relevant when ClockOutput = LL_USART_CLOCK_DISABLE */ + USART_ClockInitStruct->ClockPhase = LL_USART_PHASE_1EDGE; /* Not relevant when ClockOutput = LL_USART_CLOCK_DISABLE */ + USART_ClockInitStruct->LastBitClockPulse = LL_USART_LASTCLKPULSE_NO_OUTPUT; /* Not relevant when ClockOutput = LL_USART_CLOCK_DISABLE */ +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* USART1 || USART2 || USART4 || USART5 */ + +/** + * @} + */ + +#endif /* USE_FULL_LL_DRIVER */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ + diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_usart.h b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_usart.h new file mode 100644 index 0000000000..782a71a0fb --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_usart.h @@ -0,0 +1,3722 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_usart.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief Header file of USART LL module. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L0xx_LL_USART_H +#define __STM32L0xx_LL_USART_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (USART1) || defined (USART2) || defined (USART4) || defined (USART5) + +/** @defgroup USART_LL USART + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ + +/* Private constants ---------------------------------------------------------*/ +/** @defgroup USART_LL_Private_Constants USART Private Constants + * @{ + */ + +/* Defines used for the bit position in the register and perform offsets*/ +#define USART_POSITION_CR1_DEDT (uint32_t)16 +#define USART_POSITION_CR1_DEAT (uint32_t)21 +#define USART_POSITION_CR2_ADD (uint32_t)24 +#define USART_POSITION_CR3_SCARCNT (uint32_t)17 +#define USART_POSITION_RTOR_BLEN (uint32_t)24 +#define USART_POSITION_GTPR_GT (uint32_t)8 +/** + * @} + */ + +/* Private macros ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup USART_LL_Private_Macros USART Private Macros + * @{ + */ +/** + * @} + */ +#endif /*USE_FULL_LL_DRIVER*/ + +/* Exported types ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup USART_LL_ES_INIT USART Exported Init structures + * @{ + */ + +/** + * @brief LL USART Init Structure definition + */ +typedef struct +{ + uint32_t BaudRate; /*!< This field defines expected Usart communication baud rate. + + This feature can be modified afterwards using unitary function @ref LL_USART_SetBaudRate().*/ + + uint32_t DataWidth; /*!< Specifies the number of data bits transmitted or received in a frame. + This parameter can be a value of @ref USART_LL_EC_DATAWIDTH. + + This feature can be modified afterwards using unitary function @ref LL_USART_SetDataWidth().*/ + + uint32_t StopBits; /*!< Specifies the number of stop bits transmitted. + This parameter can be a value of @ref USART_LL_EC_STOPBITS. + + This feature can be modified afterwards using unitary function @ref LL_USART_SetStopBitsLength().*/ + + uint32_t Parity; /*!< Specifies the parity mode. + This parameter can be a value of @ref USART_LL_EC_PARITY. + + This feature can be modified afterwards using unitary function @ref LL_USART_SetParity().*/ + + uint32_t TransferDirection; /*!< Specifies whether the Receive and/or Transmit mode is enabled or disabled. + This parameter can be a value of @ref USART_LL_EC_DIRECTION. + + This feature can be modified afterwards using unitary function @ref LL_USART_SetTransferDirection().*/ + + uint32_t HardwareFlowControl; /*!< Specifies whether the hardware flow control mode is enabled or disabled. + This parameter can be a value of @ref USART_LL_EC_HWCONTROL. + + This feature can be modified afterwards using unitary function @ref LL_USART_SetHWFlowCtrl().*/ + + uint32_t OverSampling; /*!< Specifies whether USART oversampling mode is 16 or 8. + This parameter can be a value of @ref USART_LL_EC_OVERSAMPLING. + + This feature can be modified afterwards using unitary function @ref LL_USART_SetOverSampling().*/ + +} LL_USART_InitTypeDef; + +/** + * @brief LL USART Clock Init Structure definition + */ +typedef struct +{ + uint32_t ClockOutput; /*!< Specifies whether the USART clock is enabled or disabled. + This parameter can be a value of @ref USART_LL_EC_CLOCK. + + USART HW configuration can be modified afterwards using unitary functions + @ref LL_USART_EnableSCLKOutput() or @ref LL_USART_DisableSCLKOutput(). + For more details, refer to description of this function. */ + + uint32_t ClockPolarity; /*!< Specifies the steady state of the serial clock. + This parameter can be a value of @ref USART_LL_EC_POLARITY. + + USART HW configuration can be modified afterwards using unitary functions @ref LL_USART_SetClockPolarity(). + For more details, refer to description of this function. */ + + uint32_t ClockPhase; /*!< Specifies the clock transition on which the bit capture is made. + This parameter can be a value of @ref USART_LL_EC_PHASE. + + USART HW configuration can be modified afterwards using unitary functions @ref LL_USART_SetClockPhase(). + For more details, refer to description of this function. */ + + uint32_t LastBitClockPulse; /*!< Specifies whether the clock pulse corresponding to the last transmitted + data bit (MSB) has to be output on the SCLK pin in synchronous mode. + This parameter can be a value of @ref USART_LL_EC_LASTCLKPULSE. + + USART HW configuration can be modified afterwards using unitary functions @ref LL_USART_SetLastClkPulseOutput(). + For more details, refer to description of this function. */ + +} LL_USART_ClockInitTypeDef; + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/* Exported constants --------------------------------------------------------*/ +/** @defgroup USART_LL_Exported_Constants USART Exported Constants + * @{ + */ + +/** @defgroup USART_LL_EC_CLEAR_FLAG Clear Flags Defines + * @brief Flags defines which can be used with LL_USART_WriteReg function + * @{ + */ +#define LL_USART_ICR_PECF USART_ICR_PECF /*!< Parity error flag */ +#define LL_USART_ICR_FECF USART_ICR_FECF /*!< Framing error flag */ +#define LL_USART_ICR_NCF USART_ICR_NCF /*!< Noise detected flag */ +#define LL_USART_ICR_ORECF USART_ICR_ORECF /*!< Overrun error flag */ +#define LL_USART_ICR_IDLECF USART_ICR_IDLECF /*!< Idle line detected flag */ +#define LL_USART_ICR_TCCF USART_ICR_TCCF /*!< Transmission complete flag */ +#if defined(USART_TCBGT_SUPPORT) +#define LL_USART_ICR_TCBGTCF USART_ICR_TCBGTCF /*!< Transmission completed before guard time flag */ +#endif +#define LL_USART_ICR_LBDCF USART_ICR_LBDCF /*!< LIN break detection flag */ +#define LL_USART_ICR_CTSCF USART_ICR_CTSCF /*!< CTS flag */ +#define LL_USART_ICR_RTOCF USART_ICR_RTOCF /*!< Receiver timeout flag */ +#define LL_USART_ICR_EOBCF USART_ICR_EOBCF /*!< End of block flag */ +#define LL_USART_ICR_CMCF USART_ICR_CMCF /*!< Character match flag */ +#define LL_USART_ICR_WUCF USART_ICR_WUCF /*!< Wakeup from Stop mode flag */ +/** + * @} + */ + +/** @defgroup USART_LL_EC_GET_FLAG Get Flags Defines + * @brief Flags defines which can be used with LL_USART_ReadReg function + * @{ + */ +#define LL_USART_ISR_PE USART_ISR_PE /*!< Parity error flag */ +#define LL_USART_ISR_FE USART_ISR_FE /*!< Framing error flag */ +#define LL_USART_ISR_NE USART_ISR_NE /*!< Noise detected flag */ +#define LL_USART_ISR_ORE USART_ISR_ORE /*!< Overrun error flag */ +#define LL_USART_ISR_IDLE USART_ISR_IDLE /*!< Idle line detected flag */ +#define LL_USART_ISR_RXNE USART_ISR_RXNE /*!< Read data register not empty flag */ +#define LL_USART_ISR_TC USART_ISR_TC /*!< Transmission complete flag */ +#define LL_USART_ISR_TXE USART_ISR_TXE /*!< Transmit data register empty flag */ +#define LL_USART_ISR_LBDF USART_ISR_LBDF /*!< LIN break detection flag */ +#define LL_USART_ISR_CTSIF USART_ISR_CTSIF /*!< CTS interrupt flag */ +#define LL_USART_ISR_CTS USART_ISR_CTS /*!< CTS flag */ +#define LL_USART_ISR_RTOF USART_ISR_RTOF /*!< Receiver timeout flag */ +#define LL_USART_ISR_EOBF USART_ISR_EOBF /*!< End of block flag */ +#define LL_USART_ISR_ABRE USART_ISR_ABRE /*!< Auto baud rate error flag */ +#define LL_USART_ISR_ABRF USART_ISR_ABRF /*!< Auto baud rate flag */ +#define LL_USART_ISR_BUSY USART_ISR_BUSY /*!< Busy flag */ +#define LL_USART_ISR_CMF USART_ISR_CMF /*!< Character match flag */ +#define LL_USART_ISR_SBKF USART_ISR_SBKF /*!< Send break flag */ +#define LL_USART_ISR_RWU USART_ISR_RWU /*!< Receiver wakeup from Mute mode flag */ +#define LL_USART_ISR_WUF USART_ISR_WUF /*!< Wakeup from Stop mode flag */ +#define LL_USART_ISR_TEACK USART_ISR_TEACK /*!< Transmit enable acknowledge flag */ +#define LL_USART_ISR_REACK USART_ISR_REACK /*!< Receive enable acknowledge flag */ +#if defined(USART_TCBGT_SUPPORT) +#define LL_USART_ISR_TCBGT USART_ISR_TCBGT /*!< Transmission complete before guard time completion flag */ +#endif +/** + * @} + */ + +/** @defgroup USART_LL_EC_IT IT Defines + * @brief IT defines which can be used with LL_USART_ReadReg and LL_USART_WriteReg functions + * @{ + */ +#define LL_USART_CR1_IDLEIE USART_CR1_IDLEIE /*!< IDLE interrupt enable */ +#define LL_USART_CR1_RXNEIE USART_CR1_RXNEIE /*!< Read data register not empty interrupt enable */ +#define LL_USART_CR1_TCIE USART_CR1_TCIE /*!< Transmission complete interrupt enable */ +#define LL_USART_CR1_TXEIE USART_CR1_TXEIE /*!< Transmit data register empty interrupt enable */ +#define LL_USART_CR1_PEIE USART_CR1_PEIE /*!< Parity error */ +#define LL_USART_CR1_CMIE USART_CR1_CMIE /*!< Character match interrupt enable */ +#define LL_USART_CR1_RTOIE USART_CR1_RTOIE /*!< Receiver timeout interrupt enable */ +#define LL_USART_CR1_EOBIE USART_CR1_EOBIE /*!< End of Block interrupt enable */ +#define LL_USART_CR2_LBDIE USART_CR2_LBDIE /*!< LIN break detection interrupt enable */ +#define LL_USART_CR3_EIE USART_CR3_EIE /*!< Error interrupt enable */ +#define LL_USART_CR3_CTSIE USART_CR3_CTSIE /*!< CTS interrupt enable */ +#define LL_USART_CR3_WUFIE USART_CR3_WUFIE /*!< Wakeup from Stop mode interrupt enable */ +#if defined(USART_TCBGT_SUPPORT) +#define LL_USART_CR3_TCBGTIE USART_CR3_TCBGTIE /*!< Transmission complete before guard time interrupt enable */ +#endif +/** + * @} + */ + +/** @defgroup USART_LL_EC_DIRECTION Communication Direction + * @{ + */ +#define LL_USART_DIRECTION_NONE (uint32_t)0x00000000U /*!< Transmitter and Receiver are disabled */ +#define LL_USART_DIRECTION_RX USART_CR1_RE /*!< Transmitter is disabled and Receiver is enabled */ +#define LL_USART_DIRECTION_TX USART_CR1_TE /*!< Transmitter is enabled and Receiver is disabled */ +#define LL_USART_DIRECTION_TX_RX (USART_CR1_TE |USART_CR1_RE) /*!< Transmitter and Receiver are enabled */ +/** + * @} + */ + +/** @defgroup USART_LL_EC_PARITY Parity Control + * @{ + */ +#define LL_USART_PARITY_NONE (uint32_t)0x00000000U /*!< Parity control disabled */ +#define LL_USART_PARITY_EVEN USART_CR1_PCE /*!< Parity control enabled and Even Parity is selected */ +#define LL_USART_PARITY_ODD (USART_CR1_PCE | USART_CR1_PS) /*!< Parity control enabled and Odd Parity is selected */ +/** + * @} + */ + +/** @defgroup USART_LL_EC_WAKEUP Wakeup + * @{ + */ +#define LL_USART_WAKEUP_IDLELINE (uint32_t)0x00000000U /*!< USART wake up from Mute mode on Idle Line */ +#define LL_USART_WAKEUP_ADDRESSMARK USART_CR1_WAKE /*!< USART wake up from Mute mode on Address Mark */ +/** + * @} + */ + +/** @defgroup USART_LL_EC_DATAWIDTH Datawidth + * @{ + */ +#define LL_USART_DATAWIDTH_7B USART_CR1_M1 /*!< 7 bits word length : Start bit, 7 data bits, n stop bits */ +#define LL_USART_DATAWIDTH_8B (uint32_t)0x00000000U /*!< 8 bits word length : Start bit, 8 data bits, n stop bits */ +#define LL_USART_DATAWIDTH_9B USART_CR1_M0 /*!< 9 bits word length : Start bit, 9 data bits, n stop bits */ +/** + * @} + */ + +/** @defgroup USART_LL_EC_OVERSAMPLING Oversampling + * @{ + */ +#define LL_USART_OVERSAMPLING_16 (uint32_t)0x00000000U /*!< Oversampling by 16 */ +#define LL_USART_OVERSAMPLING_8 USART_CR1_OVER8 /*!< Oversampling by 8 */ +/** + * @} + */ + +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup USART_LL_EC_CLOCK Clock Signal + * @{ + */ + +#define LL_USART_CLOCK_DISABLE (uint32_t)0x00000000U /*!< Clock signal not provided */ +#define LL_USART_CLOCK_ENABLE USART_CR2_CLKEN /*!< Clock signal provided */ +/** + * @} + */ +#endif /*USE_FULL_LL_DRIVER*/ + +/** @defgroup USART_LL_EC_LASTCLKPULSE Last Clock Pulse + * @{ + */ +#define LL_USART_LASTCLKPULSE_NO_OUTPUT (uint32_t)0x00000000U /*!< The clock pulse of the last data bit is not output to the SCLK pin */ +#define LL_USART_LASTCLKPULSE_OUTPUT USART_CR2_LBCL /*!< The clock pulse of the last data bit is output to the SCLK pin */ +/** + * @} + */ + +/** @defgroup USART_LL_EC_PHASE Clock Phase + * @{ + */ +#define LL_USART_PHASE_1EDGE (uint32_t)0x00000000U /*!< The first clock transition is the first data capture edge */ +#define LL_USART_PHASE_2EDGE USART_CR2_CPHA /*!< The second clock transition is the first data capture edge */ +/** + * @} + */ + +/** @defgroup USART_LL_EC_POLARITY Clock Polarity + * @{ + */ +#define LL_USART_POLARITY_LOW (uint32_t)0x00000000U /*!< Steady low value on SCLK pin outside transmission window*/ +#define LL_USART_POLARITY_HIGH USART_CR2_CPOL /*!< Steady high value on SCLK pin outside transmission window */ +/** + * @} + */ + +/** @defgroup USART_LL_EC_STOPBITS Stop Bits + * @{ + */ +#define LL_USART_STOPBITS_0_5 USART_CR2_STOP_0 /*!< 0.5 stop bit */ +#define LL_USART_STOPBITS_1 (uint32_t)0x00000000U /*!< 1 stop bit */ +#define LL_USART_STOPBITS_1_5 (USART_CR2_STOP_0 | USART_CR2_STOP_1) /*!< 1.5 stop bits */ +#define LL_USART_STOPBITS_2 USART_CR2_STOP_1 /*!< 2 stop bits */ +/** + * @} + */ + +/** @defgroup USART_LL_EC_TXRX TX RX Pins Swap + * @{ + */ +#define LL_USART_TXRX_STANDARD (uint32_t)0x00000000U /*!< TX/RX pins are used as defined in standard pinout */ +#define LL_USART_TXRX_SWAPPED (USART_CR2_SWAP) /*!< TX and RX pins functions are swapped. */ +/** + * @} + */ + +/** @defgroup USART_LL_EC_RXPIN_LEVEL RX Pin Active Level Inversion + * @{ + */ +#define LL_USART_RXPIN_LEVEL_STANDARD (uint32_t)0x00000000U /*!< RX pin signal works using the standard logic levels */ +#define LL_USART_RXPIN_LEVEL_INVERTED (USART_CR2_RXINV) /*!< RX pin signal values are inverted. */ +/** + * @} + */ + +/** @defgroup USART_LL_EC_TXPIN_LEVEL TX Pin Active Level Inversion + * @{ + */ +#define LL_USART_TXPIN_LEVEL_STANDARD (uint32_t)0x00000000U /*!< TX pin signal works using the standard logic levels */ +#define LL_USART_TXPIN_LEVEL_INVERTED (USART_CR2_TXINV) /*!< TX pin signal values are inverted. */ +/** + * @} + */ + +/** @defgroup USART_LL_EC_BINARY_LOGIC Binary Data Inversion + * @{ + */ +#define LL_USART_BINARY_LOGIC_POSITIVE (uint32_t)0x00000000U /*!< Logical data from the data register are send/received in positive/direct logic. (1=H, 0=L) */ +#define LL_USART_BINARY_LOGIC_NEGATIVE USART_CR2_DATAINV /*!< Logical data from the data register are send/received in negative/inverse logic. (1=L, 0=H). The parity bit is also inverted. */ +/** + * @} + */ + +/** @defgroup USART_LL_EC_BITORDER Bit Order + * @{ + */ +#define LL_USART_BITORDER_LSBFIRST (uint32_t)0x00000000U /*!< data is transmitted/received with data bit 0 first, following the start bit */ +#define LL_USART_BITORDER_MSBFIRST USART_CR2_MSBFIRST /*!< data is transmitted/received with the MSB first, following the start bit */ +/** + * @} + */ + +/** @defgroup USART_LL_EC_AUTOBAUD_DETECT_ON Autobaud Detection + * @{ + */ +#define LL_USART_AUTOBAUD_DETECT_ON_STARTBIT (uint32_t)0x00000000U /*!< Measurement of the start bit is used to detect the baud rate */ +#define LL_USART_AUTOBAUD_DETECT_ON_FALLINGEDGE USART_CR2_ABRMODE_0 /*!< Falling edge to falling edge measurement. Received frame must start with a single bit = 1 -> Frame = Start10xxxxxx */ +#define LL_USART_AUTOBAUD_DETECT_ON_7F_FRAME USART_CR2_ABRMODE_1 /*!< 0x7F frame detection */ +#define LL_USART_AUTOBAUD_DETECT_ON_55_FRAME (USART_CR2_ABRMODE_1 | USART_CR2_ABRMODE_0) /*!< 0x55 frame detection */ +/** + * @} + */ + +/** @defgroup USART_LL_EC_ADDRESS_DETECT Address Length Detection + * @{ + */ +#define LL_USART_ADDRESS_DETECT_4B (uint32_t)0x00000000U /*!< 4-bit address detection method selected */ +#define LL_USART_ADDRESS_DETECT_7B USART_CR2_ADDM7 /*!< 7-bit address detection (in 8-bit data mode) method selected */ +/** + * @} + */ + +/** @defgroup USART_LL_EC_HWCONTROL Hardware Control + * @{ + */ +#define LL_USART_HWCONTROL_NONE (uint32_t)0x00000000U /*!< CTS and RTS hardware flow control disabled */ +#define LL_USART_HWCONTROL_RTS USART_CR3_RTSE /*!< RTS output enabled, data is only requested when there is space in the receive buffer */ +#define LL_USART_HWCONTROL_CTS USART_CR3_CTSE /*!< CTS mode enabled, data is only transmitted when the nCTS input is asserted (tied to 0) */ +#define LL_USART_HWCONTROL_RTS_CTS (USART_CR3_RTSE | USART_CR3_CTSE) /*!< CTS and RTS hardware flow control enabled */ +/** + * @} + */ + +/** @defgroup USART_LL_EC_WAKEUP_ON Wakeup Activation + * @{ + */ +#define LL_USART_WAKEUP_ON_ADDRESS (uint32_t)0x00000000U /*!< Wake up active on address match */ +#define LL_USART_WAKEUP_ON_STARTBIT USART_CR3_WUS_1 /*!< Wake up active on Start bit detection */ +#define LL_USART_WAKEUP_ON_RXNE (USART_CR3_WUS_0 | USART_CR3_WUS_1) /*!< Wake up active on RXNE */ +/** + * @} + */ + +/** @defgroup USART_LL_EC_IRDA_POWER IrDA Power + * @{ + */ +#define LL_USART_IRDA_POWER_NORMAL (uint32_t)0x00000000U /*!< IrDA normal power mode */ +#define LL_USART_IRDA_POWER_LOW USART_CR3_IRLP /*!< IrDA low power mode */ +/** + * @} + */ + +/** @defgroup USART_LL_EC_LINBREAK_DETECT LIN Break Detection Length + * @{ + */ +#define LL_USART_LINBREAK_DETECT_10B (uint32_t)0x00000000U /*!< 10-bit break detection method selected */ +#define LL_USART_LINBREAK_DETECT_11B USART_CR2_LBDL /*!< 11-bit break detection method selected */ +/** + * @} + */ + +/** @defgroup USART_LL_EC_DE_POLARITY Driver Enable Polarity + * @{ + */ +#define LL_USART_DE_POLARITY_HIGH (uint32_t)0x00000000U /*!< DE signal is active high */ +#define LL_USART_DE_POLARITY_LOW USART_CR3_DEP /*!< DE signal is active low */ +/** + * @} + */ + +/** @defgroup USART_LL_EC_DMA_REG_DATA DMA Register Data + * @{ + */ +#define LL_USART_DMA_REG_DATA_TRANSMIT (uint32_t)0U /*!< Get address of data register used for transmission */ +#define LL_USART_DMA_REG_DATA_RECEIVE (uint32_t)1U /*!< Get address of data register used for reception */ +/** + * @} + */ + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/** @defgroup USART_LL_Exported_Macros USART Exported Macros + * @{ + */ + +/** @defgroup USART_LL_EM_WRITE_READ Common Write and read registers Macros + * @{ + */ + +/** + * @brief Write a value in USART register + * @param __INSTANCE__ USART Instance + * @param __REG__ Register to be written + * @param __VALUE__ Value to be written in the register + * @retval None + */ +#define LL_USART_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) + +/** + * @brief Read a value in USART register + * @param __INSTANCE__ USART Instance + * @param __REG__ Register to be read + * @retval Register value + */ +#define LL_USART_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) +/** + * @} + */ + +/** @defgroup USART_LL_EM_Exported_Macros_Helper Exported_Macros_Helper + * @{ + */ + +/** + * @brief Compute USARTDIV value according to Peripheral Clock and + * expected Baud Rate in 8 bits sampling mode (32 bits value of USARTDIV is returned) + * @param __PERIPHCLK__ Peripheral Clock frequency used for USART instance + * @param __BAUDRATE__ Baud rate value to achieve + * @retval USARTDIV value to be used for BRR register filling in OverSampling_8 case + */ +#define __LL_USART_DIV_SAMPLING8(__PERIPHCLK__, __BAUDRATE__) ((((__PERIPHCLK__)*2) + ((__BAUDRATE__)/2))/(__BAUDRATE__)) + +/** + * @brief Compute USARTDIV value according to Peripheral Clock and + * expected Baud Rate in 16 bits sampling mode (32 bits value of USARTDIV is returned) + * @param __PERIPHCLK__ Peripheral Clock frequency used for USART instance + * @param __BAUDRATE__ Baud rate value to achieve + * @retval USARTDIV value to be used for BRR register filling in OverSampling_16 case + */ +#define __LL_USART_DIV_SAMPLING16(__PERIPHCLK__, __BAUDRATE__) (((__PERIPHCLK__) + ((__BAUDRATE__)/2))/(__BAUDRATE__)) + +/** + * @} + */ + +/** + * @} + */ + +/* Exported functions --------------------------------------------------------*/ + +/** @defgroup USART_LL_Exported_Functions USART Exported Functions + * @{ + */ + +/** @defgroup USART_LL_EF_Configuration Configuration functions + * @{ + */ + +/** + * @brief USART Enable + * @rmtoll CR1 UE LL_USART_Enable + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_Enable(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR1, USART_CR1_UE); +} + +/** + * @brief USART Disable (all USART prescalers and outputs are disabled) + * @note When USART is disabled, USART prescalers and outputs are stopped immediately, + * and current operations are discarded. The configuration of the USART is kept, but all the status + * flags, in the USARTx_ISR are set to their default values. + * @rmtoll CR1 UE LL_USART_Disable + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_Disable(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR1, USART_CR1_UE); +} + +/** + * @brief Indicate if USART is enabled + * @rmtoll CR1 UE LL_USART_IsEnabled + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabled(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR1, USART_CR1_UE) == (USART_CR1_UE)); +} + +/** + * @brief USART enabled in STOP Mode. + * @note When this function is enabled, USART is able to wake up the MCU from Stop mode, provided that + * USART clock selection is HSI or LSE in RCC. + * @note Macro @ref IS_UART_WAKEUP_FROMSTOP_INSTANCE(USARTx) can be used to check whether or not + * Wake-up from Stop mode feature is supported by the USARTx instance. + * @rmtoll CR1 UESM LL_USART_EnableInStopMode + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableInStopMode(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR1, USART_CR1_UESM); +} + +/** + * @brief USART disabled in STOP Mode. + * @note When this function is disabled, USART is not able to wake up the MCU from Stop mode + * @note Macro @ref IS_UART_WAKEUP_FROMSTOP_INSTANCE(USARTx) can be used to check whether or not + * Wake-up from Stop mode feature is supported by the USARTx instance. + * @rmtoll CR1 UESM LL_USART_DisableInStopMode + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableInStopMode(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR1, USART_CR1_UESM); +} + +/** + * @brief Indicate if USART is enabled in STOP Mode (able to wake up MCU from Stop mode or not) + * @note Macro @ref IS_UART_WAKEUP_FROMSTOP_INSTANCE(USARTx) can be used to check whether or not + * Wake-up from Stop mode feature is supported by the USARTx instance. + * @rmtoll CR1 UESM LL_USART_IsEnabledInStopMode + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledInStopMode(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR1, USART_CR1_UESM) == (USART_CR1_UESM)); +} + +/** + * @brief Receiver Enable (Receiver is enabled and begins searching for a start bit) + * @rmtoll CR1 RE LL_USART_EnableDirectionRx + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableDirectionRx(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR1, USART_CR1_RE); +} + +/** + * @brief Receiver Disable + * @rmtoll CR1 RE LL_USART_DisableDirectionRx + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableDirectionRx(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR1, USART_CR1_RE); +} + +/** + * @brief Transmitter Enable + * @rmtoll CR1 TE LL_USART_EnableDirectionTx + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableDirectionTx(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR1, USART_CR1_TE); +} + +/** + * @brief Transmitter Disable + * @rmtoll CR1 TE LL_USART_DisableDirectionTx + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableDirectionTx(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR1, USART_CR1_TE); +} + +/** + * @brief Configure simultaneously enabled/disabled states + * of Transmitter and Receiver + * @rmtoll CR1 RE LL_USART_SetTransferDirection\n + * CR1 TE LL_USART_SetTransferDirection + * @param USARTx USART Instance + * @param TransferDirection This parameter can be one of the following values: + * @arg @ref LL_USART_DIRECTION_NONE + * @arg @ref LL_USART_DIRECTION_RX + * @arg @ref LL_USART_DIRECTION_TX + * @arg @ref LL_USART_DIRECTION_TX_RX + * @retval None + */ +__STATIC_INLINE void LL_USART_SetTransferDirection(USART_TypeDef *USARTx, uint32_t TransferDirection) +{ + MODIFY_REG(USARTx->CR1, USART_CR1_RE | USART_CR1_TE, TransferDirection); +} + +/** + * @brief Return enabled/disabled states of Transmitter and Receiver + * @rmtoll CR1 RE LL_USART_GetTransferDirection\n + * CR1 TE LL_USART_GetTransferDirection + * @param USARTx USART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_USART_DIRECTION_NONE + * @arg @ref LL_USART_DIRECTION_RX + * @arg @ref LL_USART_DIRECTION_TX + * @arg @ref LL_USART_DIRECTION_TX_RX + */ +__STATIC_INLINE uint32_t LL_USART_GetTransferDirection(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR1, USART_CR1_RE | USART_CR1_TE)); +} + +/** + * @brief Configure Parity (enabled/disabled and parity mode if enabled). + * @note This function selects if hardware parity control (generation and detection) is enabled or disabled. + * When the parity control is enabled (Odd or Even), computed parity bit is inserted at the MSB position + * (9th or 8th bit depending on data width) and parity is checked on the received data. + * @rmtoll CR1 PS LL_USART_SetParity\n + * CR1 PCE LL_USART_SetParity + * @param USARTx USART Instance + * @param Parity This parameter can be one of the following values: + * @arg @ref LL_USART_PARITY_NONE + * @arg @ref LL_USART_PARITY_EVEN + * @arg @ref LL_USART_PARITY_ODD + * @retval None + */ +__STATIC_INLINE void LL_USART_SetParity(USART_TypeDef *USARTx, uint32_t Parity) +{ + MODIFY_REG(USARTx->CR1, USART_CR1_PS | USART_CR1_PCE, Parity); +} + +/** + * @brief Return Parity configuration (enabled/disabled and parity mode if enabled) + * @rmtoll CR1 PS LL_USART_GetParity\n + * CR1 PCE LL_USART_GetParity + * @param USARTx USART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_USART_PARITY_NONE + * @arg @ref LL_USART_PARITY_EVEN + * @arg @ref LL_USART_PARITY_ODD + */ +__STATIC_INLINE uint32_t LL_USART_GetParity(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR1, USART_CR1_PS | USART_CR1_PCE)); +} + +/** + * @brief Set Receiver Wake Up method from Mute mode. + * @rmtoll CR1 WAKE LL_USART_SetWakeUpMethod + * @param USARTx USART Instance + * @param Method This parameter can be one of the following values: + * @arg @ref LL_USART_WAKEUP_IDLELINE + * @arg @ref LL_USART_WAKEUP_ADDRESSMARK + * @retval None + */ +__STATIC_INLINE void LL_USART_SetWakeUpMethod(USART_TypeDef *USARTx, uint32_t Method) +{ + MODIFY_REG(USARTx->CR1, USART_CR1_WAKE, Method); +} + +/** + * @brief Return Receiver Wake Up method from Mute mode + * @rmtoll CR1 WAKE LL_USART_GetWakeUpMethod + * @param USARTx USART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_USART_WAKEUP_IDLELINE + * @arg @ref LL_USART_WAKEUP_ADDRESSMARK + */ +__STATIC_INLINE uint32_t LL_USART_GetWakeUpMethod(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR1, USART_CR1_WAKE)); +} + +/** + * @brief Set Word length (i.e. nb of data bits, excluding start and stop bits) + * @rmtoll CR1 M0 LL_USART_SetDataWidth\n + * CR1 M1 LL_USART_SetDataWidth + * @param USARTx USART Instance + * @param DataWidth This parameter can be one of the following values: + * @arg @ref LL_USART_DATAWIDTH_7B + * @arg @ref LL_USART_DATAWIDTH_8B + * @arg @ref LL_USART_DATAWIDTH_9B + * @retval None + */ +__STATIC_INLINE void LL_USART_SetDataWidth(USART_TypeDef *USARTx, uint32_t DataWidth) +{ + MODIFY_REG(USARTx->CR1, USART_CR1_M, DataWidth); +} + +/** + * @brief Return Word length (i.e. nb of data bits, excluding start and stop bits) + * @rmtoll CR1 M0 LL_USART_GetDataWidth\n + * CR1 M1 LL_USART_GetDataWidth + * @param USARTx USART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_USART_DATAWIDTH_7B + * @arg @ref LL_USART_DATAWIDTH_8B + * @arg @ref LL_USART_DATAWIDTH_9B + */ +__STATIC_INLINE uint32_t LL_USART_GetDataWidth(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR1, USART_CR1_M)); +} + +/** + * @brief Allow switch between Mute Mode and Active mode + * @rmtoll CR1 MME LL_USART_EnableMuteMode + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableMuteMode(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR1, USART_CR1_MME); +} + +/** + * @brief Prevent Mute Mode use. Set Receiver in active mode permanently. + * @rmtoll CR1 MME LL_USART_DisableMuteMode + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableMuteMode(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR1, USART_CR1_MME); +} + +/** + * @brief Indicate if switch between Mute Mode and Active mode is allowed + * @rmtoll CR1 MME LL_USART_IsEnabledMuteMode + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledMuteMode(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR1, USART_CR1_MME) == (USART_CR1_MME)); +} + +/** + * @brief Set Oversampling to 8-bit or 16-bit mode + * @rmtoll CR1 OVER8 LL_USART_SetOverSampling + * @param USARTx USART Instance + * @param OverSampling This parameter can be one of the following values: + * @arg @ref LL_USART_OVERSAMPLING_16 + * @arg @ref LL_USART_OVERSAMPLING_8 + * @retval None + */ +__STATIC_INLINE void LL_USART_SetOverSampling(USART_TypeDef *USARTx, uint32_t OverSampling) +{ + MODIFY_REG(USARTx->CR1, USART_CR1_OVER8, OverSampling); +} + +/** + * @brief Return Oversampling mode + * @rmtoll CR1 OVER8 LL_USART_GetOverSampling + * @param USARTx USART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_USART_OVERSAMPLING_16 + * @arg @ref LL_USART_OVERSAMPLING_8 + */ +__STATIC_INLINE uint32_t LL_USART_GetOverSampling(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR1, USART_CR1_OVER8)); +} + +/** + * @brief Configure if Clock pulse of the last data bit is output to the SCLK pin or not + * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not + * Synchronous mode is supported by the USARTx instance. + * @rmtoll CR2 LBCL LL_USART_SetLastClkPulseOutput + * @param USARTx USART Instance + * @param LastBitClockPulse This parameter can be one of the following values: + * @arg @ref LL_USART_LASTCLKPULSE_NO_OUTPUT + * @arg @ref LL_USART_LASTCLKPULSE_OUTPUT + * @retval None + */ +__STATIC_INLINE void LL_USART_SetLastClkPulseOutput(USART_TypeDef *USARTx, uint32_t LastBitClockPulse) +{ + MODIFY_REG(USARTx->CR2, USART_CR2_LBCL, LastBitClockPulse); +} + +/** + * @brief Retrieve Clock pulse of the last data bit output configuration + * (Last bit Clock pulse output to the SCLK pin or not) + * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not + * Synchronous mode is supported by the USARTx instance. + * @rmtoll CR2 LBCL LL_USART_GetLastClkPulseOutput + * @param USARTx USART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_USART_LASTCLKPULSE_NO_OUTPUT + * @arg @ref LL_USART_LASTCLKPULSE_OUTPUT + */ +__STATIC_INLINE uint32_t LL_USART_GetLastClkPulseOutput(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_LBCL)); +} + +/** + * @brief Select the phase of the clock output on the SCLK pin in synchronous mode + * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not + * Synchronous mode is supported by the USARTx instance. + * @rmtoll CR2 CPHA LL_USART_SetClockPhase + * @param USARTx USART Instance + * @param ClockPhase This parameter can be one of the following values: + * @arg @ref LL_USART_PHASE_1EDGE + * @arg @ref LL_USART_PHASE_2EDGE + * @retval None + */ +__STATIC_INLINE void LL_USART_SetClockPhase(USART_TypeDef *USARTx, uint32_t ClockPhase) +{ + MODIFY_REG(USARTx->CR2, USART_CR2_CPHA, ClockPhase); +} + +/** + * @brief Return phase of the clock output on the SCLK pin in synchronous mode + * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not + * Synchronous mode is supported by the USARTx instance. + * @rmtoll CR2 CPHA LL_USART_GetClockPhase + * @param USARTx USART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_USART_PHASE_1EDGE + * @arg @ref LL_USART_PHASE_2EDGE + */ +__STATIC_INLINE uint32_t LL_USART_GetClockPhase(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_CPHA)); +} + +/** + * @brief Select the polarity of the clock output on the SCLK pin in synchronous mode + * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not + * Synchronous mode is supported by the USARTx instance. + * @rmtoll CR2 CPOL LL_USART_SetClockPolarity + * @param USARTx USART Instance + * @param ClockPolarity This parameter can be one of the following values: + * @arg @ref LL_USART_POLARITY_LOW + * @arg @ref LL_USART_POLARITY_HIGH + * @retval None + */ +__STATIC_INLINE void LL_USART_SetClockPolarity(USART_TypeDef *USARTx, uint32_t ClockPolarity) +{ + MODIFY_REG(USARTx->CR2, USART_CR2_CPOL, ClockPolarity); +} + +/** + * @brief Return polarity of the clock output on the SCLK pin in synchronous mode + * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not + * Synchronous mode is supported by the USARTx instance. + * @rmtoll CR2 CPOL LL_USART_GetClockPolarity + * @param USARTx USART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_USART_POLARITY_LOW + * @arg @ref LL_USART_POLARITY_HIGH + */ +__STATIC_INLINE uint32_t LL_USART_GetClockPolarity(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_CPOL)); +} + +/** + * @brief Configure Clock signal format (Phase Polarity and choice about output of last bit clock pulse) + * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not + * Synchronous mode is supported by the USARTx instance. + * @note Call of this function is equivalent to following function call sequence : + * - Clock Phase configuration using @ref LL_USART_SetClockPhase() function + * - Clock Polarity configuration using @ref LL_USART_SetClockPolarity() function + * - Output of Last bit Clock pulse configuration using @ref LL_USART_SetLastClkPulseOutput() function + * @rmtoll CR2 CPHA LL_USART_ConfigClock\n + * CR2 CPOL LL_USART_ConfigClock\n + * CR2 LBCL LL_USART_ConfigClock + * @param USARTx USART Instance + * @param Phase This parameter can be one of the following values: + * @arg @ref LL_USART_PHASE_1EDGE + * @arg @ref LL_USART_PHASE_2EDGE + * @param Polarity This parameter can be one of the following values: + * @arg @ref LL_USART_POLARITY_LOW + * @arg @ref LL_USART_POLARITY_HIGH + * @param LBCPOutput This parameter can be one of the following values: + * @arg @ref LL_USART_LASTCLKPULSE_NO_OUTPUT + * @arg @ref LL_USART_LASTCLKPULSE_OUTPUT + * @retval None + */ +__STATIC_INLINE void LL_USART_ConfigClock(USART_TypeDef *USARTx, uint32_t Phase, uint32_t Polarity, uint32_t LBCPOutput) +{ + MODIFY_REG(USARTx->CR2, USART_CR2_CPHA | USART_CR2_CPOL | USART_CR2_LBCL, Phase | Polarity | LBCPOutput); +} + +/** + * @brief Enable Clock output on SCLK pin + * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not + * Synchronous mode is supported by the USARTx instance. + * @rmtoll CR2 CLKEN LL_USART_EnableSCLKOutput + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableSCLKOutput(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR2, USART_CR2_CLKEN); +} + +/** + * @brief Disable Clock output on SCLK pin + * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not + * Synchronous mode is supported by the USARTx instance. + * @rmtoll CR2 CLKEN LL_USART_DisableSCLKOutput + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableSCLKOutput(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR2, USART_CR2_CLKEN); +} + +/** + * @brief Indicate if Clock output on SCLK pin is enabled + * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not + * Synchronous mode is supported by the USARTx instance. + * @rmtoll CR2 CLKEN LL_USART_IsEnabledSCLKOutput + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledSCLKOutput(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR2, USART_CR2_CLKEN) == (USART_CR2_CLKEN)); +} + +/** + * @brief Set the length of the stop bits + * @rmtoll CR2 STOP LL_USART_SetStopBitsLength + * @param USARTx USART Instance + * @param StopBits This parameter can be one of the following values: + * @arg @ref LL_USART_STOPBITS_0_5 + * @arg @ref LL_USART_STOPBITS_1 + * @arg @ref LL_USART_STOPBITS_1_5 + * @arg @ref LL_USART_STOPBITS_2 + * @retval None + */ +__STATIC_INLINE void LL_USART_SetStopBitsLength(USART_TypeDef *USARTx, uint32_t StopBits) +{ + MODIFY_REG(USARTx->CR2, USART_CR2_STOP, StopBits); +} + +/** + * @brief Retrieve the length of the stop bits + * @rmtoll CR2 STOP LL_USART_GetStopBitsLength + * @param USARTx USART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_USART_STOPBITS_0_5 + * @arg @ref LL_USART_STOPBITS_1 + * @arg @ref LL_USART_STOPBITS_1_5 + * @arg @ref LL_USART_STOPBITS_2 + */ +__STATIC_INLINE uint32_t LL_USART_GetStopBitsLength(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_STOP)); +} + +/** + * @brief Configure Character frame format (Datawidth, Parity control, Stop Bits) + * @note Call of this function is equivalent to following function call sequence : + * - Data Width configuration using @ref LL_USART_SetDataWidth() function + * - Parity Control and mode configuration using @ref LL_USART_SetParity() function + * - Stop bits configuration using @ref LL_USART_SetStopBitsLength() function + * @rmtoll CR1 PS LL_USART_ConfigCharacter\n + * CR1 PCE LL_USART_ConfigCharacter\n + * CR1 M0 LL_USART_ConfigCharacter\n + * CR1 M1 LL_USART_ConfigCharacter\n + * CR2 STOP LL_USART_ConfigCharacter + * @param USARTx USART Instance + * @param DataWidth This parameter can be one of the following values: + * @arg @ref LL_USART_DATAWIDTH_7B + * @arg @ref LL_USART_DATAWIDTH_8B + * @arg @ref LL_USART_DATAWIDTH_9B + * @param Parity This parameter can be one of the following values: + * @arg @ref LL_USART_PARITY_NONE + * @arg @ref LL_USART_PARITY_EVEN + * @arg @ref LL_USART_PARITY_ODD + * @param StopBits This parameter can be one of the following values: + * @arg @ref LL_USART_STOPBITS_0_5 + * @arg @ref LL_USART_STOPBITS_1 + * @arg @ref LL_USART_STOPBITS_1_5 + * @arg @ref LL_USART_STOPBITS_2 + * @retval None + */ +__STATIC_INLINE void LL_USART_ConfigCharacter(USART_TypeDef *USARTx, uint32_t DataWidth, uint32_t Parity, + uint32_t StopBits) +{ + MODIFY_REG(USARTx->CR1, USART_CR1_PS | USART_CR1_PCE | USART_CR1_M, Parity | DataWidth); + MODIFY_REG(USARTx->CR2, USART_CR2_STOP, StopBits); +} + +/** + * @brief Configure TX/RX pins swapping setting. + * @rmtoll CR2 SWAP LL_USART_SetTXRXSwap + * @param USARTx USART Instance + * @param SwapConfig This parameter can be one of the following values: + * @arg @ref LL_USART_TXRX_STANDARD + * @arg @ref LL_USART_TXRX_SWAPPED + * @retval None + */ +__STATIC_INLINE void LL_USART_SetTXRXSwap(USART_TypeDef *USARTx, uint32_t SwapConfig) +{ + MODIFY_REG(USARTx->CR2, USART_CR2_SWAP, SwapConfig); +} + +/** + * @brief Retrieve TX/RX pins swapping configuration. + * @rmtoll CR2 SWAP LL_USART_GetTXRXSwap + * @param USARTx USART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_USART_TXRX_STANDARD + * @arg @ref LL_USART_TXRX_SWAPPED + */ +__STATIC_INLINE uint32_t LL_USART_GetTXRXSwap(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_SWAP)); +} + +/** + * @brief Configure RX pin active level logic + * @rmtoll CR2 RXINV LL_USART_SetRXPinLevel + * @param USARTx USART Instance + * @param PinInvMethod This parameter can be one of the following values: + * @arg @ref LL_USART_RXPIN_LEVEL_STANDARD + * @arg @ref LL_USART_RXPIN_LEVEL_INVERTED + * @retval None + */ +__STATIC_INLINE void LL_USART_SetRXPinLevel(USART_TypeDef *USARTx, uint32_t PinInvMethod) +{ + MODIFY_REG(USARTx->CR2, USART_CR2_RXINV, PinInvMethod); +} + +/** + * @brief Retrieve RX pin active level logic configuration + * @rmtoll CR2 RXINV LL_USART_GetRXPinLevel + * @param USARTx USART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_USART_RXPIN_LEVEL_STANDARD + * @arg @ref LL_USART_RXPIN_LEVEL_INVERTED + */ +__STATIC_INLINE uint32_t LL_USART_GetRXPinLevel(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_RXINV)); +} + +/** + * @brief Configure TX pin active level logic + * @rmtoll CR2 TXINV LL_USART_SetTXPinLevel + * @param USARTx USART Instance + * @param PinInvMethod This parameter can be one of the following values: + * @arg @ref LL_USART_TXPIN_LEVEL_STANDARD + * @arg @ref LL_USART_TXPIN_LEVEL_INVERTED + * @retval None + */ +__STATIC_INLINE void LL_USART_SetTXPinLevel(USART_TypeDef *USARTx, uint32_t PinInvMethod) +{ + MODIFY_REG(USARTx->CR2, USART_CR2_TXINV, PinInvMethod); +} + +/** + * @brief Retrieve TX pin active level logic configuration + * @rmtoll CR2 TXINV LL_USART_GetTXPinLevel + * @param USARTx USART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_USART_TXPIN_LEVEL_STANDARD + * @arg @ref LL_USART_TXPIN_LEVEL_INVERTED + */ +__STATIC_INLINE uint32_t LL_USART_GetTXPinLevel(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_TXINV)); +} + +/** + * @brief Configure Binary data logic. + * @note Allow to define how Logical data from the data register are send/received : + * either in positive/direct logic (1=H, 0=L) or in negative/inverse logic (1=L, 0=H) + * @rmtoll CR2 DATAINV LL_USART_SetBinaryDataLogic + * @param USARTx USART Instance + * @param DataLogic This parameter can be one of the following values: + * @arg @ref LL_USART_BINARY_LOGIC_POSITIVE + * @arg @ref LL_USART_BINARY_LOGIC_NEGATIVE + * @retval None + */ +__STATIC_INLINE void LL_USART_SetBinaryDataLogic(USART_TypeDef *USARTx, uint32_t DataLogic) +{ + MODIFY_REG(USARTx->CR2, USART_CR2_DATAINV, DataLogic); +} + +/** + * @brief Retrieve Binary data configuration + * @rmtoll CR2 DATAINV LL_USART_GetBinaryDataLogic + * @param USARTx USART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_USART_BINARY_LOGIC_POSITIVE + * @arg @ref LL_USART_BINARY_LOGIC_NEGATIVE + */ +__STATIC_INLINE uint32_t LL_USART_GetBinaryDataLogic(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_DATAINV)); +} + +/** + * @brief Configure transfer bit order (either Less or Most Significant Bit First) + * @note MSB First means data is transmitted/received with the MSB first, following the start bit. + * LSB First means data is transmitted/received with data bit 0 first, following the start bit. + * @rmtoll CR2 MSBFIRST LL_USART_SetTransferBitOrder + * @param USARTx USART Instance + * @param BitOrder This parameter can be one of the following values: + * @arg @ref LL_USART_BITORDER_LSBFIRST + * @arg @ref LL_USART_BITORDER_MSBFIRST + * @retval None + */ +__STATIC_INLINE void LL_USART_SetTransferBitOrder(USART_TypeDef *USARTx, uint32_t BitOrder) +{ + MODIFY_REG(USARTx->CR2, USART_CR2_MSBFIRST, BitOrder); +} + +/** + * @brief Return transfer bit order (either Less or Most Significant Bit First) + * @note MSB First means data is transmitted/received with the MSB first, following the start bit. + * LSB First means data is transmitted/received with data bit 0 first, following the start bit. + * @rmtoll CR2 MSBFIRST LL_USART_GetTransferBitOrder + * @param USARTx USART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_USART_BITORDER_LSBFIRST + * @arg @ref LL_USART_BITORDER_MSBFIRST + */ +__STATIC_INLINE uint32_t LL_USART_GetTransferBitOrder(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_MSBFIRST)); +} + +/** + * @brief Enable Auto Baud-Rate Detection + * @note Macro @ref IS_USART_AUTOBAUDRATE_DETECTION_INSTANCE(USARTx) can be used to check whether or not + * Auto Baud Rate detection feature is supported by the USARTx instance. + * @rmtoll CR2 ABREN LL_USART_EnableAutoBaudRate + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableAutoBaudRate(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR2, USART_CR2_ABREN); +} + +/** + * @brief Disable Auto Baud-Rate Detection + * @note Macro @ref IS_USART_AUTOBAUDRATE_DETECTION_INSTANCE(USARTx) can be used to check whether or not + * Auto Baud Rate detection feature is supported by the USARTx instance. + * @rmtoll CR2 ABREN LL_USART_DisableAutoBaudRate + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableAutoBaudRate(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR2, USART_CR2_ABREN); +} + +/** + * @brief Indicate if Auto Baud-Rate Detection mechanism is enabled + * @note Macro @ref IS_USART_AUTOBAUDRATE_DETECTION_INSTANCE(USARTx) can be used to check whether or not + * Auto Baud Rate detection feature is supported by the USARTx instance. + * @rmtoll CR2 ABREN LL_USART_IsEnabledAutoBaud + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledAutoBaud(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR2, USART_CR2_ABREN) == (USART_CR2_ABREN)); +} + +/** + * @brief Set Auto Baud-Rate mode bits + * @note Macro @ref IS_USART_AUTOBAUDRATE_DETECTION_INSTANCE(USARTx) can be used to check whether or not + * Auto Baud Rate detection feature is supported by the USARTx instance. + * @rmtoll CR2 ABRMODE LL_USART_SetAutoBaudRateMode + * @param USARTx USART Instance + * @param AutoBaudRateMode This parameter can be one of the following values: + * @arg @ref LL_USART_AUTOBAUD_DETECT_ON_STARTBIT + * @arg @ref LL_USART_AUTOBAUD_DETECT_ON_FALLINGEDGE + * @arg @ref LL_USART_AUTOBAUD_DETECT_ON_7F_FRAME + * @arg @ref LL_USART_AUTOBAUD_DETECT_ON_55_FRAME + * @retval None + */ +__STATIC_INLINE void LL_USART_SetAutoBaudRateMode(USART_TypeDef *USARTx, uint32_t AutoBaudRateMode) +{ + MODIFY_REG(USARTx->CR2, USART_CR2_ABRMODE, AutoBaudRateMode); +} + +/** + * @brief Return Auto Baud-Rate mode + * @note Macro @ref IS_USART_AUTOBAUDRATE_DETECTION_INSTANCE(USARTx) can be used to check whether or not + * Auto Baud Rate detection feature is supported by the USARTx instance. + * @rmtoll CR2 ABRMODE LL_USART_GetAutoBaudRateMode + * @param USARTx USART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_USART_AUTOBAUD_DETECT_ON_STARTBIT + * @arg @ref LL_USART_AUTOBAUD_DETECT_ON_FALLINGEDGE + * @arg @ref LL_USART_AUTOBAUD_DETECT_ON_7F_FRAME + * @arg @ref LL_USART_AUTOBAUD_DETECT_ON_55_FRAME + */ +__STATIC_INLINE uint32_t LL_USART_GetAutoBaudRateMode(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_ABRMODE)); +} + +/** + * @brief Enable Receiver Timeout + * @rmtoll CR2 RTOEN LL_USART_EnableRxTimeout + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableRxTimeout(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR2, USART_CR2_RTOEN); +} + +/** + * @brief Disable Receiver Timeout + * @rmtoll CR2 RTOEN LL_USART_DisableRxTimeout + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableRxTimeout(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR2, USART_CR2_RTOEN); +} + +/** + * @brief Indicate if Receiver Timeout feature is enabled + * @rmtoll CR2 RTOEN LL_USART_IsEnabledRxTimeout + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledRxTimeout(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR2, USART_CR2_RTOEN) == (USART_CR2_RTOEN)); +} + +/** + * @brief Set Address of the USART node. + * @note This is used in multiprocessor communication during Mute mode or Stop mode, + * for wake up with address mark detection. + * @note 4bits address node is used when 4-bit Address Detection is selected in ADDM7. + * (b7-b4 should be set to 0) + * 8bits address node is used when 7-bit Address Detection is selected in ADDM7. + * (This is used in multiprocessor communication during Mute mode or Stop mode, + * for wake up with 7-bit address mark detection. + * The MSB of the character sent by the transmitter should be equal to 1. + * It may also be used for character detection during normal reception, + * Mute mode inactive (for example, end of block detection in ModBus protocol). + * In this case, the whole received character (8-bit) is compared to the ADD[7:0] + * value and CMF flag is set on match) + * @rmtoll CR2 ADD LL_USART_ConfigNodeAddress\n + * CR2 ADDM7 LL_USART_ConfigNodeAddress + * @param USARTx USART Instance + * @param AddressLen This parameter can be one of the following values: + * @arg @ref LL_USART_ADDRESS_DETECT_4B + * @arg @ref LL_USART_ADDRESS_DETECT_7B + * @param NodeAddress 4 or 7 bit Address of the USART node. + * @retval None + */ +__STATIC_INLINE void LL_USART_ConfigNodeAddress(USART_TypeDef *USARTx, uint32_t AddressLen, uint32_t NodeAddress) +{ + MODIFY_REG(USARTx->CR2, USART_CR2_ADD | USART_CR2_ADDM7, + (uint32_t)(AddressLen | (NodeAddress << USART_POSITION_CR2_ADD))); +} + +/** + * @brief Return 8 bit Address of the USART node as set in ADD field of CR2. + * @note If 4-bit Address Detection is selected in ADDM7, + * only 4bits (b3-b0) of returned value are relevant (b31-b4 are not relevant) + * If 7-bit Address Detection is selected in ADDM7, + * only 8bits (b7-b0) of returned value are relevant (b31-b8 are not relevant) + * @rmtoll CR2 ADD LL_USART_GetNodeAddress + * @param USARTx USART Instance + * @retval Address of the USART node (Value between Min_Data=0 and Max_Data=255) + */ +__STATIC_INLINE uint32_t LL_USART_GetNodeAddress(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_ADD) >> USART_POSITION_CR2_ADD); +} + +/** + * @brief Return Length of Node Address used in Address Detection mode (7-bit or 4-bit) + * @rmtoll CR2 ADDM7 LL_USART_GetNodeAddressLen + * @param USARTx USART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_USART_ADDRESS_DETECT_4B + * @arg @ref LL_USART_ADDRESS_DETECT_7B + */ +__STATIC_INLINE uint32_t LL_USART_GetNodeAddressLen(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_ADDM7)); +} + +/** + * @brief Enable RTS HW Flow Control + * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not + * Hardware Flow control feature is supported by the USARTx instance. + * @rmtoll CR3 RTSE LL_USART_EnableRTSHWFlowCtrl + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableRTSHWFlowCtrl(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR3, USART_CR3_RTSE); +} + +/** + * @brief Disable RTS HW Flow Control + * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not + * Hardware Flow control feature is supported by the USARTx instance. + * @rmtoll CR3 RTSE LL_USART_DisableRTSHWFlowCtrl + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableRTSHWFlowCtrl(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR3, USART_CR3_RTSE); +} + +/** + * @brief Enable CTS HW Flow Control + * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not + * Hardware Flow control feature is supported by the USARTx instance. + * @rmtoll CR3 CTSE LL_USART_EnableCTSHWFlowCtrl + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableCTSHWFlowCtrl(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR3, USART_CR3_CTSE); +} + +/** + * @brief Disable CTS HW Flow Control + * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not + * Hardware Flow control feature is supported by the USARTx instance. + * @rmtoll CR3 CTSE LL_USART_DisableCTSHWFlowCtrl + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableCTSHWFlowCtrl(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR3, USART_CR3_CTSE); +} + +/** + * @brief Configure HW Flow Control mode (both CTS and RTS) + * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not + * Hardware Flow control feature is supported by the USARTx instance. + * @rmtoll CR3 RTSE LL_USART_SetHWFlowCtrl\n + * CR3 CTSE LL_USART_SetHWFlowCtrl + * @param USARTx USART Instance + * @param HardwareFlowControl This parameter can be one of the following values: + * @arg @ref LL_USART_HWCONTROL_NONE + * @arg @ref LL_USART_HWCONTROL_RTS + * @arg @ref LL_USART_HWCONTROL_CTS + * @arg @ref LL_USART_HWCONTROL_RTS_CTS + * @retval None + */ +__STATIC_INLINE void LL_USART_SetHWFlowCtrl(USART_TypeDef *USARTx, uint32_t HardwareFlowControl) +{ + MODIFY_REG(USARTx->CR3, USART_CR3_RTSE | USART_CR3_CTSE, HardwareFlowControl); +} + +/** + * @brief Return HW Flow Control configuration (both CTS and RTS) + * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not + * Hardware Flow control feature is supported by the USARTx instance. + * @rmtoll CR3 RTSE LL_USART_GetHWFlowCtrl\n + * CR3 CTSE LL_USART_GetHWFlowCtrl + * @param USARTx USART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_USART_HWCONTROL_NONE + * @arg @ref LL_USART_HWCONTROL_RTS + * @arg @ref LL_USART_HWCONTROL_CTS + * @arg @ref LL_USART_HWCONTROL_RTS_CTS + */ +__STATIC_INLINE uint32_t LL_USART_GetHWFlowCtrl(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR3, USART_CR3_RTSE | USART_CR3_CTSE)); +} + +/** + * @brief Enable One bit sampling method + * @rmtoll CR3 ONEBIT LL_USART_EnableOneBitSamp + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableOneBitSamp(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR3, USART_CR3_ONEBIT); +} + +/** + * @brief Disable One bit sampling method + * @rmtoll CR3 ONEBIT LL_USART_DisableOneBitSamp + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableOneBitSamp(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR3, USART_CR3_ONEBIT); +} + +/** + * @brief Indicate if One bit sampling method is enabled + * @rmtoll CR3 ONEBIT LL_USART_IsEnabledOneBitSamp + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledOneBitSamp(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR3, USART_CR3_ONEBIT) == (USART_CR3_ONEBIT)); +} + +/** + * @brief Enable Overrun detection + * @rmtoll CR3 OVRDIS LL_USART_EnableOverrunDetect + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableOverrunDetect(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR3, USART_CR3_OVRDIS); +} + +/** + * @brief Disable Overrun detection + * @rmtoll CR3 OVRDIS LL_USART_DisableOverrunDetect + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableOverrunDetect(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR3, USART_CR3_OVRDIS); +} + +/** + * @brief Indicate if Overrun detection is enabled + * @rmtoll CR3 OVRDIS LL_USART_IsEnabledOverrunDetect + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledOverrunDetect(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR3, USART_CR3_OVRDIS) != USART_CR3_OVRDIS); +} + +/** + * @brief Select event type for Wake UP Interrupt Flag (WUS[1:0] bits) + * @note Macro @ref IS_UART_WAKEUP_FROMSTOP_INSTANCE(USARTx) can be used to check whether or not + * Wake-up from Stop mode feature is supported by the USARTx instance. + * @rmtoll CR3 WUS LL_USART_SetWKUPType + * @param USARTx USART Instance + * @param Type This parameter can be one of the following values: + * @arg @ref LL_USART_WAKEUP_ON_ADDRESS + * @arg @ref LL_USART_WAKEUP_ON_STARTBIT + * @arg @ref LL_USART_WAKEUP_ON_RXNE + * @retval None + */ +__STATIC_INLINE void LL_USART_SetWKUPType(USART_TypeDef *USARTx, uint32_t Type) +{ + MODIFY_REG(USARTx->CR3, USART_CR3_WUS, Type); +} + +/** + * @brief Return event type for Wake UP Interrupt Flag (WUS[1:0] bits) + * @note Macro @ref IS_UART_WAKEUP_FROMSTOP_INSTANCE(USARTx) can be used to check whether or not + * Wake-up from Stop mode feature is supported by the USARTx instance. + * @rmtoll CR3 WUS LL_USART_GetWKUPType + * @param USARTx USART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_USART_WAKEUP_ON_ADDRESS + * @arg @ref LL_USART_WAKEUP_ON_STARTBIT + * @arg @ref LL_USART_WAKEUP_ON_RXNE + */ +__STATIC_INLINE uint32_t LL_USART_GetWKUPType(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR3, USART_CR3_WUS)); +} + +/** + * @brief Configure USART BRR register for achieving expected Baud Rate value. + * @note Compute and set USARTDIV value in BRR Register (full BRR content) + * according to used Peripheral Clock, Oversampling mode, and expected Baud Rate values + * @note Peripheral clock and Baud rate values provided as function parameters should be valid + * (Baud rate value != 0) + * @rmtoll BRR BRR LL_USART_SetBaudRate + * @param USARTx USART Instance + * @param PeriphClk Peripheral Clock + * @param OverSampling This parameter can be one of the following values: + * @arg @ref LL_USART_OVERSAMPLING_16 + * @arg @ref LL_USART_OVERSAMPLING_8 + * @param BaudRate Baud Rate + * @retval None + */ +__STATIC_INLINE void LL_USART_SetBaudRate(USART_TypeDef *USARTx, uint32_t PeriphClk, uint32_t OverSampling, + uint32_t BaudRate) +{ + register uint32_t usartdiv = 0x0U; + register uint32_t brrtemp = 0x0U; + + if (OverSampling == LL_USART_OVERSAMPLING_8) + { + usartdiv = (uint16_t)(__LL_USART_DIV_SAMPLING8(PeriphClk, BaudRate)); + brrtemp = usartdiv & 0xFFF0U; + brrtemp |= (uint16_t)((usartdiv & (uint16_t)0x000FU) >> 1U); + USARTx->BRR = brrtemp; + } + else + { + USARTx->BRR = (uint16_t)(__LL_USART_DIV_SAMPLING16(PeriphClk, BaudRate)); + } +} + +/** + * @brief Return current Baud Rate value, according to USARTDIV present in BRR register + * (full BRR content), and to used Peripheral Clock and Oversampling mode values + * @note In case of non-initialized or invalid value stored in BRR register, value 0 will be returned. + * @rmtoll BRR BRR LL_USART_GetBaudRate + * @param USARTx USART Instance + * @param PeriphClk Peripheral Clock + * @param OverSampling This parameter can be one of the following values: + * @arg @ref LL_USART_OVERSAMPLING_16 + * @arg @ref LL_USART_OVERSAMPLING_8 + * @retval Baud Rate + */ +__STATIC_INLINE uint32_t LL_USART_GetBaudRate(USART_TypeDef *USARTx, uint32_t PeriphClk, uint32_t OverSampling) +{ + register uint32_t usartdiv = 0x0U; + register uint32_t brrresult = 0x0U; + + usartdiv = USARTx->BRR; + + if (OverSampling == LL_USART_OVERSAMPLING_8) + { + if ((usartdiv & 0xFFF7U) != 0U) + { + usartdiv = (uint16_t)((usartdiv & 0xFFF0U) | ((usartdiv & 0x0007U) << 1U)) ; + brrresult = (PeriphClk * 2U) / usartdiv; + } + } + else + { + if ((usartdiv & 0xFFFFU) != 0U) + { + brrresult = PeriphClk / usartdiv; + } + } + return (brrresult); +} + +/** + * @brief Set Receiver Time Out Value (expressed in nb of bits duration) + * @rmtoll RTOR RTO LL_USART_SetRxTimeout + * @param USARTx USART Instance + * @param Timeout Value between Min_Data=0x00 and Max_Data=0x00FFFFFF + * @retval None + */ +__STATIC_INLINE void LL_USART_SetRxTimeout(USART_TypeDef *USARTx, uint32_t Timeout) +{ + MODIFY_REG(USARTx->RTOR, USART_RTOR_RTO, Timeout); +} + +/** + * @brief Get Receiver Time Out Value (expressed in nb of bits duration) + * @rmtoll RTOR RTO LL_USART_GetRxTimeout + * @param USARTx USART Instance + * @retval Value between Min_Data=0x00 and Max_Data=0x00FFFFFF + */ +__STATIC_INLINE uint32_t LL_USART_GetRxTimeout(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->RTOR, USART_RTOR_RTO)); +} + +/** + * @brief Set Block Length value in reception + * @rmtoll RTOR BLEN LL_USART_SetBlockLength + * @param USARTx USART Instance + * @param BlockLength Value between Min_Data=0x00 and Max_Data=0xFF + * @retval None + */ +__STATIC_INLINE void LL_USART_SetBlockLength(USART_TypeDef *USARTx, uint32_t BlockLength) +{ + MODIFY_REG(USARTx->RTOR, USART_RTOR_BLEN, BlockLength << USART_POSITION_RTOR_BLEN); +} + +/** + * @brief Get Block Length value in reception + * @rmtoll RTOR BLEN LL_USART_GetBlockLength + * @param USARTx USART Instance + * @retval Value between Min_Data=0x00 and Max_Data=0xFF + */ +__STATIC_INLINE uint32_t LL_USART_GetBlockLength(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->RTOR, USART_RTOR_BLEN) >> USART_POSITION_RTOR_BLEN); +} + +/** + * @} + */ + +/** @defgroup USART_LL_EF_Configuration_IRDA Configuration functions related to Irda feature + * @{ + */ + +/** + * @brief Enable IrDA mode + * @note Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not + * IrDA feature is supported by the USARTx instance. + * @rmtoll CR3 IREN LL_USART_EnableIrda + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableIrda(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR3, USART_CR3_IREN); +} + +/** + * @brief Disable IrDA mode + * @note Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not + * IrDA feature is supported by the USARTx instance. + * @rmtoll CR3 IREN LL_USART_DisableIrda + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableIrda(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR3, USART_CR3_IREN); +} + +/** + * @brief Indicate if IrDA mode is enabled + * @note Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not + * IrDA feature is supported by the USARTx instance. + * @rmtoll CR3 IREN LL_USART_IsEnabledIrda + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledIrda(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR3, USART_CR3_IREN) == (USART_CR3_IREN)); +} + +/** + * @brief Configure IrDA Power Mode (Normal or Low Power) + * @note Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not + * IrDA feature is supported by the USARTx instance. + * @rmtoll CR3 IRLP LL_USART_SetIrdaPowerMode + * @param USARTx USART Instance + * @param PowerMode This parameter can be one of the following values: + * @arg @ref LL_USART_IRDA_POWER_NORMAL + * @arg @ref LL_USART_IRDA_POWER_LOW + * @retval None + */ +__STATIC_INLINE void LL_USART_SetIrdaPowerMode(USART_TypeDef *USARTx, uint32_t PowerMode) +{ + MODIFY_REG(USARTx->CR3, USART_CR3_IRLP, PowerMode); +} + +/** + * @brief Retrieve IrDA Power Mode configuration (Normal or Low Power) + * @note Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not + * IrDA feature is supported by the USARTx instance. + * @rmtoll CR3 IRLP LL_USART_GetIrdaPowerMode + * @param USARTx USART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_USART_IRDA_POWER_NORMAL + * @arg @ref LL_USART_PHASE_2EDGE + */ +__STATIC_INLINE uint32_t LL_USART_GetIrdaPowerMode(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR3, USART_CR3_IRLP)); +} + +/** + * @brief Set Irda prescaler value, used for dividing the USART clock source + * to achieve the Irda Low Power frequency (8 bits value) + * @note Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not + * IrDA feature is supported by the USARTx instance. + * @rmtoll GTPR PSC LL_USART_SetIrdaPrescaler + * @param USARTx USART Instance + * @param PrescalerValue Value between Min_Data=0x00 and Max_Data=0xFF + * @retval None + */ +__STATIC_INLINE void LL_USART_SetIrdaPrescaler(USART_TypeDef *USARTx, uint32_t PrescalerValue) +{ + MODIFY_REG(USARTx->GTPR, USART_GTPR_PSC, PrescalerValue); +} + +/** + * @brief Return Irda prescaler value, used for dividing the USART clock source + * to achieve the Irda Low Power frequency (8 bits value) + * @note Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not + * IrDA feature is supported by the USARTx instance. + * @rmtoll GTPR PSC LL_USART_GetIrdaPrescaler + * @param USARTx USART Instance + * @retval Irda prescaler value (Value between Min_Data=0x00 and Max_Data=0xFF) + */ +__STATIC_INLINE uint32_t LL_USART_GetIrdaPrescaler(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->GTPR, USART_GTPR_PSC)); +} + +/** + * @} + */ + +/** @defgroup USART_LL_EF_Configuration_Smartcard Configuration functions related to Smartcard feature + * @{ + */ + +/** + * @brief Enable Smartcard NACK transmission + * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not + * Smartcard feature is supported by the USARTx instance. + * @rmtoll CR3 NACK LL_USART_EnableSmartcardNACK + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableSmartcardNACK(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR3, USART_CR3_NACK); +} + +/** + * @brief Disable Smartcard NACK transmission + * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not + * Smartcard feature is supported by the USARTx instance. + * @rmtoll CR3 NACK LL_USART_DisableSmartcardNACK + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableSmartcardNACK(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR3, USART_CR3_NACK); +} + +/** + * @brief Indicate if Smartcard NACK transmission is enabled + * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not + * Smartcard feature is supported by the USARTx instance. + * @rmtoll CR3 NACK LL_USART_IsEnabledSmartcardNACK + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledSmartcardNACK(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR3, USART_CR3_NACK) == (USART_CR3_NACK)); +} + +/** + * @brief Enable Smartcard mode + * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not + * Smartcard feature is supported by the USARTx instance. + * @rmtoll CR3 SCEN LL_USART_EnableSmartcard + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableSmartcard(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR3, USART_CR3_SCEN); +} + +/** + * @brief Disable Smartcard mode + * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not + * Smartcard feature is supported by the USARTx instance. + * @rmtoll CR3 SCEN LL_USART_DisableSmartcard + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableSmartcard(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR3, USART_CR3_SCEN); +} + +/** + * @brief Indicate if Smartcard mode is enabled + * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not + * Smartcard feature is supported by the USARTx instance. + * @rmtoll CR3 SCEN LL_USART_IsEnabledSmartcard + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledSmartcard(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR3, USART_CR3_SCEN) == (USART_CR3_SCEN)); +} + +/** + * @brief Set Smartcard Auto-Retry Count value (SCARCNT[2:0] bits) + * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not + * Smartcard feature is supported by the USARTx instance. + * @note This bit-field specifies the number of retries in transmit and receive, in Smartcard mode. + * In transmission mode, it specifies the number of automatic retransmission retries, before + * generating a transmission error (FE bit set). + * In reception mode, it specifies the number or erroneous reception trials, before generating a + * reception error (RXNE and PE bits set) + * @rmtoll CR3 SCARCNT LL_USART_SetSmartcardAutoRetryCount + * @param USARTx USART Instance + * @param AutoRetryCount Value between Min_Data=0 and Max_Data=7 + * @retval None + */ +__STATIC_INLINE void LL_USART_SetSmartcardAutoRetryCount(USART_TypeDef *USARTx, uint32_t AutoRetryCount) +{ + MODIFY_REG(USARTx->CR3, USART_CR3_SCARCNT, AutoRetryCount << USART_POSITION_CR3_SCARCNT); +} + +/** + * @brief Return Smartcard Auto-Retry Count value (SCARCNT[2:0] bits) + * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not + * Smartcard feature is supported by the USARTx instance. + * @rmtoll CR3 SCARCNT LL_USART_GetSmartcardAutoRetryCount + * @param USARTx USART Instance + * @retval Smartcard Auto-Retry Count value (Value between Min_Data=0 and Max_Data=7) + */ +__STATIC_INLINE uint32_t LL_USART_GetSmartcardAutoRetryCount(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR3, USART_CR3_SCARCNT) >> USART_POSITION_CR3_SCARCNT); +} + +/** + * @brief Set Smartcard prescaler value, used for dividing the USART clock + * source to provide the SMARTCARD Clock (5 bits value) + * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not + * Smartcard feature is supported by the USARTx instance. + * @rmtoll GTPR PSC LL_USART_SetSmartcardPrescaler + * @param USARTx USART Instance + * @param PrescalerValue Value between Min_Data=0 and Max_Data=31 + * @retval None + */ +__STATIC_INLINE void LL_USART_SetSmartcardPrescaler(USART_TypeDef *USARTx, uint32_t PrescalerValue) +{ + MODIFY_REG(USARTx->GTPR, USART_GTPR_PSC, PrescalerValue); +} + +/** + * @brief Return Smartcard prescaler value, used for dividing the USART clock + * source to provide the SMARTCARD Clock (5 bits value) + * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not + * Smartcard feature is supported by the USARTx instance. + * @rmtoll GTPR PSC LL_USART_GetSmartcardPrescaler + * @param USARTx USART Instance + * @retval Smartcard prescaler value (Value between Min_Data=0 and Max_Data=31) + */ +__STATIC_INLINE uint32_t LL_USART_GetSmartcardPrescaler(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->GTPR, USART_GTPR_PSC)); +} + +/** + * @brief Set Smartcard Guard time value, expressed in nb of baud clocks periods + * (GT[7:0] bits : Guard time value) + * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not + * Smartcard feature is supported by the USARTx instance. + * @rmtoll GTPR GT LL_USART_SetSmartcardGuardTime + * @param USARTx USART Instance + * @param GuardTime Value between Min_Data=0x00 and Max_Data=0xFF + * @retval None + */ +__STATIC_INLINE void LL_USART_SetSmartcardGuardTime(USART_TypeDef *USARTx, uint32_t GuardTime) +{ + MODIFY_REG(USARTx->GTPR, USART_GTPR_GT, GuardTime << USART_POSITION_GTPR_GT); +} + +/** + * @brief Return Smartcard Guard time value, expressed in nb of baud clocks periods + * (GT[7:0] bits : Guard time value) + * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not + * Smartcard feature is supported by the USARTx instance. + * @rmtoll GTPR GT LL_USART_GetSmartcardGuardTime + * @param USARTx USART Instance + * @retval Smartcard Guard time value (Value between Min_Data=0x00 and Max_Data=0xFF) + */ +__STATIC_INLINE uint32_t LL_USART_GetSmartcardGuardTime(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->GTPR, USART_GTPR_GT) >> USART_POSITION_GTPR_GT); +} + +/** + * @} + */ + +/** @defgroup USART_LL_EF_Configuration_HalfDuplex Configuration functions related to Half Duplex feature + * @{ + */ + +/** + * @brief Enable Single Wire Half-Duplex mode + * @note Macro @ref IS_UART_HALFDUPLEX_INSTANCE(USARTx) can be used to check whether or not + * Half-Duplex mode is supported by the USARTx instance. + * @rmtoll CR3 HDSEL LL_USART_EnableHalfDuplex + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableHalfDuplex(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR3, USART_CR3_HDSEL); +} + +/** + * @brief Disable Single Wire Half-Duplex mode + * @note Macro @ref IS_UART_HALFDUPLEX_INSTANCE(USARTx) can be used to check whether or not + * Half-Duplex mode is supported by the USARTx instance. + * @rmtoll CR3 HDSEL LL_USART_DisableHalfDuplex + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableHalfDuplex(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR3, USART_CR3_HDSEL); +} + +/** + * @brief Indicate if Single Wire Half-Duplex mode is enabled + * @note Macro @ref IS_UART_HALFDUPLEX_INSTANCE(USARTx) can be used to check whether or not + * Half-Duplex mode is supported by the USARTx instance. + * @rmtoll CR3 HDSEL LL_USART_IsEnabledHalfDuplex + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledHalfDuplex(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR3, USART_CR3_HDSEL) == (USART_CR3_HDSEL)); +} + +/** + * @} + */ + +/** @defgroup USART_LL_EF_Configuration_LIN Configuration functions related to LIN feature + * @{ + */ + +/** + * @brief Set LIN Break Detection Length + * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not + * LIN feature is supported by the USARTx instance. + * @rmtoll CR2 LBDL LL_USART_SetLINBrkDetectionLen + * @param USARTx USART Instance + * @param LINBDLength This parameter can be one of the following values: + * @arg @ref LL_USART_LINBREAK_DETECT_10B + * @arg @ref LL_USART_LINBREAK_DETECT_11B + * @retval None + */ +__STATIC_INLINE void LL_USART_SetLINBrkDetectionLen(USART_TypeDef *USARTx, uint32_t LINBDLength) +{ + MODIFY_REG(USARTx->CR2, USART_CR2_LBDL, LINBDLength); +} + +/** + * @brief Return LIN Break Detection Length + * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not + * LIN feature is supported by the USARTx instance. + * @rmtoll CR2 LBDL LL_USART_GetLINBrkDetectionLen + * @param USARTx USART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_USART_LINBREAK_DETECT_10B + * @arg @ref LL_USART_LINBREAK_DETECT_11B + */ +__STATIC_INLINE uint32_t LL_USART_GetLINBrkDetectionLen(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_LBDL)); +} + +/** + * @brief Enable LIN mode + * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not + * LIN feature is supported by the USARTx instance. + * @rmtoll CR2 LINEN LL_USART_EnableLIN + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableLIN(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR2, USART_CR2_LINEN); +} + +/** + * @brief Disable LIN mode + * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not + * LIN feature is supported by the USARTx instance. + * @rmtoll CR2 LINEN LL_USART_DisableLIN + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableLIN(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR2, USART_CR2_LINEN); +} + +/** + * @brief Indicate if LIN mode is enabled + * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not + * LIN feature is supported by the USARTx instance. + * @rmtoll CR2 LINEN LL_USART_IsEnabledLIN + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledLIN(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR2, USART_CR2_LINEN) == (USART_CR2_LINEN)); +} + +/** + * @} + */ + +/** @defgroup USART_LL_EF_Configuration_DE Configuration functions related to Driver Enable feature + * @{ + */ + +/** + * @brief Set DEDT (Driver Enable De-Assertion Time), Time value expressed on 5 bits ([4:0] bits). + * @note Macro @ref IS_UART_DRIVER_ENABLE_INSTANCE(USARTx) can be used to check whether or not + * Driver Enable feature is supported by the USARTx instance. + * @rmtoll CR1 DEDT LL_USART_SetDEDeassertionTime + * @param USARTx USART Instance + * @param Time Value between Min_Data=0 and Max_Data=31 + * @retval None + */ +__STATIC_INLINE void LL_USART_SetDEDeassertionTime(USART_TypeDef *USARTx, uint32_t Time) +{ + MODIFY_REG(USARTx->CR1, USART_CR1_DEDT, Time << USART_POSITION_CR1_DEDT); +} + +/** + * @brief Return DEDT (Driver Enable De-Assertion Time) + * @note Macro @ref IS_UART_DRIVER_ENABLE_INSTANCE(USARTx) can be used to check whether or not + * Driver Enable feature is supported by the USARTx instance. + * @rmtoll CR1 DEDT LL_USART_GetDEDeassertionTime + * @param USARTx USART Instance + * @retval Time value expressed on 5 bits ([4:0] bits) : Value between Min_Data=0 and Max_Data=31 + */ +__STATIC_INLINE uint32_t LL_USART_GetDEDeassertionTime(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR1, USART_CR1_DEDT) >> USART_POSITION_CR1_DEDT); +} + +/** + * @brief Set DEAT (Driver Enable Assertion Time), Time value expressed on 5 bits ([4:0] bits). + * @note Macro @ref IS_UART_DRIVER_ENABLE_INSTANCE(USARTx) can be used to check whether or not + * Driver Enable feature is supported by the USARTx instance. + * @rmtoll CR1 DEAT LL_USART_SetDEAssertionTime + * @param USARTx USART Instance + * @param Time Value between Min_Data=0 and Max_Data=31 + * @retval None + */ +__STATIC_INLINE void LL_USART_SetDEAssertionTime(USART_TypeDef *USARTx, uint32_t Time) +{ + MODIFY_REG(USARTx->CR1, USART_CR1_DEAT, Time << USART_POSITION_CR1_DEAT); +} + +/** + * @brief Return DEAT (Driver Enable Assertion Time) + * @note Macro @ref IS_UART_DRIVER_ENABLE_INSTANCE(USARTx) can be used to check whether or not + * Driver Enable feature is supported by the USARTx instance. + * @rmtoll CR1 DEAT LL_USART_GetDEAssertionTime + * @param USARTx USART Instance + * @retval Time value expressed on 5 bits ([4:0] bits) : Value between Min_Data=0 and Max_Data=31 + */ +__STATIC_INLINE uint32_t LL_USART_GetDEAssertionTime(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR1, USART_CR1_DEAT) >> USART_POSITION_CR1_DEAT); +} + +/** + * @brief Enable Driver Enable (DE) Mode + * @note Macro @ref IS_UART_DRIVER_ENABLE_INSTANCE(USARTx) can be used to check whether or not + * Driver Enable feature is supported by the USARTx instance. + * @rmtoll CR3 DEM LL_USART_EnableDEMode + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableDEMode(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR3, USART_CR3_DEM); +} + +/** + * @brief Disable Driver Enable (DE) Mode + * @note Macro @ref IS_UART_DRIVER_ENABLE_INSTANCE(USARTx) can be used to check whether or not + * Driver Enable feature is supported by the USARTx instance. + * @rmtoll CR3 DEM LL_USART_DisableDEMode + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableDEMode(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR3, USART_CR3_DEM); +} + +/** + * @brief Indicate if Driver Enable (DE) Mode is enabled + * @note Macro @ref IS_UART_DRIVER_ENABLE_INSTANCE(USARTx) can be used to check whether or not + * Driver Enable feature is supported by the USARTx instance. + * @rmtoll CR3 DEM LL_USART_IsEnabledDEMode + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledDEMode(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR3, USART_CR3_DEM) == (USART_CR3_DEM)); +} + +/** + * @brief Select Driver Enable Polarity + * @note Macro @ref IS_UART_DRIVER_ENABLE_INSTANCE(USARTx) can be used to check whether or not + * Driver Enable feature is supported by the USARTx instance. + * @rmtoll CR3 DEP LL_USART_SetDESignalPolarity + * @param USARTx USART Instance + * @param Polarity This parameter can be one of the following values: + * @arg @ref LL_USART_DE_POLARITY_HIGH + * @arg @ref LL_USART_DE_POLARITY_LOW + * @retval None + */ +__STATIC_INLINE void LL_USART_SetDESignalPolarity(USART_TypeDef *USARTx, uint32_t Polarity) +{ + MODIFY_REG(USARTx->CR3, USART_CR3_DEP, Polarity); +} + +/** + * @brief Return Driver Enable Polarity + * @note Macro @ref IS_UART_DRIVER_ENABLE_INSTANCE(USARTx) can be used to check whether or not + * Driver Enable feature is supported by the USARTx instance. + * @rmtoll CR3 DEP LL_USART_GetDESignalPolarity + * @param USARTx USART Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_USART_DE_POLARITY_HIGH + * @arg @ref LL_USART_DE_POLARITY_LOW + */ +__STATIC_INLINE uint32_t LL_USART_GetDESignalPolarity(USART_TypeDef *USARTx) +{ + return (uint32_t)(READ_BIT(USARTx->CR3, USART_CR3_DEP)); +} + +/** + * @} + */ + +/** @defgroup USART_LL_EF_AdvancedConfiguration Advanced Configurations services + * @{ + */ + +/** + * @brief Perform basic configuration of USART for enabling use in Asynchronous Mode (UART) + * @note In UART mode, the following bits must be kept cleared: + * - LINEN bit in the USART_CR2 register, + * - CLKEN bit in the USART_CR2 register, + * - SCEN bit in the USART_CR3 register, + * - IREN bit in the USART_CR3 register, + * - HDSEL bit in the USART_CR3 register. + * @note Call of this function is equivalent to following function call sequence : + * - Clear LINEN in CR2 using @ref LL_USART_DisableLIN() function + * - Clear CLKEN in CR2 using @ref LL_USART_DisableSCLKOutput() function + * - Clear SCEN in CR3 using @ref LL_USART_DisableSmartcard() function + * - Clear IREN in CR3 using @ref LL_USART_DisableIrda() function + * - Clear HDSEL in CR3 using @ref LL_USART_DisableHalfDuplex() function + * @note Other remaining configurations items related to Asynchronous Mode + * (as Baud Rate, Word length, Parity, ...) should be set using + * dedicated functions + * @rmtoll CR2 LINEN LL_USART_ConfigAsyncMode\n + * CR2 CLKEN LL_USART_ConfigAsyncMode\n + * CR3 SCEN LL_USART_ConfigAsyncMode\n + * CR3 IREN LL_USART_ConfigAsyncMode\n + * CR3 HDSEL LL_USART_ConfigAsyncMode + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_ConfigAsyncMode(USART_TypeDef *USARTx) +{ + /* In Asynchronous mode, the following bits must be kept cleared: + - LINEN, CLKEN bits in the USART_CR2 register, + - SCEN, IREN and HDSEL bits in the USART_CR3 register.*/ + CLEAR_BIT(USARTx->CR2, (USART_CR2_LINEN | USART_CR2_CLKEN)); + CLEAR_BIT(USARTx->CR3, (USART_CR3_SCEN | USART_CR3_IREN | USART_CR3_HDSEL)); +} + +/** + * @brief Perform basic configuration of USART for enabling use in Synchronous Mode + * @note In Synchronous mode, the following bits must be kept cleared: + * - LINEN bit in the USART_CR2 register, + * - SCEN bit in the USART_CR3 register, + * - IREN bit in the USART_CR3 register, + * - HDSEL bit in the USART_CR3 register. + * This function also sets the USART in Synchronous mode. + * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not + * Synchronous mode is supported by the USARTx instance. + * @note Call of this function is equivalent to following function call sequence : + * - Clear LINEN in CR2 using @ref LL_USART_DisableLIN() function + * - Clear IREN in CR3 using @ref LL_USART_DisableIrda() function + * - Clear SCEN in CR3 using @ref LL_USART_DisableSmartcard() function + * - Clear HDSEL in CR3 using @ref LL_USART_DisableHalfDuplex() function + * - Set CLKEN in CR2 using @ref LL_USART_EnableSCLKOutput() function + * @note Other remaining configurations items related to Synchronous Mode + * (as Baud Rate, Word length, Parity, Clock Polarity, ...) should be set using + * dedicated functions + * @rmtoll CR2 LINEN LL_USART_ConfigSyncMode\n + * CR2 CLKEN LL_USART_ConfigSyncMode\n + * CR3 SCEN LL_USART_ConfigSyncMode\n + * CR3 IREN LL_USART_ConfigSyncMode\n + * CR3 HDSEL LL_USART_ConfigSyncMode + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_ConfigSyncMode(USART_TypeDef *USARTx) +{ + /* In Synchronous mode, the following bits must be kept cleared: + - LINEN bit in the USART_CR2 register, + - SCEN, IREN and HDSEL bits in the USART_CR3 register.*/ + CLEAR_BIT(USARTx->CR2, (USART_CR2_LINEN)); + CLEAR_BIT(USARTx->CR3, (USART_CR3_SCEN | USART_CR3_IREN | USART_CR3_HDSEL)); + /* set the UART/USART in Synchronous mode */ + SET_BIT(USARTx->CR2, USART_CR2_CLKEN); +} + +/** + * @brief Perform basic configuration of USART for enabling use in LIN Mode + * @note In LIN mode, the following bits must be kept cleared: + * - STOP and CLKEN bits in the USART_CR2 register, + * - SCEN bit in the USART_CR3 register, + * - IREN bit in the USART_CR3 register, + * - HDSEL bit in the USART_CR3 register. + * This function also set the UART/USART in LIN mode. + * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not + * LIN feature is supported by the USARTx instance. + * @note Call of this function is equivalent to following function call sequence : + * - Clear CLKEN in CR2 using @ref LL_USART_DisableSCLKOutput() function + * - Clear STOP in CR2 using @ref LL_USART_SetStopBitsLength() function + * - Clear SCEN in CR3 using @ref LL_USART_DisableSmartcard() function + * - Clear IREN in CR3 using @ref LL_USART_DisableIrda() function + * - Clear HDSEL in CR3 using @ref LL_USART_DisableHalfDuplex() function + * - Set LINEN in CR2 using @ref LL_USART_EnableLIN() function + * @note Other remaining configurations items related to LIN Mode + * (as Baud Rate, Word length, LIN Break Detection Length, ...) should be set using + * dedicated functions + * @rmtoll CR2 CLKEN LL_USART_ConfigLINMode\n + * CR2 STOP LL_USART_ConfigLINMode\n + * CR2 LINEN LL_USART_ConfigLINMode\n + * CR3 IREN LL_USART_ConfigLINMode\n + * CR3 SCEN LL_USART_ConfigLINMode\n + * CR3 HDSEL LL_USART_ConfigLINMode + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_ConfigLINMode(USART_TypeDef *USARTx) +{ + /* In LIN mode, the following bits must be kept cleared: + - STOP and CLKEN bits in the USART_CR2 register, + - IREN, SCEN and HDSEL bits in the USART_CR3 register.*/ + CLEAR_BIT(USARTx->CR2, (USART_CR2_CLKEN | USART_CR2_STOP)); + CLEAR_BIT(USARTx->CR3, (USART_CR3_IREN | USART_CR3_SCEN | USART_CR3_HDSEL)); + /* Set the UART/USART in LIN mode */ + SET_BIT(USARTx->CR2, USART_CR2_LINEN); +} + +/** + * @brief Perform basic configuration of USART for enabling use in Half Duplex Mode + * @note In Half Duplex mode, the following bits must be kept cleared: + * - LINEN bit in the USART_CR2 register, + * - CLKEN bit in the USART_CR2 register, + * - SCEN bit in the USART_CR3 register, + * - IREN bit in the USART_CR3 register, + * This function also sets the UART/USART in Half Duplex mode. + * @note Macro @ref IS_UART_HALFDUPLEX_INSTANCE(USARTx) can be used to check whether or not + * Half-Duplex mode is supported by the USARTx instance. + * @note Call of this function is equivalent to following function call sequence : + * - Clear LINEN in CR2 using @ref LL_USART_DisableLIN() function + * - Clear CLKEN in CR2 using @ref LL_USART_DisableSCLKOutput() function + * - Clear SCEN in CR3 using @ref LL_USART_DisableSmartcard() function + * - Clear IREN in CR3 using @ref LL_USART_DisableIrda() function + * - Set HDSEL in CR3 using @ref LL_USART_EnableHalfDuplex() function + * @note Other remaining configurations items related to Half Duplex Mode + * (as Baud Rate, Word length, Parity, ...) should be set using + * dedicated functions + * @rmtoll CR2 LINEN LL_USART_ConfigHalfDuplexMode\n + * CR2 CLKEN LL_USART_ConfigHalfDuplexMode\n + * CR3 HDSEL LL_USART_ConfigHalfDuplexMode\n + * CR3 SCEN LL_USART_ConfigHalfDuplexMode\n + * CR3 IREN LL_USART_ConfigHalfDuplexMode + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_ConfigHalfDuplexMode(USART_TypeDef *USARTx) +{ + /* In Half Duplex mode, the following bits must be kept cleared: + - LINEN and CLKEN bits in the USART_CR2 register, + - SCEN and IREN bits in the USART_CR3 register.*/ + CLEAR_BIT(USARTx->CR2, (USART_CR2_LINEN | USART_CR2_CLKEN)); + CLEAR_BIT(USARTx->CR3, (USART_CR3_SCEN | USART_CR3_IREN)); + /* set the UART/USART in Half Duplex mode */ + SET_BIT(USARTx->CR3, USART_CR3_HDSEL); +} + +/** + * @brief Perform basic configuration of USART for enabling use in Smartcard Mode + * @note In Smartcard mode, the following bits must be kept cleared: + * - LINEN bit in the USART_CR2 register, + * - IREN bit in the USART_CR3 register, + * - HDSEL bit in the USART_CR3 register. + * This function also configures Stop bits to 1.5 bits and + * sets the USART in Smartcard mode (SCEN bit). + * Clock Output is also enabled (CLKEN). + * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not + * Smartcard feature is supported by the USARTx instance. + * @note Call of this function is equivalent to following function call sequence : + * - Clear LINEN in CR2 using @ref LL_USART_DisableLIN() function + * - Clear IREN in CR3 using @ref LL_USART_DisableIrda() function + * - Clear HDSEL in CR3 using @ref LL_USART_DisableHalfDuplex() function + * - Configure STOP in CR2 using @ref LL_USART_SetStopBitsLength() function + * - Set CLKEN in CR2 using @ref LL_USART_EnableSCLKOutput() function + * - Set SCEN in CR3 using @ref LL_USART_EnableSmartcard() function + * @note Other remaining configurations items related to Smartcard Mode + * (as Baud Rate, Word length, Parity, ...) should be set using + * dedicated functions + * @rmtoll CR2 LINEN LL_USART_ConfigSmartcardMode\n + * CR2 STOP LL_USART_ConfigSmartcardMode\n + * CR2 CLKEN LL_USART_ConfigSmartcardMode\n + * CR3 HDSEL LL_USART_ConfigSmartcardMode\n + * CR3 SCEN LL_USART_ConfigSmartcardMode + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_ConfigSmartcardMode(USART_TypeDef *USARTx) +{ + /* In Smartcard mode, the following bits must be kept cleared: + - LINEN bit in the USART_CR2 register, + - IREN and HDSEL bits in the USART_CR3 register.*/ + CLEAR_BIT(USARTx->CR2, (USART_CR2_LINEN)); + CLEAR_BIT(USARTx->CR3, (USART_CR3_IREN | USART_CR3_HDSEL)); + /* Configure Stop bits to 1.5 bits */ + /* Synchronous mode is activated by default */ + SET_BIT(USARTx->CR2, (USART_CR2_STOP_0 | USART_CR2_STOP_1 | USART_CR2_CLKEN)); + /* set the UART/USART in Smartcard mode */ + SET_BIT(USARTx->CR3, USART_CR3_SCEN); +} + +/** + * @brief Perform basic configuration of USART for enabling use in Irda Mode + * @note In IRDA mode, the following bits must be kept cleared: + * - LINEN bit in the USART_CR2 register, + * - STOP and CLKEN bits in the USART_CR2 register, + * - SCEN bit in the USART_CR3 register, + * - HDSEL bit in the USART_CR3 register. + * This function also sets the UART/USART in IRDA mode (IREN bit). + * @note Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not + * IrDA feature is supported by the USARTx instance. + * @note Call of this function is equivalent to following function call sequence : + * - Clear LINEN in CR2 using @ref LL_USART_DisableLIN() function + * - Clear CLKEN in CR2 using @ref LL_USART_DisableSCLKOutput() function + * - Clear SCEN in CR3 using @ref LL_USART_DisableSmartcard() function + * - Clear HDSEL in CR3 using @ref LL_USART_DisableHalfDuplex() function + * - Configure STOP in CR2 using @ref LL_USART_SetStopBitsLength() function + * - Set IREN in CR3 using @ref LL_USART_EnableIrda() function + * @note Other remaining configurations items related to Irda Mode + * (as Baud Rate, Word length, Power mode, ...) should be set using + * dedicated functions + * @rmtoll CR2 LINEN LL_USART_ConfigIrdaMode\n + * CR2 CLKEN LL_USART_ConfigIrdaMode\n + * CR2 STOP LL_USART_ConfigIrdaMode\n + * CR3 SCEN LL_USART_ConfigIrdaMode\n + * CR3 HDSEL LL_USART_ConfigIrdaMode\n + * CR3 IREN LL_USART_ConfigIrdaMode + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_ConfigIrdaMode(USART_TypeDef *USARTx) +{ + /* In IRDA mode, the following bits must be kept cleared: + - LINEN, STOP and CLKEN bits in the USART_CR2 register, + - SCEN and HDSEL bits in the USART_CR3 register.*/ + CLEAR_BIT(USARTx->CR2, (USART_CR2_LINEN | USART_CR2_CLKEN | USART_CR2_STOP)); + CLEAR_BIT(USARTx->CR3, (USART_CR3_SCEN | USART_CR3_HDSEL)); + /* set the UART/USART in IRDA mode */ + SET_BIT(USARTx->CR3, USART_CR3_IREN); +} + +/** + * @brief Perform basic configuration of USART for enabling use in Multi processor Mode + * (several USARTs connected in a network, one of the USARTs can be the master, + * its TX output connected to the RX inputs of the other slaves USARTs). + * @note In MultiProcessor mode, the following bits must be kept cleared: + * - LINEN bit in the USART_CR2 register, + * - CLKEN bit in the USART_CR2 register, + * - SCEN bit in the USART_CR3 register, + * - IREN bit in the USART_CR3 register, + * - HDSEL bit in the USART_CR3 register. + * @note Call of this function is equivalent to following function call sequence : + * - Clear LINEN in CR2 using @ref LL_USART_DisableLIN() function + * - Clear CLKEN in CR2 using @ref LL_USART_DisableSCLKOutput() function + * - Clear SCEN in CR3 using @ref LL_USART_DisableSmartcard() function + * - Clear IREN in CR3 using @ref LL_USART_DisableIrda() function + * - Clear HDSEL in CR3 using @ref LL_USART_DisableHalfDuplex() function + * @note Other remaining configurations items related to Multi processor Mode + * (as Baud Rate, Wake Up Method, Node address, ...) should be set using + * dedicated functions + * @rmtoll CR2 LINEN LL_USART_ConfigMultiProcessMode\n + * CR2 CLKEN LL_USART_ConfigMultiProcessMode\n + * CR3 SCEN LL_USART_ConfigMultiProcessMode\n + * CR3 HDSEL LL_USART_ConfigMultiProcessMode\n + * CR3 IREN LL_USART_ConfigMultiProcessMode + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_ConfigMultiProcessMode(USART_TypeDef *USARTx) +{ + /* In Multi Processor mode, the following bits must be kept cleared: + - LINEN and CLKEN bits in the USART_CR2 register, + - IREN, SCEN and HDSEL bits in the USART_CR3 register.*/ + CLEAR_BIT(USARTx->CR2, (USART_CR2_LINEN | USART_CR2_CLKEN)); + CLEAR_BIT(USARTx->CR3, (USART_CR3_SCEN | USART_CR3_HDSEL | USART_CR3_IREN)); +} + +/** + * @} + */ + +/** @defgroup USART_LL_EF_FLAG_Management FLAG_Management + * @{ + */ + +/** + * @brief Check if the USART Parity Error Flag is set or not + * @rmtoll ISR PE LL_USART_IsActiveFlag_PE + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_PE(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->ISR, USART_ISR_PE) == (USART_ISR_PE)); +} + +/** + * @brief Check if the USART Framing Error Flag is set or not + * @rmtoll ISR FE LL_USART_IsActiveFlag_FE + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_FE(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->ISR, USART_ISR_FE) == (USART_ISR_FE)); +} + +/** + * @brief Check if the USART Noise error detected Flag is set or not + * @rmtoll ISR NF LL_USART_IsActiveFlag_NE + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_NE(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->ISR, USART_ISR_NE) == (USART_ISR_NE)); +} + +/** + * @brief Check if the USART OverRun Error Flag is set or not + * @rmtoll ISR ORE LL_USART_IsActiveFlag_ORE + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_ORE(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->ISR, USART_ISR_ORE) == (USART_ISR_ORE)); +} + +/** + * @brief Check if the USART IDLE line detected Flag is set or not + * @rmtoll ISR IDLE LL_USART_IsActiveFlag_IDLE + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_IDLE(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->ISR, USART_ISR_IDLE) == (USART_ISR_IDLE)); +} + +/** + * @brief Check if the USART Read Data Register Not Empty Flag is set or not + * @rmtoll ISR RXNE LL_USART_IsActiveFlag_RXNE + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_RXNE(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->ISR, USART_ISR_RXNE) == (USART_ISR_RXNE)); +} + +/** + * @brief Check if the USART Transmission Complete Flag is set or not + * @rmtoll ISR TC LL_USART_IsActiveFlag_TC + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_TC(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->ISR, USART_ISR_TC) == (USART_ISR_TC)); +} + +/** + * @brief Check if the USART Transmit Data Register Empty Flag is set or not + * @rmtoll ISR TXE LL_USART_IsActiveFlag_TXE + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_TXE(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->ISR, USART_ISR_TXE) == (USART_ISR_TXE)); +} + +/** + * @brief Check if the USART LIN Break Detection Flag is set or not + * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not + * LIN feature is supported by the USARTx instance. + * @rmtoll ISR LBDF LL_USART_IsActiveFlag_LBD + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_LBD(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->ISR, USART_ISR_LBDF) == (USART_ISR_LBDF)); +} + +/** + * @brief Check if the USART CTS interrupt Flag is set or not + * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not + * Hardware Flow control feature is supported by the USARTx instance. + * @rmtoll ISR CTSIF LL_USART_IsActiveFlag_nCTS + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_nCTS(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->ISR, USART_ISR_CTSIF) == (USART_ISR_CTSIF)); +} + +/** + * @brief Check if the USART CTS Flag is set or not + * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not + * Hardware Flow control feature is supported by the USARTx instance. + * @rmtoll ISR CTS LL_USART_IsActiveFlag_CTS + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_CTS(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->ISR, USART_ISR_CTS) == (USART_ISR_CTS)); +} + +/** + * @brief Check if the USART Receiver Time Out Flag is set or not + * @rmtoll ISR RTOF LL_USART_IsActiveFlag_RTO + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_RTO(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->ISR, USART_ISR_RTOF) == (USART_ISR_RTOF)); +} + +/** + * @brief Check if the USART End Of Block Flag is set or not + * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not + * Smartcard feature is supported by the USARTx instance. + * @rmtoll ISR EOBF LL_USART_IsActiveFlag_EOB + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_EOB(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->ISR, USART_ISR_EOBF) == (USART_ISR_EOBF)); +} + +/** + * @brief Check if the USART Auto-Baud Rate Error Flag is set or not + * @note Macro @ref IS_USART_AUTOBAUDRATE_DETECTION_INSTANCE(USARTx) can be used to check whether or not + * Auto Baud Rate detection feature is supported by the USARTx instance. + * @rmtoll ISR ABRE LL_USART_IsActiveFlag_ABRE + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_ABRE(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->ISR, USART_ISR_ABRE) == (USART_ISR_ABRE)); +} + +/** + * @brief Check if the USART Auto-Baud Rate Flag is set or not + * @note Macro @ref IS_USART_AUTOBAUDRATE_DETECTION_INSTANCE(USARTx) can be used to check whether or not + * Auto Baud Rate detection feature is supported by the USARTx instance. + * @rmtoll ISR ABRF LL_USART_IsActiveFlag_ABR + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_ABR(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->ISR, USART_ISR_ABRF) == (USART_ISR_ABRF)); +} + +/** + * @brief Check if the USART Busy Flag is set or not + * @rmtoll ISR BUSY LL_USART_IsActiveFlag_BUSY + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_BUSY(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->ISR, USART_ISR_BUSY) == (USART_ISR_BUSY)); +} + +/** + * @brief Check if the USART Character Match Flag is set or not + * @rmtoll ISR CMF LL_USART_IsActiveFlag_CM + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_CM(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->ISR, USART_ISR_CMF) == (USART_ISR_CMF)); +} + +/** + * @brief Check if the USART Send Break Flag is set or not + * @rmtoll ISR SBKF LL_USART_IsActiveFlag_SBK + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_SBK(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->ISR, USART_ISR_SBKF) == (USART_ISR_SBKF)); +} + +/** + * @brief Check if the USART Receive Wake Up from mute mode Flag is set or not + * @rmtoll ISR RWU LL_USART_IsActiveFlag_RWU + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_RWU(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->ISR, USART_ISR_RWU) == (USART_ISR_RWU)); +} + +/** + * @brief Check if the USART Wake Up from stop mode Flag is set or not + * @note Macro @ref IS_UART_WAKEUP_FROMSTOP_INSTANCE(USARTx) can be used to check whether or not + * Wake-up from Stop mode feature is supported by the USARTx instance. + * @rmtoll ISR WUF LL_USART_IsActiveFlag_WKUP + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_WKUP(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->ISR, USART_ISR_WUF) == (USART_ISR_WUF)); +} + +/** + * @brief Check if the USART Transmit Enable Acknowledge Flag is set or not + * @rmtoll ISR TEACK LL_USART_IsActiveFlag_TEACK + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_TEACK(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->ISR, USART_ISR_TEACK) == (USART_ISR_TEACK)); +} + +/** + * @brief Check if the USART Receive Enable Acknowledge Flag is set or not + * @rmtoll ISR REACK LL_USART_IsActiveFlag_REACK + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_REACK(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->ISR, USART_ISR_REACK) == (USART_ISR_REACK)); +} + +#if defined(USART_TCBGT_SUPPORT) +/* Function available only on devices supporting Transmit Complete before Guard Time feature */ +/** + * @brief Check if the Smartcard Transmission Complete Before Guard Time Flag is set or not + * @rmtoll ISR TCBGT LL_USART_IsActiveFlag_TCBGT + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsActiveFlag_TCBGT(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->ISR, USART_ISR_TCBGT) == (USART_ISR_TCBGT)); +} +#endif + +/** + * @brief Clear Parity Error Flag + * @rmtoll ICR PECF LL_USART_ClearFlag_PE + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_ClearFlag_PE(USART_TypeDef *USARTx) +{ + WRITE_REG(USARTx->ICR, USART_ICR_PECF); +} + +/** + * @brief Clear Framing Error Flag + * @rmtoll ICR FECF LL_USART_ClearFlag_FE + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_ClearFlag_FE(USART_TypeDef *USARTx) +{ + WRITE_REG(USARTx->ICR, USART_ICR_FECF); +} + +/** + * @brief Clear Noise detected Flag + * @rmtoll ICR NCF LL_USART_ClearFlag_NE + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_ClearFlag_NE(USART_TypeDef *USARTx) +{ + WRITE_REG(USARTx->ICR, USART_ICR_NCF); +} + +/** + * @brief Clear OverRun Error Flag + * @rmtoll ICR ORECF LL_USART_ClearFlag_ORE + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_ClearFlag_ORE(USART_TypeDef *USARTx) +{ + WRITE_REG(USARTx->ICR, USART_ICR_ORECF); +} + +/** + * @brief Clear IDLE line detected Flag + * @rmtoll ICR IDLECF LL_USART_ClearFlag_IDLE + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_ClearFlag_IDLE(USART_TypeDef *USARTx) +{ + WRITE_REG(USARTx->ICR, USART_ICR_IDLECF); +} + +/** + * @brief Clear Transmission Complete Flag + * @rmtoll ICR TCCF LL_USART_ClearFlag_TC + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_ClearFlag_TC(USART_TypeDef *USARTx) +{ + WRITE_REG(USARTx->ICR, USART_ICR_TCCF); +} + +#if defined(USART_TCBGT_SUPPORT) +/* Function available only on devices supporting Transmit Complete before Guard Time feature */ +/** + * @brief Clear Smartcard Transmission Complete Before Guard Time Flag + * @rmtoll ICR TCBGTCF LL_USART_ClearFlag_TCBGT + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_ClearFlag_TCBGT(USART_TypeDef *USARTx) +{ + WRITE_REG(USARTx->ICR, USART_ICR_TCBGTCF); +} +#endif + +/** + * @brief Clear LIN Break Detection Flag + * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not + * LIN feature is supported by the USARTx instance. + * @rmtoll ICR LBDCF LL_USART_ClearFlag_LBD + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_ClearFlag_LBD(USART_TypeDef *USARTx) +{ + WRITE_REG(USARTx->ICR, USART_ICR_LBDCF); +} + +/** + * @brief Clear CTS Interrupt Flag + * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not + * Hardware Flow control feature is supported by the USARTx instance. + * @rmtoll ICR CTSCF LL_USART_ClearFlag_nCTS + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_ClearFlag_nCTS(USART_TypeDef *USARTx) +{ + WRITE_REG(USARTx->ICR, USART_ICR_CTSCF); +} + +/** + * @brief Clear Receiver Time Out Flag + * @rmtoll ICR RTOCF LL_USART_ClearFlag_RTO + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_ClearFlag_RTO(USART_TypeDef *USARTx) +{ + WRITE_REG(USARTx->ICR, USART_ICR_RTOCF); +} + +/** + * @brief Clear End Of Block Flag + * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not + * Smartcard feature is supported by the USARTx instance. + * @rmtoll ICR EOBCF LL_USART_ClearFlag_EOB + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_ClearFlag_EOB(USART_TypeDef *USARTx) +{ + WRITE_REG(USARTx->ICR, USART_ICR_EOBCF); +} + +/** + * @brief Clear Character Match Flag + * @rmtoll ICR CMCF LL_USART_ClearFlag_CM + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_ClearFlag_CM(USART_TypeDef *USARTx) +{ + WRITE_REG(USARTx->ICR, USART_ICR_CMCF); +} + +/** + * @brief Clear Wake Up from stop mode Flag + * @note Macro @ref IS_UART_WAKEUP_FROMSTOP_INSTANCE(USARTx) can be used to check whether or not + * Wake-up from Stop mode feature is supported by the USARTx instance. + * @rmtoll ICR WUCF LL_USART_ClearFlag_WKUP + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_ClearFlag_WKUP(USART_TypeDef *USARTx) +{ + WRITE_REG(USARTx->ICR, USART_ICR_WUCF); +} + +/** + * @} + */ + +/** @defgroup USART_LL_EF_IT_Management IT_Management + * @{ + */ + +/** + * @brief Enable IDLE Interrupt + * @rmtoll CR1 IDLEIE LL_USART_EnableIT_IDLE + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableIT_IDLE(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR1, USART_CR1_IDLEIE); +} + +/** + * @brief Enable RX Not Empty Interrupt + * @rmtoll CR1 RXNEIE LL_USART_EnableIT_RXNE + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableIT_RXNE(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR1, USART_CR1_RXNEIE); +} + +/** + * @brief Enable Transmission Complete Interrupt + * @rmtoll CR1 TCIE LL_USART_EnableIT_TC + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableIT_TC(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR1, USART_CR1_TCIE); +} + +/** + * @brief Enable TX Empty Interrupt + * @rmtoll CR1 TXEIE LL_USART_EnableIT_TXE + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableIT_TXE(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR1, USART_CR1_TXEIE); +} + +/** + * @brief Enable Parity Error Interrupt + * @rmtoll CR1 PEIE LL_USART_EnableIT_PE + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableIT_PE(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR1, USART_CR1_PEIE); +} + +/** + * @brief Enable Character Match Interrupt + * @rmtoll CR1 CMIE LL_USART_EnableIT_CM + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableIT_CM(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR1, USART_CR1_CMIE); +} + +/** + * @brief Enable Receiver Timeout Interrupt + * @rmtoll CR1 RTOIE LL_USART_EnableIT_RTO + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableIT_RTO(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR1, USART_CR1_RTOIE); +} + +/** + * @brief Enable End Of Block Interrupt + * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not + * Smartcard feature is supported by the USARTx instance. + * @rmtoll CR1 EOBIE LL_USART_EnableIT_EOB + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableIT_EOB(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR1, USART_CR1_EOBIE); +} + +/** + * @brief Enable LIN Break Detection Interrupt + * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not + * LIN feature is supported by the USARTx instance. + * @rmtoll CR2 LBDIE LL_USART_EnableIT_LBD + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableIT_LBD(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR2, USART_CR2_LBDIE); +} + +/** + * @brief Enable Error Interrupt + * @note When set, Error Interrupt Enable Bit is enabling interrupt generation in case of a framing + * error, overrun error or noise flag (FE=1 or ORE=1 or NF=1 in the USARTx_ISR register). + * 0: Interrupt is inhibited + * 1: An interrupt is generated when FE=1 or ORE=1 or NF=1 in the USARTx_ISR register. + * @rmtoll CR3 EIE LL_USART_EnableIT_ERROR + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableIT_ERROR(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR3, USART_CR3_EIE); +} + +/** + * @brief Enable CTS Interrupt + * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not + * Hardware Flow control feature is supported by the USARTx instance. + * @rmtoll CR3 CTSIE LL_USART_EnableIT_CTS + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableIT_CTS(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR3, USART_CR3_CTSIE); +} + +/** + * @brief Enable Wake Up from Stop Mode Interrupt + * @note Macro @ref IS_UART_WAKEUP_FROMSTOP_INSTANCE(USARTx) can be used to check whether or not + * Wake-up from Stop mode feature is supported by the USARTx instance. + * @rmtoll CR3 WUFIE LL_USART_EnableIT_WKUP + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableIT_WKUP(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR3, USART_CR3_WUFIE); +} + +#if defined(USART_TCBGT_SUPPORT) +/* Function available only on devices supporting Transmit Complete before Guard Time feature */ +/** + * @brief Enable Smartcard Transmission Complete Before Guard Time Interrupt + * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not + * Smartcard feature is supported by the USARTx instance. + * @rmtoll CR3 TCBGTIE LL_USART_EnableIT_TCBGT + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableIT_TCBGT(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR3, USART_CR3_TCBGTIE); +} +#endif + +/** + * @brief Disable IDLE Interrupt + * @rmtoll CR1 IDLEIE LL_USART_DisableIT_IDLE + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableIT_IDLE(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR1, USART_CR1_IDLEIE); +} + +/** + * @brief Disable RX Not Empty Interrupt + * @rmtoll CR1 RXNEIE LL_USART_DisableIT_RXNE + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableIT_RXNE(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR1, USART_CR1_RXNEIE); +} + +/** + * @brief Disable Transmission Complete Interrupt + * @rmtoll CR1 TCIE LL_USART_DisableIT_TC + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableIT_TC(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR1, USART_CR1_TCIE); +} + +/** + * @brief Disable TX Empty Interrupt + * @rmtoll CR1 TXEIE LL_USART_DisableIT_TXE + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableIT_TXE(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR1, USART_CR1_TXEIE); +} + +/** + * @brief Disable Parity Error Interrupt + * @rmtoll CR1 PEIE LL_USART_DisableIT_PE + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableIT_PE(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR1, USART_CR1_PEIE); +} + +/** + * @brief Disable Character Match Interrupt + * @rmtoll CR1 CMIE LL_USART_DisableIT_CM + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableIT_CM(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR1, USART_CR1_CMIE); +} + +/** + * @brief Disable Receiver Timeout Interrupt + * @rmtoll CR1 RTOIE LL_USART_DisableIT_RTO + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableIT_RTO(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR1, USART_CR1_RTOIE); +} + +/** + * @brief Disable End Of Block Interrupt + * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not + * Smartcard feature is supported by the USARTx instance. + * @rmtoll CR1 EOBIE LL_USART_DisableIT_EOB + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableIT_EOB(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR1, USART_CR1_EOBIE); +} + +/** + * @brief Disable LIN Break Detection Interrupt + * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not + * LIN feature is supported by the USARTx instance. + * @rmtoll CR2 LBDIE LL_USART_DisableIT_LBD + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableIT_LBD(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR2, USART_CR2_LBDIE); +} + +/** + * @brief Disable Error Interrupt + * @note When set, Error Interrupt Enable Bit is enabling interrupt generation in case of a framing + * error, overrun error or noise flag (FE=1 or ORE=1 or NF=1 in the USARTx_ISR register). + * 0: Interrupt is inhibited + * 1: An interrupt is generated when FE=1 or ORE=1 or NF=1 in the USARTx_ISR register. + * @rmtoll CR3 EIE LL_USART_DisableIT_ERROR + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableIT_ERROR(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR3, USART_CR3_EIE); +} + +/** + * @brief Disable CTS Interrupt + * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not + * Hardware Flow control feature is supported by the USARTx instance. + * @rmtoll CR3 CTSIE LL_USART_DisableIT_CTS + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableIT_CTS(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR3, USART_CR3_CTSIE); +} + +/** + * @brief Disable Wake Up from Stop Mode Interrupt + * @note Macro @ref IS_UART_WAKEUP_FROMSTOP_INSTANCE(USARTx) can be used to check whether or not + * Wake-up from Stop mode feature is supported by the USARTx instance. + * @rmtoll CR3 WUFIE LL_USART_DisableIT_WKUP + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableIT_WKUP(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR3, USART_CR3_WUFIE); +} + +#if defined(USART_TCBGT_SUPPORT) +/* Function available only on devices supporting Transmit Complete before Guard Time feature */ +/** + * @brief Disable Smartcard Transmission Complete Before Guard Time Interrupt + * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not + * Smartcard feature is supported by the USARTx instance. + * @rmtoll CR3 TCBGTIE LL_USART_DisableIT_TCBGT + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableIT_TCBGT(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR3, USART_CR3_TCBGTIE); +} +#endif + +/** + * @brief Check if the USART IDLE Interrupt source is enabled or disabled. + * @rmtoll CR1 IDLEIE LL_USART_IsEnabledIT_IDLE + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledIT_IDLE(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR1, USART_CR1_IDLEIE) == (USART_CR1_IDLEIE)); +} + +/** + * @brief Check if the USART RX Not Empty Interrupt is enabled or disabled. + * @rmtoll CR1 RXNEIE LL_USART_IsEnabledIT_RXNE + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledIT_RXNE(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR1, USART_CR1_RXNEIE) == (USART_CR1_RXNEIE)); +} + +/** + * @brief Check if the USART Transmission Complete Interrupt is enabled or disabled. + * @rmtoll CR1 TCIE LL_USART_IsEnabledIT_TC + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledIT_TC(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR1, USART_CR1_TCIE) == (USART_CR1_TCIE)); +} + +/** + * @brief Check if the USART TX Empty Interrupt is enabled or disabled. + * @rmtoll CR1 TXEIE LL_USART_IsEnabledIT_TXE + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledIT_TXE(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR1, USART_CR1_TXEIE) == (USART_CR1_TXEIE)); +} + +/** + * @brief Check if the USART Parity Error Interrupt is enabled or disabled. + * @rmtoll CR1 PEIE LL_USART_IsEnabledIT_PE + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledIT_PE(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR1, USART_CR1_PEIE) == (USART_CR1_PEIE)); +} + +/** + * @brief Check if the USART Character Match Interrupt is enabled or disabled. + * @rmtoll CR1 CMIE LL_USART_IsEnabledIT_CM + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledIT_CM(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR1, USART_CR1_CMIE) == (USART_CR1_CMIE)); +} + +/** + * @brief Check if the USART Receiver Timeout Interrupt is enabled or disabled. + * @rmtoll CR1 RTOIE LL_USART_IsEnabledIT_RTO + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledIT_RTO(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR1, USART_CR1_RTOIE) == (USART_CR1_RTOIE)); +} + +/** + * @brief Check if the USART End Of Block Interrupt is enabled or disabled. + * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not + * Smartcard feature is supported by the USARTx instance. + * @rmtoll CR1 EOBIE LL_USART_IsEnabledIT_EOB + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledIT_EOB(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR1, USART_CR1_EOBIE) == (USART_CR1_EOBIE)); +} + +/** + * @brief Check if the USART LIN Break Detection Interrupt is enabled or disabled. + * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not + * LIN feature is supported by the USARTx instance. + * @rmtoll CR2 LBDIE LL_USART_IsEnabledIT_LBD + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledIT_LBD(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR2, USART_CR2_LBDIE) == (USART_CR2_LBDIE)); +} + +/** + * @brief Check if the USART Error Interrupt is enabled or disabled. + * @rmtoll CR3 EIE LL_USART_IsEnabledIT_ERROR + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledIT_ERROR(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR3, USART_CR3_EIE) == (USART_CR3_EIE)); +} + +/** + * @brief Check if the USART CTS Interrupt is enabled or disabled. + * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not + * Hardware Flow control feature is supported by the USARTx instance. + * @rmtoll CR3 CTSIE LL_USART_IsEnabledIT_CTS + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledIT_CTS(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR3, USART_CR3_CTSIE) == (USART_CR3_CTSIE)); +} + +/** + * @brief Check if the USART Wake Up from Stop Mode Interrupt is enabled or disabled. + * @note Macro @ref IS_UART_WAKEUP_FROMSTOP_INSTANCE(USARTx) can be used to check whether or not + * Wake-up from Stop mode feature is supported by the USARTx instance. + * @rmtoll CR3 WUFIE LL_USART_IsEnabledIT_WKUP + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledIT_WKUP(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR3, USART_CR3_WUFIE) == (USART_CR3_WUFIE)); +} + +#if defined(USART_TCBGT_SUPPORT) +/* Function available only on devices supporting Transmit Complete before Guard Time feature */ +/** + * @brief Check if the Smartcard Transmission Complete Before Guard Time Interrupt is enabled or disabled. + * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not + * Smartcard feature is supported by the USARTx instance. + * @rmtoll CR3 TCBGTIE LL_USART_IsEnabledIT_TCBGT + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledIT_TCBGT(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR3, USART_CR3_TCBGTIE) == (USART_CR3_TCBGTIE)); +} +#endif + +/** + * @} + */ + +/** @defgroup USART_LL_EF_DMA_Management DMA_Management + * @{ + */ + +/** + * @brief Enable DMA Mode for reception + * @rmtoll CR3 DMAR LL_USART_EnableDMAReq_RX + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableDMAReq_RX(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR3, USART_CR3_DMAR); +} + +/** + * @brief Disable DMA Mode for reception + * @rmtoll CR3 DMAR LL_USART_DisableDMAReq_RX + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableDMAReq_RX(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR3, USART_CR3_DMAR); +} + +/** + * @brief Check if DMA Mode is enabled for reception + * @rmtoll CR3 DMAR LL_USART_IsEnabledDMAReq_RX + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledDMAReq_RX(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR3, USART_CR3_DMAR) == (USART_CR3_DMAR)); +} + +/** + * @brief Enable DMA Mode for transmission + * @rmtoll CR3 DMAT LL_USART_EnableDMAReq_TX + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableDMAReq_TX(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR3, USART_CR3_DMAT); +} + +/** + * @brief Disable DMA Mode for transmission + * @rmtoll CR3 DMAT LL_USART_DisableDMAReq_TX + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableDMAReq_TX(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR3, USART_CR3_DMAT); +} + +/** + * @brief Check if DMA Mode is enabled for transmission + * @rmtoll CR3 DMAT LL_USART_IsEnabledDMAReq_TX + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledDMAReq_TX(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR3, USART_CR3_DMAT) == (USART_CR3_DMAT)); +} + +/** + * @brief Enable DMA Disabling on Reception Error + * @rmtoll CR3 DDRE LL_USART_EnableDMADeactOnRxErr + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_EnableDMADeactOnRxErr(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->CR3, USART_CR3_DDRE); +} + +/** + * @brief Disable DMA Disabling on Reception Error + * @rmtoll CR3 DDRE LL_USART_DisableDMADeactOnRxErr + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_DisableDMADeactOnRxErr(USART_TypeDef *USARTx) +{ + CLEAR_BIT(USARTx->CR3, USART_CR3_DDRE); +} + +/** + * @brief Indicate if DMA Disabling on Reception Error is disabled + * @rmtoll CR3 DDRE LL_USART_IsEnabledDMADeactOnRxErr + * @param USARTx USART Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_USART_IsEnabledDMADeactOnRxErr(USART_TypeDef *USARTx) +{ + return (READ_BIT(USARTx->CR3, USART_CR3_DDRE) == (USART_CR3_DDRE)); +} + +/** + * @brief Get the data register address used for DMA transfer + * @rmtoll RDR RDR LL_USART_DMA_GetRegAddr\n + * @rmtoll TDR TDR LL_USART_DMA_GetRegAddr + * @param USARTx USART Instance + * @param Direction This parameter can be one of the following values: + * @arg @ref LL_USART_DMA_REG_DATA_TRANSMIT + * @arg @ref LL_USART_DMA_REG_DATA_RECEIVE + * @retval Address of data register + */ +__STATIC_INLINE uint32_t LL_USART_DMA_GetRegAddr(USART_TypeDef *USARTx, uint32_t Direction) +{ + register uint32_t data_reg_addr = 0U; + + if (Direction == LL_USART_DMA_REG_DATA_TRANSMIT) + { + /* return address of TDR register */ + data_reg_addr = (uint32_t) &(USARTx->TDR); + } + else + { + /* return address of RDR register */ + data_reg_addr = (uint32_t) &(USARTx->RDR); + } + + return data_reg_addr; +} + +/** + * @} + */ + +/** @defgroup USART_LL_EF_Data_Management Data_Management + * @{ + */ + +/** + * @brief Read Receiver Data register (Receive Data value, 8 bits) + * @rmtoll RDR RDR LL_USART_ReceiveData8 + * @param USARTx USART Instance + * @retval Value between Min_Data=0x00 and Max_Data=0xFF + */ +__STATIC_INLINE uint8_t LL_USART_ReceiveData8(USART_TypeDef *USARTx) +{ + return (uint8_t)(READ_BIT(USARTx->RDR, USART_RDR_RDR)); +} + +/** + * @brief Read Receiver Data register (Receive Data value, 9 bits) + * @rmtoll RDR RDR LL_USART_ReceiveData9 + * @param USARTx USART Instance + * @retval Value between Min_Data=0x00 and Max_Data=0x1FF + */ +__STATIC_INLINE uint16_t LL_USART_ReceiveData9(USART_TypeDef *USARTx) +{ + return (uint16_t)(READ_BIT(USARTx->RDR, USART_RDR_RDR)); +} + +/** + * @brief Write in Transmitter Data Register (Transmit Data value, 8 bits) + * @rmtoll TDR TDR LL_USART_TransmitData8 + * @param USARTx USART Instance + * @param Value between Min_Data=0x00 and Max_Data=0xFF + * @retval None + */ +__STATIC_INLINE void LL_USART_TransmitData8(USART_TypeDef *USARTx, uint8_t Value) +{ + USARTx->TDR = Value; +} + +/** + * @brief Write in Transmitter Data Register (Transmit Data value, 9 bits) + * @rmtoll TDR TDR LL_USART_TransmitData9 + * @param USARTx USART Instance + * @param Value between Min_Data=0x00 and Max_Data=0x1FF + * @retval None + */ +__STATIC_INLINE void LL_USART_TransmitData9(USART_TypeDef *USARTx, uint16_t Value) +{ + USARTx->TDR = Value & 0x1FFU; +} + +/** + * @} + */ + +/** @defgroup USART_LL_EF_Execution Execution + * @{ + */ + +/** + * @brief Request an Automatic Baud Rate measurement on next received data frame + * @note Macro @ref IS_USART_AUTOBAUDRATE_DETECTION_INSTANCE(USARTx) can be used to check whether or not + * Auto Baud Rate detection feature is supported by the USARTx instance. + * @rmtoll RQR ABRRQ LL_USART_RequestAutoBaudRate + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_RequestAutoBaudRate(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->RQR, USART_RQR_ABRRQ); +} + +/** + * @brief Request Break sending + * @rmtoll RQR SBKRQ LL_USART_RequestBreakSending + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_RequestBreakSending(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->RQR, USART_RQR_SBKRQ); +} + +/** + * @brief Put USART in mute mode and set the RWU flag + * @rmtoll RQR MMRQ LL_USART_RequestEnterMuteMode + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_RequestEnterMuteMode(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->RQR, USART_RQR_MMRQ); +} + +/** + * @brief Request a Receive Data flush + * @rmtoll RQR RXFRQ LL_USART_RequestRxDataFlush + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_RequestRxDataFlush(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->RQR, USART_RQR_RXFRQ); +} + +/** + * @brief Request a Transmit data flush + * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not + * Smartcard feature is supported by the USARTx instance. + * @rmtoll RQR TXFRQ LL_USART_RequestTxDataFlush + * @param USARTx USART Instance + * @retval None + */ +__STATIC_INLINE void LL_USART_RequestTxDataFlush(USART_TypeDef *USARTx) +{ + SET_BIT(USARTx->RQR, USART_RQR_TXFRQ); +} + +/** + * @} + */ + +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup USART_LL_EF_Init Initialization and de-initialization functions + * @{ + */ +ErrorStatus LL_USART_DeInit(USART_TypeDef *USARTx); +ErrorStatus LL_USART_Init(USART_TypeDef *USARTx, LL_USART_InitTypeDef *USART_InitStruct); +void LL_USART_StructInit(LL_USART_InitTypeDef *USART_InitStruct); +ErrorStatus LL_USART_ClockInit(USART_TypeDef *USARTx, LL_USART_ClockInitTypeDef *USART_ClockInitStruct); +void LL_USART_ClockStructInit(LL_USART_ClockInitTypeDef *USART_ClockInitStruct); +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* USART1 || USART2 || USART4 || USART5 */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L0xx_LL_USART_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_utils.c b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_utils.c new file mode 100644 index 0000000000..aa6150fbb7 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_utils.c @@ -0,0 +1,582 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_utils.c + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief UTILS LL module driver. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx_ll_rcc.h" +#include "stm32l0xx_ll_utils.h" +#include "stm32l0xx_ll_system.h" +#include "stm32l0xx_ll_pwr.h" +#ifdef USE_FULL_ASSERT +#include "stm32_assert.h" +#else +#define assert_param(expr) ((void)0U) +#endif + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +/** @addtogroup UTILS_LL + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/** @addtogroup UTILS_LL_Private_Constants + * @{ + */ +#define UTILS_MAX_FREQUENCY_SCALE1 ((uint32_t)32000000U) /*!< Maximum frequency for system clock at power scale1, in Hz */ +#define UTILS_MAX_FREQUENCY_SCALE2 ((uint32_t)16000000U) /*!< Maximum frequency for system clock at power scale2, in Hz */ +#define UTILS_MAX_FREQUENCY_SCALE3 ((uint32_t)4000000U) /*!< Maximum frequency for system clock at power scale3, in Hz */ + +/* Defines used for PLL range */ +#define UTILS_PLLVCO_OUTPUT_SCALE1 ((uint32_t)96000000U) /*!< Frequency max for PLLVCO output at power scale1, in Hz */ +#define UTILS_PLLVCO_OUTPUT_SCALE2 ((uint32_t)48000000U) /*!< Frequency max for PLLVCO output at power scale2, in Hz */ +#define UTILS_PLLVCO_OUTPUT_SCALE3 ((uint32_t)24000000U) /*!< Frequency max for PLLVCO output at power scale3, in Hz */ + +/* Defines used for HSE range */ +#define UTILS_HSE_FREQUENCY_MIN ((uint32_t)1000000U) /*!< Frequency min for HSE frequency, in Hz */ +#define UTILS_HSE_FREQUENCY_MAX ((uint32_t)24000000U) /*!< Frequency max for HSE frequency, in Hz */ + +/* Defines used for FLASH latency according to HCLK Frequency */ +#define UTILS_SCALE1_LATENCY1_FREQ ((uint32_t)16000000U) /*!< HCLK frequency to set FLASH latency 1 in power scale 1 */ +#define UTILS_SCALE2_LATENCY1_FREQ ((uint32_t)8000000U) /*!< HCLK frequency to set FLASH latency 1 in power scale 2 */ +#define UTILS_SCALE3_LATENCY1_FREQ ((uint32_t)2000000U) /*!< HCLK frequency to set FLASH latency 1 in power scale 3 */ +/** + * @} + */ +/* Private macros ------------------------------------------------------------*/ +/** @addtogroup UTILS_LL_Private_Macros + * @{ + */ +#define IS_LL_UTILS_SYSCLK_DIV(__VALUE__) (((__VALUE__) == LL_RCC_SYSCLK_DIV_1) \ + || ((__VALUE__) == LL_RCC_SYSCLK_DIV_2) \ + || ((__VALUE__) == LL_RCC_SYSCLK_DIV_4) \ + || ((__VALUE__) == LL_RCC_SYSCLK_DIV_8) \ + || ((__VALUE__) == LL_RCC_SYSCLK_DIV_16) \ + || ((__VALUE__) == LL_RCC_SYSCLK_DIV_64) \ + || ((__VALUE__) == LL_RCC_SYSCLK_DIV_128) \ + || ((__VALUE__) == LL_RCC_SYSCLK_DIV_256) \ + || ((__VALUE__) == LL_RCC_SYSCLK_DIV_512)) + +#define IS_LL_UTILS_APB1_DIV(__VALUE__) (((__VALUE__) == LL_RCC_APB1_DIV_1) \ + || ((__VALUE__) == LL_RCC_APB1_DIV_2) \ + || ((__VALUE__) == LL_RCC_APB1_DIV_4) \ + || ((__VALUE__) == LL_RCC_APB1_DIV_8) \ + || ((__VALUE__) == LL_RCC_APB1_DIV_16)) + +#define IS_LL_UTILS_APB2_DIV(__VALUE__) (((__VALUE__) == LL_RCC_APB2_DIV_1) \ + || ((__VALUE__) == LL_RCC_APB2_DIV_2) \ + || ((__VALUE__) == LL_RCC_APB2_DIV_4) \ + || ((__VALUE__) == LL_RCC_APB2_DIV_8) \ + || ((__VALUE__) == LL_RCC_APB2_DIV_16)) + +#define IS_LL_UTILS_PLLMUL_VALUE(__VALUE__) (((__VALUE__) == LL_RCC_PLL_MUL_3) \ + || ((__VALUE__) == LL_RCC_PLL_MUL_4) \ + || ((__VALUE__) == LL_RCC_PLL_MUL_6) \ + || ((__VALUE__) == LL_RCC_PLL_MUL_8) \ + || ((__VALUE__) == LL_RCC_PLL_MUL_12) \ + || ((__VALUE__) == LL_RCC_PLL_MUL_16) \ + || ((__VALUE__) == LL_RCC_PLL_MUL_24) \ + || ((__VALUE__) == LL_RCC_PLL_MUL_32) \ + || ((__VALUE__) == LL_RCC_PLL_MUL_48)) + +#define IS_LL_UTILS_PLLDIV_VALUE(__VALUE__) (((__VALUE__) == LL_RCC_PLL_DIV_2) || ((__VALUE__) == LL_RCC_PLL_DIV_3) || \ + ((__VALUE__) == LL_RCC_PLL_DIV_4)) + +#define IS_LL_UTILS_PLLVCO_OUTPUT(__VALUE__) ((LL_PWR_GetRegulVoltageScaling() == LL_PWR_REGU_VOLTAGE_SCALE1) ? ((__VALUE__) <= UTILS_PLLVCO_OUTPUT_SCALE1) : \ + ((LL_PWR_GetRegulVoltageScaling() == LL_PWR_REGU_VOLTAGE_SCALE2) ? ((__VALUE__) <= UTILS_PLLVCO_OUTPUT_SCALE2) : \ + ((__VALUE__) <= UTILS_PLLVCO_OUTPUT_SCALE3))) + +#define IS_LL_UTILS_PLL_FREQUENCY(__VALUE__) ((LL_PWR_GetRegulVoltageScaling() == LL_PWR_REGU_VOLTAGE_SCALE1) ? ((__VALUE__) <= UTILS_MAX_FREQUENCY_SCALE1) : \ + ((LL_PWR_GetRegulVoltageScaling() == LL_PWR_REGU_VOLTAGE_SCALE2) ? ((__VALUE__) <= UTILS_MAX_FREQUENCY_SCALE2) : \ + ((__VALUE__) <= UTILS_MAX_FREQUENCY_SCALE3))) + +#define IS_LL_UTILS_HSE_BYPASS(__STATE__) (((__STATE__) == LL_UTILS_HSEBYPASS_ON) \ + || ((__STATE__) == LL_UTILS_HSEBYPASS_OFF)) + +#define IS_LL_UTILS_HSE_FREQUENCY(__FREQUENCY__) (((__FREQUENCY__) >= UTILS_HSE_FREQUENCY_MIN) && ((__FREQUENCY__) <= UTILS_HSE_FREQUENCY_MAX)) +/** + * @} + */ +/* Private function prototypes -----------------------------------------------*/ +/** @defgroup UTILS_LL_Private_Functions UTILS Private functions + * @{ + */ +static uint32_t UTILS_GetPLLOutputFrequency(uint32_t PLL_InputFrequency, + LL_UTILS_PLLInitTypeDef *UTILS_PLLInitStruct); +static ErrorStatus UTILS_SetFlashLatency(uint32_t Frequency); +static ErrorStatus UTILS_EnablePLLAndSwitchSystem(uint32_t SYSCLK_Frequency, LL_UTILS_ClkInitTypeDef *UTILS_ClkInitStruct); +static ErrorStatus UTILS_PLL_IsBusy(void); +/** + * @} + */ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup UTILS_LL_Exported_Functions + * @{ + */ + +/** @addtogroup UTILS_LL_EF_DELAY + * @{ + */ + +/** + * @brief This function configures the Cortex-M SysTick source to have 1ms time base. + * @note When a RTOS is used, it is recommended to avoid changing the Systick + * configuration by calling this function, for a delay use rather osDelay RTOS service. + * @param HCLKFrequency HCLK frequency in Hz + * @note HCLK frequency can be calculated thanks to RCC helper macro or function @ref LL_RCC_GetSystemClocksFreq + * @retval None + */ +void LL_Init1msTick(uint32_t HCLKFrequency) +{ + /* Use frequency provided in argument */ + LL_InitTick(HCLKFrequency, 1000U); +} + +/** + * @brief This function provides accurate delay (in milliseconds) based + * on SysTick counter flag + * @note When a RTOS is used, it is recommended to avoid using blocking delay + * and use rather osDelay service. + * @note To respect 1ms timebase, user should call @ref LL_Init1msTick function which + * will configure Systick to 1ms + * @param Delay specifies the delay time length, in milliseconds. + * @retval None + */ +void LL_mDelay(uint32_t Delay) +{ + __IO uint32_t tmp = SysTick->CTRL; /* Clear the COUNTFLAG first */ + /* Add this code to indicate that local variable is not used */ + ((void)tmp); + + /* Add a period to guaranty minimum wait */ + if (Delay < LL_MAX_DELAY) + { + Delay++; + } + + while (Delay) + { + if ((SysTick->CTRL & SysTick_CTRL_COUNTFLAG_Msk) != 0U) + { + Delay--; + } + } +} + +/** + * @} + */ + +/** @addtogroup UTILS_EF_SYSTEM + * @brief System Configuration functions + * + @verbatim + =============================================================================== + ##### System Configuration functions ##### + =============================================================================== + [..] + System, AHB and APB buses clocks configuration + + (+) The maximum frequency of the SYSCLK, HCLK, PCLK1 and PCLK2 is 32000000 Hz. + @endverbatim + @internal + Depending on the device voltage range, the maximum frequency should be + adapted accordingly: + (++) +----------------------------------------------------------------+ + (++) | Wait states | HCLK clock frequency (MHz) | + (++) | |------------------------------------------------| + (++) | (Latency) | voltage range | voltage range | + (++) | | 1.65 V - 3.6 V | 2.0 V - 3.6 V | + (++) | |----------------|---------------|---------------| + (++) | | VCORE = 1.2 V | VCORE = 1.5 V | VCORE = 1.8 V | + (++) |-------------- |----------------|---------------|---------------| + (++) |0WS(1CPU cycle)|0 < HCLK <= 2 |0 < HCLK <= 8 |0 < HCLK <= 16 | + (++) |---------------|----------------|---------------|---------------| + (++) |1WS(2CPU cycle)|2 < HCLK <= 4 |8 < HCLK <= 16 |16 < HCLK <= 32| + (++) +----------------------------------------------------------------+ + @endinternal + * @{ + */ + +/** + * @brief This function sets directly SystemCoreClock CMSIS variable. + * @note Variable can be calculated also through SystemCoreClockUpdate function. + * @param HCLKFrequency HCLK frequency in Hz (can be calculated thanks to RCC helper macro) + * @retval None + */ +void LL_SetSystemCoreClock(uint32_t HCLKFrequency) +{ + /* HCLK clock frequency */ + SystemCoreClock = HCLKFrequency; +} + +/** + * @brief This function configures system clock with HSI as clock source of the PLL + * @note The application need to ensure that PLL is disabled. + * @note Function is based on the following formula: + * - PLL output frequency = ((HSI frequency * PLLMul) / PLLDiv) + * - PLLMul: The application software must set correctly the PLL multiplication factor to avoid exceeding + * - 96 MHz as PLLVCO when the product is in range 1, + * - 48 MHz as PLLVCO when the product is in range 2, + * - 24 MHz when the product is in range 3 + * @note FLASH latency can be modified through this function. + * @param UTILS_PLLInitStruct pointer to a @ref LL_UTILS_PLLInitTypeDef structure that contains + * the configuration information for the PLL. + * @param UTILS_ClkInitStruct pointer to a @ref LL_UTILS_ClkInitTypeDef structure that contains + * the configuration information for the BUS prescalers. + * @retval An ErrorStatus enumeration value: + * - SUCCESS: Max frequency configuration done + * - ERROR: Max frequency configuration not done + */ +ErrorStatus LL_PLL_ConfigSystemClock_HSI(LL_UTILS_PLLInitTypeDef *UTILS_PLLInitStruct, + LL_UTILS_ClkInitTypeDef *UTILS_ClkInitStruct) +{ + ErrorStatus status = SUCCESS; + uint32_t pllfreq = 0U; + + /* Check if one of the PLL is enabled */ + if (UTILS_PLL_IsBusy() == SUCCESS) + { + /* Calculate the new PLL output frequency */ + pllfreq = UTILS_GetPLLOutputFrequency(HSI_VALUE, UTILS_PLLInitStruct); + + /* Enable HSI if not enabled */ + if (LL_RCC_HSI_IsReady() != 1U) + { + LL_RCC_HSI_Enable(); + while (LL_RCC_HSI_IsReady() != 1U) + { + /* Wait for HSI ready */ + } + } + + /* Configure PLL */ + LL_RCC_PLL_ConfigDomain_SYS(LL_RCC_PLLSOURCE_HSI, UTILS_PLLInitStruct->PLLMul, UTILS_PLLInitStruct->PLLDiv); + + /* Enable PLL and switch system clock to PLL */ + status = UTILS_EnablePLLAndSwitchSystem(pllfreq, UTILS_ClkInitStruct); + } + else + { + /* Current PLL configuration cannot be modified */ + status = ERROR; + } + + return status; +} + +/** + * @brief This function configures system clock with HSE as clock source of the PLL + * @note The application need to ensure that PLL is disabled. + * @note Function is based on the following formula: + * - PLL output frequency = ((HSE frequency * PLLMul) / PLLDiv) + * - PLLMul: The application software must set correctly the PLL multiplication factor to avoid exceeding + * - 96 MHz as PLLVCO when the product is in range 1, + * - 48 MHz as PLLVCO when the product is in range 2, + * - 24 MHz when the product is in range 3 + * @note FLASH latency can be modified through this function. + * @param HSEFrequency Value between Min_Data = 1000000 and Max_Data = 24000000 + * @param HSEBypass This parameter can be one of the following values: + * @arg @ref LL_UTILS_HSEBYPASS_ON + * @arg @ref LL_UTILS_HSEBYPASS_OFF + * @param UTILS_PLLInitStruct pointer to a @ref LL_UTILS_PLLInitTypeDef structure that contains + * the configuration information for the PLL. + * @param UTILS_ClkInitStruct pointer to a @ref LL_UTILS_ClkInitTypeDef structure that contains + * the configuration information for the BUS prescalers. + * @retval An ErrorStatus enumeration value: + * - SUCCESS: Max frequency configuration done + * - ERROR: Max frequency configuration not done + */ +ErrorStatus LL_PLL_ConfigSystemClock_HSE(uint32_t HSEFrequency, uint32_t HSEBypass, + LL_UTILS_PLLInitTypeDef *UTILS_PLLInitStruct, LL_UTILS_ClkInitTypeDef *UTILS_ClkInitStruct) +{ + ErrorStatus status = SUCCESS; + uint32_t pllfreq = 0U; + + /* Check the parameters */ + assert_param(IS_LL_UTILS_HSE_FREQUENCY(HSEFrequency)); + assert_param(IS_LL_UTILS_HSE_BYPASS(HSEBypass)); + + /* Check if one of the PLL is enabled */ + if (UTILS_PLL_IsBusy() == SUCCESS) + { + /* Calculate the new PLL output frequency */ + pllfreq = UTILS_GetPLLOutputFrequency(HSEFrequency, UTILS_PLLInitStruct); + + /* Enable HSE if not enabled */ + if (LL_RCC_HSE_IsReady() != 1U) + { + /* Check if need to enable HSE bypass feature or not */ + if (HSEBypass == LL_UTILS_HSEBYPASS_ON) + { + LL_RCC_HSE_EnableBypass(); + } + else + { + LL_RCC_HSE_DisableBypass(); + } + + /* Enable HSE */ + LL_RCC_HSE_Enable(); + while (LL_RCC_HSE_IsReady() != 1U) + { + /* Wait for HSE ready */ + } + } + + /* Configure PLL */ + LL_RCC_PLL_ConfigDomain_SYS(LL_RCC_PLLSOURCE_HSE, UTILS_PLLInitStruct->PLLMul, UTILS_PLLInitStruct->PLLDiv); + + /* Enable PLL and switch system clock to PLL */ + status = UTILS_EnablePLLAndSwitchSystem(pllfreq, UTILS_ClkInitStruct); + } + else + { + /* Current PLL configuration cannot be modified */ + status = ERROR; + } + + return status; +} + +/** + * @} + */ + +/** + * @} + */ + +/** @addtogroup UTILS_LL_Private_Functions + * @{ + */ +/** + * @brief Update number of Flash wait states in line with new frequency and current + voltage range. + * @param Frequency HCLK frequency + * @retval An ErrorStatus enumeration value: + * - SUCCESS: Latency has been modified + * - ERROR: Latency cannot be modified + */ +static ErrorStatus UTILS_SetFlashLatency(uint32_t Frequency) +{ + ErrorStatus status = SUCCESS; + + uint32_t latency = LL_FLASH_LATENCY_0; /* default value 0WS */ + + /* Frequency cannot be equal to 0 */ + if (Frequency == 0U) + { + status = ERROR; + } + else + { + if (LL_PWR_GetRegulVoltageScaling() == LL_PWR_REGU_VOLTAGE_SCALE1) + { + if (Frequency > UTILS_SCALE1_LATENCY1_FREQ) + { + /* 16 < HCLK <= 32 => 1WS (2 CPU cycles) */ + latency = LL_FLASH_LATENCY_1; + } + /* else HCLK < 16MHz default LL_FLASH_LATENCY_0 0WS */ + } + else if (LL_PWR_GetRegulVoltageScaling() == LL_PWR_REGU_VOLTAGE_SCALE2) + { + if (Frequency > UTILS_SCALE2_LATENCY1_FREQ) + { + /* 8 < HCLK <= 16 => 1WS (2 CPU cycles) */ + latency = LL_FLASH_LATENCY_1; + } + /* else HCLK < 8MHz default LL_FLASH_LATENCY_0 0WS */ + } + else + { + if (Frequency > UTILS_SCALE3_LATENCY1_FREQ) + { + /* 2 < HCLK <= 4 => 1WS (2 CPU cycles) */ + latency = LL_FLASH_LATENCY_1; + } + /* else HCLK < 4MHz default LL_FLASH_LATENCY_0 0WS */ + } + + LL_FLASH_SetLatency(latency); + + /* Check that the new number of wait states is taken into account to access the Flash + memory by reading the FLASH_ACR register */ + if (LL_FLASH_GetLatency() != latency) + { + status = ERROR; + } + } + return status; +} + +/** + * @brief Function to check that PLL can be modified + * @param PLL_InputFrequency PLL input frequency (in Hz) + * @param UTILS_PLLInitStruct pointer to a @ref LL_UTILS_PLLInitTypeDef structure that contains + * the configuration information for the PLL. + * @retval PLL output frequency (in Hz) + */ +static uint32_t UTILS_GetPLLOutputFrequency(uint32_t PLL_InputFrequency, LL_UTILS_PLLInitTypeDef *UTILS_PLLInitStruct) +{ + uint32_t pllfreq = 0U; + + /* Check the parameters */ + assert_param(IS_LL_UTILS_PLLMUL_VALUE(UTILS_PLLInitStruct->PLLMul)); + assert_param(IS_LL_UTILS_PLLDIV_VALUE(UTILS_PLLInitStruct->PLLDiv)); + + /* Check different PLL parameters according to RM */ + /* The application software must set correctly the PLL multiplication factor to avoid exceeding + 96 MHz as PLLVCO when the product is in range 1, + 48 MHz as PLLVCO when the product is in range 2, + 24 MHz when the product is in range 3. */ + pllfreq = PLL_InputFrequency * (PLLMulTable[UTILS_PLLInitStruct->PLLMul >> RCC_POSITION_PLLMUL]); + assert_param(IS_LL_UTILS_PLLVCO_OUTPUT(pllfreq)); + + /* The application software must set correctly the PLL multiplication factor to avoid exceeding + maximum frequency 32000000 in range 1 */ + pllfreq = pllfreq / ((UTILS_PLLInitStruct->PLLDiv >> RCC_POSITION_PLLDIV)+1U); + assert_param(IS_LL_UTILS_PLL_FREQUENCY(pllfreq)); + + return pllfreq; +} + +/** + * @brief Function to check that PLL can be modified + * @retval An ErrorStatus enumeration value: + * - SUCCESS: PLL modification can be done + * - ERROR: PLL is busy + */ +static ErrorStatus UTILS_PLL_IsBusy(void) +{ + ErrorStatus status = SUCCESS; + + /* Check if PLL is busy*/ + if (LL_RCC_PLL_IsReady() != 0U) + { + /* PLL configuration cannot be modified */ + status = ERROR; + } + + + return status; +} + +/** + * @brief Function to enable PLL and switch system clock to PLL + * @param SYSCLK_Frequency SYSCLK frequency + * @param UTILS_ClkInitStruct pointer to a @ref LL_UTILS_ClkInitTypeDef structure that contains + * the configuration information for the BUS prescalers. + * @retval An ErrorStatus enumeration value: + * - SUCCESS: No problem to switch system to PLL + * - ERROR: Problem to switch system to PLL + */ +static ErrorStatus UTILS_EnablePLLAndSwitchSystem(uint32_t SYSCLK_Frequency, LL_UTILS_ClkInitTypeDef *UTILS_ClkInitStruct) +{ + ErrorStatus status = SUCCESS; + uint32_t hclk_frequency = 0U; + + assert_param(IS_LL_UTILS_SYSCLK_DIV(UTILS_ClkInitStruct->AHBCLKDivider)); + assert_param(IS_LL_UTILS_APB1_DIV(UTILS_ClkInitStruct->APB1CLKDivider)); + assert_param(IS_LL_UTILS_APB2_DIV(UTILS_ClkInitStruct->APB2CLKDivider)); + + /* Calculate HCLK frequency */ + hclk_frequency = __LL_RCC_CALC_HCLK_FREQ(SYSCLK_Frequency, UTILS_ClkInitStruct->AHBCLKDivider); + + /* Increasing the number of wait states because of higher CPU frequency */ + if (SystemCoreClock < hclk_frequency) + { + /* Set FLASH latency to highest latency */ + status = UTILS_SetFlashLatency(hclk_frequency); + } + + /* Update system clock configuration */ + if (status == SUCCESS) + { + /* Enable PLL */ + LL_RCC_PLL_Enable(); + while (LL_RCC_PLL_IsReady() != 1U) + { + /* Wait for PLL ready */ + } + + /* Sysclk activation on the main PLL */ + LL_RCC_SetAHBPrescaler(UTILS_ClkInitStruct->AHBCLKDivider); + LL_RCC_SetSysClkSource(LL_RCC_SYS_CLKSOURCE_PLL); + while (LL_RCC_GetSysClkSource() != LL_RCC_SYS_CLKSOURCE_STATUS_PLL) + { + /* Wait for system clock switch to PLL */ + } + + /* Set APB1 & APB2 prescaler*/ + LL_RCC_SetAPB1Prescaler(UTILS_ClkInitStruct->APB1CLKDivider); + LL_RCC_SetAPB2Prescaler(UTILS_ClkInitStruct->APB2CLKDivider); + } + + /* Decreasing the number of wait states because of lower CPU frequency */ + if (SystemCoreClock > hclk_frequency) + { + /* Set FLASH latency to lowest latency */ + status = UTILS_SetFlashLatency(hclk_frequency); + } + + /* Update SystemCoreClock variable */ + if (status == SUCCESS) + { + LL_SetSystemCoreClock(hclk_frequency); + } + + return status; +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_utils.h b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_utils.h new file mode 100644 index 0000000000..aff9108120 --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_utils.h @@ -0,0 +1,283 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_utils.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief Header file of UTILS LL module. + @verbatim + ============================================================================== + ##### How to use this driver ##### + ============================================================================== + [..] + The LL UTILS driver contains a set of generic APIs that can be + used by user: + (+) Device electronic signature + (+) Timing functions + (+) PLL configuration functions + + @endverbatim + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L0xx_LL_UTILS_H +#define __STM32L0xx_LL_UTILS_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +/** @defgroup UTILS_LL UTILS + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ + +/* Private constants ---------------------------------------------------------*/ +/** @defgroup UTILS_LL_Private_Constants UTILS Private Constants + * @{ + */ + +/* Max delay can be used in LL_mDelay */ +#define LL_MAX_DELAY (uint32_t)0xFFFFFFFFU + +/** + * @brief Unique device ID register base address + */ +#define UID_BASE_ADDRESS UID_BASE + +/** + * @brief Flash size data register base address + */ +#define FLASHSIZE_BASE_ADDRESS FLASHSIZE_BASE + +/** + * @} + */ + +/* Private macros ------------------------------------------------------------*/ +/** @defgroup UTILS_LL_Private_Macros UTILS Private Macros + * @{ + */ +/** + * @} + */ +/* Exported types ------------------------------------------------------------*/ +/** @defgroup UTILS_LL_ES_INIT UTILS Exported structures + * @{ + */ +/** + * @brief UTILS PLL structure definition + */ +typedef struct +{ + uint32_t PLLMul; /*!< Multiplication factor for PLL VCO input clock. + This parameter can be a value of @ref RCC_LL_EC_PLL_MUL + + This feature can be modified afterwards using unitary function + @ref LL_RCC_PLL_ConfigDomain_SYS(). */ + + uint32_t PLLDiv; /*!< Division factor for PLL VCO output clock. + This parameter can be a value of @ref RCC_LL_EC_PLL_DIV + + This feature can be modified afterwards using unitary function + @ref LL_RCC_PLL_ConfigDomain_SYS(). */ +} LL_UTILS_PLLInitTypeDef; + +/** + * @brief UTILS System, AHB and APB buses clock configuration structure definition + */ +typedef struct +{ + uint32_t AHBCLKDivider; /*!< The AHB clock (HCLK) divider. This clock is derived from the system clock (SYSCLK). + This parameter can be a value of @ref RCC_LL_EC_SYSCLK_DIV + + This feature can be modified afterwards using unitary function + @ref LL_RCC_SetAHBPrescaler(). */ + + uint32_t APB1CLKDivider; /*!< The APB1 clock (PCLK1) divider. This clock is derived from the AHB clock (HCLK). + This parameter can be a value of @ref RCC_LL_EC_APB1_DIV + + This feature can be modified afterwards using unitary function + @ref LL_RCC_SetAPB1Prescaler(). */ + + uint32_t APB2CLKDivider; /*!< The APB2 clock (PCLK2) divider. This clock is derived from the AHB clock (HCLK). + This parameter can be a value of @ref RCC_LL_EC_APB2_DIV + + This feature can be modified afterwards using unitary function + @ref LL_RCC_SetAPB2Prescaler(). */ + +} LL_UTILS_ClkInitTypeDef; + +/** + * @} + */ + +/* Exported constants --------------------------------------------------------*/ +/** @defgroup UTILS_LL_Exported_Constants UTILS Exported Constants + * @{ + */ + +/** @defgroup UTILS_EC_HSE_BYPASS HSE Bypass activation + * @{ + */ +#define LL_UTILS_HSEBYPASS_OFF (uint32_t)0x00000000U /*!< HSE Bypass is not enabled */ +#define LL_UTILS_HSEBYPASS_ON (uint32_t)0x00000001U /*!< HSE Bypass is enabled */ +/** + * @} + */ + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @defgroup UTILS_LL_Exported_Functions UTILS Exported Functions + * @{ + */ + +/** @defgroup UTILS_EF_DEVICE_ELECTRONIC_SIGNATURE DEVICE ELECTRONIC SIGNATURE + * @{ + */ + +/** + * @brief Get Word0 of the unique device identifier (UID based on 96 bits) + * @retval UID[31:0] + */ +__STATIC_INLINE uint32_t LL_GetUID_Word0(void) +{ + return (uint32_t)(READ_REG(*((uint32_t *)UID_BASE_ADDRESS))); +} + +/** + * @brief Get Word1 of the unique device identifier (UID based on 96 bits) + * @retval UID[63:32] + */ +__STATIC_INLINE uint32_t LL_GetUID_Word1(void) +{ + return (uint32_t)(READ_REG(*((uint32_t *)(UID_BASE_ADDRESS + 4U)))); +} + +/** + * @brief Get Word2 of the unique device identifier (UID based on 96 bits) + * @retval UID[95:64] + */ +__STATIC_INLINE uint32_t LL_GetUID_Word2(void) +{ + return (uint32_t)(READ_REG(*((uint32_t *)(UID_BASE_ADDRESS + 8U)))); +} + +/** + * @brief Get Flash memory size + * @note This bitfield indicates the size of the device Flash memory expressed in + * Kbytes. As an example, 0x040 corresponds to 64 Kbytes. + * @retval FLASH_SIZE[15:0]: Flash memory size + */ +__STATIC_INLINE uint32_t LL_GetFlashSize(void) +{ + return (uint16_t)(READ_REG(*((uint32_t *)FLASHSIZE_BASE_ADDRESS))); +} + +/** + * @} + */ + +/** @defgroup UTILS_LL_EF_DELAY DELAY + * @{ + */ + +/** + * @brief This function configures the Cortex-M SysTick source of the time base. + * @param HCLKFrequency HCLK frequency in Hz (can be calculated thanks to RCC helper macro) + * @note When a RTOS is used, it is recommended to avoid changing the SysTick + * configuration by calling this function, for a delay use rather osDelay RTOS service. + * @param Ticks Number of ticks + * @retval None + */ +__STATIC_INLINE void LL_InitTick(uint32_t HCLKFrequency, uint32_t Ticks) +{ + /* Configure the SysTick to have interrupt in 1ms time base */ + SysTick->LOAD = (uint32_t)((HCLKFrequency / Ticks) - 1UL); /* set reload register */ + SysTick->VAL = 0UL; /* Load the SysTick Counter Value */ + SysTick->CTRL = SysTick_CTRL_CLKSOURCE_Msk | + SysTick_CTRL_ENABLE_Msk; /* Enable the Systick Timer */ +} + +void LL_Init1msTick(uint32_t HCLKFrequency); +void LL_mDelay(uint32_t Delay); + +/** + * @} + */ + +/** @defgroup UTILS_EF_SYSTEM SYSTEM + * @{ + */ + +void LL_SetSystemCoreClock(uint32_t HCLKFrequency); +ErrorStatus LL_PLL_ConfigSystemClock_HSI(LL_UTILS_PLLInitTypeDef *UTILS_PLLInitStruct, + LL_UTILS_ClkInitTypeDef *UTILS_ClkInitStruct); +ErrorStatus LL_PLL_ConfigSystemClock_HSE(uint32_t HSEFrequency, uint32_t HSEBypass, + LL_UTILS_PLLInitTypeDef *UTILS_PLLInitStruct, LL_UTILS_ClkInitTypeDef *UTILS_ClkInitStruct); + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L0xx_LL_UTILS_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_wwdg.h b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_wwdg.h new file mode 100644 index 0000000000..0db7d8eddc --- /dev/null +++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_wwdg.h @@ -0,0 +1,342 @@ +/** + ****************************************************************************** + * @file stm32l0xx_ll_wwdg.h + * @author MCD Application Team + * @version V1.7.0 + * @date 31-May-2016 + * @brief Header file of WWDG LL module. + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L0xx_LL_WWDG_H +#define __STM32L0xx_LL_WWDG_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx.h" + +/** @addtogroup STM32L0xx_LL_Driver + * @{ + */ + +#if defined (WWDG) + +/** @defgroup WWDG_LL WWDG + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ + +/* Private constants ---------------------------------------------------------*/ + +/* Private macros ------------------------------------------------------------*/ + +/* Exported types ------------------------------------------------------------*/ +/* Exported constants --------------------------------------------------------*/ +/** @defgroup WWDG_LL_Exported_Constants WWDG Exported Constants + * @{ + */ + + +/** @defgroup WWDG_LL_EC_IT IT Defines + * @brief IT defines which can be used with LL_WWDG_ReadReg and LL_WWDG_WriteReg functions + * @{ + */ +#define LL_WWDG_CFR_EWI WWDG_CFR_EWI +/** + * @} + */ + +/** @defgroup WWDG_LL_EC_PRESCALER PRESCALER +* @{ +*/ +#define LL_WWDG_PRESCALER_1 (uint32_t)0x00000000U /*!< WWDG counter clock = (PCLK1/4096)/1 */ +#define LL_WWDG_PRESCALER_2 WWDG_CFR_WDGTB_0 /*!< WWDG counter clock = (PCLK1/4096)/2 */ +#define LL_WWDG_PRESCALER_4 WWDG_CFR_WDGTB_1 /*!< WWDG counter clock = (PCLK1/4096)/4 */ +#define LL_WWDG_PRESCALER_8 (WWDG_CFR_WDGTB_0 | WWDG_CFR_WDGTB_1) /*!< WWDG counter clock = (PCLK1/4096)/8 */ +/** + * @} + */ + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/** @defgroup WWDG_LL_Exported_Macros WWDG Exported Macros + * @{ + */ +/** @defgroup WWDG_LL_EM_WRITE_READ Common Write and read registers macros + * @{ + */ +/** + * @brief Write a value in WWDG register + * @param __INSTANCE__ WWDG Instance + * @param __REG__ Register to be written + * @param __VALUE__ Value to be written in the register + * @retval None + */ +#define LL_WWDG_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) + +/** + * @brief Read a value in WWDG register + * @param __INSTANCE__ WWDG Instance + * @param __REG__ Register to be read + * @retval Register value + */ +#define LL_WWDG_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) +/** + * @} + */ + + +/** + * @} + */ + +/* Exported functions --------------------------------------------------------*/ +/** @defgroup WWDG_LL_Exported_Functions WWDG Exported Functions + * @{ + */ + +/** @defgroup WWDG_LL_EF_Configuration Configuration + * @{ + */ +/** + * @brief Enable Window Watchdog. The watchdog is always disabled after a reset. + * @note It is enabled by setting the WDGA bit in the WWDG_CR register, + * then it cannot be disabled again except by a reset. + * This bit is set by software and only cleared by hardware after a reset. + * When WDGA = 1, the watchdog can generate a reset. + * @rmtoll CR WDGA LL_WWDG_Enable + * @param WWDGx WWDG Instance + * @retval None + */ +__STATIC_INLINE void LL_WWDG_Enable(WWDG_TypeDef *WWDGx) +{ + SET_BIT(WWDGx->CR, WWDG_CR_WDGA); +} + +/** + * @brief Checks if Window Watchdog is enabled + * @rmtoll CR WDGA LL_WWDG_IsEnabled + * @param WWDGx WWDG Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_WWDG_IsEnabled(WWDG_TypeDef *WWDGx) +{ + return (READ_BIT(WWDGx->CR, WWDG_CR_WDGA) == (WWDG_CR_WDGA)); +} + +/** + * @brief Set the Watchdog counter value to provided value (7-bits T[6:0]) + * @note When writing to the WWDG_CR register, always write 1 in the MSB b6 to avoid generating an immediate reset + * This counter is decremented every (4096 x 2expWDGTB) PCLK cycles + * A reset is produced when it rolls over from 0x40 to 0x3F (bit T6 becomes cleared) + * Setting the counter lower then 0x40 causes an immediate reset (if WWDG enabled) + * @rmtoll CR T LL_WWDG_SetCounter + * @param WWDGx WWDG Instance + * @param Counter 0..0x7F (7 bit counter value) + * @retval None + */ +__STATIC_INLINE void LL_WWDG_SetCounter(WWDG_TypeDef *WWDGx, uint32_t Counter) +{ + MODIFY_REG(WWDGx->CR, WWDG_CR_T, Counter); +} + +/** + * @brief Return current Watchdog Counter Value (7 bits counter value) + * @rmtoll CR T LL_WWDG_GetCounter + * @param WWDGx WWDG Instance + * @retval 7 bit Watchdog Counter value + */ +__STATIC_INLINE uint32_t LL_WWDG_GetCounter(WWDG_TypeDef *WWDGx) +{ + return (uint32_t)(READ_BIT(WWDGx->CR, WWDG_CR_T)); +} + +/** + * @brief Set the time base of the prescaler (WDGTB). + * @note Prescaler is used to apply ratio on PCLK clock, so that Watchdog counter + * is decremented every (4096 x 2expWDGTB) PCLK cycles + * @rmtoll CFR WDGTB LL_WWDG_SetPrescaler + * @param WWDGx WWDG Instance + * @param Prescaler This parameter can be one of the following values: + * @arg @ref LL_WWDG_PRESCALER_1 + * @arg @ref LL_WWDG_PRESCALER_2 + * @arg @ref LL_WWDG_PRESCALER_4 + * @arg @ref LL_WWDG_PRESCALER_8 + * @retval None + */ +__STATIC_INLINE void LL_WWDG_SetPrescaler(WWDG_TypeDef *WWDGx, uint32_t Prescaler) +{ + MODIFY_REG(WWDGx->CFR, WWDG_CFR_WDGTB, Prescaler); +} + +/** + * @brief Return current Watchdog Prescaler Value + * @rmtoll CFR WDGTB LL_WWDG_GetPrescaler + * @param WWDGx WWDG Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_WWDG_PRESCALER_1 + * @arg @ref LL_WWDG_PRESCALER_2 + * @arg @ref LL_WWDG_PRESCALER_4 + * @arg @ref LL_WWDG_PRESCALER_8 + */ +__STATIC_INLINE uint32_t LL_WWDG_GetPrescaler(WWDG_TypeDef *WWDGx) +{ + return (uint32_t)(READ_BIT(WWDGx->CFR, WWDG_CFR_WDGTB)); +} + +/** + * @brief Set the Watchdog Window value to be compared to the downcounter (7-bits W[6:0]). + * @note This window value defines when write in the WWDG_CR register + * to program Watchdog counter is allowed. + * Watchdog counter value update must occur only when the counter value + * is lower than the Watchdog window register value. + * Otherwise, a MCU reset is generated if the 7-bit Watchdog counter value + * (in the control register) is refreshed before the downcounter has reached + * the watchdog window register value. + * Physically is possible to set the Window lower then 0x40 but it is not recommended. + * To generate an immediate reset, it is possible to set the Counter lower than 0x40. + * @rmtoll CFR W LL_WWDG_SetWindow + * @param WWDGx WWDG Instance + * @param Window 0x00..0x7F (7 bit Window value) + * @retval None + */ +__STATIC_INLINE void LL_WWDG_SetWindow(WWDG_TypeDef *WWDGx, uint32_t Window) +{ + MODIFY_REG(WWDGx->CFR, WWDG_CFR_W, Window); +} + +/** + * @brief Return current Watchdog Window Value (7 bits value) + * @rmtoll CFR W LL_WWDG_GetWindow + * @param WWDGx WWDG Instance + * @retval 7 bit Watchdog Window value + */ +__STATIC_INLINE uint32_t LL_WWDG_GetWindow(WWDG_TypeDef *WWDGx) +{ + return (uint32_t)(READ_BIT(WWDGx->CFR, WWDG_CFR_W)); +} + +/** + * @} + */ + +/** @defgroup WWDG_LL_EF_FLAG_Management FLAG_Management + * @{ + */ +/** + * @brief Indicates if the WWDG Early Wakeup Interrupt Flag is set or not. + * @note This bit is set by hardware when the counter has reached the value 0x40. + * It must be cleared by software by writing 0. + * A write of 1 has no effect. This bit is also set if the interrupt is not enabled. + * @rmtoll SR EWIF LL_WWDG_IsActiveFlag_EWKUP + * @param WWDGx WWDG Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_WWDG_IsActiveFlag_EWKUP(WWDG_TypeDef *WWDGx) +{ + return (READ_BIT(WWDGx->SR, WWDG_SR_EWIF) == (WWDG_SR_EWIF)); +} + +/** + * @brief Clear WWDG Early Wakeup Interrupt Flag (EWIF) + * @rmtoll SR EWIF LL_WWDG_ClearFlag_EWKUP + * @param WWDGx WWDG Instance + * @retval None + */ +__STATIC_INLINE void LL_WWDG_ClearFlag_EWKUP(WWDG_TypeDef *WWDGx) +{ + WRITE_REG(WWDGx->SR, ~WWDG_SR_EWIF); +} + +/** + * @} + */ + +/** @defgroup WWDG_LL_EF_IT_Management IT_Management + * @{ + */ +/** + * @brief Enable the Early Wakeup Interrupt. + * @note When set, an interrupt occurs whenever the counter reaches value 0x40. + * This interrupt is only cleared by hardware after a reset + * @rmtoll CFR EWI LL_WWDG_EnableIT_EWKUP + * @param WWDGx WWDG Instance + * @retval None + */ +__STATIC_INLINE void LL_WWDG_EnableIT_EWKUP(WWDG_TypeDef *WWDGx) +{ + SET_BIT(WWDGx->CFR, WWDG_CFR_EWI); +} + +/** + * @brief Check if Early Wakeup Interrupt is enabled + * @rmtoll CFR EWI LL_WWDG_IsEnabledIT_EWKUP + * @param WWDGx WWDG Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_WWDG_IsEnabledIT_EWKUP(WWDG_TypeDef *WWDGx) +{ + return (READ_BIT(WWDGx->CFR, WWDG_CFR_EWI) == (WWDG_CFR_EWI)); +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* WWDG */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L0xx_LL_WWDG_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/