mirror of https://github.com/ARMmbed/mbed-os.git
[NUCLEO_L073RZ] Add hal files
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/* mbed Microcontroller Library
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*******************************************************************************
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* Copyright (c) 2014, STMicroelectronics
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. Neither the name of STMicroelectronics nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*******************************************************************************
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*/
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#ifndef MBED_PERIPHERALNAMES_H
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#define MBED_PERIPHERALNAMES_H
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#include "cmsis.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef enum {
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ADC_1 = (int)ADC1_BASE
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} ADCName;
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typedef enum {
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DAC_1 = (int)DAC_BASE
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} DACName;
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typedef enum {
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UART_1 = (int)USART1_BASE,
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UART_2 = (int)USART2_BASE,
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UART_4 = (int)USART4_BASE,
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UART_5 = (int)USART5_BASE,
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LPUART_1 = (int)LPUART1_BASE
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} UARTName;
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#define STDIO_UART_TX PA_2
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#define STDIO_UART_RX PA_3
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#define STDIO_UART UART_2
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typedef enum {
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SPI_1 = (int)SPI1_BASE,
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SPI_2 = (int)SPI2_BASE
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} SPIName;
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typedef enum {
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I2C_1 = (int)I2C1_BASE,
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I2C_2 = (int)I2C2_BASE,
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I2C_3 = (int)I2C3_BASE
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} I2CName;
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typedef enum {
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PWM_2 = (int)TIM2_BASE,
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PWM_3 = (int)TIM3_BASE,
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PWM_21 = (int)TIM21_BASE,
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PWM_22 = (int)TIM22_BASE
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} PWMName;
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#ifdef __cplusplus
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}
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#endif
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#endif
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@ -0,0 +1,206 @@
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/* mbed Microcontroller Library
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*******************************************************************************
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* Copyright (c) 2014, STMicroelectronics
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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||||
* this list of conditions and the following disclaimer.
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||||
* 2. Redistributions in binary form must reproduce the above copyright notice,
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||||
* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. Neither the name of STMicroelectronics nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*******************************************************************************
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*/
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#include "PeripheralPins.h"
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// =====
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// Note: Commented lines are alternative possibilities which are not used per default.
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// If you change them, you will have also to modify the corresponding xxx_api.c file
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// for pwmout, analogin, analogout, ...
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// =====
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//*** ADC ***
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const PinMap PinMap_ADC[] = {
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{PA_0, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN0
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{PA_1, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN1
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{PA_2, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN2
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{PA_3, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN3
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{PA_4, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN4
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{PA_5, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN5
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{PA_6, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN6
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{PA_7, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN7
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{PB_0, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN8
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{PB_1, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN9
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{PC_0, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN10
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{PC_1, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN11
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{PC_2, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN12
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{PC_3, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN13
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{PC_4, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN14
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{PC_5, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN15
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{NC, NC, 0}
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};
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//*** DAC ***
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const PinMap PinMap_DAC[] = {
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{PA_4, DAC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // DAC_OUT1
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{PA_5, DAC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // DAC_OUT2
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{NC, NC, 0}
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};
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//*** I2C ***
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const PinMap PinMap_I2C_SDA[] = {
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{PA_10, I2C_1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF6_I2C1)},
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{PA_12, I2C_2, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF6_I2C2)},
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{PB_4, I2C_3, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF7_I2C3)},
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{PB_7, I2C_1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF1_I2C1)},
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{PB_9, I2C_1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C1)},
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{PB_11, I2C_2, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF6_I2C2)},
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{PB_14, I2C_2, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF5_I2C2)},
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{PC_1, I2C_3, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF7_I2C3)},
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{PC_9, I2C_3, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF7_I2C3)},
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{NC, NC, 0}
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};
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const PinMap PinMap_I2C_SCL[] = {
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{PA_8, I2C_3, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF7_I2C3)},
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{PA_9, I2C_1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF6_I2C1)},
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{PA_11, I2C_2, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF6_I2C2)},
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{PB_6, I2C_1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF1_I2C1)},
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{PB_8, I2C_1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C1)},
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{PB_10, I2C_2, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF6_I2C2)},
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{PB_13, I2C_2, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF5_I2C2)},
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{PC_0, I2C_3, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF7_I2C3)},
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{NC, NC, 0}
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};
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//*** PWM ***
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// TIM21 cannot be used because already used by the us_ticker
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const PinMap PinMap_PWM[] = {
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{PA_0, PWM_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM2)}, // TIM2_CH1
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{PA_1, PWM_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM2)}, // TIM2_CH2
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// {PA_2, PWM_21, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF0_TIM21)}, // TIM21_CH1
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// {PA_2, PWM_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM2)}, // TIM2_CH3 - used by STDIO TX
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// {PA_3, PWM_21, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF0_TIM21)}, // TIM21_CH2
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// {PA_3, PWM_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM2)}, // TIM2_CH4 - used by STDIO RX
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{PA_5, PWM_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_TIM2)}, // TIM2_CH1 - used also to drive the LED
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{PA_6, PWM_22, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_TIM22)}, // TIM22_CH1
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// {PA_6, PWM_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3)}, // TIM3_CH1
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{PA_7, PWM_22, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_TIM22)}, // TIM22_CH2
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// {PA_7, PWM_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3)}, // TIM3_CH2
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{PA_15, PWM_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_TIM2)}, // TIM2_CH1
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{PB_0, PWM_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3)}, // TIM3_CH3
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{PB_1, PWM_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3)}, // TIM3_CH4
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{PB_3, PWM_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM2)}, // TIM2_CH2
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{PB_4, PWM_22, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF4_TIM22)}, // TIM22_CH1
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// {PB_4, PWM_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3)}, // TIM3_CH1
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{PB_5, PWM_22, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF4_TIM22)}, // TIM22_CH2
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// {PB_5, PWM_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3)}, // TIM3_CH2
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{PB_10, PWM_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM2)}, // TIM2_CH3
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{PB_11, PWM_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM2)}, // TIM2_CH4
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// {PB_13, PWM_21, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_TIM21)}, // TIM21_CH1
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// {PB_14, PWM_21, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_TIM21)}, // TIM21_CH2
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{PC_6, PWM_22, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF0_TIM22)}, // TIM22_CH1
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// {PC_6, PWM_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3)}, // TIM3_CH1
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{PC_7, PWM_22, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF0_TIM22)}, // TIM22_CH2
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// {PC_7, PWM_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3)}, // TIM3_CH2
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{PC_8, PWM_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3)}, // TIM3_CH3
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{PC_9, PWM_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3)}, // TIM3_CH4
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{NC, NC, 0}
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};
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//*** SERIAL ***
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const PinMap PinMap_UART_TX[] = {
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{PA_0, UART_4, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_USART4)},
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{PA_2, UART_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF4_USART2)},
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// {PA_2, LPUART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_LPUART1)},
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{PA_9, UART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF4_USART1)},
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// {PA_14, UART_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF4_USART2)}, // Warning: this pin is used by SWCLK
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// {PA_14, LPUART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_LPUART1)}, // Warning: this pin is used by SWCLK
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{PB_3, UART_5, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_USART5)},
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{PB_6, UART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF0_USART1)},
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{PB_10, LPUART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF4_LPUART1)},
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// {PB_11, LPUART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_LPUART1)}, // Already used by UART_RX
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{PC_1, LPUART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_LPUART1)},
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{PC_4, LPUART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_LPUART1)},
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// {PC_10, LPUART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF0_LPUART1)},
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{PC_10, UART_4, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_USART4)},
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{PC_12, UART_5, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_USART5)},
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{NC, NC, 0}
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};
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const PinMap PinMap_UART_RX[] = {
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{PA_1, UART_4, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_USART4)},
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{PA_3, UART_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF4_USART2)},
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// {PA_3, LPUART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_LPUART1)},
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{PA_10, UART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF4_USART1)},
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// {PA_13, LPUART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_LPUART1)}, // Warning: this pin is used by SWDIO
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{PA_15, UART_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF4_USART2)},
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{PB_4, UART_5, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_USART5)},
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{PB_7, UART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF0_USART1)},
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// {PB_10, LPUART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_LPUART1)}, // Already used by UART_TX
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{PB_11, LPUART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF4_LPUART1)},
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{PC_0, LPUART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_LPUART1)},
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{PC_5, LPUART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_LPUART1)},
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// {PC_11, LPUART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF0_LPUART1)},
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{PC_11, UART_4, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_USART4)},
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{PD_2, UART_5, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_USART5)},
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{NC, NC, 0}
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};
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//*** SPI ***
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const PinMap PinMap_SPI_MOSI[] = {
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{PA_7, SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF0_SPI1)},
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{PA_12, SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF0_SPI1)},
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{PB_5, SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF0_SPI1)},
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{PB_15, SPI_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF0_SPI2)},
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{PC_3, SPI_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_SPI2)},
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{NC, NC, 0}
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};
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const PinMap PinMap_SPI_MISO[] = {
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{PA_6, SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF0_SPI1)},
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{PA_11, SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF0_SPI1)},
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{PB_4, SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF0_SPI1)},
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{PB_14, SPI_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF0_SPI2)},
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{PC_2, SPI_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_SPI2)},
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{NC, NC, 0}
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};
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const PinMap PinMap_SPI_SCLK[] = {
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{PA_5, SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF0_SPI1)},
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{PB_3, SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF0_SPI1)},
|
||||
{PB_10, SPI_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI2)},
|
||||
{PB_13, SPI_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF0_SPI2)},
|
||||
{NC, NC, 0}
|
||||
};
|
||||
|
||||
const PinMap PinMap_SPI_SSEL[] = {
|
||||
{PA_4, SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF0_SPI1)},
|
||||
{PA_15, SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF0_SPI1)},
|
||||
{PB_9, SPI_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI2)},
|
||||
{PB_12, SPI_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF0_SPI2)},
|
||||
{NC, NC, 0}
|
||||
};
|
|
@ -0,0 +1,183 @@
|
|||
/* mbed Microcontroller Library
|
||||
*******************************************************************************
|
||||
* Copyright (c) 2014, STMicroelectronics
|
||||
* All rights reserved.
|
||||
*
|
||||
* 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.
|
||||
*******************************************************************************
|
||||
*/
|
||||
#ifndef MBED_PINNAMES_H
|
||||
#define MBED_PINNAMES_H
|
||||
|
||||
#include "cmsis.h"
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
// See stm32l0xx_hal_gpio.h and stm32l0xx_hal_gpio_ex.h for values of MODE, PUPD and AFNUM
|
||||
#define STM_PIN_DATA(MODE, PUPD, AFNUM) ((int)(((AFNUM) << 7) | ((PUPD) << 4) | ((MODE) << 0)))
|
||||
#define STM_PIN_MODE(X) (((X) >> 0) & 0x0F)
|
||||
#define STM_PIN_PUPD(X) (((X) >> 4) & 0x07)
|
||||
#define STM_PIN_AFNUM(X) (((X) >> 7) & 0x0F)
|
||||
#define STM_MODE_INPUT (0)
|
||||
#define STM_MODE_OUTPUT_PP (1)
|
||||
#define STM_MODE_OUTPUT_OD (2)
|
||||
#define STM_MODE_AF_PP (3)
|
||||
#define STM_MODE_AF_OD (4)
|
||||
#define STM_MODE_ANALOG (5)
|
||||
#define STM_MODE_IT_RISING (6)
|
||||
#define STM_MODE_IT_FALLING (7)
|
||||
#define STM_MODE_IT_RISING_FALLING (8)
|
||||
#define STM_MODE_EVT_RISING (9)
|
||||
#define STM_MODE_EVT_FALLING (10)
|
||||
#define STM_MODE_EVT_RISING_FALLING (11)
|
||||
#define STM_MODE_IT_EVT_RESET (12)
|
||||
|
||||
// High nibble = port number (0=A, 1=B, 2=C, 3=D, 4=E, 5=F, 6=G, 7=H)
|
||||
// Low nibble = pin number
|
||||
#define STM_PORT(X) (((uint32_t)(X) >> 4) & 0xF)
|
||||
#define STM_PIN(X) ((uint32_t)(X) & 0xF)
|
||||
|
||||
typedef enum {
|
||||
PIN_INPUT,
|
||||
PIN_OUTPUT
|
||||
} PinDirection;
|
||||
|
||||
typedef enum {
|
||||
PA_0 = 0x00,
|
||||
PA_1 = 0x01,
|
||||
PA_2 = 0x02,
|
||||
PA_3 = 0x03,
|
||||
PA_4 = 0x04,
|
||||
PA_5 = 0x05,
|
||||
PA_6 = 0x06,
|
||||
PA_7 = 0x07,
|
||||
PA_8 = 0x08,
|
||||
PA_9 = 0x09,
|
||||
PA_10 = 0x0A,
|
||||
PA_11 = 0x0B,
|
||||
PA_12 = 0x0C,
|
||||
PA_13 = 0x0D,
|
||||
PA_14 = 0x0E,
|
||||
PA_15 = 0x0F,
|
||||
|
||||
PB_0 = 0x10,
|
||||
PB_1 = 0x11,
|
||||
PB_2 = 0x12,
|
||||
PB_3 = 0x13,
|
||||
PB_4 = 0x14,
|
||||
PB_5 = 0x15,
|
||||
PB_6 = 0x16,
|
||||
PB_7 = 0x17,
|
||||
PB_8 = 0x18,
|
||||
PB_9 = 0x19,
|
||||
PB_10 = 0x1A,
|
||||
PB_11 = 0x1B,
|
||||
PB_12 = 0x1C,
|
||||
PB_13 = 0x1D,
|
||||
PB_14 = 0x1E,
|
||||
PB_15 = 0x1F,
|
||||
|
||||
PC_0 = 0x20,
|
||||
PC_1 = 0x21,
|
||||
PC_2 = 0x22,
|
||||
PC_3 = 0x23,
|
||||
PC_4 = 0x24,
|
||||
PC_5 = 0x25,
|
||||
PC_6 = 0x26,
|
||||
PC_7 = 0x27,
|
||||
PC_8 = 0x28,
|
||||
PC_9 = 0x29,
|
||||
PC_10 = 0x2A,
|
||||
PC_11 = 0x2B,
|
||||
PC_12 = 0x2C,
|
||||
PC_13 = 0x2D,
|
||||
PC_14 = 0x2E,
|
||||
PC_15 = 0x2F,
|
||||
|
||||
PD_2 = 0x32,
|
||||
|
||||
PH_0 = 0x70,
|
||||
PH_1 = 0x71,
|
||||
|
||||
// Arduino connector namings
|
||||
A0 = PA_0,
|
||||
A1 = PA_1,
|
||||
A2 = PA_4,
|
||||
A3 = PB_0,
|
||||
A4 = PC_1,
|
||||
A5 = PC_0,
|
||||
D0 = PA_3,
|
||||
D1 = PA_2,
|
||||
D2 = PA_10,
|
||||
D3 = PB_3,
|
||||
D4 = PB_5,
|
||||
D5 = PB_4,
|
||||
D6 = PB_10,
|
||||
D7 = PA_8,
|
||||
D8 = PA_9,
|
||||
D9 = PC_7,
|
||||
D10 = PB_6,
|
||||
D11 = PA_7,
|
||||
D12 = PA_6,
|
||||
D13 = PA_5,
|
||||
D14 = PB_9,
|
||||
D15 = PB_8,
|
||||
|
||||
// Generic signals namings
|
||||
LED1 = PA_5,
|
||||
LED2 = PA_5,
|
||||
LED3 = PA_5,
|
||||
LED4 = PA_5,
|
||||
USER_BUTTON = PC_13,
|
||||
SERIAL_TX = PA_2,
|
||||
SERIAL_RX = PA_3,
|
||||
USBTX = PA_2,
|
||||
USBRX = PA_3,
|
||||
I2C_SCL = PB_8,
|
||||
I2C_SDA = PB_9,
|
||||
SPI_MOSI = PA_7,
|
||||
SPI_MISO = PA_6,
|
||||
SPI_SCK = PA_5,
|
||||
SPI_CS = PB_6,
|
||||
PWM_OUT = PB_3,
|
||||
|
||||
// Not connected
|
||||
NC = (int)0xFFFFFFFF
|
||||
} PinName;
|
||||
|
||||
typedef enum {
|
||||
PullNone = 0,
|
||||
PullUp = 1,
|
||||
PullDown = 2,
|
||||
OpenDrain = 3,
|
||||
PullDefault = PullNone
|
||||
} PinMode;
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif
|
|
@ -0,0 +1,48 @@
|
|||
/* mbed Microcontroller Library
|
||||
*******************************************************************************
|
||||
* Copyright (c) 2014, STMicroelectronics
|
||||
* All rights reserved.
|
||||
*
|
||||
* 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.
|
||||
*******************************************************************************
|
||||
*/
|
||||
#ifndef MBED_PORTNAMES_H
|
||||
#define MBED_PORTNAMES_H
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
typedef enum {
|
||||
PortA = 0,
|
||||
PortB = 1,
|
||||
PortC = 2,
|
||||
PortD = 3,
|
||||
PortH = 7
|
||||
} PortName;
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
#endif
|
|
@ -0,0 +1,70 @@
|
|||
/* mbed Microcontroller Library
|
||||
*******************************************************************************
|
||||
* Copyright (c) 2014, STMicroelectronics
|
||||
* All rights reserved.
|
||||
*
|
||||
* 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.
|
||||
*******************************************************************************
|
||||
*/
|
||||
#ifndef MBED_DEVICE_H
|
||||
#define MBED_DEVICE_H
|
||||
|
||||
#define DEVICE_PORTIN 1
|
||||
#define DEVICE_PORTOUT 1
|
||||
#define DEVICE_PORTINOUT 1
|
||||
|
||||
#define DEVICE_INTERRUPTIN 1
|
||||
|
||||
#define DEVICE_ANALOGIN 1
|
||||
#define DEVICE_ANALOGOUT 1
|
||||
|
||||
#define DEVICE_SERIAL 1
|
||||
|
||||
#define DEVICE_I2C 1
|
||||
#define DEVICE_I2CSLAVE 1
|
||||
|
||||
#define DEVICE_SPI 1
|
||||
#define DEVICE_SPISLAVE 1
|
||||
|
||||
#define DEVICE_RTC 1
|
||||
|
||||
#define DEVICE_PWMOUT 1
|
||||
|
||||
#define DEVICE_SLEEP 1
|
||||
|
||||
//=======================================
|
||||
|
||||
#define DEVICE_SEMIHOST 0
|
||||
#define DEVICE_LOCALFILESYSTEM 0
|
||||
#define DEVICE_ID_LENGTH 24
|
||||
|
||||
#define DEVICE_DEBUG_AWARENESS 0
|
||||
|
||||
#define DEVICE_STDIO_MESSAGES 1
|
||||
|
||||
#define DEVICE_ERROR_RED 0
|
||||
|
||||
#include "objects.h"
|
||||
|
||||
#endif
|
|
@ -0,0 +1,109 @@
|
|||
/* mbed Microcontroller Library
|
||||
*******************************************************************************
|
||||
* Copyright (c) 2014, STMicroelectronics
|
||||
* All rights reserved.
|
||||
*
|
||||
* 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.
|
||||
*******************************************************************************
|
||||
*/
|
||||
#ifndef MBED_OBJECTS_H
|
||||
#define MBED_OBJECTS_H
|
||||
|
||||
#include "cmsis.h"
|
||||
#include "PortNames.h"
|
||||
#include "PeripheralNames.h"
|
||||
#include "PinNames.h"
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
struct gpio_irq_s {
|
||||
IRQn_Type irq_n;
|
||||
uint32_t irq_index;
|
||||
uint32_t event;
|
||||
PinName pin;
|
||||
};
|
||||
|
||||
struct port_s {
|
||||
PortName port;
|
||||
uint32_t mask;
|
||||
PinDirection direction;
|
||||
__IO uint32_t *reg_in;
|
||||
__IO uint32_t *reg_out;
|
||||
};
|
||||
|
||||
struct analogin_s {
|
||||
ADCName adc;
|
||||
PinName pin;
|
||||
};
|
||||
|
||||
struct dac_s {
|
||||
DACName dac;
|
||||
PinName pin;
|
||||
};
|
||||
|
||||
struct serial_s {
|
||||
UARTName uart;
|
||||
int index; // Used by irq
|
||||
uint32_t baudrate;
|
||||
uint32_t databits;
|
||||
uint32_t stopbits;
|
||||
uint32_t parity;
|
||||
PinName pin_tx;
|
||||
PinName pin_rx;
|
||||
};
|
||||
|
||||
struct spi_s {
|
||||
SPIName spi;
|
||||
uint32_t bits;
|
||||
uint32_t cpol;
|
||||
uint32_t cpha;
|
||||
uint32_t mode;
|
||||
uint32_t nss;
|
||||
uint32_t br_presc;
|
||||
PinName pin_miso;
|
||||
PinName pin_mosi;
|
||||
PinName pin_sclk;
|
||||
PinName pin_ssel;
|
||||
};
|
||||
|
||||
struct i2c_s {
|
||||
I2CName i2c;
|
||||
};
|
||||
|
||||
struct pwmout_s {
|
||||
PWMName pwm;
|
||||
PinName pin;
|
||||
uint32_t period;
|
||||
uint32_t pulse;
|
||||
};
|
||||
|
||||
#include "gpio_object.h"
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif
|
|
@ -0,0 +1,203 @@
|
|||
/* mbed Microcontroller Library
|
||||
*******************************************************************************
|
||||
* Copyright (c) 2014, STMicroelectronics
|
||||
* All rights reserved.
|
||||
*
|
||||
* 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.
|
||||
*******************************************************************************
|
||||
*/
|
||||
#include "rtc_api.h"
|
||||
|
||||
#if DEVICE_RTC
|
||||
|
||||
#include "mbed_error.h"
|
||||
|
||||
static int rtc_inited = 0;
|
||||
|
||||
static RTC_HandleTypeDef RtcHandle;
|
||||
|
||||
void rtc_init(void)
|
||||
{
|
||||
RCC_OscInitTypeDef RCC_OscInitStruct;
|
||||
uint32_t rtc_freq = 0;
|
||||
|
||||
if (rtc_inited) return;
|
||||
rtc_inited = 1;
|
||||
|
||||
RtcHandle.Instance = RTC;
|
||||
|
||||
// Enable Power clock
|
||||
__PWR_CLK_ENABLE();
|
||||
|
||||
// Enable access to Backup domain
|
||||
HAL_PWR_EnableBkUpAccess();
|
||||
|
||||
// Reset Backup domain
|
||||
__HAL_RCC_BACKUPRESET_FORCE();
|
||||
__HAL_RCC_BACKUPRESET_RELEASE();
|
||||
|
||||
// Enable LSE Oscillator
|
||||
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSE;
|
||||
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE; // Mandatory, otherwise the PLL is reconfigured!
|
||||
RCC_OscInitStruct.LSEState = RCC_LSE_ON; // External 32.768 kHz clock on OSC_IN/OSC_OUT
|
||||
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) == HAL_OK) {
|
||||
// Connect LSE to RTC
|
||||
__HAL_RCC_RTC_CLKPRESCALER(RCC_RTCCLKSOURCE_LSE);
|
||||
__HAL_RCC_RTC_CONFIG(RCC_RTCCLKSOURCE_LSE);
|
||||
rtc_freq = LSE_VALUE;
|
||||
} else {
|
||||
// Enable LSI clock
|
||||
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI | RCC_OSCILLATORTYPE_LSE;
|
||||
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE; // Mandatory, otherwise the PLL is reconfigured!
|
||||
RCC_OscInitStruct.LSEState = RCC_LSE_OFF;
|
||||
RCC_OscInitStruct.LSIState = RCC_LSI_ON;
|
||||
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) {
|
||||
error("RTC error: LSI clock initialization failed.");
|
||||
}
|
||||
// Connect LSI to RTC
|
||||
__HAL_RCC_RTC_CLKPRESCALER(RCC_RTCCLKSOURCE_LSI);
|
||||
__HAL_RCC_RTC_CONFIG(RCC_RTCCLKSOURCE_LSI);
|
||||
// This value is LSI typical value. To be measured precisely using a timer input capture for example.
|
||||
rtc_freq = 32000;
|
||||
}
|
||||
|
||||
// Enable RTC
|
||||
__HAL_RCC_RTC_ENABLE();
|
||||
|
||||
RtcHandle.Init.HourFormat = RTC_HOURFORMAT_24;
|
||||
RtcHandle.Init.AsynchPrediv = 127;
|
||||
RtcHandle.Init.SynchPrediv = (rtc_freq / 128) - 1;
|
||||
RtcHandle.Init.OutPut = RTC_OUTPUT_DISABLE;
|
||||
RtcHandle.Init.OutPutPolarity = RTC_OUTPUT_POLARITY_HIGH;
|
||||
RtcHandle.Init.OutPutType = RTC_OUTPUT_TYPE_OPENDRAIN;
|
||||
|
||||
if (HAL_RTC_Init(&RtcHandle) != HAL_OK) {
|
||||
error("RTC error: RTC initialization failed.");
|
||||
}
|
||||
}
|
||||
|
||||
void rtc_free(void)
|
||||
{
|
||||
// Enable Power clock
|
||||
__PWR_CLK_ENABLE();
|
||||
|
||||
// Enable access to Backup domain
|
||||
HAL_PWR_EnableBkUpAccess();
|
||||
|
||||
// Reset Backup domain
|
||||
__HAL_RCC_BACKUPRESET_FORCE();
|
||||
__HAL_RCC_BACKUPRESET_RELEASE();
|
||||
|
||||
// Disable access to Backup domain
|
||||
HAL_PWR_DisableBkUpAccess();
|
||||
|
||||
// Disable LSI and LSE clocks
|
||||
RCC_OscInitTypeDef RCC_OscInitStruct;
|
||||
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI | RCC_OSCILLATORTYPE_LSE;
|
||||
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
|
||||
RCC_OscInitStruct.LSIState = RCC_LSI_OFF;
|
||||
RCC_OscInitStruct.LSEState = RCC_LSE_OFF;
|
||||
HAL_RCC_OscConfig(&RCC_OscInitStruct);
|
||||
|
||||
rtc_inited = 0;
|
||||
}
|
||||
|
||||
int rtc_isenabled(void)
|
||||
{
|
||||
return rtc_inited;
|
||||
}
|
||||
|
||||
/*
|
||||
RTC Registers
|
||||
RTC_WeekDay 1=monday, 2=tuesday, ..., 7=sunday
|
||||
RTC_Month 1=january, 2=february, ..., 12=december
|
||||
RTC_Date day of the month 1-31
|
||||
RTC_Year year 0-99
|
||||
struct tm
|
||||
tm_sec seconds after the minute 0-61
|
||||
tm_min minutes after the hour 0-59
|
||||
tm_hour hours since midnight 0-23
|
||||
tm_mday day of the month 1-31
|
||||
tm_mon months since January 0-11
|
||||
tm_year years since 1900
|
||||
tm_wday days since Sunday 0-6
|
||||
tm_yday days since January 1 0-365
|
||||
tm_isdst Daylight Saving Time flag
|
||||
*/
|
||||
time_t rtc_read(void)
|
||||
{
|
||||
RTC_DateTypeDef dateStruct;
|
||||
RTC_TimeTypeDef timeStruct;
|
||||
struct tm timeinfo;
|
||||
|
||||
RtcHandle.Instance = RTC;
|
||||
|
||||
// Read actual date and time
|
||||
// Warning: the time must be read first!
|
||||
HAL_RTC_GetTime(&RtcHandle, &timeStruct, FORMAT_BIN);
|
||||
HAL_RTC_GetDate(&RtcHandle, &dateStruct, FORMAT_BIN);
|
||||
|
||||
// Setup a tm structure based on the RTC
|
||||
timeinfo.tm_wday = dateStruct.WeekDay;
|
||||
timeinfo.tm_mon = dateStruct.Month - 1;
|
||||
timeinfo.tm_mday = dateStruct.Date;
|
||||
timeinfo.tm_year = dateStruct.Year + 100;
|
||||
timeinfo.tm_hour = timeStruct.Hours;
|
||||
timeinfo.tm_min = timeStruct.Minutes;
|
||||
timeinfo.tm_sec = timeStruct.Seconds;
|
||||
|
||||
// Convert to timestamp
|
||||
time_t t = mktime(&timeinfo);
|
||||
|
||||
return t;
|
||||
}
|
||||
|
||||
void rtc_write(time_t t)
|
||||
{
|
||||
RTC_DateTypeDef dateStruct;
|
||||
RTC_TimeTypeDef timeStruct;
|
||||
|
||||
RtcHandle.Instance = RTC;
|
||||
|
||||
// Convert the time into a tm
|
||||
struct tm *timeinfo = localtime(&t);
|
||||
|
||||
// Fill RTC structures
|
||||
dateStruct.WeekDay = timeinfo->tm_wday;
|
||||
dateStruct.Month = timeinfo->tm_mon + 1;
|
||||
dateStruct.Date = timeinfo->tm_mday;
|
||||
dateStruct.Year = timeinfo->tm_year - 100;
|
||||
timeStruct.Hours = timeinfo->tm_hour;
|
||||
timeStruct.Minutes = timeinfo->tm_min;
|
||||
timeStruct.Seconds = timeinfo->tm_sec;
|
||||
timeStruct.TimeFormat = RTC_HOURFORMAT12_PM;
|
||||
timeStruct.DayLightSaving = RTC_DAYLIGHTSAVING_NONE;
|
||||
timeStruct.StoreOperation = RTC_STOREOPERATION_RESET;
|
||||
|
||||
// Change the RTC current date/time
|
||||
HAL_RTC_SetDate(&RtcHandle, &dateStruct, FORMAT_BIN);
|
||||
HAL_RTC_SetTime(&RtcHandle, &timeStruct, FORMAT_BIN);
|
||||
}
|
||||
|
||||
#endif
|
Loading…
Reference in New Issue