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[NUCLEO_F0] Align hal files

pull/701/head
bcostm 2014-11-14 11:01:47 +01:00
parent 23761ee73e
commit ac6b5cb06b
13 changed files with 68 additions and 57 deletions
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3
libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_F030R8/PinNames.h
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@ -36,12 +36,11 @@
extern "C" { extern "C" {
#endif #endif
// See stm32f0xx_hal_gpio.h and stm32f0xx_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_DATA(MODE, PUPD, AFNUM) ((int)(((AFNUM) << 7) | ((PUPD) << 4) | ((MODE) << 0)))
#define STM_PIN_MODE(X) (((X) >> 0) & 0x0F) #define STM_PIN_MODE(X) (((X) >> 0) & 0x0F)
#define STM_PIN_PUPD(X) (((X) >> 4) & 0x07) #define STM_PIN_PUPD(X) (((X) >> 4) & 0x07)
#define STM_PIN_AFNUM(X) (((X) >> 7) & 0x0F) #define STM_PIN_AFNUM(X) (((X) >> 7) & 0x0F)
#define STM_MODE_INPUT (0) #define STM_MODE_INPUT (0)
#define STM_MODE_OUTPUT_PP (1) #define STM_MODE_OUTPUT_PP (1)
#define STM_MODE_OUTPUT_OD (2) #define STM_MODE_OUTPUT_OD (2)

2
libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_F030R8/device.h
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@ -63,7 +63,7 @@
#define DEVICE_STDIO_MESSAGES 1 #define DEVICE_STDIO_MESSAGES 1
//#define DEVICE_ERROR_RED 0 #define DEVICE_ERROR_RED 0
#include "objects.h" #include "objects.h"

21
libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_F030R8/i2c_api.c
View File

@ -80,6 +80,7 @@ void i2c_init(i2c_t *obj, PinName sda, PinName scl)
pin_mode(sda, OpenDrain); pin_mode(sda, OpenDrain);
pin_mode(scl, OpenDrain); pin_mode(scl, OpenDrain);
} }
// Enable I2C2 clock and pinout if not done // Enable I2C2 clock and pinout if not done
if ((obj->i2c == I2C_2) && !i2c2_inited) { if ((obj->i2c == I2C_2) && !i2c2_inited) {
i2c2_inited = 1; i2c2_inited = 1;
@ -176,7 +177,7 @@ int i2c_read(i2c_t *obj, int address, char *data, int length, int stop)
int count; int count;
int value; int value;
/* update CR2 register */ // Update CR2 register
i2c->CR2 = (i2c->CR2 & (uint32_t)~((uint32_t)(I2C_CR2_SADD | I2C_CR2_NBYTES | I2C_CR2_RELOAD | I2C_CR2_AUTOEND | I2C_CR2_RD_WRN | I2C_CR2_START | I2C_CR2_STOP))) i2c->CR2 = (i2c->CR2 & (uint32_t)~((uint32_t)(I2C_CR2_SADD | I2C_CR2_NBYTES | I2C_CR2_RELOAD | I2C_CR2_AUTOEND | I2C_CR2_RD_WRN | I2C_CR2_START | I2C_CR2_STOP)))
| (uint32_t)(((uint32_t)address & I2C_CR2_SADD) | (((uint32_t)length << 16) & I2C_CR2_NBYTES) | (uint32_t)I2C_SOFTEND_MODE | (uint32_t)I2C_GENERATE_START_READ); | (uint32_t)(((uint32_t)address & I2C_CR2_SADD) | (((uint32_t)length << 16) & I2C_CR2_NBYTES) | (uint32_t)I2C_SOFTEND_MODE | (uint32_t)I2C_GENERATE_START_READ);
@ -199,7 +200,7 @@ int i2c_read(i2c_t *obj, int address, char *data, int length, int stop)
// If not repeated start, send stop. // If not repeated start, send stop.
if (stop) { if (stop) {
i2c_stop(obj); i2c_stop(obj);
/* Wait until STOPF flag is set */ // Wait until STOPF flag is set
timeout = FLAG_TIMEOUT; timeout = FLAG_TIMEOUT;
while (__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_STOPF) == RESET) { while (__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_STOPF) == RESET) {
timeout--; timeout--;
@ -207,7 +208,7 @@ int i2c_read(i2c_t *obj, int address, char *data, int length, int stop)
return -1; return -1;
} }
} }
/* Clear STOP Flag */ // Clear STOP Flag
__HAL_I2C_CLEAR_FLAG(&I2cHandle, I2C_FLAG_STOPF); __HAL_I2C_CLEAR_FLAG(&I2cHandle, I2C_FLAG_STOPF);
} }
@ -221,12 +222,10 @@ int i2c_write(i2c_t *obj, int address, const char *data, int length, int stop)
int timeout; int timeout;
int count; int count;
/* update CR2 register */ // Update CR2 register
i2c->CR2 = (i2c->CR2 & (uint32_t)~((uint32_t)(I2C_CR2_SADD | I2C_CR2_NBYTES | I2C_CR2_RELOAD | I2C_CR2_AUTOEND | I2C_CR2_RD_WRN | I2C_CR2_START | I2C_CR2_STOP))) i2c->CR2 = (i2c->CR2 & (uint32_t)~((uint32_t)(I2C_CR2_SADD | I2C_CR2_NBYTES | I2C_CR2_RELOAD | I2C_CR2_AUTOEND | I2C_CR2_RD_WRN | I2C_CR2_START | I2C_CR2_STOP)))
| (uint32_t)(((uint32_t)address & I2C_CR2_SADD) | (((uint32_t)length << 16) & I2C_CR2_NBYTES) | (uint32_t)I2C_SOFTEND_MODE | (uint32_t)I2C_GENERATE_START_WRITE); | (uint32_t)(((uint32_t)address & I2C_CR2_SADD) | (((uint32_t)length << 16) & I2C_CR2_NBYTES) | (uint32_t)I2C_SOFTEND_MODE | (uint32_t)I2C_GENERATE_START_WRITE);
for (count = 0; count < length; count++) { for (count = 0; count < length; count++) {
i2c_byte_write(obj, data[count]); i2c_byte_write(obj, data[count]);
} }
@ -241,10 +240,10 @@ int i2c_write(i2c_t *obj, int address, const char *data, int length, int stop)
} }
__HAL_I2C_CLEAR_FLAG(&I2cHandle, I2C_FLAG_TC); __HAL_I2C_CLEAR_FLAG(&I2cHandle, I2C_FLAG_TC);
// If not repeated start, send stop. // If not repeated start, send stop
if (stop) { if (stop) {
i2c_stop(obj); i2c_stop(obj);
/* Wait until STOPF flag is set */ // Wait until STOPF flag is set
timeout = FLAG_TIMEOUT; timeout = FLAG_TIMEOUT;
while (__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_STOPF) == RESET) { while (__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_STOPF) == RESET) {
timeout--; timeout--;
@ -252,7 +251,7 @@ int i2c_write(i2c_t *obj, int address, const char *data, int length, int stop)
return -1; return -1;
} }
} }
/* Clear STOP Flag */ // Clear STOP Flag
__HAL_I2C_CLEAR_FLAG(&I2cHandle, I2C_FLAG_STOPF); __HAL_I2C_CLEAR_FLAG(&I2cHandle, I2C_FLAG_STOPF);
} }
@ -297,7 +296,7 @@ void i2c_reset(i2c_t *obj)
{ {
int timeout; int timeout;
// wait before reset // Wait before reset
timeout = LONG_TIMEOUT; timeout = LONG_TIMEOUT;
while ((__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_BUSY)) && (timeout-- != 0)); while ((__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_BUSY)) && (timeout-- != 0));
@ -334,7 +333,6 @@ void i2c_slave_address(i2c_t *obj, int idx, uint32_t address, uint32_t mask)
void i2c_slave_mode(i2c_t *obj, int enable_slave) void i2c_slave_mode(i2c_t *obj, int enable_slave)
{ {
I2C_TypeDef *i2c = (I2C_TypeDef *)(obj->i2c); I2C_TypeDef *i2c = (I2C_TypeDef *)(obj->i2c);
uint16_t tmpreg; uint16_t tmpreg;
@ -350,7 +348,6 @@ void i2c_slave_mode(i2c_t *obj, int enable_slave)
// Set new mode // Set new mode
i2c->OAR1 = tmpreg; i2c->OAR1 = tmpreg;
} }
// See I2CSlave.h // See I2CSlave.h

6
libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_F030R8/pwmout_api.c
View File

@ -36,9 +36,6 @@
#include "mbed_error.h" #include "mbed_error.h"
// TIM1 cannot be used because already used by the us_ticker // TIM1 cannot be used because already used by the us_ticker
// Uncomment/comment line above to use an alternate timer,
// If the channel is not the same,
// Please don't forget to uncomment/comment in the pwmout_write() function also
static const PinMap PinMap_PWM[] = { static const PinMap PinMap_PWM[] = {
{PA_4, PWM_14, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF4_TIM14)}, // TIM14_CH1 {PA_4, PWM_14, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF4_TIM14)}, // TIM14_CH1
{PA_6, PWM_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF1_TIM3)}, // TIM3_CH1 {PA_6, PWM_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF1_TIM3)}, // TIM3_CH1
@ -128,7 +125,6 @@ void pwmout_write(pwmout_t* obj, float value)
// Channels 1 // Channels 1
case PA_4: case PA_4:
case PA_6: case PA_6:
// case PA_7:
case PB_1: case PB_1:
case PB_4: case PB_4:
case PB_8: case PB_8:
@ -140,7 +136,6 @@ void pwmout_write(pwmout_t* obj, float value)
// Channels 1N // Channels 1N
case PB_6: case PB_6:
case PB_7: case PB_7:
// case PB_15:
channel = TIM_CHANNEL_1; channel = TIM_CHANNEL_1;
complementary_channel = 1; complementary_channel = 1;
break; break;
@ -157,7 +152,6 @@ void pwmout_write(pwmout_t* obj, float value)
channel = TIM_CHANNEL_3; channel = TIM_CHANNEL_3;
break; break;
// Channels 4 // Channels 4
// case PB_1:
case PC_9: case PC_9:
channel = TIM_CHANNEL_4; channel = TIM_CHANNEL_4;
break; break;

8
libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_F030R8/rtc_api.c
View File

@ -59,8 +59,8 @@ void rtc_init(void)
// Enable LSE Oscillator // Enable LSE Oscillator
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSE; RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSE;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE; /* Mandatory, otherwise the PLL is reconfigured! */ 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 */ RCC_OscInitStruct.LSEState = RCC_LSE_ON; // External 32.768 kHz clock on OSC_IN/OSC_OUT
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) == HAL_OK) { if (HAL_RCC_OscConfig(&RCC_OscInitStruct) == HAL_OK) {
// Connect LSE to RTC // Connect LSE to RTC
__HAL_RCC_RTC_CONFIG(RCC_RTCCLKSOURCE_LSE); __HAL_RCC_RTC_CONFIG(RCC_RTCCLKSOURCE_LSE);
@ -76,8 +76,8 @@ void rtc_init(void)
} }
// Connect LSI to RTC // Connect LSI to RTC
__HAL_RCC_RTC_CONFIG(RCC_RTCCLKSOURCE_LSI); __HAL_RCC_RTC_CONFIG(RCC_RTCCLKSOURCE_LSI);
// [TODO] This value is LSI typical value. To be measured precisely using a timer input capture. // This value is LSI typical value. To be measured precisely using a timer input capture for example.
rtc_freq = 32000; rtc_freq = LSI_VALUE;
} }
// Enable RTC // Enable RTC

10
libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_F030R8/serial_api.c
View File

@ -102,6 +102,7 @@ void serial_init(serial_t *obj, PinName tx, PinName rx)
__USART1_CLK_ENABLE(); __USART1_CLK_ENABLE();
obj->index = 0; obj->index = 0;
} }
if (obj->uart == UART_2) { if (obj->uart == UART_2) {
__USART2_CLK_ENABLE(); __USART2_CLK_ENABLE();
obj->index = 1; obj->index = 1;
@ -110,8 +111,12 @@ void serial_init(serial_t *obj, PinName tx, PinName rx)
// Configure the UART pins // Configure the UART pins
pinmap_pinout(tx, PinMap_UART_TX); pinmap_pinout(tx, PinMap_UART_TX);
pinmap_pinout(rx, PinMap_UART_RX); pinmap_pinout(rx, PinMap_UART_RX);
pin_mode(tx, PullUp); if (tx != NC) {
pin_mode(rx, PullUp); pin_mode(tx, PullUp);
}
if (rx != NC) {
pin_mode(rx, PullUp);
}
// Configure UART // Configure UART
obj->baudrate = 9600; obj->baudrate = 9600;
@ -139,6 +144,7 @@ void serial_free(serial_t *obj)
__USART1_RELEASE_RESET(); __USART1_RELEASE_RESET();
__USART1_CLK_DISABLE(); __USART1_CLK_DISABLE();
} }
if (obj->uart == UART_2) { if (obj->uart == UART_2) {
__USART2_FORCE_RESET(); __USART2_FORCE_RESET();
__USART2_RELEASE_RESET(); __USART2_RELEASE_RESET();

33
libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_F030R8/spi_api.c
View File

@ -154,7 +154,7 @@ void spi_free(spi_t *obj)
__SPI2_CLK_DISABLE(); __SPI2_CLK_DISABLE();
} }
// Configure GPIO // Configure GPIOs
pin_function(obj->pin_miso, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0)); pin_function(obj->pin_miso, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0));
pin_function(obj->pin_mosi, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0)); pin_function(obj->pin_mosi, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0));
pin_function(obj->pin_sclk, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0)); pin_function(obj->pin_sclk, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0));
@ -220,6 +220,7 @@ void spi_frequency(spi_t *obj, int hz)
} else { // >= 24000000 } else { // >= 24000000
obj->br_presc = SPI_BAUDRATEPRESCALER_2; // 24 MHz obj->br_presc = SPI_BAUDRATEPRESCALER_2; // 24 MHz
} }
init_spi(obj); init_spi(obj);
} }
@ -245,13 +246,12 @@ static inline void ssp_write(spi_t *obj, int value)
{ {
SPI_TypeDef *spi = (SPI_TypeDef *)(obj->spi); SPI_TypeDef *spi = (SPI_TypeDef *)(obj->spi);
while (!ssp_writeable(obj)); while (!ssp_writeable(obj));
if (obj->bits == SPI_DATASIZE_8BIT) {
if (obj->bits <= SPI_DATASIZE_8BIT) { // Force 8-bit access to the data register
// force 8-bit access the data register due to SPI data buffer in this device
uint8_t *p_spi_dr = 0; uint8_t *p_spi_dr = 0;
p_spi_dr = (uint8_t *) & (spi->DR); p_spi_dr = (uint8_t *) & (spi->DR);
*p_spi_dr = (uint8_t)value; *p_spi_dr = (uint8_t)value;
} else { } else { // SPI_DATASIZE_16BIT
spi->DR = (uint16_t)value; spi->DR = (uint16_t)value;
} }
} }
@ -260,9 +260,8 @@ static inline int ssp_read(spi_t *obj)
{ {
SPI_TypeDef *spi = (SPI_TypeDef *)(obj->spi); SPI_TypeDef *spi = (SPI_TypeDef *)(obj->spi);
while (!ssp_readable(obj)); while (!ssp_readable(obj));
if (obj->bits == SPI_DATASIZE_8BIT) {
if (obj->bits <= SPI_DATASIZE_8BIT) { // Force 8-bit access to the data register
// force 8-bit access the data register due to SPI data buffer in this device
uint8_t *p_spi_dr = 0; uint8_t *p_spi_dr = 0;
p_spi_dr = (uint8_t *) & (spi->DR); p_spi_dr = (uint8_t *) & (spi->DR);
return (int)(*p_spi_dr); return (int)(*p_spi_dr);
@ -294,14 +293,28 @@ int spi_slave_read(spi_t *obj)
{ {
SPI_TypeDef *spi = (SPI_TypeDef *)(obj->spi); SPI_TypeDef *spi = (SPI_TypeDef *)(obj->spi);
while (!ssp_readable(obj)); while (!ssp_readable(obj));
return (int)spi->DR; if (obj->bits == SPI_DATASIZE_8BIT) {
// Force 8-bit access to the data register
uint8_t *p_spi_dr = 0;
p_spi_dr = (uint8_t *) & (spi->DR);
return (int)(*p_spi_dr);
} else {
return (int)spi->DR;
}
} }
void spi_slave_write(spi_t *obj, int value) void spi_slave_write(spi_t *obj, int value)
{ {
SPI_TypeDef *spi = (SPI_TypeDef *)(obj->spi); SPI_TypeDef *spi = (SPI_TypeDef *)(obj->spi);
while (!ssp_writeable(obj)); while (!ssp_writeable(obj));
spi->DR = (uint16_t)value; if (obj->bits == SPI_DATASIZE_8BIT) {
// Force 8-bit access to the data register
uint8_t *p_spi_dr = 0;
p_spi_dr = (uint8_t *) & (spi->DR);
*p_spi_dr = (uint8_t)value;
} else { // SPI_DATASIZE_16BIT
spi->DR = (uint16_t)value;
}
} }
int spi_busy(spi_t *obj) int spi_busy(spi_t *obj)

21
libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_F072RB/i2c_api.c
View File

@ -82,6 +82,7 @@ void i2c_init(i2c_t *obj, PinName sda, PinName scl)
pin_mode(sda, OpenDrain); pin_mode(sda, OpenDrain);
pin_mode(scl, OpenDrain); pin_mode(scl, OpenDrain);
} }
// Enable I2C2 clock and pinout if not done // Enable I2C2 clock and pinout if not done
if ((obj->i2c == I2C_2) && !i2c2_inited) { if ((obj->i2c == I2C_2) && !i2c2_inited) {
i2c2_inited = 1; i2c2_inited = 1;
@ -178,7 +179,7 @@ int i2c_read(i2c_t *obj, int address, char *data, int length, int stop)
int count; int count;
int value; int value;
/* update CR2 register */ // Update CR2 register
i2c->CR2 = (i2c->CR2 & (uint32_t)~((uint32_t)(I2C_CR2_SADD | I2C_CR2_NBYTES | I2C_CR2_RELOAD | I2C_CR2_AUTOEND | I2C_CR2_RD_WRN | I2C_CR2_START | I2C_CR2_STOP))) i2c->CR2 = (i2c->CR2 & (uint32_t)~((uint32_t)(I2C_CR2_SADD | I2C_CR2_NBYTES | I2C_CR2_RELOAD | I2C_CR2_AUTOEND | I2C_CR2_RD_WRN | I2C_CR2_START | I2C_CR2_STOP)))
| (uint32_t)(((uint32_t)address & I2C_CR2_SADD) | (((uint32_t)length << 16) & I2C_CR2_NBYTES) | (uint32_t)I2C_SOFTEND_MODE | (uint32_t)I2C_GENERATE_START_READ); | (uint32_t)(((uint32_t)address & I2C_CR2_SADD) | (((uint32_t)length << 16) & I2C_CR2_NBYTES) | (uint32_t)I2C_SOFTEND_MODE | (uint32_t)I2C_GENERATE_START_READ);
@ -201,7 +202,7 @@ int i2c_read(i2c_t *obj, int address, char *data, int length, int stop)
// If not repeated start, send stop. // If not repeated start, send stop.
if (stop) { if (stop) {
i2c_stop(obj); i2c_stop(obj);
/* Wait until STOPF flag is set */ // Wait until STOPF flag is set
timeout = FLAG_TIMEOUT; timeout = FLAG_TIMEOUT;
while (__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_STOPF) == RESET) { while (__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_STOPF) == RESET) {
timeout--; timeout--;
@ -209,7 +210,7 @@ int i2c_read(i2c_t *obj, int address, char *data, int length, int stop)
return -1; return -1;
} }
} }
/* Clear STOP Flag */ // Clear STOP Flag
__HAL_I2C_CLEAR_FLAG(&I2cHandle, I2C_FLAG_STOPF); __HAL_I2C_CLEAR_FLAG(&I2cHandle, I2C_FLAG_STOPF);
} }
@ -223,12 +224,10 @@ int i2c_write(i2c_t *obj, int address, const char *data, int length, int stop)
int timeout; int timeout;
int count; int count;
/* update CR2 register */ // Update CR2 register
i2c->CR2 = (i2c->CR2 & (uint32_t)~((uint32_t)(I2C_CR2_SADD | I2C_CR2_NBYTES | I2C_CR2_RELOAD | I2C_CR2_AUTOEND | I2C_CR2_RD_WRN | I2C_CR2_START | I2C_CR2_STOP))) i2c->CR2 = (i2c->CR2 & (uint32_t)~((uint32_t)(I2C_CR2_SADD | I2C_CR2_NBYTES | I2C_CR2_RELOAD | I2C_CR2_AUTOEND | I2C_CR2_RD_WRN | I2C_CR2_START | I2C_CR2_STOP)))
| (uint32_t)(((uint32_t)address & I2C_CR2_SADD) | (((uint32_t)length << 16) & I2C_CR2_NBYTES) | (uint32_t)I2C_SOFTEND_MODE | (uint32_t)I2C_GENERATE_START_WRITE); | (uint32_t)(((uint32_t)address & I2C_CR2_SADD) | (((uint32_t)length << 16) & I2C_CR2_NBYTES) | (uint32_t)I2C_SOFTEND_MODE | (uint32_t)I2C_GENERATE_START_WRITE);
for (count = 0; count < length; count++) { for (count = 0; count < length; count++) {
i2c_byte_write(obj, data[count]); i2c_byte_write(obj, data[count]);
} }
@ -243,10 +242,10 @@ int i2c_write(i2c_t *obj, int address, const char *data, int length, int stop)
} }
__HAL_I2C_CLEAR_FLAG(&I2cHandle, I2C_FLAG_TC); __HAL_I2C_CLEAR_FLAG(&I2cHandle, I2C_FLAG_TC);
// If not repeated start, send stop. // If not repeated start, send stop
if (stop) { if (stop) {
i2c_stop(obj); i2c_stop(obj);
/* Wait until STOPF flag is set */ // Wait until STOPF flag is set
timeout = FLAG_TIMEOUT; timeout = FLAG_TIMEOUT;
while (__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_STOPF) == RESET) { while (__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_STOPF) == RESET) {
timeout--; timeout--;
@ -254,7 +253,7 @@ int i2c_write(i2c_t *obj, int address, const char *data, int length, int stop)
return -1; return -1;
} }
} }
/* Clear STOP Flag */ // Clear STOP Flag
__HAL_I2C_CLEAR_FLAG(&I2cHandle, I2C_FLAG_STOPF); __HAL_I2C_CLEAR_FLAG(&I2cHandle, I2C_FLAG_STOPF);
} }
@ -299,7 +298,7 @@ void i2c_reset(i2c_t *obj)
{ {
int timeout; int timeout;
// wait before reset // Wait before reset
timeout = LONG_TIMEOUT; timeout = LONG_TIMEOUT;
while ((__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_BUSY)) && (timeout-- != 0)); while ((__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_BUSY)) && (timeout-- != 0));
@ -336,7 +335,6 @@ void i2c_slave_address(i2c_t *obj, int idx, uint32_t address, uint32_t mask)
void i2c_slave_mode(i2c_t *obj, int enable_slave) void i2c_slave_mode(i2c_t *obj, int enable_slave)
{ {
I2C_TypeDef *i2c = (I2C_TypeDef *)(obj->i2c); I2C_TypeDef *i2c = (I2C_TypeDef *)(obj->i2c);
uint16_t tmpreg; uint16_t tmpreg;
@ -352,7 +350,6 @@ void i2c_slave_mode(i2c_t *obj, int enable_slave)
// Set new mode // Set new mode
i2c->OAR1 = tmpreg; i2c->OAR1 = tmpreg;
} }
// See I2CSlave.h // See I2CSlave.h

8
libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_F072RB/rtc_api.c
View File

@ -59,8 +59,8 @@ void rtc_init(void)
// Enable LSE Oscillator // Enable LSE Oscillator
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSE; RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSE;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE; /* Mandatory, otherwise the PLL is reconfigured! */ 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 */ RCC_OscInitStruct.LSEState = RCC_LSE_ON; // External 32.768 kHz clock on OSC_IN/OSC_OUT
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) == HAL_OK) { if (HAL_RCC_OscConfig(&RCC_OscInitStruct) == HAL_OK) {
// Connect LSE to RTC // Connect LSE to RTC
__HAL_RCC_RTC_CONFIG(RCC_RTCCLKSOURCE_LSE); __HAL_RCC_RTC_CONFIG(RCC_RTCCLKSOURCE_LSE);
@ -76,8 +76,8 @@ void rtc_init(void)
} }
// Connect LSI to RTC // Connect LSI to RTC
__HAL_RCC_RTC_CONFIG(RCC_RTCCLKSOURCE_LSI); __HAL_RCC_RTC_CONFIG(RCC_RTCCLKSOURCE_LSI);
// [TODO] This value is LSI typical value. To be measured precisely using a timer input capture. // This value is LSI typical value. To be measured precisely using a timer input capture for example.
rtc_freq = 32000; rtc_freq = LSI_VALUE;
} }
// Enable RTC // Enable RTC

5
libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_F072RB/serial_api.c
View File

@ -113,6 +113,7 @@ void serial_init(serial_t *obj, PinName tx, PinName rx)
__USART1_CLK_ENABLE(); __USART1_CLK_ENABLE();
obj->index = 0; obj->index = 0;
} }
if (obj->uart == UART_2) { if (obj->uart == UART_2) {
__USART2_CLK_ENABLE(); __USART2_CLK_ENABLE();
obj->index = 1; obj->index = 1;
@ -122,6 +123,7 @@ void serial_init(serial_t *obj, PinName tx, PinName rx)
__USART3_CLK_ENABLE(); __USART3_CLK_ENABLE();
obj->index = 2; obj->index = 2;
} }
if (obj->uart == UART_4) { if (obj->uart == UART_4) {
__USART4_CLK_ENABLE(); __USART4_CLK_ENABLE();
obj->index = 3; obj->index = 3;
@ -163,16 +165,19 @@ void serial_free(serial_t *obj)
__USART1_RELEASE_RESET(); __USART1_RELEASE_RESET();
__USART1_CLK_DISABLE(); __USART1_CLK_DISABLE();
} }
if (obj->uart == UART_2) { if (obj->uart == UART_2) {
__USART2_FORCE_RESET(); __USART2_FORCE_RESET();
__USART2_RELEASE_RESET(); __USART2_RELEASE_RESET();
__USART2_CLK_DISABLE(); __USART2_CLK_DISABLE();
} }
if (obj->uart == UART_3) { if (obj->uart == UART_3) {
__USART3_FORCE_RESET(); __USART3_FORCE_RESET();
__USART3_RELEASE_RESET(); __USART3_RELEASE_RESET();
__USART3_CLK_DISABLE(); __USART3_CLK_DISABLE();
} }
if (obj->uart == UART_4) { if (obj->uart == UART_4) {
__USART4_FORCE_RESET(); __USART4_FORCE_RESET();
__USART4_RELEASE_RESET(); __USART4_RELEASE_RESET();

3
libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_F072RB/spi_api.c
View File

@ -158,7 +158,7 @@ void spi_free(spi_t *obj)
__SPI2_CLK_DISABLE(); __SPI2_CLK_DISABLE();
} }
// Configure GPIO // Configure GPIOs
pin_function(obj->pin_miso, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0)); pin_function(obj->pin_miso, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0));
pin_function(obj->pin_mosi, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0)); pin_function(obj->pin_mosi, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0));
pin_function(obj->pin_sclk, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0)); pin_function(obj->pin_sclk, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0));
@ -224,6 +224,7 @@ void spi_frequency(spi_t *obj, int hz)
} else { // >= 24000000 } else { // >= 24000000
obj->br_presc = SPI_BAUDRATEPRESCALER_2; // 24 MHz obj->br_presc = SPI_BAUDRATEPRESCALER_2; // 24 MHz
} }
init_spi(obj); init_spi(obj);
} }

2
libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_F072RB/us_ticker.c
View File

@ -51,7 +51,7 @@ void us_ticker_init(void)
// Configure time base // Configure time base
TimMasterHandle.Instance = TIM_MST; TimMasterHandle.Instance = TIM_MST;
TimMasterHandle.Init.Period = 0xFFFFFFFF; TimMasterHandle.Init.Period = 0xFFFFFFFF;
TimMasterHandle.Init.Prescaler = (uint32_t)(SystemCoreClock / 1000000) - 1; // 1 <EFBFBD>s tick TimMasterHandle.Init.Prescaler = (uint32_t)(SystemCoreClock / 1000000) - 1; // 1 us tick
TimMasterHandle.Init.ClockDivision = 0; TimMasterHandle.Init.ClockDivision = 0;
TimMasterHandle.Init.CounterMode = TIM_COUNTERMODE_UP; TimMasterHandle.Init.CounterMode = TIM_COUNTERMODE_UP;
TimMasterHandle.Init.RepetitionCounter = 0; TimMasterHandle.Init.RepetitionCounter = 0;

3
libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_F091RC/PinNames.h
View File

@ -36,12 +36,11 @@
extern "C" { extern "C" {
#endif #endif
// See stm32f0xx_hal_gpio.h and stm32f0xx_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_DATA(MODE, PUPD, AFNUM) ((int)(((AFNUM) << 7) | ((PUPD) << 4) | ((MODE) << 0)))
#define STM_PIN_MODE(X) (((X) >> 0) & 0x0F) #define STM_PIN_MODE(X) (((X) >> 0) & 0x0F)
#define STM_PIN_PUPD(X) (((X) >> 4) & 0x07) #define STM_PIN_PUPD(X) (((X) >> 4) & 0x07)
#define STM_PIN_AFNUM(X) (((X) >> 7) & 0x0F) #define STM_PIN_AFNUM(X) (((X) >> 7) & 0x0F)
#define STM_MODE_INPUT (0) #define STM_MODE_INPUT (0)
#define STM_MODE_OUTPUT_PP (1) #define STM_MODE_OUTPUT_PP (1)
#define STM_MODE_OUTPUT_OD (2) #define STM_MODE_OUTPUT_OD (2)