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[NUCLEO_F030R8] add more pwm, correction in I2C

pull/262/head
dbestm 2014-04-16 16:00:04 +02:00
parent efbbb2f307
commit 45369fa25e
3 changed files with 86 additions and 32 deletions
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4
libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_F030R8/PeripheralNames.h
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@ -67,7 +67,9 @@ typedef enum {
typedef enum { typedef enum {
TIM_3 = (int)TIM3_BASE, TIM_3 = (int)TIM3_BASE,
TIM_14 = (int)TIM14_BASE, TIM_14 = (int)TIM14_BASE,
TIM_16 = (int)TIM16_BASE TIM_15 = (int)TIM15_BASE,
TIM_16 = (int)TIM16_BASE,
TIM_17 = (int)TIM17_BASE
} PWMName; } PWMName;
#ifdef __cplusplus #ifdef __cplusplus

8
libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_F030R8/i2c_api.c
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@ -86,19 +86,18 @@ void i2c_init(i2c_t *obj, PinName sda, PinName scl) {
void i2c_frequency(i2c_t *obj, int hz) { void i2c_frequency(i2c_t *obj, int hz) {
I2C_TypeDef *i2c = (I2C_TypeDef *)(obj->i2c); I2C_TypeDef *i2c = (I2C_TypeDef *)(obj->i2c);
I2C_InitTypeDef I2C_InitStructure; I2C_InitTypeDef I2C_InitStructure;
uint32_t tim;
// Values calculated with I2C_Timing_Configuration_V1.0.1.xls file (see AN4235) // Values calculated with I2C_Timing_Configuration_V1.0.1.xls file (see AN4235)
// with Rise time = 100ns and Fall time = 10ns // with Rise time = 100ns and Fall time = 10ns
switch (hz) { switch (hz) {
case 100000: case 100000:
tim = 0x00201D2B; // Standard mode I2C_InitStructure.I2C_Timing = 0x00201D2B; // Standard mode
break; break;
case 200000: case 200000:
tim = 0x0010021E; // Fast mode I2C_InitStructure.I2C_Timing = 0x0010021E; // Fast mode
break; break;
case 400000: case 400000:
tim = 0x0010020A; // Fast mode I2C_InitStructure.I2C_Timing = 0x0010020A; // Fast mode
break; break;
default: default:
error("Only 100kHz, 200kHz and 400kHz I2C frequencies are supported."); error("Only 100kHz, 200kHz and 400kHz I2C frequencies are supported.");
@ -112,7 +111,6 @@ void i2c_frequency(i2c_t *obj, int hz) {
I2C_InitStructure.I2C_OwnAddress1 = 0x00; I2C_InitStructure.I2C_OwnAddress1 = 0x00;
I2C_InitStructure.I2C_Ack = I2C_Ack_Enable; I2C_InitStructure.I2C_Ack = I2C_Ack_Enable;
I2C_InitStructure.I2C_AcknowledgedAddress = I2C_AcknowledgedAddress_7bit; I2C_InitStructure.I2C_AcknowledgedAddress = I2C_AcknowledgedAddress_7bit;
I2C_InitStructure.I2C_Timing = tim;
I2C_Init(i2c, &I2C_InitStructure); I2C_Init(i2c, &I2C_InitStructure);
I2C_Cmd(i2c, ENABLE); I2C_Cmd(i2c, ENABLE);

106
libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_F030R8/pwmout_api.c
View File

@ -33,10 +33,30 @@
#include "pinmap.h" #include "pinmap.h"
#include "error.h" #include "error.h"
// TIM1 cannot be used because already used by the us_ticker
static const PinMap PinMap_PWM[] = { static const PinMap PinMap_PWM[] = {
{PA_7, TIM_14, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_4)}, // TIM14_CH1 {PA_4, TIM_14, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_4)}, // TIM14_CH1
{PA_6, TIM_3, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_1)}, // TIM3_CH1
// {PA_6, TIM_16, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_5)}, // TIM16_CH1
{PA_7, TIM_3, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_1)}, // TIM3_CH1
// {PA_7, TIM_14, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_4)}, // TIM14_CH1
// {PA_7, TIM_17, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_5)}, // TIM17_CH1
{PB_0, TIM_3, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_1)}, // TIM3_CH3
{PB_1, TIM_14, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_0)}, // TIM14_CH1
// {PB_1, TIM_3, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_1)}, // TIM3_CH4
{PB_4, TIM_3, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_1)}, // TIM3_CH1
{PB_5, TIM_3, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_1)}, // TIM3_CH2
{PB_6, TIM_16, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_2)}, // TIM16_CH1N
{PB_7, TIM_17, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_2)}, // TIM17_CH1N
{PB_8, TIM_16, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_2)}, // TIM16_CH1
{PB_9, TIM_17, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_2)}, // TIM17_CH1
{PB_14, TIM_15, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_1)}, // TIM15_CH1
{PB_15, TIM_15, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_1)}, // TIM15_CH2
// {PB_15, TIM_15, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_3)}, // TIM15_CH1N
{PC_6, TIM_3, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_0)}, // TIM3_CH1
{PC_7, TIM_3, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_0)}, // TIM3_CH2 {PC_7, TIM_3, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_0)}, // TIM3_CH2
{PB_6, TIM_16, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_2)}, // TIM16_CH1N --> FAIL {PC_8, TIM_3, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_0)}, // TIM3_CH3
{PC_9, TIM_3, STM_PIN_DATA(GPIO_Mode_AF, GPIO_OType_PP, GPIO_PuPd_NOPULL, GPIO_AF_0)}, // TIM3_CH4
{NC, NC, 0} {NC, NC, 0}
}; };
@ -51,7 +71,9 @@ void pwmout_init(pwmout_t* obj, PinName pin) {
// Enable TIM clock // Enable TIM clock
if (obj->pwm == TIM_3) RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM3, ENABLE); if (obj->pwm == TIM_3) RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM3, ENABLE);
if (obj->pwm == TIM_14) RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM14, ENABLE); if (obj->pwm == TIM_14) RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM14, ENABLE);
if (obj->pwm == TIM_15) RCC_APB2PeriphClockCmd(RCC_APB2Periph_TIM15, ENABLE);
if (obj->pwm == TIM_16) RCC_APB2PeriphClockCmd(RCC_APB2Periph_TIM16, ENABLE); if (obj->pwm == TIM_16) RCC_APB2PeriphClockCmd(RCC_APB2Periph_TIM16, ENABLE);
if (obj->pwm == TIM_17) RCC_APB2PeriphClockCmd(RCC_APB2Periph_TIM17, ENABLE);
// Configure GPIO // Configure GPIO
pinmap_pinout(pin, PinMap_PWM); pinmap_pinout(pin, PinMap_PWM);
@ -81,32 +103,64 @@ void pwmout_write(pwmout_t* obj, float value) {
obj->pulse = (uint32_t)((float)obj->period * value); obj->pulse = (uint32_t)((float)obj->period * value);
TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1; // Configure channels
TIM_OCInitStructure.TIM_Pulse = obj->pulse; TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1;
TIM_OCInitStructure.TIM_Pulse = obj->pulse;
TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High;
TIM_OCInitStructure.TIM_OCNPolarity = TIM_OCPolarity_Low;
TIM_OCInitStructure.TIM_OCIdleState = TIM_OCIdleState_Reset;
TIM_OCInitStructure.TIM_OCNIdleState = TIM_OCNIdleState_Reset;
// Configure channel 1 switch (obj->pin) {
if (obj->pin == PA_7) { // Channels 1
TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable; case PA_4:
TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High; case PA_6:
TIM_OC1PreloadConfig(tim, TIM_OCPreload_Enable); case PA_7:
TIM_OC1Init(tim, &TIM_OCInitStructure); case PB_1:
} case PB_4:
case PB_8:
// Configure channel 1N case PB_9:
if (obj->pin == PB_6) { case PB_14:
TIM_OCInitStructure.TIM_OutputNState = TIM_OutputNState_Enable; case PC_6:
TIM_OCInitStructure.TIM_OCNPolarity = TIM_OCNPolarity_High; TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
TIM_OC1PreloadConfig(tim, TIM_OCPreload_Enable); TIM_OC1PreloadConfig(tim, TIM_OCPreload_Enable);
TIM_OC1Init(tim, &TIM_OCInitStructure); TIM_OC1Init(tim, &TIM_OCInitStructure);
} break;
// Channels 1N
case PB_6:
case PB_7:
TIM_OCInitStructure.TIM_OutputNState = TIM_OutputNState_Enable;
TIM_OC1PreloadConfig(tim, TIM_OCPreload_Enable);
TIM_OC1Init(tim, &TIM_OCInitStructure);
break;
// Channels 2
// case PA_7:
case PB_5:
case PC_7:
TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
TIM_OC2PreloadConfig(tim, TIM_OCPreload_Enable);
TIM_OC2Init(tim, &TIM_OCInitStructure);
break;
// Channels 3
case PB_0:
case PC_8:
TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
TIM_OC3PreloadConfig(tim, TIM_OCPreload_Enable);
TIM_OC3Init(tim, &TIM_OCInitStructure);
break;
// Channels 4
// case PB_1:
case PC_9:
TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
TIM_OC4PreloadConfig(tim, TIM_OCPreload_Enable);
TIM_OC4Init(tim, &TIM_OCInitStructure);
break;
default:
return;
}
// Configure channel 2 TIM_CtrlPWMOutputs(tim, ENABLE);
if (obj->pin == PC_7) {
TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High;
TIM_OC2PreloadConfig(tim, TIM_OCPreload_Enable);
TIM_OC2Init(tim, &TIM_OCInitStructure);
}
} }
float pwmout_read(pwmout_t* obj) { float pwmout_read(pwmout_t* obj) {