Skip to main content
EDuat.1
Associate II
November 7, 2020
Question

PWM Combined 3 Phase Mode, ADC Trigger Problem

  • November 7, 2020
  • 0 replies
  • 516 views

Hey,

1- I started 6 PWM Complementary mode and also added Channel 5 No output to trigger interrupt using it.

2 -Interrupt called TIM1_TRG_COM_TIM17_IRQHandler

3-There no running on interrupt I put a LED in interrupt but no action.So my all settings following below using STM32CubeMX and also added my codes to start interrupt.

4-I indicated which codes inside the which xx.c below

// ---------------------------------------- tim.h ---------------------------------------- //
#include "tim.h"
 
/* USER CODE BEGIN 0 */
extern uint32_t timerPeriod;
/* USER CODE END 0 */
 
TIM_HandleTypeDef htim1;
 
/* TIM1 init function */
void MX_TIM1_Init(void)
{
 TIM_ClockConfigTypeDef sClockSourceConfig = {0};
 TIM_MasterConfigTypeDef sMasterConfig = {0};
 TIM_OC_InitTypeDef sConfigOC = {0};
 TIM_BreakDeadTimeConfigTypeDef sBreakDeadTimeConfig = {0};
 
 htim1.Instance = TIM1;
 htim1.Init.Prescaler = 0;
 htim1.Init.CounterMode = TIM_COUNTERMODE_CENTERALIGNED1;
 htim1.Init.Period = timerPeriod;
 htim1.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
 htim1.Init.RepetitionCounter = 0;
 htim1.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
 if (HAL_TIM_Base_Init(&htim1) != HAL_OK)
 {
 Error_Handler();
 }
 sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
 if (HAL_TIM_ConfigClockSource(&htim1, &sClockSourceConfig) != HAL_OK)
 {
 Error_Handler();
 }
 if (HAL_TIM_PWM_Init(&htim1) != HAL_OK)
 {
 Error_Handler();
 }
 sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
 sMasterConfig.MasterOutputTrigger2 = TIM_TRGO2_OC5REF;
 sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_ENABLE;
 if (HAL_TIMEx_MasterConfigSynchronization(&htim1, &sMasterConfig) != HAL_OK)
 {
 Error_Handler();
 }
 sConfigOC.OCMode = TIM_OCMODE_PWM1;
 sConfigOC.Pulse = 0;
 sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
 sConfigOC.OCNPolarity = TIM_OCNPOLARITY_HIGH;
 sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
 sConfigOC.OCIdleState = TIM_OCIDLESTATE_RESET;
 sConfigOC.OCNIdleState = TIM_OCNIDLESTATE_RESET;
 if (HAL_TIM_PWM_ConfigChannel(&htim1, &sConfigOC, TIM_CHANNEL_1) != HAL_OK)
 {
 Error_Handler();
 }
 sConfigOC.Pulse = 0;
 if (HAL_TIM_PWM_ConfigChannel(&htim1, &sConfigOC, TIM_CHANNEL_2) != HAL_OK)
 {
 Error_Handler();
 }
 sConfigOC.Pulse = 0;
 if (HAL_TIM_PWM_ConfigChannel(&htim1, &sConfigOC, TIM_CHANNEL_3) != HAL_OK)
 {
 Error_Handler();
 }
 sConfigOC.OCMode = TIM_OCMODE_COMBINED_PWM2;
 sConfigOC.Pulse = 200;
 if (HAL_TIM_PWM_ConfigChannel(&htim1, &sConfigOC, TIM_CHANNEL_5) != HAL_OK)
 {
 Error_Handler();
 }
 sBreakDeadTimeConfig.OffStateRunMode = TIM_OSSR_DISABLE;
 sBreakDeadTimeConfig.OffStateIDLEMode = TIM_OSSI_DISABLE;
 sBreakDeadTimeConfig.LockLevel = TIM_LOCKLEVEL_OFF;
 sBreakDeadTimeConfig.DeadTime = 200;
 sBreakDeadTimeConfig.BreakState = TIM_BREAK_DISABLE;
 sBreakDeadTimeConfig.BreakPolarity = TIM_BREAKPOLARITY_HIGH;
 sBreakDeadTimeConfig.BreakFilter = 0;
 sBreakDeadTimeConfig.BreakAFMode = TIM_BREAK_AFMODE_INPUT;
 sBreakDeadTimeConfig.Break2State = TIM_BREAK2_DISABLE;
 sBreakDeadTimeConfig.Break2Polarity = TIM_BREAK2POLARITY_HIGH;
 sBreakDeadTimeConfig.Break2Filter = 0;
 sBreakDeadTimeConfig.Break2AFMode = TIM_BREAK_AFMODE_INPUT;
 sBreakDeadTimeConfig.AutomaticOutput = TIM_AUTOMATICOUTPUT_DISABLE;
 if (HAL_TIMEx_ConfigBreakDeadTime(&htim1, &sBreakDeadTimeConfig) != HAL_OK)
 {
 Error_Handler();
 }
 HAL_TIM_MspPostInit(&htim1);
 
}
 
void HAL_TIM_Base_MspInit(TIM_HandleTypeDef* tim_baseHandle)
{
 
 if(tim_baseHandle->Instance==TIM1)
 {
 /* USER CODE BEGIN TIM1_MspInit 0 */
 
 /* USER CODE END TIM1_MspInit 0 */
 /* TIM1 clock enable */
 __HAL_RCC_TIM1_CLK_ENABLE();
 
 /* TIM1 interrupt Init */
 HAL_NVIC_SetPriority(TIM1_UP_TIM16_IRQn, 0, 0);
 HAL_NVIC_EnableIRQ(TIM1_UP_TIM16_IRQn);
 HAL_NVIC_SetPriority(TIM1_TRG_COM_TIM17_IRQn, 0, 0);
 HAL_NVIC_EnableIRQ(TIM1_TRG_COM_TIM17_IRQn);
 /* USER CODE BEGIN TIM1_MspInit 1 */
 
 /* USER CODE END TIM1_MspInit 1 */
 }
}
void HAL_TIM_MspPostInit(TIM_HandleTypeDef* timHandle)
{
 
 GPIO_InitTypeDef GPIO_InitStruct = {0};
 if(timHandle->Instance==TIM1)
 {
 /* USER CODE BEGIN TIM1_MspPostInit 0 */
 
 /* USER CODE END TIM1_MspPostInit 0 */
 
 __HAL_RCC_GPIOA_CLK_ENABLE();
 __HAL_RCC_GPIOB_CLK_ENABLE();
 /**TIM1 GPIO Configuration
 PA7 ------> TIM1_CH1N
 PB0 ------> TIM1_CH2N
 PB1 ------> TIM1_CH3N
 PA8 ------> TIM1_CH1
 PA9 ------> TIM1_CH2
 PA10 ------> TIM1_CH3
 */
 GPIO_InitStruct.Pin = PWM_UL_Pin|PWM_UH_Pin|PWM_VH_Pin|PWM_WH_Pin;
 GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
 GPIO_InitStruct.Pull = GPIO_NOPULL;
 GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
 GPIO_InitStruct.Alternate = GPIO_AF6_TIM1;
 HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
 
 GPIO_InitStruct.Pin = PWM_VL_Pin|PWM_WL_Pin;
 GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
 GPIO_InitStruct.Pull = GPIO_NOPULL;
 GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
 GPIO_InitStruct.Alternate = GPIO_AF6_TIM1;
 HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
 
 /* USER CODE BEGIN TIM1_MspPostInit 1 */
 
 /* USER CODE END TIM1_MspPostInit 1 */
 }
 
}
 
void HAL_TIM_Base_MspDeInit(TIM_HandleTypeDef* tim_baseHandle)
{
 
 if(tim_baseHandle->Instance==TIM1)
 {
 /* USER CODE BEGIN TIM1_MspDeInit 0 */
 
 /* USER CODE END TIM1_MspDeInit 0 */
 /* Peripheral clock disable */
 __HAL_RCC_TIM1_CLK_DISABLE();
 
 /* TIM1 interrupt Deinit */
 HAL_NVIC_DisableIRQ(TIM1_UP_TIM16_IRQn);
 HAL_NVIC_DisableIRQ(TIM1_TRG_COM_TIM17_IRQn);
 /* USER CODE BEGIN TIM1_MspDeInit 1 */
 
 /* USER CODE END TIM1_MspDeInit 1 */
 }
}
 
 
// ---------------------------------------- main.c ---------------------------------------- //
int main(void)
{
 HAL_Init();
 SystemClock_Config();
 
 /* Compute the value of ARR register to generate signal frequency at 10 Khz */
 mcuFreq = HAL_RCC_GetSysClockFreq();
 timerPeriod = (uint32_t)((mcuFreq / 10000) - 1);
 
 
 MX_GPIO_Init();
 MX_TIM1_Init();
 MX_ADC1_Init();
 MX_USART1_UART_Init();
 /* USER CODE BEGIN 2 */
 __HAL_UART_FLUSH_DRREGISTER(&huart1);
 
 __HAL_TIM_ENABLE_IT(&htim1,TIM_IT_UPDATE | TIM_IT_TRIGGER);
 
 valBuf[0] = setDutyAsPercentage(20);
 valBuf[1] = setDutyAsPercentage(50);
 valBuf[2] = setDutyAsPercentage(80);
 
 if(HAL_TIMEx_GroupChannel5(&htim1, (TIM_GROUPCH5_OC1REFC |\
 TIM_GROUPCH5_OC2REFC |\
 TIM_GROUPCH5_OC3REFC)) != HAL_OK)	Error_Handler();
 
 if(HAL_TIM_PWM_Start_IT(&htim1, TIM_CHANNEL_1) != HAL_OK) 	Error_Handler();
 if(HAL_TIMEx_PWMN_Start_IT(&htim1, TIM_CHANNEL_1) != HAL_OK)	Error_Handler();
 if(HAL_TIM_PWM_Start_IT(&htim1, TIM_CHANNEL_2) != HAL_OK) 	Error_Handler();
 if(HAL_TIMEx_PWMN_Start_IT(&htim1, TIM_CHANNEL_2) != HAL_OK)	Error_Handler();
 if(HAL_TIM_PWM_Start_IT(&htim1, TIM_CHANNEL_3) != HAL_OK) 	Error_Handler();
 if(HAL_TIMEx_PWMN_Start_IT(&htim1, TIM_CHANNEL_3) != HAL_OK)	Error_Handler();
 if(HAL_TIM_PWM_Start_IT(&htim1, TIM_CHANNEL_5) != HAL_OK)		Error_Handler(); //ADC Trigger
 
 TIM1->CCR1 = valBuf[0];
 TIM1->CCR2 = valBuf[1];
 TIM1->CCR3 = valBuf[2];
 
 HAL_UART_Receive_IT(&huart1, uartRxBuf, 1);
 
 
 //if(HAL_ADCEx_Calibration_Start(&hadc1, ADC_SINGLE_ENDED) != HAL_OK); Error_Handler();
 
 //HAL_ADCEx_InjectedStart_IT(&hadc1);
 
 while (1)
 {
 
 }
}
 
 
// ---------------------------------------- stm32g4xx_it.c ---------------------------------------- //
void TIM1_TRG_COM_TIM17_IRQHandler(void)
{
	HAL_GPIO_TogglePin(GPIOA,GPIO_PIN_5);
	testCounter++;
 HAL_TIM_IRQHandler(&htim1);
}

This topic has been closed for replies.