[STM32U5] 【NUCLEO-U575ZI-Q测评】PWM

#include "main.h"



/* Private includes ----------------------------------------------------------*/

/* USER CODE BEGIN Includes */



/* USER CODE END Includes */



/* Private typedef -----------------------------------------------------------*/

/* USER CODE BEGIN PTD */



/* USER CODE END PTD */



/* Private define ------------------------------------------------------------*/

/* USER CODE BEGIN PD */



/* USER CODE END PD */



/* Private macro -------------------------------------------------------------*/

/* USER CODE BEGIN PM */



/* USER CODE END PM */



/* Private variables ---------------------------------------------------------*/



TIM_HandleTypeDef htim1;



/* USER CODE BEGIN PV */



/* USER CODE END PV */



/* Private function prototypes -----------------------------------------------*/

void SystemClock_Config(void);

static void SystemPower_Config(void);

static void MX_GPIO_Init(void);

static void MX_ICACHE_Init(void);

static void MX_TIM1_Init(void);

/* USER CODE BEGIN PFP */



/* USER CODE END PFP */



/* Private user code ---------------------------------------------------------*/

/* USER CODE BEGIN 0 */



/* USER CODE END 0 */



/**

  * [url=home.php?mod=space&uid=247401]@brief[/url]  The application entry point.

  * @retval int

  */

int main(void)

{

  /* USER CODE BEGIN 1 */

  

  /* STM32U5xx HAL library initialization:

       - Configure the Flash prefetch

       - Configure the Systick to generate an interrupt each 1 msec

       - Set NVIC Group Priority to 3

       - Low Level Initialization

     */

  /* USER CODE END 1 */



  /* MCU Configuration--------------------------------------------------------*/



  /* Reset of all peripherals, Initializes the Flash interface and the Systick. */

  HAL_Init();



  /* USER CODE BEGIN Init */



  /* USER CODE END Init */



  /* Configure the system clock */

  SystemClock_Config();



  /* Configure the System Power */

  SystemPower_Config();



  /* USER CODE BEGIN SysInit */



  /* Configure LED3 */

  BSP_LED_Init(LED3);



  /* USER CODE END SysInit */



  /* Initialize all configured peripherals */

  MX_GPIO_Init();

  MX_ICACHE_Init();

  MX_TIM1_Init();

  /* USER CODE BEGIN 2 */



/*## Start PWM signals generation #######################################*/

  /* Start channel 1 */

  if (HAL_TIM_PWM_Start(&htim1, TIM_CHANNEL_1) != HAL_OK)

  {

    /* PWM Generation Error */

    Error_Handler();

  }

  /* Start channel 2 */

  if (HAL_TIM_PWM_Start(&htim1, TIM_CHANNEL_2) != HAL_OK)

  {

    /* PWM Generation Error */

    Error_Handler();

  }

  /* Start channel 3 */

  if (HAL_TIM_PWM_Start(&htim1, TIM_CHANNEL_3) != HAL_OK)

  {

    /* PWM generation Error */

    Error_Handler();

  }

  /* Start channel 4 */

  if (HAL_TIM_PWM_Start(&htim1, TIM_CHANNEL_4) != HAL_OK)

  {

    /* PWM generation Error */

    Error_Handler();

  }



  /* USER CODE END 2 */



  /* Infinite loop */

  /* USER CODE BEGIN WHILE */

  while (1)

  {

    /* USER CODE END WHILE */



    /* USER CODE BEGIN 3 */



  }

  /* USER CODE END 3 */

}



/**

  * @brief System Clock Configuration

  * @retval None

  */

void SystemClock_Config(void)

{

  RCC_OscInitTypeDef RCC_OscInitStruct = {0};

  RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};



  /** Configure the main internal regulator output voltage

  */

  if (HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1) != HAL_OK)

  {

    Error_Handler();

  }



  /** Initializes the CPU, AHB and APB busses clocks

  */

  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_MSI;

  RCC_OscInitStruct.MSIState = RCC_MSI_ON;

  RCC_OscInitStruct.MSICalibrationValue = RCC_MSICALIBRATION_DEFAULT;

  RCC_OscInitStruct.MSIClockRange = RCC_MSIRANGE_4;

  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;

  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_MSI;

  RCC_OscInitStruct.PLL.PLLMBOOST = RCC_PLLMBOOST_DIV1;

  RCC_OscInitStruct.PLL.PLLM = 1;

  RCC_OscInitStruct.PLL.PLLN = 80;

  RCC_OscInitStruct.PLL.PLLP = 2;

  RCC_OscInitStruct.PLL.PLLQ = 2;

  RCC_OscInitStruct.PLL.PLLR = 2;

  RCC_OscInitStruct.PLL.PLLRGE = RCC_PLLVCIRANGE_0;

  RCC_OscInitStruct.PLL.PLLFRACN = 0;

  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)

  {

    Error_Handler();

  }



  /** Initializes the CPU, AHB and APB busses clocks

  */

  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK

                              |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2

                              |RCC_CLOCKTYPE_PCLK3;

  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;

  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;

  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;

  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;

  RCC_ClkInitStruct.APB3CLKDivider = RCC_HCLK_DIV1;



  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_4) != HAL_OK)

  {

    Error_Handler();

  }

}



/**

  * @brief Power Configuration

  * @retval None

  */

static void SystemPower_Config(void)

{



  /*

   * Disable the internal Pull-Up in Dead Battery pins of UCPD peripheral

   */

  HAL_PWREx_DisableUCPDDeadBattery();



  /*

   * Switch to SMPS regulator instead of LDO

   */

  if (HAL_PWREx_ConfigSupply(PWR_SMPS_SUPPLY) != HAL_OK)

  {

    Error_Handler();

  }

}



/**

  * @brief ICACHE Initialization Function

  * @param None

  * @retval None

  */

static void MX_ICACHE_Init(void)

{



  /* USER CODE BEGIN ICACHE_Init 0 */



  /* USER CODE END ICACHE_Init 0 */



  /* USER CODE BEGIN ICACHE_Init 1 */



  /* USER CODE END ICACHE_Init 1 */



  /** Enable instruction cache in 1-way (direct mapped cache)

  */

  if (HAL_ICACHE_ConfigAssociativityMode(ICACHE_1WAY) != HAL_OK)

  {

    Error_Handler();

  }

  if (HAL_ICACHE_Enable() != HAL_OK)

  {

    Error_Handler();

  }

  /* USER CODE BEGIN ICACHE_Init 2 */



  /* USER CODE END ICACHE_Init 2 */



}



/**

  * @brief TIM1 Initialization Function

  * @param None

  * @retval None

  */

static void MX_TIM1_Init(void)

{



  /* USER CODE BEGIN TIM1_Init 0 */



  /* USER CODE END TIM1_Init 0 */



  TIM_MasterConfigTypeDef sMasterConfig = {0};

  TIM_OC_InitTypeDef sConfigOC = {0};

  TIM_BreakDeadTimeConfigTypeDef sBreakDeadTimeConfig = {0};



  /* USER CODE BEGIN TIM1_Init 1 */



  /* USER CODE END TIM1_Init 1 */

  htim1.Instance = TIM1;

  htim1.Init.Prescaler = PRESCALER_VALUE;

  htim1.Init.CounterMode = TIM_COUNTERMODE_UP;

  htim1.Init.Period = PERIOD_VALUE;

  htim1.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;

  htim1.Init.RepetitionCounter = 0;

  htim1.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;

  if (HAL_TIM_PWM_Init(&htim1) != HAL_OK)

  {

    Error_Handler();

  }

  sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;

  sMasterConfig.MasterOutputTrigger2 = TIM_TRGO2_RESET;

  sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;

  if (HAL_TIMEx_MasterConfigSynchronization(&htim1, &sMasterConfig) != HAL_OK)

  {

    Error_Handler();

  }

  sConfigOC.OCMode = TIM_OCMODE_PWM1;

  sConfigOC.Pulse = PULSE1_VALUE;

  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 = PULSE2_VALUE;

  if (HAL_TIM_PWM_ConfigChannel(&htim1, &sConfigOC, TIM_CHANNEL_2) != HAL_OK)

  {

    Error_Handler();

  }

  sConfigOC.Pulse = PULSE3_VALUE;

  if (HAL_TIM_PWM_ConfigChannel(&htim1, &sConfigOC, TIM_CHANNEL_3) != HAL_OK)

  {

    Error_Handler();

  }

  sConfigOC.Pulse = PULSE4_VALUE;

  if (HAL_TIM_PWM_ConfigChannel(&htim1, &sConfigOC, TIM_CHANNEL_4) != HAL_OK)

  {

    Error_Handler();

  }

  sBreakDeadTimeConfig.OffStateRunMode = TIM_OSSR_DISABLE;

  sBreakDeadTimeConfig.OffStateIDLEMode = TIM_OSSI_DISABLE;

  sBreakDeadTimeConfig.LockLevel = TIM_LOCKLEVEL_OFF;

  sBreakDeadTimeConfig.DeadTime = 0;

  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();

  }

  /* USER CODE BEGIN TIM1_Init 2 */



  /* USER CODE END TIM1_Init 2 */

  HAL_TIM_MspPostInit(&htim1);



}



/**

  * @brief GPIO Initialization Function

  * @param None

  * @retval None

  */

static void MX_GPIO_Init(void)

{



  /* GPIO Ports Clock Enable */

  __HAL_RCC_GPIOE_CLK_ENABLE();



}



/* USER CODE BEGIN 4 */



/* USER CODE END 4 */



/**

  * @brief  This function is executed in case of error occurrence.

  * @retval None

  */

void Error_Handler(void)

{

  /* USER CODE BEGIN Error_Handler_Debug */

  /* Turn LED3 on */

  BSP_LED_On(LED3);

  while(1) 

  {

  }

  /* USER CODE END Error_Handler_Debug */

}



#ifdef  USE_FULL_ASSERT

/**

  * @brief  Reports the name of the source file and the source line number

  *         where the assert_param error has occurred.

  * @param  file: pointer to the source file name

  * @param  line: assert_param error line source number

  * @retval None

  */

void assert_failed(uint8_t *file, uint32_t line)

{

  /* USER CODE BEGIN 6 */

  /* User can add his own implementation to report the file name and line number,

    ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */

  /* Infinite loop */

  while (1)

  {

  }



  /* USER CODE END 6 */

}

#endif /* USE_FULL_ASSERT */