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/**
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******************************************************************************
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* @file main.c
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* @author MCU Application Team
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* @brief Main program body
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2023 Puya Semiconductor Co.
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* All rights reserved.</center></h2>
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*
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* This software component is licensed by Puya under BSD 3-Clause license,
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* the "License"; You may not use this file except in compliance with the
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* License. You may obtain a copy of the License at:
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* opensource.org/licenses/BSD-3-Clause
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*
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2016 STMicroelectronics.
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* All rights reserved.</center></h2>
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*
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* This software component is licensed by ST under BSD 3-Clause license,
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* the "License"; You may not use this file except in compliance with the
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* License. You may obtain a copy of the License at:
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* opensource.org/licenses/BSD-3-Clause
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*
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "main.h"
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/* Private define ------------------------------------------------------------*/
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/* Private variables ---------------------------------------------------------*/
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TIM_HandleTypeDef TimHandle;
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TIM_OC_InitTypeDef sConfig1,sConfig2,sConfig3;
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uint32_t temp;
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__IO uint32_t uwStep = 0;
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/* Private user code ---------------------------------------------------------*/
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/* Private macro -------------------------------------------------------------*/
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/* Private function prototypes -----------------------------------------------*/
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static void APP_SystemClockConfig(void);
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/**
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* @brief Main program
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* @retval int
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*/
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int main(void)
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{
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/* Reset of all peripherals, Initializes the Systick */
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HAL_Init();
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/* Configure Systemclock */
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APP_SystemClockConfig();
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/* TIM configuration */
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TimHandle.Instance = TIM1; /* Select TIM1 */
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TimHandle.Init.Period = 1000 - 1; /* Auto reload value：1000-1 */
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TimHandle.Init.Prescaler = 1 - 1; /* Prescaler:1-1 */
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TimHandle.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1; /* Clock division: tDTS=tCK_INT */
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TimHandle.Init.CounterMode = TIM_COUNTERMODE_UP; /* CounterMode:Up */
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TimHandle.Init.RepetitionCounter = 1 - 1; /* repetition counter value:1-1 */
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TimHandle.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE; /* TIM1_ARR register is not buffered */
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/* Initialize TIM1 */
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if (HAL_TIM_Base_Init(&TimHandle) != HAL_OK)
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{
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APP_ErrorHandler();
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}
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/* PWM chanle configuration */
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sConfig1.OCMode = TIM_OCMODE_TIMING; /* OCMode：Frozen */
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sConfig1.OCPolarity = TIM_OCPOLARITY_HIGH; /* Compare output polarity: HIGH */
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sConfig1.OCNPolarity = TIM_OCNPOLARITY_HIGH; /* Compare complementary output polarity: HIGH */
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sConfig1.OCIdleState = TIM_OCIDLESTATE_RESET; /* Output Idle state: LOW */
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sConfig1.OCNIdleState = TIM_OCNIDLESTATE_RESET; /* Complementary output Idle state: LOW */
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sConfig1.OCFastMode = TIM_OCFAST_DISABLE; /* Output Compare fast disable */
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/* Set the pulse value for channel 1：500 */
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sConfig1.Pulse = 500 - 1;
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/* Configure TIM1_CH1 */
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if (HAL_TIM_PWM_ConfigChannel(&TimHandle, &sConfig1, TIM_CHANNEL_1) != HAL_OK)
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{
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APP_ErrorHandler();
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}
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sConfig2 = sConfig1;
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/* Set the pulse value for channel 1 : 250-1 */
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sConfig2.Pulse = 250 - 1;
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/* Configure TIM1_CH2 */
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if (HAL_TIM_PWM_ConfigChannel(&TimHandle, &sConfig2, TIM_CHANNEL_2) != HAL_OK)
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{
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APP_ErrorHandler();
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}
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sConfig3 = sConfig1;
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/* Set the pulse value for channel 1 : 125-1 */
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sConfig3.Pulse = 125 - 1;
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/* Configure TIM1_CH3 */
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if (HAL_TIM_PWM_ConfigChannel(&TimHandle, &sConfig3, TIM_CHANNEL_3) != HAL_OK)
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{
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APP_ErrorHandler();
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}
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/* Configure the TIM commutation event: set COMG bit by software */
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HAL_TIMEx_ConfigCommutEvent_IT(&TimHandle, TIM_TS_NONE, TIM_COMMUTATION_SOFTWARE);
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/* Start all channles */
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if (HAL_TIM_OC_Start(&TimHandle, TIM_CHANNEL_1) != HAL_OK)
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{
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APP_ErrorHandler();
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}
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if (HAL_TIMEx_OCN_Start(&TimHandle, TIM_CHANNEL_1) != HAL_OK)
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{
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APP_ErrorHandler();
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}
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if (HAL_TIM_OC_Start(&TimHandle, TIM_CHANNEL_2) != HAL_OK)
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{
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APP_ErrorHandler();
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}
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if (HAL_TIMEx_OCN_Start(&TimHandle, TIM_CHANNEL_2) != HAL_OK)
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{
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APP_ErrorHandler();
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}
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if (HAL_TIM_OC_Start(&TimHandle, TIM_CHANNEL_3) != HAL_OK)
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{
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APP_ErrorHandler();
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}
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if (HAL_TIMEx_OCN_Start(&TimHandle, TIM_CHANNEL_3) != HAL_OK)
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{
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APP_ErrorHandler();
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}
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/* Infinite loop */
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while (1)
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{
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}
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}
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/**
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* @brief Commutation event callback
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* @param htim：TIM handle
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* @retval None
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*/
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void HAL_TIMEx_CommutCallback(TIM_HandleTypeDef *htim)
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{
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if (uwStep == 0)
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{
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/* Step 1 Configuration */
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/* Set channle 1 mode: PWM1 */
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sConfig1.OCMode = TIM_OCMODE_PWM1;
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HAL_TIM_PWM_ConfigChannel(&TimHandle, &sConfig1, TIM_CHANNEL_1);
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/* Start channel 1 */
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HAL_TIM_PWM_Start(&TimHandle, TIM_CHANNEL_1);
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/* Stop the channel 1N */
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HAL_TIMEx_OCN_Stop(&TimHandle, TIM_CHANNEL_1);
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/* Set channle 3 mode: PWM1 */
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sConfig3.OCMode = TIM_OCMODE_PWM1;
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HAL_TIM_PWM_ConfigChannel(&TimHandle, &sConfig3, TIM_CHANNEL_3);
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/* Start channel 3N */
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HAL_TIMEx_OCN_Start(&TimHandle, TIM_CHANNEL_3);
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/* Stop channle 3 */
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HAL_TIM_PWM_Stop(&TimHandle, TIM_CHANNEL_3);
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/* Stop channle 2 */
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HAL_TIM_OC_Stop(&TimHandle, TIM_CHANNEL_2);
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/* Stop channle 2N */
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HAL_TIMEx_OCN_Stop(&TimHandle, TIM_CHANNEL_2);
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uwStep = 1;
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}
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else if (uwStep == 1)
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{
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/* Step 2 Configuration */
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/* Set channle 2 mode: PWM1 */
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sConfig2.OCMode = TIM_OCMODE_PWM1;
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HAL_TIM_PWM_ConfigChannel(&TimHandle, &sConfig2, TIM_CHANNEL_2);
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/* Start channel 2N */
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HAL_TIMEx_OCN_Start(&TimHandle, TIM_CHANNEL_2);
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/* Stop channel 3N */
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HAL_TIMEx_OCN_Stop(&TimHandle, TIM_CHANNEL_3);
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uwStep++;
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}
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else if (uwStep == 2)
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{
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/* Step 3 Configuration */
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/* Set channle 3 mode: PWM1 */
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sConfig3.OCMode = TIM_OCMODE_PWM1;
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HAL_TIM_PWM_ConfigChannel(&TimHandle, &sConfig3, TIM_CHANNEL_3);
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/* Start channel 3 */
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HAL_TIM_PWM_Start(&TimHandle, TIM_CHANNEL_3);
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/* Stop channel 1 */
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HAL_TIM_OC_Stop(&TimHandle, TIM_CHANNEL_1);
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uwStep++;
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}
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else if (uwStep == 3)
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{
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/* Step 4 Configuration */
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/* Stop channel 2N */
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HAL_TIMEx_OCN_Stop(&TimHandle, TIM_CHANNEL_2);
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/* Set channle 1 mode: PWM1 */
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sConfig1.OCMode = TIM_OCMODE_PWM1;
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HAL_TIM_PWM_ConfigChannel(&TimHandle, &sConfig1, TIM_CHANNEL_1);
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/* Start channel 1N */
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HAL_TIMEx_OCN_Start(&TimHandle, TIM_CHANNEL_1);
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uwStep++;
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}
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else if (uwStep == 4)
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{
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/* Step 5 Configuration */
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/* Stop channel 3 */
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HAL_TIM_OC_Stop(&TimHandle, TIM_CHANNEL_3);
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/* Set channle 2 mode: PWM1 */
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sConfig2.OCMode = TIM_OCMODE_PWM1;
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HAL_TIM_PWM_ConfigChannel(&TimHandle, &sConfig2, TIM_CHANNEL_2);
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/* Start channel 2 */
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HAL_TIM_PWM_Start(&TimHandle, TIM_CHANNEL_2);
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uwStep++;
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}
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else if (uwStep == 5)
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{
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/* Step 6 Configuration */
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/* Set channle 3 mode: PWM1 */
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sConfig3.OCMode = TIM_OCMODE_PWM1;
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HAL_TIM_PWM_ConfigChannel(&TimHandle, &sConfig3, TIM_CHANNEL_3);
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/* Start channel 3N */
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HAL_TIMEx_OCN_Start(&TimHandle, TIM_CHANNEL_3);
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/* Stop channel channel 1N */
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HAL_TIMEx_OCN_Stop(&TimHandle, TIM_CHANNEL_1);
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uwStep++;
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}
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else
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{
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/* Step 1 Configuration */
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/* Set channle 1 mode: PWM1 */
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sConfig1.OCMode = TIM_OCMODE_PWM1;
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HAL_TIM_PWM_ConfigChannel(&TimHandle, &sConfig1, TIM_CHANNEL_1);
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/* Start channel 1 */
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HAL_TIM_PWM_Start(&TimHandle, TIM_CHANNEL_1);
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/* Stop channel 2 */
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HAL_TIM_OC_Stop(&TimHandle, TIM_CHANNEL_2);
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uwStep = 1;
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}
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}
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/**
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* @brief Configure systemclock
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* @param None
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* @retval None
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*/
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static void APP_SystemClockConfig(void)
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{
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RCC_OscInitTypeDef OscInitstruct = {0};
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RCC_ClkInitTypeDef ClkInitstruct = {0};
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OscInitstruct.OscillatorType = RCC_OSCILLATORTYPE_HSE | RCC_OSCILLATORTYPE_HSI | RCC_OSCILLATORTYPE_LSE |
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RCC_OSCILLATORTYPE_LSI | RCC_OSCILLATORTYPE_HSI48M;
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OscInitstruct.HSEState = RCC_HSE_OFF; /* HSE OFF */
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/* OscInitstruct.HSEFreq = RCC_HSE_16_32MHz; */ /* HSE clock range 16~32MHz */
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OscInitstruct.HSI48MState = RCC_HSI48M_OFF; /* Disable HSI48M clock */
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OscInitstruct.HSIState = RCC_HSI_ON; /* HSI ON */
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OscInitstruct.LSEState = RCC_LSE_OFF; /* LSE OFF */
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/* OscInitstruct.LSEDriver = RCC_LSEDRIVE_HIGH; */ /* LSE high drive capability */
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OscInitstruct.LSIState = RCC_LSI_OFF; /* LSI OFF */
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OscInitstruct.PLL.PLLState = RCC_PLL_OFF; /* PLL OFF */
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/* OscInitstruct.PLL.PLLSource = RCC_PLLSOURCE_HSE; */ /* HSE oscillator clock selected as PLL clock entry */
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/* OscInitstruct.PLL.PLLMUL = RCC_PLL_MUL6; */ /* PLLVCO = PLL clock entry x 6 */
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/* Initialize the RCC Oscillators */
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if(HAL_RCC_OscConfig(&OscInitstruct) != HAL_OK)
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{
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APP_ErrorHandler();
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}
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ClkInitstruct.ClockType = RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2;
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ClkInitstruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSI; /* Select HSI as system clock */
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ClkInitstruct.AHBCLKDivider = RCC_SYSCLK_DIV1; /* SYSCLK not divided: HCLK=SYSCLK */
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ClkInitstruct.APB1CLKDivider = RCC_HCLK_DIV1; /* HCLK not divided: PCLK1=HCLK */
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ClkInitstruct.APB2CLKDivider = RCC_HCLK_DIV2; /* HCLK divided by 2: PCLK2=HCLK/2 */
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/* Set clock source */
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if(HAL_RCC_ClockConfig(&ClkInitstruct, FLASH_LATENCY_0) != HAL_OK)
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{
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APP_ErrorHandler();
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}
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}
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/**
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* @brief Error handling function
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* @param None
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* @retval None
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*/
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void APP_ErrorHandler(void)
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{
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/* Infinite loop */
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while (1)
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{
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}
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}
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#ifdef USE_FULL_ASSERT
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/**
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* @brief Reports the name of the source file and the source line number
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* where the assert_param error has occurred.
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* @param file：Pointer to the source file name
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* @param line：assert_param error line source number
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* @retval None
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*/
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void assert_failed(uint8_t *file, uint32_t line)
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{
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/* User can add His own implementation to report the file name and line number,
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ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
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/* Infinite loop */
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while (1)
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{
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}
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}
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#endif /* USE_FULL_ASSERT */
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/************************ (C) COPYRIGHT Puya *****END OF FILE******************/
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