158 lines
4.1 KiB
C
158 lines
4.1 KiB
C
/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file tim.c
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* @brief This file provides code for the configuration
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* of the TIM instances.
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2025 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Includes ------------------------------------------------------------------*/
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#include "tim.h"
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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TIM_HandleTypeDef htim2;
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DMA_HandleTypeDef hdma_tim2_ch3;
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/* TIM2 init function */
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void MX_TIM2_Init(void)
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{
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/* USER CODE BEGIN TIM2_Init 0 */
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/* USER CODE END TIM2_Init 0 */
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TIM_MasterConfigTypeDef sMasterConfig = {0};
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TIM_OC_InitTypeDef sConfigOC = {0};
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/* USER CODE BEGIN TIM2_Init 1 */
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/* USER CODE END TIM2_Init 1 */
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htim2.Instance = TIM2;
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htim2.Init.Prescaler = 0;
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htim2.Init.CounterMode = TIM_COUNTERMODE_UP;
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htim2.Init.Period = 89;
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htim2.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
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htim2.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
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if (HAL_TIM_PWM_Init(&htim2) != HAL_OK)
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{
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Error_Handler();
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}
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sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
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sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
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if (HAL_TIMEx_MasterConfigSynchronization(&htim2, &sMasterConfig) != HAL_OK)
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{
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Error_Handler();
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}
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sConfigOC.OCMode = TIM_OCMODE_PWM1;
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sConfigOC.Pulse = 0;
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sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
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sConfigOC.OCFastMode = TIM_OCFAST_ENABLE;
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if (HAL_TIM_PWM_ConfigChannel(&htim2, &sConfigOC, TIM_CHANNEL_3) != HAL_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN TIM2_Init 2 */
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/* USER CODE END TIM2_Init 2 */
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HAL_TIM_MspPostInit(&htim2);
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}
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void HAL_TIM_PWM_MspInit(TIM_HandleTypeDef* tim_pwmHandle)
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{
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if(tim_pwmHandle->Instance==TIM2)
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{
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/* USER CODE BEGIN TIM2_MspInit 0 */
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/* USER CODE END TIM2_MspInit 0 */
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/* TIM2 clock enable */
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__HAL_RCC_TIM2_CLK_ENABLE();
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/* TIM2 DMA Init */
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/* TIM2_CH3 Init */
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hdma_tim2_ch3.Instance = DMA1_Channel1;
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hdma_tim2_ch3.Init.Direction = DMA_MEMORY_TO_PERIPH;
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hdma_tim2_ch3.Init.PeriphInc = DMA_PINC_DISABLE;
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hdma_tim2_ch3.Init.MemInc = DMA_MINC_ENABLE;
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hdma_tim2_ch3.Init.PeriphDataAlignment = DMA_PDATAALIGN_WORD;
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hdma_tim2_ch3.Init.MemDataAlignment = DMA_MDATAALIGN_WORD;
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hdma_tim2_ch3.Init.Mode = DMA_CIRCULAR;
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hdma_tim2_ch3.Init.Priority = DMA_PRIORITY_LOW;
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if (HAL_DMA_Init(&hdma_tim2_ch3) != HAL_OK)
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{
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Error_Handler();
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}
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__HAL_LINKDMA(tim_pwmHandle,hdma[TIM_DMA_ID_CC3],hdma_tim2_ch3);
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/* USER CODE BEGIN TIM2_MspInit 1 */
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/* USER CODE END TIM2_MspInit 1 */
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}
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}
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void HAL_TIM_MspPostInit(TIM_HandleTypeDef* timHandle)
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{
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GPIO_InitTypeDef GPIO_InitStruct = {0};
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if(timHandle->Instance==TIM2)
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{
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/* USER CODE BEGIN TIM2_MspPostInit 0 */
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/* USER CODE END TIM2_MspPostInit 0 */
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__HAL_RCC_GPIOA_CLK_ENABLE();
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/**TIM2 GPIO Configuration
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PA2 ------> TIM2_CH3
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*/
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GPIO_InitStruct.Pin = GPIO_PIN_2;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF1_TIM2;
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HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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/* USER CODE BEGIN TIM2_MspPostInit 1 */
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/* USER CODE END TIM2_MspPostInit 1 */
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}
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}
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void HAL_TIM_PWM_MspDeInit(TIM_HandleTypeDef* tim_pwmHandle)
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{
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if(tim_pwmHandle->Instance==TIM2)
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{
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/* USER CODE BEGIN TIM2_MspDeInit 0 */
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/* USER CODE END TIM2_MspDeInit 0 */
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/* Peripheral clock disable */
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__HAL_RCC_TIM2_CLK_DISABLE();
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/* TIM2 DMA DeInit */
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HAL_DMA_DeInit(tim_pwmHandle->hdma[TIM_DMA_ID_CC3]);
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/* USER CODE BEGIN TIM2_MspDeInit 1 */
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/* USER CODE END TIM2_MspDeInit 1 */
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}
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}
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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