- 在tim.h中声明TIM1句柄和初始化函数 - 在tim.c中实现TIM1 PWM初始化配置,用于生成ADC采样时钟 - 在main.c中初始化TIM1并启动PWM输出 - 更新STM32CubeMX项目文件(.ioc),添加TIM1配置 🐛 fix(gpio): 修复GPIO配置错误 - 修正gpio.c中ADC_SYNC引脚的GPIO端口配置,使用正确的端口宏 - 移除对PA8引脚的错误配置,PA8现在用于TIM1 PWM输出 ♻️ refactor(main): 重构ADC采样触发逻辑 - 移除使用GPIO手动触发ADC采样的代码 - 注释掉TIM2中断回调中控制PA8的代码,该引脚现在用于时钟输出
232 lines
6.0 KiB
C
232 lines
6.0 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) 2026 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 htim1;
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TIM_HandleTypeDef htim2;
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/* TIM1 init function */
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void MX_TIM1_Init(void)
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{
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/* USER CODE BEGIN TIM1_Init 0 */
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/* USER CODE END TIM1_Init 0 */
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TIM_MasterConfigTypeDef sMasterConfig = {0};
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TIM_OC_InitTypeDef sConfigOC = {0};
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TIM_BreakDeadTimeConfigTypeDef sBreakDeadTimeConfig = {0};
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/* USER CODE BEGIN TIM1_Init 1 */
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/* USER CODE END TIM1_Init 1 */
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htim1.Instance = TIM1;
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htim1.Init.Prescaler = 0;
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htim1.Init.CounterMode = TIM_COUNTERMODE_UP;
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htim1.Init.Period = 167;
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htim1.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
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htim1.Init.RepetitionCounter = 0;
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htim1.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
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if (HAL_TIM_PWM_Init(&htim1) != 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(&htim1, &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 = 84;
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sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
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sConfigOC.OCNPolarity = TIM_OCNPOLARITY_HIGH;
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sConfigOC.OCFastMode = TIM_OCFAST_ENABLE;
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sConfigOC.OCIdleState = TIM_OCIDLESTATE_RESET;
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sConfigOC.OCNIdleState = TIM_OCNIDLESTATE_RESET;
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if (HAL_TIM_PWM_ConfigChannel(&htim1, &sConfigOC, TIM_CHANNEL_1) != HAL_OK)
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{
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Error_Handler();
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}
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sBreakDeadTimeConfig.OffStateRunMode = TIM_OSSR_DISABLE;
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sBreakDeadTimeConfig.OffStateIDLEMode = TIM_OSSI_DISABLE;
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sBreakDeadTimeConfig.LockLevel = TIM_LOCKLEVEL_OFF;
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sBreakDeadTimeConfig.DeadTime = 0;
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sBreakDeadTimeConfig.BreakState = TIM_BREAK_DISABLE;
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sBreakDeadTimeConfig.BreakPolarity = TIM_BREAKPOLARITY_HIGH;
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sBreakDeadTimeConfig.AutomaticOutput = TIM_AUTOMATICOUTPUT_DISABLE;
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if (HAL_TIMEx_ConfigBreakDeadTime(&htim1, &sBreakDeadTimeConfig) != HAL_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN TIM1_Init 2 */
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/* USER CODE END TIM1_Init 2 */
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HAL_TIM_MspPostInit(&htim1);
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}
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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_ClockConfigTypeDef sClockSourceConfig = {0};
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TIM_MasterConfigTypeDef sMasterConfig = {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 = 83;
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htim2.Init.CounterMode = TIM_COUNTERMODE_UP;
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htim2.Init.Period = 124;
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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_Base_Init(&htim2) != HAL_OK)
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{
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Error_Handler();
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}
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sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
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if (HAL_TIM_ConfigClockSource(&htim2, &sClockSourceConfig) != 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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/* USER CODE BEGIN TIM2_Init 2 */
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/* USER CODE END TIM2_Init 2 */
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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==TIM1)
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{
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/* USER CODE BEGIN TIM1_MspInit 0 */
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/* USER CODE END TIM1_MspInit 0 */
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/* TIM1 clock enable */
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__HAL_RCC_TIM1_CLK_ENABLE();
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/* USER CODE BEGIN TIM1_MspInit 1 */
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/* USER CODE END TIM1_MspInit 1 */
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}
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}
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void HAL_TIM_Base_MspInit(TIM_HandleTypeDef* tim_baseHandle)
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{
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if(tim_baseHandle->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 interrupt Init */
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HAL_NVIC_SetPriority(TIM2_IRQn, 3, 0);
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HAL_NVIC_EnableIRQ(TIM2_IRQn);
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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==TIM1)
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{
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/* USER CODE BEGIN TIM1_MspPostInit 0 */
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/* USER CODE END TIM1_MspPostInit 0 */
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__HAL_RCC_GPIOA_CLK_ENABLE();
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/**TIM1 GPIO Configuration
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PA8 ------> TIM1_CH1
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*/
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GPIO_InitStruct.Pin = GPIO_PIN_8;
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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_LOW;
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GPIO_InitStruct.Alternate = GPIO_AF1_TIM1;
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HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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/* USER CODE BEGIN TIM1_MspPostInit 1 */
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/* USER CODE END TIM1_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==TIM1)
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{
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/* USER CODE BEGIN TIM1_MspDeInit 0 */
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/* USER CODE END TIM1_MspDeInit 0 */
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/* Peripheral clock disable */
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__HAL_RCC_TIM1_CLK_DISABLE();
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/* USER CODE BEGIN TIM1_MspDeInit 1 */
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/* USER CODE END TIM1_MspDeInit 1 */
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}
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}
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void HAL_TIM_Base_MspDeInit(TIM_HandleTypeDef* tim_baseHandle)
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{
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if(tim_baseHandle->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 interrupt Deinit */
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HAL_NVIC_DisableIRQ(TIM2_IRQn);
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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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