112 lines
2.4 KiB
C
112 lines
2.4 KiB
C
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#include "FM_TIM.h"
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#include "timeSliceOffset.h"
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#include "capture.h"
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static int PWM_RESOLUTION;
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/**
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* @brief 定时器初始化
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* @param None
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* @retval None
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*/
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void tim_Init(void)
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{
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HD_PWM_Init();
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/* 得到pwm的分辨率 */
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PWM_RESOLUTION = HAL_RCC_GetHCLKFreq() / 100000;
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HD_controlTim_Init();
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HD_taskBaseTim_Init();
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HD_checkAbnormalTim_Init();
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HD_time_Init();
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}
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/**
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* @brief 停止PWM信号输出
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*
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* 本函数通过设置PWM脉冲宽度为0来停止PWM信号输出，然后调用HAL库函数进行PWM相关的硬件资源初始化。
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* 注意：这里使用了硬件抽象层（HAL）库提供的函数，特定于STM32微控制器。
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*/
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void pwm_Stop(void)
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{
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// 设置PWM脉冲宽度为0， effectively停止PWM信号输出
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set_pwmPulse(0);
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HAL_TIM_Base_Stop_IT(&htim15);
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// HAL_TIM_OC_MspDeInit(&htim3);
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// 调用HAL库函数进行PWM相关的硬件资源De初始化
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// HAL_TIM_PWM_MspDeInit(&htim3);
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}
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/**
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* @brief 设置占空比的大小
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* @param Pulse 高电平所占的数
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* @retval None
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*/
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void set_pwmPulse(uint32_t Pulse)
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{
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if (Pulse > PWM_RESOLUTION) {
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return;
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}
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__HAL_TIM_SetCompare(&htim3, TIM_CHANNEL_4, Pulse);
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}
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/**
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* @brief 设置占空比的大小
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* @param DutyRatio 占空比
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* @retval None
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*/
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void set_pwmDutyRatio(float DutyRatio)
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{
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uint32_t Pulse = (int)(DutyRatio * PWM_RESOLUTION);
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set_pwmPulse(Pulse);
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}
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/**
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* @brief Period elapsed callback in non blocking mode
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* @note This function is called when TIM1 interrupt took place, inside
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* HAL_TIM_IRQHandler(). It makes a direct call to HAL_IncTick() to increment
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* a global variable "uwTick" used as application time base.
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* @param htim : TIM handle
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* @retval None
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*/
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/**
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* @brief 回调函数
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* @param htim 产生中断定时器
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* @retval None
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*/
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void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim)
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{
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/* USER CODE BEGIN Callback 0 */
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/* USER CODE END Callback 0 */
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if (htim->Instance == TIM1) {
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HAL_IncTick();
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}
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/* USER CODE BEGIN Callback 1 */
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else if (htim->Instance == TIM7) {
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chargControl();
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}
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else if (htim->Instance == TIM16) {
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TimeSliceOffset_Produce();
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}
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else if (htim->Instance == TIM17) {
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checkAbnormal();
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}
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else if (htim->Instance == TIM15) {
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hw_inc_tick();
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}
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/* USER CODE END Callback 1 */
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} |