#include "speed_to_hall.h" speed_hall g_speed_to_hall = {0}; /** * @brief 初始化定时器+霍尔计算速度 * @param * @retval * */ void init_hall_speed_module(void) { /* 计时中断 */ timer_parameter_struct timer_initpara; rcu_periph_clock_enable(RCU_TIMER6); timer_struct_para_init(&timer_initpara); timer_deinit(TIMER6); // TIMER1 configuration timer_initpara.prescaler = 99; timer_initpara.alignedmode = TIMER_COUNTER_EDGE;//计数模式,边缘对齐 timer_initpara.counterdirection = TIMER_COUNTER_UP;//计数方向 timer_initpara.period = SPEED_TIMER_PERIOD;//计数重装载值,确定周期,,该值可在任意时刻进行修改以改变周期,TIMER_CAR(timer_periph) = (uint32_t)initpara->period; timer_initpara.clockdivision = TIMER_CKDIV_DIV1;//时钟分频 timer_initpara.repetitioncounter = 0;//计数重复值 timer_init(TIMER6, &timer_initpara); timer_auto_reload_shadow_enable(TIMER6); timer_enable(TIMER6); timer_interrupt_enable(TIMER6, TIMER_INT_UP);//定时器更新中断使能 nvic_irq_enable(TIMER6_IRQn, 2U, 2U); /* 控制中断 */ rcu_periph_clock_enable(RCU_TIMER12); timer_struct_para_init(&timer_initpara); timer_deinit(TIMER12); // TIMER1 configuration timer_initpara.prescaler = 99; timer_initpara.alignedmode = TIMER_COUNTER_EDGE;//计数模式,边缘对齐 timer_initpara.counterdirection = TIMER_COUNTER_UP;//计数方向 timer_initpara.period = 19999;//计数重装载值,确定周期,,该值可在任意时刻进行修改以改变周期,TIMER_CAR(timer_periph) = (uint32_t)initpara->period; timer_initpara.clockdivision = TIMER_CKDIV_DIV1;//时钟分频 timer_initpara.repetitioncounter = 0;//计数重复值 timer_init(TIMER12, &timer_initpara); timer_auto_reload_shadow_enable(TIMER12); timer_enable(TIMER12); timer_interrupt_enable(TIMER12, TIMER_INT_UP);//定时器更新中断使能 nvic_irq_enable(TIMER7_UP_TIMER12_IRQn, 1U, 2U); } /** * @brief 定时器6中断服务函数 * @param * @retval * */ void TIMER6_IRQHandler(void) { if(RESET != timer_interrupt_flag_get(TIMER6, TIMER_INT_FLAG_UP)) { g_speed_to_hall.time_60ms++; if (g_speed_to_hall.time_60ms >= TIME_60MS_MAX) { g_speed_to_hall.time_60ms = 0; } timer_interrupt_flag_clear(TIMER6, TIMER_INT_FLAG_UP); } } /** * @brief 定时器7中断服务函数 * @param * @retval * */ void TIMER7_UP_TIMER12_IRQHandler(void) { if(RESET != timer_interrupt_flag_get(TIMER12, TIMER_INT_FLAG_UP)) { get_hori_speed(); get_vert_speed(); timer_interrupt_flag_clear(TIMER12, TIMER_INT_FLAG_UP); } }