51 lines
925 B
C
51 lines
925 B
C
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/*
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蜂鸣器任务。
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*/
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#include "buzzer_task.h"
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#include "tim.h"
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#include "bsp_delay.h"
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#include "user_task.h"
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#include "cmsis_os2.h"
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void Buzzer_task(void *argument)
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{
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(void)argument; /* δʹ<CEB4><CAB9>argument<6E><74><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
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// const uint32_t delay_tick = osKernelGetTickFreq() / TASK_FREQ_BUZZER;
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// uint32_t tick = osKernelGetTickCount(); /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƶ<EFBFBD>ʵļ<CAB5>ʱ */
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//
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// buzzer_t = get_chassis_stru();
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while(1)
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{
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// Buzzer_Task();
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// tick += delay_tick; /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1> */
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// osDelayUntil(tick); /* <20><><EFBFBD>н<EFBFBD><D0BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȴ<EFBFBD><C8B4><EFBFBD>һ<EFBFBD>λ<EFBFBD><CEBB><EFBFBD> */
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}
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}
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void buzzer_short(void){
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TIM4->CCR3 = 9999;
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delay_ms(200);
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TIM4->CCR3 = 0;
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delay_ms(200);
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}
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void buzzer_long(void){
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TIM4->CCR3 = 9999;
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delay_ms(500);
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TIM4->CCR3 = 0;
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delay_ms(500);
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}
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void buzzer_no(void){
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TIM4->CCR3 = 0;
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}
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