stm8S毫秒定时器

最新推荐文章于 2025-06-04 10:27:17 发布

转载最新推荐文章于 2025-06-04 10:27:17 发布 · 328 阅读

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原文链接：http://www.cnblogs.com/tinyos/p/6392207.html

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#嵌入式

#include "tim4.h"
#include "stm8s_tim4.h"

#define TIM4_PERIOD 124

void Dely1ms(void)
{
TIM4_DeInit();
/* Time base configuration */
// 8M/64=125000HZ
// (x + 1)/125000=0.001s = 1ms
// x = 124
TIM4_TimeBaseInit(TIM4_PRESCALER_64, TIM4_PERIOD);

/* Clear TIM4 update flag */
TIM4_ClearFlag(TIM4_FLAG_UPDATE);
/* Enable update interrupt */
TIM4_ITConfig(TIM4_IT_UPDATE, DISABLE);

/* Enable TIM4 */
TIM4_Cmd(ENABLE);

while( SET != TIM4_GetFlagStatus(TIM4_FLAG_UPDATE));
}