标题: stc89c52rc pwm灯 [打印本页]

作者: 朝朝1    时间: 2020-11-4 23:21
标题: stc89c52rc pwm灯

#include <reg52.h>
#include <..\CONFIG\QXA51.h>
unsigned char pwm_led_val = 0;//LED占空比值 0-20 0最亮
unsigned char pwm_t;//周期

void delay(unsigned int z)//毫秒级延时
{





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