标题: 计数器的应用 [打印本页]

作者: 一种颜色的彩虹    时间: 2017-11-24 21:51
标题: 计数器的应用
#include<reg51.h>
#define uchar unsigned char
#define uint unsigned int
void delay(uint i)
{
uint j;
for(;i>0;i--);
}
void main()
{
TMOD=0X50;
TH1=0XFF;
TL1=0XFC;
EA=1;
ET1=1;
TR1=1;
while(1);
}
void T1_int(void) interrupt 3
{
for(;;)
{
P1=0XFF;
delay(500);
P1=0;
delay(500);
}
}






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