aaa.c

实现彩灯定时一秒循环移动

#include<reg52.h>
#include<intrins.h>
#define uint unsigned int
#define uchar unsigned char
void main()
{   uchar cnt=0	;
    TMOD=0x10;//设置T1
		TR1=1;
P1=0xFF;
	P1=0x80;
for(;;){
   	TH1=(65536-20000)/256;
	TL1=(65536-20000)%256;
   do{}
   while(!TF1);
    if(cnt==200)
  	{P1=_crol_(P1,1);	  
     cnt=0;
     }
    else  cnt++;
	TF1=0;
 }
}