liushuideng.c

基于51的智能流水灯控制

#include<reg51.h>
#include<intrins.h>
#define uint unsigned int
#define uchar unsigned char
uchar temp;

void delay(uint x)
{
	uint i,j;
	for(i=x;i>0;i--)
		for(j=110;j>0;j--);
}

void main()
{
	temp=0xfe;
	P1=temp;
	while (1)
	{
		delay (500);
		temp=_crol_(temp,1);
		P1=temp;
	}
}