基于51单片机心形流水灯C语言源程序.docx

文档介绍：基于51单片机心形流水灯C语言源程序
LT
#include<>
unsigned int x,y;
void delayms(unsigned int z) //延时
{
unsigned int i,j;
for(i=z;i>0;i--)
for(j=150;j>0;j--);
}
void On_all() //开启所有灯
{
P0=0x00; P1=0x00; P2=0x00; P3=0x00;
}
void Off_all()//关闭所有灯
{
P0=0xff; P1=0xff; P2=0xff; P3=0xff;
}
void ls()//正向流水灯
{
P0=0x00; delayms(400);
P2=0x00; delayms(400);
P3=0x00; delayms(400);
P1=0x00; delayms(400);
P0=0x01; delayms(50);
P0=0x02; delayms(50);
P0=0x04; delayms(50);
P0=0x08; delayms(50);
P0=0x10; delayms(50);
P0=0x20; delayms(50);
P0=0x40; delayms(50);
P0=0x80; delayms(50);
P0=0x00;
P2=0x01; delayms(50);
P2=0x02; delayms(50);
P2=0x04; delayms(50);
P2=0x08; delayms(50);
P2=0x10; delayms(50);
P2=0x20; delayms(50);
P2=0x40; delayms(50);
P2=0x80; delayms(50);
P2=0x00;
P3=0x80; delayms(50);
P3=0x40; delayms(50);
P3=0x20; delayms(50);
P3=0x10; delayms(50);
P3=0x08; delayms(50);
P3=0x04; delayms(50);
P1=0xfd; delayms(50);
P1=0xfe; delayms(50);
P1=0xff;
P0=0xfe; delayms(50);
P0=0xfc; delayms(50);
P0=0xf8; delayms(50);
P0=0xf0; delayms(50);
P0=0xe0; delayms(50);
P0=0xc0; delayms(50);
P0=0x80; delayms(50);
P0=0x00; delayms(50);
P2=0xfe; delayms(50);
P2=0xfc; delayms(50);
P2=0xf8; delayms(50);
P2=0xf0; delayms(50);
P2=0xe0; delayms(50);
P2=0xc0; delayms(50);
P2=0x80; delayms(50);
P2=0x00; delayms(50);
P3=0x7f; delayms(50);
P3=0x3f; delayms(50);
P3=0x1f; delayms(50);
P3=0x0f; delayms(50);
P3=0x07; delayms(50);
P3=0x03; delayms(50);
P3=0x01; delayms(50);
P3=0x00; delayms(50);
P1=0x7f; delayms(50);
P1=0x3f; delayms(50);
P1=0x1f; delayms(50);
P1=0x0f; delayms(50);
P1=0x07; delayms(50);
P1=0x03; delayms(50);
P1=0x01; delayms(50);
P1=0x00; delayms(50);
}
void fan_ls()//反向流水灯
{
Off_all(); delayms(300);
On_all(); delayms(300);
Off_all(); delayms(300