#include<reg51.h>
#define uint unsigned int
void delay(){unsigned int i;
for(i=0;i<30000;i++);}
void main(){
uint i,j,k,m;
uint sled[8]={
0xfe,0xfb,0xfd,0xf7,0xef,0xdf,0xbf,0x7f};
uint duan[8]={0x10,0x20,0x40,0x80,
0x01,0x02,0x04,0x08};
while(1){
k=rand()%8;
m=rand()%8;
P1=sled[k];
P2=duan[m];
for(i=1000;i>0;i--);
for(j=110;j>0;j--);
delay();}} |