#include<reg51.h>
#include<intrins.h>
#define uchar unsigned char
#define uint unsigned int
uchar code DSY_CODE[]={
0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90
};
void DelayMS(uint x)
{
uchar t;
while(x--)
for(t=0;t<120;t++);
}
void main()
{
uchar i;
wei=Ox80;
while(1)
{
for(i=0;i<8;i++)
{
P0=0xff;
P0=DSY_CODE[i];
wei=crol(wei,l);
P2=wei;
DelayMS(2);
}
}
}