- #include<reg51.h>
- #define uchar unsigned char
- #define unit unsigned int
- uchar code h[]={0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80};
- uchar code i[]={0xff,0x8f,0xdf,0xdf,0xdf,0xdf,0x81,0xff};
- void main()
- {
- while(1)
- {
- for(i=0;i<8;i++)
- {
- P1=h[i];
- P2=i[i];
- delayms(1);
- }
- }
- }
- void delayms(unit x)
- {
- unit i,j;
- for(i=x;i>0;i--)
- for(j=130;j>0;j--);
- }
-
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