- #include<reg52.h>
- #include<intrins.h>
- #define uint unsigned int
- #define uchar unsigned char
- uchar code table[]={
- 0xfe,0xfd,0xfb,0xf7,
- 0xef,0xdf,0xbf,0x7f
-
- };
- void delayms(uint);
-
- uint i;
- void main()
- {
-
- while(1)
- {
- for(i=0;i<8;i++)
-
- { P1=table[i];
- delayms(500);}
- for(i=6;i>0;i--)
-
- { P1=table[i];
- delayms(200); }
-
- }
- }
- void delayms(uint xms)
- {
- uint i,j;
- for(i=xms;i>0;i--)
-
- for(j=110;j>0;j--);
- }
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