deng.c

本源码提供了

    #include<reg51.h>
    #define uint unsigned int
    signed char zt[8]={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};
    void delay(uint i)
        {int j;
          for (;i>0;i--)
             for (j=0;j<1000;j++){;}
         }
    main()
       {int n;
           while(1){
             for (n=0;n<8;n++){
               P1=zt[n];
                delay(100);
             }
             for (n=6;n>=1;n--){
           P1=zt[n];
         delay(100);
            }   
		  }
        }