1.c

本程序有一定的参考价值

#include <AT89X51.H> 

unsigned char code table[]={0xfe,0xfd,0xfb,0xf7, 

                            0xef,0xdf,0xbf,0x7f, 

                            0xfe,0xfd,0xfb,0xf7, 

                            0xef,0xdf,0xbf,0x7f, 

                            0x7f,0xbf,0xdf,0xef, 

                            0xf7,0xfb,0xfd,0xfe, 

                            0x7f,0xbf,0xdf,0xef, 

                            0xf7,0xfb,0xfd,0xfe, 

                            0x00,0xff,0x00,0xff, 

                            0x01}; 

unsigned char i; 

  

void delay(void) 

{ 

  unsigned char m,n,s; 

  for(m=20;m>0;m--) 

  for(n=20;n>0;n--) 

  for(s=248;s>0;s--); 

} 

  

void main(void) 

{ 

  while(1) 

    { 

      if(table[i]!=0x01) 

        { 

          P1=table[i]; 

          i++; 

          delay(); 

        } 

        else 

          { 

            i=0; 

          } 

    } 

}