lsd1.c

51单片机试验板-sch-pcb-4.0M.zip

#include <reg51.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,
                            0x02};
unsigned char i;
sbit le=P2^7;
void delay(unsigned char m)
{
  unsigned char n;
  for(;m!=0;m--)
  {for(n=8000;n!=0;n--);}
}

void main(void)
{ 
  le=0;
  while(1)
    {
      if(table[i]!=0x02)
        {
          P1=table[i];
          i++;
          delay(2000);
        }
       else{
	   i=0;
	   }
    }
}