void DIS_BIT(void)
{
  if ((fct==0)||(fct==4)||(fct==5)||(fct==6))
  {
    led_bit[0]=min%10;
    led_bit[1]=min/10;
    led_bit[2]=hour%10;
    led_bit[3]=hour/10;
    led_bit[4]=day%10;
    led_bit[5]=day/10;
  }
  else
  {
    led_bit[0]=month%10;
    led_bit[1]=month/10;
    led_bit[2]=year%10;
    led_bit[3]=(year%100)/10;
    led_bit[4]=(year%1000)/100;
    led_bit[5]=year/1000;    
  }
} 此帖出自小平头技术问答