51单片机T0定时器应用2

  if(tcount2s==40)
    {
      tcount2s=0;
      ID++;
      if(ID==4)
        {
          ID=0;
        }
    }
  tcount02s++;
  if(tcount02s==4)
    {
      tcount02s=0;
      switch(ID)
        {
          case 0:
            P1_0=~P1_0;
            break;
          case 1:
            P1_1=~P1_1;
            break;
          case 2:
            P1_2=~P1_2;
            break;
          case 3:
            P1_3=~P1_3;
            break;
        }
    }

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本文关键字：单片机  定时器  51单片机，单片机-工控设备 - 51单片机