原创 学习板做的时钟(C)

//
//键扫描子函数
//
keyscan()
{

if(key0==0)
 {EA="0";sound="0";
 delay1ms(10);
  while(key0==0){sound="0";}
  sound="1";
 if(dis[con]==10)
    {
    dis[7]=dis[con];dis[con]=dis[6];dis[6]=dis[7];
 }
 
    con++;TR0=0;ET0=0;TR1=1;ET1=1;
    if(con>=6)
     {con="1";TR1=0;ET1=0;TR0=1;ET0=1;}
  }
if(con!=1)
{
  if(key1==0)
   {sound="0";
    delay1ms(10);
 while(key1==0){sound="0";}
 sound="1";
 timedata[con]++;
  if(timedata[con]>=10)
    {timedata[con]=0;}
    dis[con]=timedata[con];dis[6]=0x0a;
   }
}

if(con!=1)
{
   if(key2==0)
   { sound="0";
     delay1ms(10);
  while(key2==0){sound="0";}
     sound="1";
     if(timedata[con]==0)
    {timedata[con]=0x09;}
    else{timedata[con]--;}
  dis[con]=timedata[con];dis[6]=0x0a;
   }

}

EA="1";
}
//
//主函数
//
main()
{clearmen();

while(1)
 {
 scan();
 keyscan();
 }
}
//
//1S中断处理函数
//
void time_intt0(void) interrupt 1
{                                                  //第一个
  TR0=0;TH0=0X4b;TL0=0Xff;TR0=1;                   //重载初值
   conls++;
   if(conls==20)                                   //一秒到了?
  {
       miao();
       conls="0x00";  timedata[0]++;                 //第二个
    if(timedata[0]>=10)                           
     {                                             //第三个
     timedata[0]=0;timedata[1]++;
       if(timedata[1]>=6)
     {                                          //第四个
    timedata[1]=0;timedata[2]++;
      if(timedata[2]>=10)
   {timedata[2]=0;timedata[3]++;          //第五个
        if(timedata[3]>=6)
     {                                    //第六个
      timedata[3]=0;timedata[4]++;
      if(timedata[4]>=10)
       {                                  //第七个
     timedata[4]=0;timedata[5]++;
       }                               //第七个
      if(timedata[5]==2)
            {                             //第八个
      if(timedata[4]==4)
          {timedata[4]=0;timedata[5]=0;}
         }                             //第八个
        }                                    //第六个
     }                                       //第五个
      }                                         //第四个
   }                                             //第三个

  dis[0]=timedata[0];dis[1]=timedata[1];dis[2]=timedata[2];
  dis[3]=timedata[3];dis[4]=timedata[4];dis[5]=timedata[5];
   }                                               //第二个
ET0=1;
}                                                  //第一个

//
//0.4秒闪烁中断函数
//

void time_intt1(void) interrupt 3
{
 TR1=0;TH1=0X3C;TL1=0XB0;TR1=1;
 con04s++;
 if(con04s==8)
  {
  con04s="0x00";
  dis[7]=dis[con];dis[con]=dis[6];dis[6]=dis[7];
  }
 
}