数字钟

只看该作者 · 2012-12-9 11:58

帮我看看啊！！路过的朋友，进来看看，不知道怎么会出现这样的问题，
#include<reg52.h>
#include<intrins.h>//移位指令
#define uchar  unsigned char
sbit  KEY0=P3^0;
sbit  KEY1=P3^1;
sbit  KEY2=P3^2;
sbit  led=P3^7;
uchar  miao,fen,shi;
uchar  aa=0xfe;
uchar m,i=0,k,j;
int n;
uchar shuju[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x00,0x40};//0到9+消隐的
uchar disbuf[10]={0,0,11,0,0,11,0,0};
//
void  delay(uchar n)
{
for(j=0;j<n;j++)
for(k=0;k<110;k++);
}
void  key()
{
if(KEY0==0)
{
   delay(10);
if(KEY0==0)
   {
      miao++;
   if(miao==60)miao=0;
   while(!KEY0);
   }
}
  if(KEY1==0)
{
   delay(10);
if(KEY1==0)
   {
      fen++;
   if(fen==60)fen=0;
   while(!KEY1);
   }
}
  if(KEY2==0)
{
   delay(10);
if(KEY2==0)
   {
      shi++;
   if(shi==60)shi=0;
   while(!KEY2);
   }
}

}
void main()
{

  TMOD=0X22;//定时器计数器T0工作方式2；
  TL0=0X06;
  TH0=0X06;
  TL1=0x06;TH1=0x06;
  ET1=1;
  ET0=1;
  EA=1;
  TR0=1;
  TR1=1;
  while(1)
   {key();}
}
void  TO_time() interrupt 1
{
m++;
if(m==8)//2Ms扫描一次
   {
   m=0;
   P1=shuju[disbuf[i]];
   P2=aa;
   aa=_crol_(aa,1);
   i++;
   if(i==8)
   {i=0;}
}
}
void T1_time() interrupt 3
{
  n++;
if(n==4000)
   {
   led=~led;  //led1秒亮灭//
   n=0;
   miao++;
   if(miao==60)
      {
   miao=0;
      fen++;
   if(fen==60)
      {
      fen=0;
      shi++;
      if(shi==24)
         {shi=0;}
   }
   }
}
disbuf[0]=miao%10;
disbuf[1]=miao/10;
disbuf[3]=fen%10;
disbuf[4]=fen/10;
disbuf[6]=shi%10;
disbuf[7]=shi/10;

}