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標(biāo)題: 數(shù)碼管顯示數(shù)字鐘設(shè)計(jì) [打印本頁]

作者: 1696767363 時(shí)間: 2019-1-2 10:24
標(biāo)題: 數(shù)碼管顯示數(shù)字鐘設(shè)計(jì)
程序源如下：
#include<reg52.h>
#define uchar unsigned char
#define uint unsigned int

sbit dula=P2^6;
sbit wela=P2^7;
sbit key1=P1^0;
sbit key2=P1^1;
sbit key3=P1^2;
sbit key4=P1^3;
sbit buzzer=P3^7;
uchar code table[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};
uchar code table1[]={0xbf,0x86,0xdb,0xcf,0xe6,0xed,0xfd,0x87,0xff,0xef,0xf7,0xfc,0xb9,0xde,0xf9,0xf1};

uint num,num1,num2,num3,shi1,shi2,fen1,fen2,miao1,miao2,keynum1,keynum4;
uint nnum1,nnum2,nnum3,nshi1,nshi2,nfen1,nfen2,nmiao1,nmiao2;

void delayms(uint xms)
{
uint i,j;
for(i=xms;i>0;i--)
for(j=110;j>0;j--) ;
}

void display(uchar A,uchar B,uchar C,uchar D,uchar E,uchar F)
{
miao1=num1/10;
miao2=num1%10;
fen1=num2/10;
fen2=num2%10;
shi1=num3/10;
shi2=num3%10;
nmiao1=nnum1/10;
nmiao2=nnum1%10;
nfen1=nnum2/10;
nfen2=nnum2%10;
nshi1=nnum3/10;
nshi2=nnum3%10;

P0=0xff;
wela=1;
P0=0xfe;
wela=0;
dula=1;
P0=table[A];
dula=0;
delayms(1);
P0=0xff;
wela=1;
P0=0xfd;
wela=0;
dula=1;
P0=table[B];
dula=0;
delayms(1);
P0=0xff;
wela=1;
P0=0xfb;
wela=0;
dula=1;
P0=table[C];
dula=0;
delayms(1);
P0=0xff;
wela=1;
P0=0xf7;
wela=0;
dula=1;
P0=table[D];
dula=0;
delayms(1);
P0=0xff;
wela=1;
P0=0xef;
wela=0;
dula=1;
P0=table[E];
dula=0;
delayms(1);
P0=0xff;
wela=1;
P0=0xdf;
wela=0;
dula=1;
P0=table[F];
dula=0;
delayms(1);
}

void keyscan()
{
if(key1==0)
{ delayms(10);
   if(key1==0)
   {
      keynum1++;
      while(!key1);
      }
}
if(keynum1!=0)
{  TR0=0;
   if(keynum1==1)
   {
      if(key2==0)
      {
         delayms(10);
         if(key2==0)
         {
               num1++;
               if(num1==60)
               num1=0;
               while(!key2);
         }
      }
      if(key3==0)
      {
            delayms(10);
            if(key3==0)
            {
               if(num1==0)
               num1=60;
               num1--;
               while(!key3);
               }
      }
      }
   if(keynum1==2)
   { if(key2==0)
      { delayms(10);
            if(key2==0)
            { num2++;
               if(num2==60)
               num2=0;
               while(!key2);
               }
         }
      if(key3==0)
      {  delayms(10);
         if(key3==0)
         { if(num2==0)
               num2=60;
               num2--;
               while(!key3);

               }
         }
      }
   if(keynum1==3)
   { if(key2==0)
         { delayms(10);
            if(key2==0)
            { num3++;
                  if(num3==24)
                  num3=0;
                  while(!key2);
                  }
            }
         if(key3==0)
         { delayms(10);
            if(key3==0)
            {
               if(num3==0)
               num3=24;
               num3--;
               while(!key3);
               }
            }
         }
      if(keynum1==4)
      {
         keynum1=0;
         TR0=1;
            }
}
   if(key4==0)
   {
      delayms(10);
      if(key4==0)
      { keynum4++;
            while(!key4);
            }
      }
   if(keynum4!=0)
   { TR0=0;
         if(keynum4==1)
         { if(key2==0)
            { delayms(10);
               if(key2==0)
               { nnum1++;
                     if(nnum1==60)
                     nnum1=0;
                     while(!key2);
                  }
            }
            if(key3==0)
            { delayms(10);
                  if(key3==0)
                  { if(nnum1==0)
                     nnum1=60;
                     nnum1--;
                     while(!key3);
                  }
            }
         }
      if(keynum4==2)
      { if(key2==0)
            { delayms(10);
               if(key2==0)
               { nnum2++;
                  if(nnum2==60)
                  nnum2=0;
                  while(!key2);
               }
            }
            if(key3==0)
            { delayms(10);
               if(key3==0)
               { if(nnum2==0)
                     nnum2=60;
                     nnum2--;
                     while(!key3);
                     }
            }
      }
      if(keynum4==3)
      { if(key2==0)
            { delayms(10);
               if(key2==0)
               { nnum3++;
                  if(nnum3==24)
                  nnum3=0;
                  while(!key2);
                  }
            }
            if(key3==0)
            { delayms(10);
               if(key3==0)
               { if(nnum3==0)
                  nnum3=24;
                  nnum3--;
                  while(!key3);
               }
            }
         }
      if(keynum4==4)
      {
            keynum4=0;
            TR0=1;
         }
      }
}

void main()
{ num3=15;num2=29;num3=0;
nnum3=15;nnum2=30;nnum3=0;
TMOD=0x01;
TH0=(65536-50000)/256;
TL0=(65536- 50000)%256;
EA=1;
ET0=1;
TR0=1;
while(1)
{ keyscan();
      if(keynum4==0)
      {
         display(shi1,shi2,fen1,fen2,miao1,miao2);
         }
      if(keynum4!=0)
      { display(nshi1,nshi2,nfen1,nfen2,nmiao1,nmiao2);
         }
      if(keynum1==0)
         if(num1==nnum1&num2==nnum2&num3==nnum3)
         {
            buzzer=0;
            delayms(5000);
            buzzer=1;
         }
      }
}

void T0_time() interrupt 1
{ TH0=(65536-50000)/256;
TL0=(65536-50000)%256;
num++;
if(num==20)
{
   num=0;
   num1++;
   if(num1==60)
   num1=0;
   if(num1==0)
   {
         num2++;
         if(num2==60)
         num2=0;
         if(num2==0)
         {
            num3++;
            if(num3==24)
            num3=0;
            }
      }
}
}

-446c4dc3b99bd6e1.png (162.42 KB, 下載次數(shù): 29)

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