第八届蓝桥杯单片机类代码

//驱动自己加

#include<1302.h>
#include<DS18B20.h>
u16 code duan[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,
     0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71,0x00,0X40};
u8 yi,er,san,si,wu,liu,qi,ba;
u8 shizhongshezhicishu=0;//????瓯?箨??
u8 naozhong[3]={0,0,0};
u16 dingshishijian;
u16 dingshishijian1;
u8 kongzhishanshuo;
u8 naozhongcishu;
u8 jia,jian;
u8 chucunshijian[3];
u8 kai;
void Delay1ms();
void display();

void Delay200ms()  //@11.0592MHz
{
 unsigned char i, j, k;

 _nop_();
 _nop_();
 i = 9;
 j = 104;
 k = 139;
 do
 {
  do
  {
   while (--k);
  } while (--j);
 } while (--i);
}

 

void Timer0Init(void)  //[email protected]
{
 AUXR |= 0x80;  //?????1T??
 TMOD &= 0xF0;  //???????
 TL0 = 0xCD;  //??????
 TH0 = 0xD4;  //??????
 TF0 = 0;  //??TF0??
 TR0 = 0;
     EA=1;
   ET0=1;//???0????
  TMOD &= 0x0F;  //???????
 TL1 = 0xCD;  //??????
 TH1 = 0xD4;  //??????
 TF1 = 0;  //??TF1??
 TR1 = 0;
  ET1=1;
}

     void Delay10ms()  //@11.0592MHz
{
 unsigned char i, j;

 i = 108;
 j = 145;
 do
 {
  while (--j);
 } while (--i);
}
void Delay1ms()  //@11.0592MHz
{
 unsigned char i, j;

 _nop_();
 _nop_();
 _nop_();
 i = 11;
 j = 190;
 do
 {
  while (--j);
 } while (--i);
}
void allinit()
{
  P2=0xa0;
 P0=0x00;
 P2=0x80;
 P0=0xff;
}
void display()//陏??1?醸???
{
   P2=0xc0;
 P0=0x80;
 P2=0xff;
 P0=~duan[ba];
 Delay1ms(); 
 P2=0xc0;
 P0=0x40;
 P2=0xff;
 P0=~duan[qi];
 Delay1ms();P2=0xc0;
 P0=0x20;
 P2=0xff;
 P0=~duan[liu];
 Delay1ms();P2=0xc0;
 P0=0x10;
 P2=0xff;
 P0=~duan[wu];
 Delay1ms();P2=0xc0;
 P0=0x08;
 P2=0xff;
 P0=~duan[si];
 Delay1ms();P2=0xc0;
 P0=0x04;
 P2=0xff;
 P0=~duan[san];
 Delay1ms();
 P2=0xc0;
P0=0x02;
 P2=0xff;
 P0=~duan[er];
 Delay1ms();
 P2=0xc0;
 P0=0x01;
 P2=0xff;
 P0=~duan[yi];
 Delay1ms();
}

void juzhen()//??????
{
 u8 dat;
 kai=0;
 jia=0;
 jian=0;
 if(P30==0)
 {
    Delay10ms() ;
   if(P30==0)
   {
     dat=4;kai=1;
   }
   while(P30==0)
   {
     
   }
 
 }
 
  if(P31==0)
 {
    Delay10ms() ;
   if(P31==0)
   {
     dat=3;
    kai=1;
   }
   while(P31==0)
   {
     
   }
 
 }
 
  if(P32==0)
 {
    Delay10ms(); 
   if(P32==0)
   {
     dat=2;kai=1;
   }
   while(P32==0)
   {
     
   }
 
 }
 
  if(P33==0)
 {
    Delay10ms() ;
   if(P33==0)
   {
     dat=1;
    kai=1;
   }

 }

 if(dat==4&&naozhongcishu==0)
 {

   P14=1;
  P17=0;
   shizhongshezhicishu+=1;
 }
  if(shizhongshezhicishu==4)
 {
    shizhongshezhicishu=0;
 }
 if(dat==3&&shizhongshezhicishu==0)
 {
   naozhongcishu+=1;
 }
 if(naozhongcishu==4)
 {
   naozhongcishu=0;
 }
 if(dat==2)
 {
    jia=1;
 }
 if(dat==1&&(shizhongshezhicishu!=0||naozhongcishu!=0))
 {
  while(P33==0)
  {
    jian=1;
  }
 }
 
  if(P33==0&&shizhongshezhicishu!=1&&naozhongcishu!=1)
  {
   while(P33==0)
   {
  yi=16;er=16;san=16;si=16;wu=16;
    dat=zuizhong();
  liu=dat/100;qi=dat/10%10;ba=dat%10;
  display();
   }
}
}

//void shanshuo()//??e
//{
//yi=16;er=16;san=16;si=16;wu=16;liu=16;qi=16;ba=16;
//}
void shanshuo1()
 
{
 chucunshijian[0]=chucunshijian[0]+jia-jian;
 
 TR0=1;
  yi=16;er=16;san=17;si=   chucunshijian[1]/16;wu=chucunshijian[1]%16;liu=17;qi=chucunshijian[2]/16;ba=chucunshijian[2]%16;
}

void shanshuo2()
{TR0=1; chucunshijian[1]=chucunshijian[1]+jia-jian;

yi=chucunshijian[0]/16;er=chucunshijian[0]%16;san=17;si=16;wu=16;liu=17;qi=chucunshijian[2]/16;ba=chucunshijian[2]%16;
}

void shanshuo3()
{TR0=1; chucunshijian[2]=chucunshijian[2]+jia-jian;

 yi=chucunshijian[0]/16;er=chucunshijian[0]%16;san=17;si=chucunshijian[1]/16;wu=chucunshijian[1]%16;liu=17; qi=16; ba=16;
}
void zhengchang()
{
  yi=chucunshijian[0]/16;er=chucunshijian[0]%16;san=17;si=chucunshijian[1]/16;wu=chucunshijian[1]%16;liu=17;qi=chucunshijian[2]/16;ba=chucunshijian[2]%16;
}
void zhengchang1()
{
  yi=shijian[0]/16;er=shijian[0]%16;san=17;si=shijian[1]/16;wu=shijian[1]%16;liu=17;qi=shijian[2]/16;ba=shijian[2]%16;
}

void sanshanshuo()
{
   chucunshijian[0]=shijian[0];
 chucunshijian[1]=shijian[1];
 chucunshijian[2]=shijian[2];
 switch(shizhongshezhicishu)
 { case 1: 

    
   if(kongzhishanshuo==0)
   {
      shanshuo1();
    
   }
   else if(kongzhishanshuo==1)
   {
      zhengchang();
   }
 
   break;
  
  
 case 2:
  
   if(kongzhishanshuo==0)
   {
      shanshuo2();
   }
   else if(kongzhishanshuo==1)
   {
      zhengchang();
   }
  break;
  
  case 3:
  
   if(kongzhishanshuo==0)
   {
      shanshuo3();
   }
   else if(kongzhishanshuo==1)
   {
      zhengchang();
   }
  break;
 } 
 write(0x8e,0x00);
 write(0x80,chucunshijian[0]);
  write(0x82,chucunshijian[1]);
 write(0x84,chucunshijian[2]);
 write(0x8e,0x80);
}
void naozhongkongzhi()
{
 
    yi=naozhong[0]/10;er=naozhong[0]%10;san=17;si=naozhong[1]/10;
  wu=naozhong[1]%10;liu=17;qi=naozhong[2]/10;ba=naozhong[2]%10;
 
 
}
void naozhongxianshi()
{
 TR0=1;
  if(naozhongcishu==1&&kongzhishanshuo==0)
 {
  naozhong[0]=naozhong[0]+jia-jian;
   naozhongkongzhi();
 }
  else if(naozhongcishu==1&&kongzhishanshuo==1)
   {
yi=16;er=16;san=17;si=naozhong[1]/10;
  wu=naozhong[1]%10;liu=17;qi=naozhong[2]/10;ba=naozhong[2]%10;
   }
   
     if(naozhongcishu==2&&kongzhishanshuo==0)
 {
    naozhong[1]=naozhong[1]+jia-jian;
   naozhongkongzhi();
 }
  else if(naozhongcishu==2&&kongzhishanshuo==1)
   {
      yi=naozhong[0]/10;er=naozhong[0]%10;san=17;si=16;
  wu=16;liu=17;qi=naozhong[2]/10;ba=naozhong[2]%10;
   }
   
     if(naozhongcishu==3&&kongzhishanshuo==0)
 {
    naozhong[2]=naozhong[2]+jia-jian;
   naozhongkongzhi();
 }
  else if(naozhongcishu==3&&kongzhishanshuo==1)
   {
      yi=naozhong[0]/10;er=naozhong[0]%10;san=17;si=naozhong[1]/10;
  wu=naozhong[1]%10;liu=17;qi=16;ba=16;
   }
}
void  naozhongxiang()
{  
 P2=0xcf;
  P0=0xff;
  P2=0xff;
  P0=0xff;
 TR1=1;
  while(1)
 {
      P2=0x80;
  P0=0x00;
   Delay200ms();
  P2=0x80;
  P0=0xff;
  Delay200ms();
  juzhen();
  if(kai==1)
  {
    break;
  }
 }
 dingshishijian=0;
 TR1=0;
}
void main()
{
 Timer0Init();
 wr(); 
  allinit();
 while(1)
 {
  juzhen();
re();

  
  if(shizhongshezhicishu==0&&naozhongcishu==0)
  {
     zhengchang1(); 
  }
   else{
  sanshanshuo();
  naozhongxianshi();
   }
//  moshixuanze();
//  re();
   display();
  
  if(shijian[0]==naozhong[0]&&shijian[1]==naozhong[1]&&shijian[2]==naozhong[2])
  {
     naozhongxiang();
  }
 }
}

void ding0()interrupt 1
{

   TL0 = 0xCD;  //??????
 TH0 = 0xD4;
 
  dingshishijian++;
 if(dingshishijian==1000&&kongzhishanshuo==0)
 {
 kongzhishanshuo=1;
  dingshishijian=0;
 }
 else if(dingshishijian==1000&&kongzhishanshuo==1)
 {
    kongzhishanshuo=0;
  dingshishijian=0;
 }
}

void ding1()interrupt 3
{
 TL1 = 0xCD; 
 TH1 = 0xD4;
    //??????

 
  dingshishijian1++;
 
}