电子时钟.lst

时钟计时器

C51 COMPILER V7.06   _缱邮_钟                                                              05/17/2008 08:24:57 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE _缱邮_钟
OBJECT MODULE PLACED IN 电子时钟.OBJ
COMPILER INVOKED BY: F:\keil C51\C51\BIN\C51.EXE 电子时钟.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include<reg51.h>
   2          #define uint unsigned int
   3          #define uchar unsigned char
   4          
   5          sbit L1=P2^0;sbit L2=P2^1;
   6          
   7          uchar s=0,m=0,n=0,h=0,k=0,y=0,u=0;
   8          uchar table[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};
   9          void delay(uint i)
  10          {
  11   1        uint j;
  12   1         for(;i<0;i--)
  13   1          for(j=110;j<0;j--);
  14   1      }
  15          
  16          
  17          void main()
  18          {
  19   1        
  20   1        EA=1;ET0=1;TMOD=0x01;
  21   1        TH0=(65536-10000)/256;
  22   1        TL0=(65536-10000)%256;
  23   1        TR0=1;
  24   1         
  25   1           while(1)
  26   1          { 
  27   2                 
  28   2                P1=table[m];P2=0x3e;delay(20);
  29   2                P2=0x3f;
  30   2                P1=table[n];P2=0x3d;delay(20);
  31   2                P2=0x3f;
  32   2            P1=table[h];P2=0x3b;delay(20);
  33   2            P2=0x3f;
  34   2            P1=table[k];P2=0x37;delay(20);
  35   2            P2=0x3f;
  36   2                P1=table[y];P2=0x2f;delay(20);
  37   2            P2=0x3f;
  38   2                P1=table[u];P2=0x1f;delay(20);
  39   2            P2=0x3f;
  40   2                if(u==2&y==4)
  41   2                 {
  42   3                   m=0;n=0;h=0;k=0;y=0;u=0;
  43   3                 }
  44   2          }
  45   1        
  46   1              
  47   1      }
  48          
  49          
  50          
  51          void timer0(void) interrupt 1
  52          {
  53   1        TH0=(65536-10000)/256;
  54   1        TL0=(65536-10000)%256;
  55   1        s++;
C51 COMPILER V7.06   _缱邮_钟                                                              05/17/2008 08:24:57 PAGE 2   

  56   1        if(s==100)
  57   1         {
  58   2           m++;s=0;
  59   2                 if(m==10)
  60   2                  {
  61   3                     n++;
  62   3                 m=0;
  63   3                   if(n==6)
  64   3                        {
  65   4                               h++;n=0;
  66   4                                       if(h==10)
  67   4                                        {
  68   5                                          k++,h=0;
  69   5                            if(k==6)
  70   5                                                  {
  71   6                                                        y++,k=0;
  72   6                                                          if(y==10)
  73   6                                    {
  74   7                                                                  u++,y=0;
  75   7                                                                        
  76   7                                                                } 
  77   6                                                      }
  78   5                                        }
  79   4                            }
  80   3                       
  81   3                   }
  82   2         }
  83   1      
  84   1      
  85   1      
  86   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    271    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =     17    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  0 WARNING(S),  0 ERROR(S)