main.lst

《Proteus在MCS-51&ARM7系统中的应用百例》逆向之 Chapter 5 《Proteus在MCS-51&ARM7系统中的应用百例》MCS-51例子的C语言版本。

C51 COMPILER V8.08   MAIN                                                                  05/18/2007 15:14:57 PAGE 1   


C51 COMPILER V8.08, COMPILATION OF MODULE MAIN
OBJECT MODULE PLACED IN main.OBJ
COMPILER INVOKED BY: D:\Program Files\Keil 8.08\C51\BIN\C51.EXE main.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include <reg51.h>
   2          typedef unsigned char BYTE;
   3          
   4          sbit KEY=P1^7;
   5          sbit P10=P1^0;
   6          
   7          BYTE LCNT;
   8          BYTE HCNT;
   9          BYTE FLAG;
  10          
  11          
  12          void INT_T0()   interrupt 1
  13          {
  14   1              LCNT++;
  15   1      
  16   1              if(LCNT==100)
  17   1              {
  18   2                      LCNT=0x00;
  19   2                      HCNT++;
  20   2                      if(HCNT==5)
  21   2                      {
  22   3                              HCNT=0x00;
  23   3                              FLAG++; 
  24   3                      }
  25   2              }
  26   1      
  27   1              while(1)
  28   1              {
  29   2                      P10=~P10;
  30   2                      if(FLAG==0x00)
  31   2                      {
  32   3                              TH0=(65536-700)/256;
  33   3                              TL0=(65536-700)%256;
  34   3                              return;
  35   3                      }
  36   2                      else if(FLAG==0x01)
  37   2                      {
  38   3                              TH0=(65536-1000)/256;
  39   3                              TL0=(65536-1000)%256;
  40   3                              return; 
  41   3                      }
  42   2                      else if(FLAG==0x02)
  43   2                      {
  44   3                              FLAG=0x00;
  45   3                              TR0=0;  
  46   3                      }
  47   2              }
  48   1      }
  49          
  50          
  51          void DELAY()
  52          {
  53   1              BYTE i=20;
  54   1      
  55   1              do
C51 COMPILER V8.08   MAIN                                                                  05/18/2007 15:14:57 PAGE 2   

  56   1              {
  57   2                      BYTE j=250;
  58   2                      do
  59   2                      {}while(--j);
  60   2              }while(--i);
  61   1      }
  62          
  63          
  64          main()
  65          {
  66   1              LCNT=0x00;
  67   1              HCNT=0x00;
  68   1              FLAG=0;
  69   1              TMOD=0x01;
  70   1              TH0=(65536-700)/256;
  71   1              TL0=(65536-700)%256;
  72   1      
  73   1              while(1)
  74   1              {
  75   2                      while(KEY);
  76   2                      DELAY();
  77   2                      while(KEY);
  78   2                      IE=0x82;
  79   2                      TR0=1;
  80   2              }
  81   1      
  82   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    113    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      3       1
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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