main.lst

《Proteus在MCS-51&ARM7系统中的应用百例》逆向之 Chapter 4 《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 12:14:23 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          
   3          typedef unsigned char BYTE;
   4          
   5          sbit P30=P3^0;
   6          sbit P31=P3^1;
   7          sbit P32=P3^2;
   8          sbit P33=P3^3;
   9          sbit P34=P3^4;
  10          sbit P35=P3^5;
  11          sbit P36=P3^6;
  12          sbit P37=P3^7;
  13          
  14          
  15          main()
  16          {
  17   1                      BYTE temp;
  18   1      
  19   1      START:  ACC=P3;
  20   1                      P1=ACC;
  21   1                      ACC=~ACC;
  22   1                      ACC&=0x0F;
  23   1                      temp=ACC;
  24   1      
  25   1      S1:     while(1)
  26   1              {
  27   2                      if(!P36)
  28   2                      {
  29   3                              while(1)
  30   3                              {
  31   4                                      if(temp==0x0F)
  32   4                                      {
  33   5                                              if(P36)
  34   5                                              {
  35   6                                                      goto START;
  36   6                                              }
  37   5                                      }
  38   4                                      else
  39   4                                      {
  40   5                                              temp++;
  41   5                                              ACC=temp;
  42   5                                              ACC=~ACC;
  43   5                                              ACC&=0x0F;
  44   5      
  45   5                                              while(1)
  46   5                                              {
  47   6                                                      P1=ACC;
  48   6                                                      if(P36) goto S1;
  49   6                                              }
  50   5                                      }
  51   4                              }
  52   3                      }
  53   2                      if(!P37)
  54   2                      {
  55   3                              while(1)
C51 COMPILER V8.08   MAIN                                                                  05/18/2007 12:14:23 PAGE 2   

  56   3                              {
  57   4                                      if(temp==0x00)
  58   4                                      {
  59   5                                              if(P37) goto START;
  60   5                                      }
  61   4                                      else
  62   4                                      {
  63   5                                              temp--;
  64   5                                              ACC=temp;
  65   5                                              ACC=~ACC;
  66   5                                              ACC&=0x0F;
  67   5      
  68   5                                              while(1)
  69   5                                              {
  70   6                                                      P1=ACC;
  71   6                                                      if(P37) goto S1;        
  72   6                                              }
  73   5                                      }
  74   4                              }       
  75   3                      }
  76   2              }
  77   1      
  78   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     54    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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