ex1.lst

零基础单片机C语言设计全套教程

C51 COMPILER V8.08   EX1                                                                   09/04/2008 16:56:54 PAGE 1   


C51 COMPILER V8.08, COMPILATION OF MODULE EX1
OBJECT MODULE PLACED IN ex1.OBJ
COMPILER INVOKED BY: C:\Program Files\keil\C51\BIN\C51.EXE ex1.C BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include<reg52.h>
   2          
   3          sfr WDTRST = 0xA6;                                              //声明看门狗定时器
   4          
   5          void main()                                                             //主函数
   6          {
   7   1      int i;
   8   1      WDTRST=0x1E;                                                    //启动看门狗定时器
   9   1      WDTRST=0xE1;
  10   1      
  11   1      while (1)                                                                       //主循环
  12   1      {
  13   2      if(P2==0x01)
  14   2      {
  15   3      for(i=0;i<200;i++);                                     //短延时
  16   3      }
  17   2      else if(P2==0x02)
  18   2      {
  19   3      for(i=0;i<20000;i++);                                   //长延时，模拟软件故障
  20   3      }
  21   2      else
  22   2      {
  23   3      }
  24   2      
  25   2      WDTRST=0x1E;                                            //喂看门狗
  26   2      WDTRST=0xE1;
  27   2      }
  28   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)