led.lst

52单片机开发板的实例程序

C51 COMPILER V9.00   LED                                                                   08/21/2011 19:03:59 PAGE 1   


C51 COMPILER V9.00, COMPILATION OF MODULE LED
OBJECT MODULE PLACED IN LED.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE LED.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include "reg52.h"
   2          #define uint unsigned int //宏定义
   3          #define uchar unsigned char//宏定义
   4          sbit LED=P0^0;
   5          void main()
   6          {
   7   1              uint i;
   8   1              while(1)
   9   1              {
  10   2                      LED=0;    //点亮发光二极管
  11   2                      i=60000;  //以下几行是延时
  12   2                      while(i)i--;
  13   2                      i=40000;
  14   2                      while(i)i--;
  15   2                      LED=1;          //熄灭发光二极管
  16   2                      i=60000;        //以下几行是延时
  17   2                      while(i)i--;
  18   2                      i=40000;
  19   2                      while(i)i--;    
  20   2              }
  21   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     58    ----
   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)