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 15:12:45 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 <stdio.h>                                                      //头文件
   2          
   3          void main()                                                             //主函数
   4          {
   5   1      int x=5, y,*p=&x;                                               //指针变量p指向变量x，则*p等价于x
   6   1      y=*p+20;                                                                //表示把x的值加20并赋给y，即y=x+20
   7   1      printf("y=%d\n",y);                                             //输出y的值
   8   1      y=++*p;                                                         //*p的内容加上1之后赋给y，即y=x+1
   9   1      printf("y=%d\n",y);                                             //输出y的值
  10   1      y=*p++;                                                         //先将x的值赋给y;然后x再加1;
  11   1      printf("y=%d\n",y);                                             //输出y的值
  12   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    105    ----
   CONSTANT SIZE    =      6    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----       5
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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