main.lst

这是一本在网上很难找到的教程了

C51 COMPILER V7.07   MAIN                                                                  07/05/2006 03:13:33 PAGE 1   


C51 COMPILER V7.07, COMPILATION OF MODULE MAIN
OBJECT MODULE PLACED IN main.OBJ
COMPILER INVOKED BY: c:\Keil\C51\BIN\C51.EXE main.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #define uchar unsigned char //定义一下方便使用
   2          #define uint  unsigned int
   3          #define ulong unsigned long
   4          #include <reg52.h>     //包括一个52标准内核的头文件
   5          
   6          char code dx516[3] _at_ 0x003b;//这是为了仿真设置的
   7          
   8          
   9          sbit    P10=P1^0;  //LED1
  10          sbit    K1=P3^2;   //K1
  11          
  12          sbit    BEEP=P1^7; //喇叭输出脚
  13          
  14          bi(ulong t)
  15          {
  16   1              ulong c;
  17   1              uint n;
  18   1              for(c=0;c<t;c++)
  19   1              {
  20   2                      for(n=0;n<50;n++);      //延时
  21   2                      BEEP=~BEEP;                 //取反输出到喇叭的信号
  22   2              }
  23   1      }
  24          
  25          //嘀嘀嘀间断声报警信号试验
  26          void main(void) // 主程序
  27          {
  28   1              ulong n;
  29   1      
  30   1              while(1)
  31   1              {
  32   2                       P10=0;   //灯亮
  33   2                       bi(1000);      //嘀一阵
  34   2                       P10=1;    //灯灭
  35   2                       for(n=0;n<10000;n++);  //停一阵
  36   2              }
  37   1      }
  38          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    147    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----      12
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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