beep.lst

beep use keil to program this code.

C51 COMPILER V7.20   BEEP                                                                  04/13/2006 13:30:36 PAGE 1   


C51 COMPILER V7.20, COMPILATION OF MODULE BEEP
OBJECT MODULE PLACED IN beep.OBJ
COMPILER INVOKED BY: C:\Keil_C51\C51\BIN\C51.EXE beep.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          /*
   2           *      Copyright (C) 2006, 华中科技大学电气与电子科技创新中心
   3           *      All Rights Reserved.
   4           *      
   5           *      文件名:         beep.c
   6           *      文件描述:       蜂鸣器测试主程序文件
   7           *                      
   8           *      当前版本:       1.0
   9           *      作者:           SangWei([e-mail])
  10           *      完成日期:       2005年12月12日
  11           *      
  12          */
  13          #include <reg51.h>
  14          
  15          #define BEEP_PIN                0x10
  16          
  17          /*
  18           *      延时
  19           */
  20          void delay(unsigned char dly)
  21          {
  22   1              unsigned char j;
  23   1      
  24   1              for(j=dly; j>0; j--);
  25   1      }
  26          
  27          void main(void)
  28          {
  29   1              while(1)
  30   1              {
  31   2                      P1 ^= BEEP_PIN;
  32   2                      delay(50);
  33   2              }
  34   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     20    ----
   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)