ex_2.lst

MAX232的串口的驱动

C51 COMPILER V7.07   EX_2                                                                  03/21/2004 15:01:51 PAGE 1   


C51 COMPILER V7.07, COMPILATION OF MODULE EX_2
OBJECT MODULE PLACED IN Ex_2.OBJ
COMPILER INVOKED BY: d:\Keil\C51\BIN\C51.EXE Ex_2.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include "reg52.h"
   2          
   3          sbit P1_0       =P1^0;
   4          
   5          void DELAY();
   6          
   7          main()
   8          {
   9   1      unsigned char i;
  10   1              TMOD=0X20;              //设置T1为方式2
  11   1              TH1=0XFD;               //设置波特率为9600
  12   1              TL1=0XFD;
  13   1              SCON=0X50;              //设置串口位方式1
  14   1              PCON=0X00;
  15   1              TR1=1;                  //定时器1开始计数
  16   1              do
  17   1              {
  18   2                      while(RI==0);   
  19   2                      RI=0;
  20   2                      i=SBUF;
  21   2              }while(i!=0x55);
  22   1              SBUF=0X41;
  23   1              while(1);
  24   1      }
  25          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     32    ----
   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)