rx_tx.lst

基于msc单片机仿真机的仿真程序

C51 COMPILER V7.07   RX_TX                                                                 09/16/2006 15:31:07 PAGE 1   


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

stmt level    source

   1          #include"reg51.h"
   2          #define uchar unsigned char
   3          #define uint unsigned int
   4          uchar temp;
   5          void serial(void)interrupt 4 using 1
   6          {
   7   1        ES=0;                   //禁止串口中断
   8   1        while(RI==0);RI=0;
   9   1        temp=SBUF;              //接受串口数据
  10   1        P0=SBUF;                //将串口数据送往P0
  11   1        SBUF=temp;               
  12   1        while(TI==0);TI=0;      //将同一数据发送到串口
  13   1        ES=1;                   //允许串口中断 
  14   1       }   
  15            
  16          main(void)
  17          {
  18   1        P0=0xff;
  19   1        TMOD=0x20;             //T1工作方式2
  20   1        TH1=0xfd;              //串口波特率为9600
  21   1        SCON=0x50;             //串口工作于方式1并允许接受
  22   1        TR1=1;                 //启动T1
  23   1        ES=1;                  //允许串口中断
  24   1        EA=1;                  //允许全部外设中断
  25   1        while(1);
  26   1       }
  27            


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     44    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      1    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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