串行双工中断方式.lst

本程序是用C51编写的

C51 COMPILER V8.02   串行薩工中断方式                                                      05/14/2009 11:29:13 PAGE 1   


C51 COMPILER V8.02, COMPILATION OF MODULE 串行薩工中断方式
OBJECT MODULE PLACED IN 串行双工中断方式.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE 串行双工中断方式.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include <REGX51.H>
   2          #define uchar unsigned char
   3          void main()
   4          {
   5   1              uchar temp;
   6   1              
   7   1              SCON=0x50;      //设置串口工作在模式1
   8   1              TMOD=0x20;      // 定时器1工作在模式2
   9   1              TH1=0x0e6;         //设定波特率1200波特
  10   1              TR1=1;             //启动定时器1
  11   1              P1=0xff;
  12   1              temp=P1;
  13   1              P2=0xff;
  14   1              EA=1;
  15   1              ES=1;
  16   1              while(1)
  17   1                      {
  18   2                              if(temp!=P1)
  19   2                                      {       
  20   3                                              temp=P1;
  21   3                                              SBUF=P1;
  22   3                              while(TI==0);
  23   3                                              TI=0;
  24   3                                      }       
  25   2                                        
  26   2                      }
  27   1      }
  28          
  29          void UART(void)interrupt 4
  30          {
  31   1               P2=SBUF;
  32   1               RI=0;
  33   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     46    ----
   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)