com_2.lst

单片机串口通讯C程序

C51 COMPILER V8.02   COM_2                                                                 09/14/2007 15:50:20 PAGE 1   


C51 COMPILER V8.02, COMPILATION OF MODULE COM_2
OBJECT MODULE PLACED IN com_2.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE com_2.c DEBUG OBJECTEXTEND

line level    source

   1          #include <AT89X51.h>
   2          #define uchar unsigned  char
   3          #define uint unsigned int
   4          uchar  idata trdata[]={'8','9','S','5','1',0x0d,0x0a,0x00};
   5          uchar  idata trdata1[]={'R','I','C','H','M','C','U',0x0d,0x0a,0x00};
   6          main()
   7          {
   8   1      uchar i;
   9   1        uint j;
  10   1      SCON= 0x40;                //串口方式1
  11   1      PCON=0;                     //SMOD=0
  12   1      REN=1;                     //允许接收
  13   1      TMOD= 0x20;                //定时器1定时方式2
  14   1      TH1= 0xe6;                //12MHz 1200波特率
  15   1      TL1= 0xe6;
  16   1      TR1= 1;                  //启动定时器
  17   1        while(1)
  18   1      {
  19   2          i=0;
  20   2          while(trdata[i]!=0x00)
  21   2      {
  22   3      SBUF=trdata[i];
  23   3            while(TI==0);
  24   3            TI=0;
  25   3            i++;
  26   3          }
  27   2          for (j=0;j<50000;j++); 
  28   2      
  29   2              i=0;
  30   2              while(trdata1[i]!=0x00)
  31   2      {
  32   3      SBUF=trdata1[i];
  33   3            while(TI==0);
  34   3            TI=0;
  35   3            i++;
  36   3          }
  37   2               for (j=0;j<50000;j++); 
  38   2        }
  39   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    121    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----       1
   IDATA SIZE       =     18    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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