two_communication_2.lst

用单片机控制74LS244做的串口通信系统。

C51 COMPILER V7.06   TWO_COMMUNICATION_2                                                   10/26/2008 10:02:36 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE TWO_COMMUNICATION_2
OBJECT MODULE PLACED IN two_communication_2.OBJ
COMPILER INVOKED BY: f:\Keil\C51\BIN\C51.EXE two_communication_2.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          //包含头文件
   2          #include <reg51.h>
   3          //宏定义
   4          #define uchar unsigned char
   5          #define uint unsigned int
   6          //延时子程序
   7          delay()
   8          
   9          {
  10   1       uint j;
  11   1       uchar k;
  12   1       for(j=0;j<50000;j++)
  13   1          for(k=0;k<10;k++);
  14   1      } 
  15          //主程序
  16          main()
  17          {
  18   1      SCON=0X50;
  19   1      PCON=0X80;
  20   1      TMOD=0X20;
  21   1      TH1=0xff;
  22   1      TL1=0xff;
  23   1      TR1=1;
  24   1      
  25   1      while(1)
  26   1      {
  27   2       
  28   2      while(!RI);
  29   2      RI=0;
  30   2      P0=0xff;
  31   2      P2=SBUF;
  32   2      delay();
  33   2      SBUF=0xf9;
  34   2      while(!TI);
  35   2      TI=0;
  36   2      P0=0xf9;
  37   2      P2=0XFF;
  38   2      
  39   2      delay();
  40   2      
  41   2      }
  42   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     82    ----
   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)