cpu_3.lst

用单片机控制74LS244做的串口通信系统。

C51 COMPILER V7.06   CPU_3                                                                 10/26/2008 11:32:24 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE CPU_3
OBJECT MODULE PLACED IN cpu_3.OBJ
COMPILER INVOKED BY: f:\Keil\C51\BIN\C51.EXE cpu_3.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          //cpu_3.c
   2          //多机通信
   3          //包含头文件
   4          #include<reg51.h>
   5          //宏定义
   6          #define uchar unsigned char
   7          #define uint  unsigned int
   8          #define ADDRESS 0x02
   9          //延时子程序
  10          delay()
  11          {
  12   1       uint j;
  13   1       uchar k;
  14   1       for(j=0;j<50000;j++)
  15   1          for(k=0;k<10;k++);
  16   1      }
  17          //主程序
  18          main()
  19          {
  20   1      SCON=0XF0;
  21   1      PCON=0X80;
  22   1      TMOD=0x20;
  23   1      TH1=0XFF;
  24   1      TL1=0XFF;
  25   1      TR1=1;
  26   1      while(1)
  27   1      {
  28   2      while(!RI);
  29   2      RI=0;
  30   2      if(SBUF==ADDRESS)
  31   2      {
  32   3      SM2=0;
  33   3      SBUF=ADDRESS;
  34   3      while(!TI);
  35   3      TI=0;
  36   3      P1=0Xa4;
  37   3      delay();
  38   3      while(!RI);
  39   3      RI=0;
  40   3      P0=SBUF;
  41   3      
  42   3      delay();
  43   3      SM2=1;
  44   3      P1=0XFF;
  45   3      P0=0XFF;
  46   3      }
  47   2      }
  48   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     96    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
C51 COMPILER V7.06   CPU_3                                                                 10/26/2008 11:32:24 PAGE 2   

   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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