cpu_1.lst

用单片机控制74LS244做的串口通信系统。

C51 COMPILER V7.06   CPU_1                                                                 10/26/2008 11:32:07 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE CPU_1
OBJECT MODULE PLACED IN cpu_1.OBJ
COMPILER INVOKED BY: f:\Keil\C51\BIN\C51.EXE cpu_1.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          //多机通信
   2          //cpu_1.c
   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 ADDRESS1 0x01
   9          #define ADDRESS2 0x02
  10          //延时子程序
  11          delay()
  12          {
  13   1       uint j;
  14   1       uchar k;
  15   1       for(j=0;j<50000;j++)
  16   1          for(k=0;k<10;k++);
  17   1      }
  18          //主程序
  19          main()
  20          {
  21   1      SCON=0XD8;
  22   1      PCON=0X80;
  23   1      TMOD=0x20;
  24   1      TH1=0xff;
  25   1      TL1=0XFF;
  26   1      TR1=1;
  27   1      while(1)
  28   1      {
  29   2      TB8=1;
  30   2      SBUF=ADDRESS1;
  31   2      while(!TI);
  32   2      TI=0;
  33   2      P1=0XF9;
  34   2      delay();
  35   2      while(!RI);
  36   2      RI=0;
  37   2      if(SBUF==ADDRESS1)
  38   2      {
  39   3      TB8=0;
  40   3      SBUF=0XF8;
  41   3      while(!TI);
  42   3      TI=0;
  43   3      P0=0XF8;
  44   3      delay();
  45   3      
  46   3      }
  47   2      TB8=1;
  48   2      SBUF=ADDRESS2;
  49   2      while(!TI);
  50   2      TI=0;
  51   2      P1=0XA4;
  52   2      delay();
  53   2      while(!RI);
  54   2      RI=0;
  55   2      if(SBUF==ADDRESS2)
C51 COMPILER V7.06   CPU_1                                                                 10/26/2008 11:32:07 PAGE 2   

  56   2      {
  57   3       TB8=0;
  58   3      SBUF=0X80;
  59   3      while(!TI);
  60   3      TI=0;
  61   3      P0=0X80;
  62   3      delay();
  63   3      
  64   3      }
  65   2      }
  66   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    135    ----
   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)