点对点通信(主单片机).lst

在keilc和proteus下进行点对点通信的开发模拟

C51 COMPILER V7.09   点对点蚠信_謃单片籣_                                                  10/20/2008 10:10:51 PAGE 1   


C51 COMPILER V7.09, COMPILATION OF MODULE 点对点蚠信_謃单片籣_
OBJECT MODULE PLACED IN 点对点通信(主单片机).OBJ
COMPILER INVOKED BY: E:\Program Files\Keil\C51\BIN\C51.EXE 点对点通信(主单片机).c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include<reg51.h>
   2          unsigned char data Tdata[]={0x3f,0x06,0x5b,0x4f,0x66,
   3                                     0x6d,0x7d,0x07,0x7f,0x6f};
   4          unsigned char data cnt=0,sum=0;
   5          unsigned char data linksignal,resendsignal;
   6          void main(void)
   7          {
   8   1      TH1=0xf4;
   9   1      TL1=0xf4;
  10   1      EA=0;
  11   1      TR1=1;
  12   1      TMOD=0x20;
  13   1      PCON=0x00;
  14   1      SCON=0x50;
  15   1      //向从单片机发送联系信号0xE0,并且等待从单片机应答信号0xE1  
  16   1        do
  17   1        {
  18   2        SBUF=0xE0;
  19   2        while(TI==0);
  20   2        TI=0;
  21   2        while(RI==0);
  22   2        RI=0;
  23   2        linksignal=SBUF;
  24   2        }
  25   1        while(linksignal!=0xE1);
  26   1      //向从单片机发送数据和校验和
  27   1       do
  28   1       { 
  29   2         do
  30   2         {
  31   3         SBUF=Tdata[cnt];
  32   3         while(TI==0);
  33   3         TI=0;
  34   3         sum=sum+Tdata[cnt];
  35   3         cnt++;
  36   3         }
  37   2         while(cnt<10);
  38   2         
  39   2         SBUF=sum;
  40   2         while(TI==0);
  41   2         TI=0;
  42   2         
  43   2         while(RI==0);
  44   2         RI=0;
  45   2         resendsignal=SBUF;
  46   2         
  47   2         if(resendsignal==1)
  48   2           {
  49   3           sum=0;
  50   3           cnt=0;
  51   3           }
  52   2       }
  53   1       while(resendsignal==1);
  54   1       while(1);
  55   1      }
C51 COMPILER V7.09   点对点蚠信_謃单片籣_                                                  10/20/2008 10:10:51 PAGE 2   



MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    106    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =     14    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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