send.lst

AT89C51的RS232收发程序

C51 COMPILER V7.06   SEND                                                                  12/06/2007 16:22:54 PAGE 1   


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

stmt level    source

   1          #include < reg52.h >
   2          #include < stdio.h >
   3          #define LENGHT 30
   4          unsigned char c;
   5          bit recive,trance; 
   6          void print(char *P)
   7          {
   8   1          while ((*P != 0x0a)&&(*P!= 0x0d))
   9   1           {
  10   2                  SBUF = *P;
  11   2                      while ( trance == 0 );
  12   2                       trance = 0 ;
  13   2                       P++;
  14   2                }
  15   1                SBUF = *P ;
  16   1              while ( trance == 0 );
  17   1               trance = 0 ;
  18   1       }
  19                  
  20           void main()
  21            {
  22   1          unsigned char b;
  23   1              unsigned char dis_play[LENGHT];
  24   1              SCON = 0x50 ;
  25   1              TMOD |=0x20;
  26   1              PCON |= 0x80;
  27   1              TH1  = 0xff;
  28   1              TR1  = 1;
  29   1              EA = 1 ;
  30   1              ES = 1 ;
  31   1              recive = 0;
  32   1              trance = 0 ;
  33   1              c = b;
  34   1              while ( 1 ) 
  35   1                 {
  36   2               while ( b < LENGHT )
  37   2                         {dis_play[b] = 0 ; b++;}
  38   2                        c = 0 ;
  39   2                        b = 0 ;
  40   2                        while (( c != 0x0a ) || ( c != 0x0d ))
  41   2                          {
  42   3                               while ( recive == 0 );
  43   3                                recive = 0 ;
  44   3                                if (( c >= 0x20 ) && ( c <= 0x7f ))
  45   3                                   { dis_play[b] = c ; b++ ; }
  46   3                              }
  47   2                        if (( c == 0x0a ) || ( c == 0x0d ))
  48   2                          {
  49   3                               dis_play[b] = c;
  50   3                               print(dis_play);
  51   3                              }
  52   2                 }
  53   1        }
  54          void serial(void) interrupt 4
  55          {
C51 COMPILER V7.06   SEND                                                                  12/06/2007 16:22:54 PAGE 2   

  56   1        if ( TI == 1 ) { TI = 0 ; trance = 1 ;}
  57   1        if ( RI == 1 ) { c = SBUF ; RI = 0 ; recive = 1 ;}
  58   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    163    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      1      30
   IDATA SIZE       =   ----    ----
   BIT SIZE         =      2    ----
END OF MODULE INFORMATION.


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