main.lst

《单片机c程序设计及应用实列》一书的源代

C51 COMPILER V6.23a  MAIN                                                                  11/05/2002 21:40:58 PAGE 1   


C51 COMPILER V6.23a, COMPILATION OF MODULE MAIN
OBJECT MODULE PLACED IN main.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE main.c LARGE DEBUG OBJECTEXTEND

stmt level    source

   1          #include <REG52.H>                /* special function register declarations   */
   2                                            /* for the intended 8051 derivative         */
   3          
   4          #include <stdio.h>                /* prototype declarations for I/O functions */
   5          
   6          #ifdef MONITOR51                         /* Debugging with Monitor-51 needs   */
              char code reserve [3] _at_ 0x23;         /* space for serial interrupt if     */
              #endif                                   /* Stop Exection with Serial Intr.   */
   9                                                   /* is enabled                        */
  10          
  11          #define MAX 100
  12          #define LEN 80
  13          char text[MAX][LEN];
  14                                                                                           
  15          /*------------------------------------------------
  16          The main C function.  Program execution starts
  17          here after stack initialization.
  18          ------------------------------------------------*/
  19          /* 一个非常简单的文本编辑器*/
  20          void main (void) {
  21   1              register int t ,i ,j ;
  22   1      /*------------------------------------------------
  23   1      Setup the serial port for 1200 baud at 16MHz.
  24   1      ------------------------------------------------*/
  25   1      #ifndef MONITOR51
  26   1          SCON  = 0x50;                       /* SCON: mode 1, 8-bit UART, enable rcvr      */
  27   1          TMOD |= 0x20;               /* TMOD: timer 1, mode 2, 8-bit reload        */
  28   1          TH1   = 221;                /* TH1:  reload value for 1200 baud @ 16MHz   */
  29   1          TR1   = 1;                  /* TR1:  timer 1 run                          */
  30   1          TI    = 1;                  /* TI:   set TI to send first char of UART    */
  31   1      #endif
  32   1      /*------------------------------------------------
  33   1      Note that an embedded program never exits (because
  34   1      there is no operating system to return to).  It
  35   1      must loop and execute forever.
  36   1      ------------------------------------------------*/
  37   1      
  38   1              for(t=0;t<MAX; t++) /*逐行输入字符串*/
  39   1              {
  40   2                      gets(text[t],LEN);
  41   2                      if(!text[t][0]) break; /* 空行退出*/
  42   2              }
  43   1              
  44   1              for(i=0;i<t;i++)
  45   1              {/*按行,逐个字符输出字符串*/
  46   2                      for(j=0; text [i][j];j++)
  47   2                      putchar(text [i][j]);
  48   2                      putchar( '\n');
  49   2              }
  50   1          while (1) {};
  51   1      }
  52          
  53          
  54          

C51 COMPILER V6.23a  MAIN                                                                  11/05/2002 21:40:58 PAGE 2   


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    232    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   8000       6
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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