7-2.lst

一些简单的c51程序

C51 COMPILER V7.09   7_2                                                                   08/25/2005 13:20:49 PAGE 1   


C51 COMPILER V7.09, COMPILATION OF MODULE 7_2
OBJECT MODULE PLACED IN 7-2.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE 7-2.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include <REG52.H>              
   2          #include <stdio.h>              
   3          #include <float.h>
   4          
   5          #ifdef MONITOR51                        // 假如使用使用MONITOR51 
              char code reserve [3] _at_ 0x23;         
              #endif                                  //结束IF 
   8                                                  
   9          
  10          #define LOWER 0                          //表的下限
  11          #define UPPER 300                        //表的上限
  12          #define STEP 20                          //步长
  13          
  14          //打印华氏-摄氏温度对照表
  15          void main (void) {
  16   1      
  17   1      int fahr;
  18   1      #ifndef MONITOR51
  19   1          SCON  = 0x50;                       
  20   1          TMOD |= 0x20;               
  21   1          TH1   = 221;                
  22   1          TR1   = 1;                                           
  23   1          TI    = 1;                  
  24   1      #endif
  25   1      
  26   1              for ( fahr = LOWER; fahr <= UPPER; fahr = fahr + STEP )
  27   1              printf ( "%3d %6.1f\n", fahr, (5.0 / 9.0) * (fahr - 32 ) );
  28   1      
  29   1              while (1) {};
  30   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     93    ----
   CONSTANT SIZE    =     11    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----       2
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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