cs14-3.lst

《手把手教你学单片机的C程序设计》及实验程序

C51 COMPILER V7.06   CS14_3                                                                02/03/2007 16:18:23 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE CS14_3
OBJECT MODULE PLACED IN CS14-3.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE CS14-3.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include <REG51.H>              
   2          #define uchar unsigned char     
   3          #define uint unsigned int       
   4          uchar code SEG7[10]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};
   5          sbit P3_2=P3^2;                         
   6          //===========================
   7          void swap(uchar *x,uchar *y);   
   8          //===========================
   9          void delay(uint k)                              
  10          {                                                       
  11   1      uint i,j;                                               
  12   1      for(i=0;i<k;i++){                               
  13   2      for(j=0;j<121;j++)                              
  14   2      {;}}                                                    
  15   1      }                                                       
  16          //===========================
  17          void main(void)                                 
  18          {
  19   1      uchar i;                                                                
  20   1      uchar a=3,b=8;                                  
  21   1      uchar *pt1,*pt2;                                        
  22   1      pt1=&a;                                                 
  23   1      pt2=&b; 
  24   1              while(1)                        
  25   1              {                                       
  26   2              if(!P3_2)swap(pt1,pt2); 
  27   2                      for(i=0;i<100;i++)
  28   2                      {P0=SEG7[a];    
  29   3                      P2=0xfd;                        
  30   3                      delay(2);               
  31   3                      P0=SEG7[b];     
  32   3                      P2=0xfe;                        
  33   3                      delay(2);}
  34   2              }
  35   1      }
  36          //===========================
  37          void swap(uchar *x,uchar *y)            
  38          {                                                               
  39   1      uchar t;                                                        
  40   1      t=*x;                                                   
  41   1      *x=*y;                                                  
  42   1      *y=t;                                                   
  43   1      }                                                               


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    160    ----
   CONSTANT SIZE    =     10    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----      15
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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