cd18-4.lst

51单片机开发入门与典型实例

C51 COMPILER V6.12  CD18_7                                                                 01/06/2007 20:58:04 PAGE 1   


C51 COMPILER V6.12, COMPILATION OF MODULE CD18_7
OBJECT MODULE PLACED IN .\cd18-7.OBJ
COMPILER INVOKED BY: C:\KEIL\C51\BIN\C51.EXE .\cd18-7.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          /* 文件名：cd18-7.c */
   2          /* 程序功能：彩灯左右移 */
   3          #include<reg51.h> 
   4            L_M();
   5            R_M();
   6           main( ) 
   7           {   
   8   1         while(1)
   9   1           {
  10   2             L_M();
  11   2             R_M();
  12   2           }  
  13   1       }
  14           
  15           L_M()
  16             {
  17   1           unsigned char i, temp, a,b;
  18   1           unsigned int s;
  19   1                
  20   1            temp=0xfe;      
  21   1            P1=temp;       
  22   1            for(s=0;s<30000;s++);      
  23   1            for(i=1;i<8;i++) 
  24   1              {               
  25   2      	      a=temp<<i; 
  26   2                b=temp>>(8-i);
  27   2      		  P1=a|b;          
  28   2                for(s=0;s<30000;s++);    
  29   2              }       
  30   1            
  31   1        }
  32          
  33           
  34           R_M()
  35             {
  36   1           unsigned char i, temp, a,b;
  37   1           unsigned int s;
  38   1                
  39   1            temp=0x7f;      
  40   1            P1=temp;       
  41   1            for(s=0;s<30000;s++);      
  42   1            for(i=1;i<8;i++) 
  43   1              {               
  44   2      	      a=temp>>i; 
  45   2                b=temp<<(8-i);
  46   2      		  P1=a|b;          
  47   2                for(s=0;s<30000;s++);    
  48   2              }       
  49   1            
  50   1        }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    144    ----
   CONSTANT SIZE    =   ----    ----
C51 COMPILER V6.12  CD18_7                                                                 01/06/2007 20:58:04 PAGE 2   

   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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