广告灯（利用取表方式）.lst

利用取表的方法

C51 COMPILER V7.50   广告灯（利用取表方式）                                                11/19/2005 11:29:09 PAGE 1   


C51 COMPILER V7.50, COMPILATION OF MODULE 广告灯（利用取表方式）
OBJECT MODULE PLACED IN 广告灯（利用取表方式）.OBJ
COMPILER INVOKED BY: d:\Keil\C51\BIN\C51.EXE 广告灯（利用取表方式）.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include <REG51.H> 
   2          
   3          unsigned char code table[]={
   4          0xfe,0xfd,0xfb,0xf7,
   5          
   6          0xef,0xdf,0xbf,0x7f, 
   7          
   8          0xfe,0xfd,0xfb,0xf7, 
   9          
  10          0xef,0xdf,0xbf,0x7f, 
  11          
  12          0x7f,0xbf,0xdf,0xef, 
  13          
  14          0xf7,0xfb,0xfd,0xfe, 
  15          
  16          0x7f,0xbf,0xdf,0xef, 
  17          
  18          0xf7,0xfb,0xfd,0xfe, 
  19          
  20          0x00,0xff,0x00,0xff, 
  21          
  22          0x01}; 
  23          
  24          unsigned char i; 
  25          
  26          void delay(void) 
  27          
  28          { 
  29   1      
  30   1      unsigned char m,n,s; 
  31   1      
  32   1      for(m=20;m>0;m--) 
  33   1      
  34   1      for(n=20;n>0;n--) 
  35   1      
  36   1      for(s=248;s>0;s--); 
  37   1      
  38   1      } 
  39          
  40          void main(void) 
  41          
  42          { 
  43   1      
  44   1      P1=0x06;
  45   1      
  46   1      while(1) 
  47   1      
  48   1      { 
  49   2      
  50   2      if(table[i]!=0x01) 
  51   2      
  52   2      { 
  53   3      
  54   3      P0=table[i]; 
  55   3      
C51 COMPILER V7.50   广告灯（利用取表方式）                                                11/19/2005 11:29:09 PAGE 2   

  56   3      i++; 
  57   3      
  58   3      delay(); 
  59   3      
  60   3      } 
  61   2      
  62   2      /*else 
  63   2      
  64   2      { 
  65   2      
  66   2      i=0; 
  67   2      
  68   2      }*/ 
  69   2      
  70   2      } 
  71   1      
  72   1      } 
  73          
  74          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     36    ----
   CONSTANT SIZE    =     37    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      1    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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