key.lst

C8051F020的PWM程序FYD12864显示

C51 COMPILER V8.02   KEY                                                                   05/15/2007 03:49:14 PAGE 1   


C51 COMPILER V8.02, COMPILATION OF MODULE KEY
OBJECT MODULE PLACED IN Key.OBJ
COMPILER INVOKED BY: d:\Keil\C51\BIN\C51.EXE Key.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include "020_Function.h"
   2          
   3          
   4          
   5          void Delay()
   6            {
   7   1          unsigned int i;
   8   1              for(i=12000;i>0;i--);
   9   1        }
  10          
  11          unsigned char Key_Scan()
  12           {
  13   1          unsigned char sccode,recode;
  14   1              P3=0xf0;
  15   1              if((P3&0xf0)!=0xf0)
  16   1                {                 
  17   2                      Delay();
  18   2                      if((P3&0xf0)!=0xf0)
  19   2                        {
  20   3                          sccode=0xfe;
  21   3                          while((sccode&0x10)!=0)
  22   3                                 {
  23   4                                    P3=sccode;
  24   4                                    if((P3&0xf0)!=0xf0)
  25   4                                           {
  26   5                                                 recode=(P3&0xf0)|0x0f;
  27   5                                                 return((~sccode)+(~recode));
  28   5                                                }
  29   4                                       else
  30   4                                         sccode=(sccode<<1)|0x01;
  31   4                                      }
  32   3                         }
  33   2                 }
  34   1              return(0);
  35   1      
  36   1       }
  37          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     76    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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