4x4.lst

4x4键盘

C51 COMPILER V8.02   4X4                                                                   02/11/2009 16:06:12 PAGE 1   


C51 COMPILER V8.02, COMPILATION OF MODULE 4X4
OBJECT MODULE PLACED IN 4X4.OBJ
COMPILER INVOKED BY: E:\protues_keil\keil\C51\BIN\C51.EXE 4X4.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include<at89x51.h>
   2           unsigned int lie=0,hang=0,h=0,l=0,hehe[]={ 0xc0,0xf9,0xa4,0xb0,
   3                                                                                                  0x99,0x92,0x82,0xf8,
   4                                                                                                  0x80,0x90,0x88,0x83,
   5                                                                                                  0xc6,0xa1,0x86,0x8e};
   6          
   7          void time0();
   8          void main()
   9          {P2=1;
  10   1      
  11   1      TMOD=0X01;
  12   1      TH0=0XFF;
  13   1      TL0=0XE2;
  14   1      EA=1;
  15   1      ET0=1;
  16   1      TR0=1;
  17   1      while(1);
  18   1      
  19   1      }
  20          
  21          
  22          void time0() interrupt 1
  23          {
  24   1      P1=0x0f;
  25   1      hang=P1;         
  26   1      P1=0XF0;
  27   1      lie=P1;  //列
  28   1      P1=0x00;
  29   1      if(hang==0x0f&&lie==0xf0)
  30   1      {
  31   2       goto loop1;
  32   2      }else
  33   1      {
  34   2      hang=~hang;
  35   2      hang=hang&0X0F; //行
  36   2      lie=~lie;
  37   2      lie=lie&0XF0;
  38   2      while(hang!=0)
  39   2      {
  40   3       hang=hang/2;
  41   3       h++;
  42   3      }
  43   2      while(lie!=0)
  44   2      {
  45   3       lie=lie/2;
  46   3       l++;
  47   3      }
  48   2      h=(h-2)*4+l-1;
  49   2      P3=hehe[h];
  50   2      l=0;
  51   2      h=0;
  52   2      }
  53   1      loop1:
  54   1      TH0=0XFF;
  55   1      TL0=0XE2;
C51 COMPILER V8.02   4X4                                                                   02/11/2009 16:06:12 PAGE 2   

  56   1      }
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MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    223    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =     40    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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