keyboard.lst

驱动ADUC845进行AD采样

C51 COMPILER V8.05a   KEYBOARD                                                             08/03/2007 21:31:13 PAGE 1   


C51 COMPILER V8.05a, COMPILATION OF MODULE KEYBOARD
OBJECT MODULE PLACED IN keyboard.OBJ
COMPILER INVOKED BY: f:\Keil\C51\BIN\C51.EXE keyboard.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include "keyboard.h"
   2          
   3          void delaynop()
   4          {
   5   1      uint16 i=10;
   6   1      for (;i-->0;)
   7   1      {
   8   2      
   9   2      }
  10   1      }
  11          void get_keycode(uint8 *keycode,uint8 keylen)
  12          {
  13   1      uint8 i,j,keytemp=0;
  14   1                      CS=1;
  15   1                      SL=0;
  16   1              SL=1;
  17   1                      CLK=1;
  18   1                      CS=0;
  19   1              for (i=0;i<keylen;i++)
  20   1                      {
  21   2                      keytemp=0;
  22   2                              for(j=0;j<8;j++)
  23   2                                      {
  24   3                                              CLK=1;
  25   3                                              CLK=0;
  26   3                                              keytemp<<=1;
  27   3                                              keytemp=keytemp|OUT;
  28   3                                      }
  29   2                      keycode[i]=keytemp;
  30   2                      }
  31   1                      CS=1;
  32   1                      SL=0;
  33   1      }
  34          
  35          void get_keynum(uint8 *key_buffer,uint8 keylen,uint8 buffer_length)
  36          {
  37   1      uint8 i=0,j=0;
  38   1                      CS=1;
  39   1                      SL=0;
  40   1              SL=1;
  41   1                      CLK=1;
  42   1                      CS=0;
  43   1                      while (i<keylen*8&&j<buffer_length)
  44   1                      {
  45   2                                              CLK=1;
  46   2                                              CLK=0;
  47   2                                 if (!OUT) key_buffer[j++]=i;
  48   2                             i++;
  49   2                      }
  50   1                      CS=1;
  51   1                      SL=0;
  52   1      }
  53          
  54          void get_keyrows(uint8 **key_buffer,uint8 keylen,uint8 buffer_rows)
  55          {
C51 COMPILER V8.05a   KEYBOARD                                                             08/03/2007 21:31:13 PAGE 2   

  56   1      uint8 i=0,j=0,pbf=0;
  57   1                      CS=1;
  58   1                      SL=0;
  59   1              SL=1;
  60   1                      CLK=1;
  61   1                      CS=0;
  62   1              for ( i=0; i<keylen; i++)
  63   1          {
  64   2                      for ( j=0, pbf=0; j<8, pbf<buffer_rows; j++)
  65   2                      {
  66   3                                              CLK=1;
  67   3                                              CLK=0;
  68   3                                 if (!OUT) key_buffer[i][pbf++]=j;
  69   3                      }
  70   2              }
  71   1                      CS=1;
  72   1                      SL=0;
  73   1      }
  74          
  75          uint8 get_keycount(uint8 keylen)
  76          {
  77   1      uint8 i,cnt=0;
  78   1                      CS=1;
  79   1                      SL=0;
  80   1              SL=1;
  81   1                      CLK=1;
  82   1                      CS=0;
  83   1              for (i=0;i<keylen*8;i++)
  84   1                      {
  85   2                                              CLK=1;
  86   2                                              CLK=0;
  87   2                                              if (!OUT) cnt++;
  88   2                                              
  89   2                      }
  90   1                      CS=1;
  91   1                      SL=0;
  92   1      return cnt;
  93   1      }
  94          /*
  95          void main()
  96          {
  97          uint8 *keys;
  98          keys=(uint8*)malloc(2*sizeof(uint8));
  99          get_keycode(keys,2);
 100          P2=keys[0];
 101          }*/


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    322    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----      16
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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