keyboard.lst

12位11通道AD转换芯片tlv2553,12位双通道DA转换芯片tlv5638

C51 COMPILER V7.01  KEYBOARD                                                               12/13/2006 21:40:33 PAGE 1   


C51 COMPILER V7.01, COMPILATION OF MODULE KEYBOARD
OBJECT MODULE PLACED IN Keyboard.OBJ
COMPILER INVOKED BY: C:\program files\Keil\C51\BIN\C51.EXE Keyboard.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include"group.h"
   2          
   3          unsigned char key_i=0;
   4          unsigned char key;
   5          
   6          //------------------------------
   7          /*extern void change(unsigned char a,unsigned char b)
   8          {a+=b;b=a-b;a-=b;}
   9          */
  10          //----------------------------------------------
  11          void key_clockontrol(void)                    //键盘映射
  12          { 
  13   1         switch(key)
  14   1         {
  15   2            case 0x10:key_i=key_shift;break;
  16   2            case 0x20:key_i=0;break;
  17   2            case 0x40:key_i=key_P;break;
  18   2            case 0x80:key_i=key_enter;break;
  19   2      
  20   2            case 0x11:key_i=1;break;
  21   2            case 0x21:key_i=2;break;
  22   2            case 0x41:key_i=3;;break;
  23   2            case 0x81:key_i=key_down;g_add-=10;break;
  24   2      
  25   2            case 0x12:key_i=4;break;
  26   2            case 0x22:key_i=5;break;
  27   2            case 0x42:key_i=6;break;
  28   2            case 0x82:key_i=key_up;g_add+=10;break;
  29   2      
  30   2            case 0x13:key_i=7;break;
  31   2            case 0x23:key_i=8;break;
  32   2            case 0x43:key_i=9;break;
  33   2            case 0x83:key_i=key_A;g_add++;break;
  34   2         
  35   2            case 0x14:key_i=Num_lock;break;
  36   2            case 0x24:key_i=key_E;break;
  37   2            case 0x44:key_i=key_C;break;
  38   2            case 0x84:key_i=key_D;g_add--;break;
  39   2           
  40   2            default:break;
  41   2         }
  42   1      }
  43          //-----------------------------------------------
  44          void keyboard(void) interrupt 2 using 0    //键盘中断
  45          {
  46   1              unsigned char i,j,w;
  47   1              EX1=0;
  48   1              key=0;
  49   1              delay(500);
  50   1              if(~XBYTE[0xf800]&0x0f)
  51   1              {
  52   2                      w=XBYTE[0xf8f0]&0x0f;
  53   2                              if(~w&0x0f)
  54   2                              {
  55   3                                      i=4;
C51 COMPILER V7.01  KEYBOARD                                                               12/13/2006 21:40:33 PAGE 2   

  56   3                                      j=w;
  57   3                                      w=0xff;
  58   3                              }
  59   2              w=XBYTE[0xf8e8]&0x0f;
  60   2                              if(~w&0x0f)
  61   2                              {
  62   3                                      i=3;
  63   3                                      j=w;
  64   3                                      w=0xff;
  65   3                              }
  66   2                      w=XBYTE[0xf8d8]&0x0f;
  67   2                              if(~w&0x0f)
  68   2                              {
  69   3                                      i=2;
  70   3                                      j=w;
  71   3                                      w=0xff;
  72   3                              }
  73   2                      w=XBYTE[0xf8b8]&0x0f;
  74   2                              if(~w&0x0f)
  75   2                              {
  76   3                                      i=1;
  77   3                                      j=w;
  78   3                                      w=0xff;
  79   3                              }
  80   2                      w=XBYTE[0xf878]&0x0f;
  81   2                              if(~w&0x0f)
  82   2                              {
  83   3                                      i=0;
  84   3                                      j=w;
  85   3                                      w=0xff;
  86   3                              }
  87   2              w=~j;
  88   2              key=(w<<4)|i;
  89   2              }
  90   1              while(~XBYTE[0xf800]&0xf);
  91   1              key_clockontrol();
  92   1              EX1=1;
  93   1      }
  94          
  95                  


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    317    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      2       2
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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