keyscan.lst

ST7565_Driver_menu.rar

C51 COMPILER V8.05a   KEYSCAN                                                              09/22/2009 20:36:59 PAGE 1   


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

line level    source

   1          #include "AT89X52.H"
   2          #include "SysFunction.h"
   3          
   4          
   5          //按键音输出端
   6          #define port_alarmout P2_0
   7          //自动键延时计数
   8          #define Autoclick  10
   9          
  10          
  11          
  12          #define uchar unsigned char
  13          sbit k_ok=P0^6;
  14          sbit k_cancel=P0^7;
  15          sbit k_up=P0^4;
  16          sbit k_down=P0^5;
  17          
  18          #define key_NoKey 0
  19          #define key_ok 0x05
  20          #define key_cancel 0x06
  21          #define key_up 0x07
  22          #define key_down 0x08
  23          
  24          #define key_ok_L 0x85
  25          #define key_cancel_L 0x86
  26          #define key_up_L 0x87
  27          #define key_down_L 0x88
  28          
  29          unsigned char key_scan()
  30          {
  31   1          
  32   1          uchar key,clc=Autoclick;
  33   1          key=key_NoKey;
  34   1              k_ok=1;
  35   1              k_cancel=1;
  36   1              k_up=1;
  37   1              k_down=1;
  38   1      
  39   1           if(k_ok==0)
  40   1          {
  41   2             key=key_ok;
  42   2          };
  43   1      
  44   1          if(k_cancel==0)
  45   1          {
  46   2      
  47   2              key=key_cancel; 
  48   2          };
  49   1          if(k_up==0)
  50   1          {
  51   2              key=key_up;
  52   2          };
  53   1          if(k_down==0)
  54   1          {
  55   2              key=key_down;
C51 COMPILER V8.05a   KEYSCAN                                                              09/22/2009 20:36:59 PAGE 2   

  56   2          };
  57   1      
  58   1            if (key!=key_NoKey)
  59   1            {
  60   2              port_alarmout=0;
  61   2              delayms(20);
  62   2              port_alarmout=1;
  63   2            }
  64   1          while(!(k_ok==1 && k_cancel==1 && k_up==1 && k_down==1) && clc!=0)
  65   1          {
  66   2          delayms(1); 
  67   2           // P1=0xf0;
  68   2              k_ok=1;
  69   2              k_cancel=1;
  70   2              k_up=1;
  71   2              k_down=1;
  72   2          clc--; 
  73   2          }
  74   1           if(clc==0)
  75   1           {
  76   2           return 0x80|key;
  77   2           }
  78   1          else
  79   1          {
  80   2          return key;
  81   2          }
  82   1      } 
  83          
  84          unsigned char key_scanW()
  85          { 
  86   1      unsigned char keytmp;
  87   1      
  88   1      do
  89   1      {
  90   2      keytmp=key_scan();
  91   2      //WTD();
  92   2      }
  93   1      while(keytmp==key_NoKey);
  94   1      
  95   1      
  96   1      return keytmp;
  97   1      
  98   1      
  99   1      }
 100          /*
 101          //获得取消键
 102          unsigned char key_Cancle()
 103          {
 104          
 105          }
 106          */


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    108    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----       2
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.

C51 COMPILER V8.05a   KEYSCAN                                                              09/22/2009 20:36:59 PAGE 3   


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