qiang da.lst

系统以AT89S51单片机为核心

C51 COMPILER V8.02   QIANG_DA                                                              01/16/2007 15:16:49 PAGE 1   


C51 COMPILER V8.02, COMPILATION OF MODULE QIANG_DA
OBJECT MODULE PLACED IN qiang da.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE qiang da.c DEBUG OBJECTEXTEND

line level    source

   1          #include <reg51.h> 
   2          #define uchar unsigned char
   3          #define uint unsigned int
   4          uchar code table[]={0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90,0x88,0x83,0xC6,0xA1,0x86,0x8E,0xFF};
             - 
   5          sbit P2_7=P2^7;
   6          sbit P3_3=P0^0;
   7          sbit P2_0=P2^0;
   8          uchar temp; 
   9          uchar k;
  10          uchar code_h;
  11          bit rst;
  12          
  13          void keyc(void);
  14          //延时函数
  15          void mDelay(uchar Delay)
  16          {                                                       // 延时子程序
  17   1              uchar i;
  18   1              while(Delay--)
  19   1              {
  20   2                      for(i = 0; i< 120; i++);
  21   2              }
  22   1      }
  23          
  24          void interrupt1(void) interrupt 0 using 1
  25          {
  26   1              rst=1;
  27   1              P2=255;
  28   1              P2_7=0;
  29   1      }
  30          //主函数
  31          void main(void)
  32          {
  33   1              EA=1;
  34   1              IT0=1;
  35   1              EX0=1;
  36   1              rst=0;
  37   1              while(1)
  38   1              {
  39   2                      code_h=0xef;
  40   2                      P1=code_h;
  41   2                      temp=P1;
  42   2                      while(temp==code_h)//检测键盘是否有按键按下
  43   2                      {
  44   3                              code_h=(code_h<<1)|0x01;
  45   3                              if(code_h==0xff)
  46   3                              {code_h=0xef;}
  47   3                              P1=code_h;
  48   3                              temp=P1;
  49   3                      }
  50   2                      mDelay(5);  //延时去抖
  51   2                      if(P1==temp)
  52   2                      {
  53   3                              keyc();           
  54   3                              while(temp==P1) //等待按键放开
C51 COMPILER V8.02   QIANG_DA                                                              01/16/2007 15:16:49 PAGE 2   

  55   3                              {;}     
  56   3                      }
  57   2              }
  58   1      }
  59          //键盘操作
  60          void keyc(void)
  61          {
  62   1              uchar key,i;
  63   1              switch(temp) 
  64   1          { 
  65   2              case 0xee: 
  66   2                      key=12; 
  67   2                      break; 
  68   2              case 0xed: 
  69   2                      key=13; 
  70   2                      break; 
  71   2              case 0xeb: 
  72   2                              key=14; 
  73   2                      break;
  74   2                      case 0xe7: 
  75   2                      key=15; 
  76   2                              break; 
  77   2                      case 0xde: 
  78   2                  key=8; 
  79   2                  break; 
  80   2              case 0xdd: 
  81   2                  key=9; 
  82   2                  break; 
  83   2              case 0xdb: 
  84   2                  key=10; 
  85   2                  break; 
  86   2              case 0xd7: 
  87   2                  key=11; 
  88   2                      break; 
  89   2                      case 0xbe: 
  90   2                  key=4; 
  91   2                      break; 
  92   2              case 0xbd: 
  93   2                      key=5; 
  94   2                      break; 
  95   2              case 0xbb: 
  96   2                  key=6; 
  97   2                  break; 
  98   2              case 0xb7: 
  99   2                  key=7; 
 100   2                      break; 
 101   2                      case 0x7e: 
 102   2                  key=0; 
 103   2                  break; 
 104   2              case 0x7d: 
 105   2                  key=1; 
 106   2                  break; 
 107   2              case 0x7b: 
 108   2                  key=2; 
 109   2                  break; 
 110   2              case 0x77: 
 111   2                  key=3; 
 112   2                  break; 
 113   2           }
 114   1               if(rst)
 115   1           {
 116   2                      P2=table[key];
C51 COMPILER V8.02   QIANG_DA                                                              01/16/2007 15:16:49 PAGE 3   

 117   2                      rst=0;
 118   2                      P3_3=0;
 119   2                      mDelay(100);
 120   2                      P3_3=1;
 121   2                      for(i=0;i<40;i++)
 122   2                      {
 123   3                              mDelay(250);
 124   3                              if(rst)
 125   3                                      break;
 126   3                      } 
 127   2               } 
 128   1               else
 129   1               {
 130   2                      rst=0;
 131   2                      for(i=0;i<4;i++)
 132   2                      {
 133   3                              P2=table[key];
 134   3                              P3_3=0;
 135   3                              mDelay(200);
 136   3                              P3_3=1;
 137   3                              P2=255;
 138   3                              mDelay(200);
 139   3                              if(rst)
 140   3                                      break;
 141   3                      }
 142   2               }
 143   1      }
 144          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    307    ----
   CONSTANT SIZE    =     17    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      3       2
   IDATA SIZE       =   ----    ----
   BIT SIZE         =      1    ----
END OF MODULE INFORMATION.


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