wanyong1.lst

数字万用表

C51 COMPILER V8.09   WANYONG1                                                              03/15/2009 14:36:46 PAGE 1   


C51 COMPILER V8.09, COMPILATION OF MODULE WANYONG1
OBJECT MODULE PLACED IN wanyong1.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE wanyong1.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include<reg51.h>
   2          #include<intrins.h>
   3          #define uchar unsigned char
   4          #define uint unsigned int
   5          sbit ALE=P2^3;
   6          sbit START=P2^4;
   7          sbit OE=P2^5;
   8          sbit EOC=P3^7;
   9          sbit xs=P1^7;
  10          sbit key1=P3^5;
  11          sbit key2=P3^6;
  12          uchar code disp[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90};
  13          uchar code wei[]={0xf1,0xf2,0xf4,0xf8};
  14          uint data adder[8];
  15          uint data dis[5];
  16          uchar q=1,w=0,k,s;
  17          
  18          void delay(uchar p)
  19          {
  20   1       uchar i,j;
  21   1       for(i=0;i<p;i++)
  22   1       for(j=0;j<50;j++);
  23   1      }
  24           
  25          void key()
  26          {
  27   1        if(key1==0)
  28   1        {
  29   2         delay(10);
  30   2         if(key1==0)
  31   2         {q=!q;while(key1==0);}
  32   2        }     
  33   1        if(q==0)
  34   1        {if(key2==0)
  35   2        {
  36   3         delay(10);
  37   3         if(key2==0)
  38   3         {w++;
  39   4          if(w==8){w=0;}while(key2==0); 
  40   4         }
  41   3        }
  42   2      }  }
  43          
  44          void display()
  45          {
  46   1       uchar m,n=0x00;
  47   1       uchar h,l,u;
  48   1        for(m=0;m<8;m++)
  49   1         {
  50   2          if(q==1){l=m,u=200;}else {l=w;u=1;key();}
  51   2          dis[3]=l;
  52   2          dis[4]=adder[l]*100/51;
  53   2          dis[0]=dis[4]%10;
  54   2          dis[1]=dis[4]/10%10;
  55   2          dis[2]=dis[4]/100%10;
C51 COMPILER V8.09   WANYONG1                                                              03/15/2009 14:36:46 PAGE 2   

  56   2          for(h=0;h<u;h++)
  57   2          { 
  58   3           for(k=0;k<4;k++)
  59   3           {
  60   4            P3=wei[k];
  61   4            P1=disp[dis[k]];
  62   4                if(k==2){xs=0;}
  63   4                delay(1); 
  64   4           }
  65   3               if(key1==0)goto key;
  66   3          }
  67   2         }  
  68   1         key:key();
  69   1      }
  70            
  71           
  72          void adc0809()
  73          {
  74   1       uchar a;
  75   1       P2=0x00;
  76   1       for(a=0;a<8;a++)
  77   1       {
  78   2        ALE=1;_nop_();_nop_();ALE=0;
  79   2        START=1;_nop_();_nop_();START=0;
  80   2        _nop_();_nop_();_nop_();_nop_();
  81   2        while(EOC==0);
  82   2        OE=1;adder[a]=P0;OE=0;P2++; 
  83   2       }
  84   1      }
  85          
  86           void main()
  87             {
  88   1          P0=0xff;
  89   1              P2=0x00;
  90   1              P1=0xff;
  91   1              P3=0xff;
  92   1              while(1)
  93   1              {
  94   2               adc0809();
  95   2               display();
  96   2              }
  97   1         }
  98          
  99          
 100          
 101          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    325    ----
   CONSTANT SIZE    =     14    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =     30       2
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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