ad.lst

本程序主要是关于单片机的一个应用

C51 COMPILER V7.06   AD                                                                    08/08/2007 14:12:12 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE AD
OBJECT MODULE PLACED IN AD.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE AD.C BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include<REG51.H>
   2          #include<INTRINS.H>
   3           
   4          #define uint unsigned int
   5          
   6          #define uchar unsigned char
   7          #define SomeNOP(); {}
   8          //#define  WEI   P2   // 位选信号通过P2口传送
   9          #define  DUAN  P0   // 段选信号通过P0口传送  
  10          sbit dout=P1^4; 
  11          sbit sclk=P1^5; 
  12          sbit cs = P1^6;
  13          sbit shdn=P1^7; 
  14          code uchar duanma[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};//段选码表
  15          data uchar vlog[4]={0,0,0,0};//电压信息存放数组。初始化时间0000
  16          void display(void);
  17          void delay(uchar x);    //声明延时函数
  18          void adcover(void);
  19           
  20          
  21          
  22          void delay(uchar x)
  23          {       uchar i;
  24   1              while(x--)
  25   1              {
  26   2                      for(i=0;i<125;i++)
  27   2                      {;}
  28   2              }
  29   1      }
  30          /******************************************/
  31          
  32          /******************************************/
  33          void display(void)
  34          {
  35   1        uchar i,j,wei;
  36   1        wei =0x01;                
  37   1        for(i=0;i<5;i++)
  38   1         {  P2=wei;
  39   2                j=vlog[i];                        
  40   2                P0=duanma[j];
  41   2                if(i==0)      
  42   2              {P0=P0|0x80;}
  43   2            wei=wei<<1;
  44   2            delay(3);
  45   2          }
  46   1      }
  47          /**************************************************/
  48          
  49          void adcover(void)
  50          { uint rice=0;
  51   1        uchar i;
  52   1      float rice1=0;
  53   1       sclk=0;
  54   1       cs=0;
  55   1      _nop_();
C51 COMPILER V7.06   AD                                                                    08/08/2007 14:12:12 PAGE 2   

  56   1      if(dout==0)
  57   1      {_nop_();
  58   2      _nop_();
  59   2      _nop_();
  60   2      _nop_();
  61   2      _nop_();
  62   2      _nop_();
  63   2      _nop_();
  64   2      
  65   2      if(dout==1)
  66   2      { 
  67   3        for(i=0;i<12;i++)
  68   3        { sclk=1;
  69   4        _nop_();
  70   4        sclk=0;
  71   4        
  72   4       if(dout==1)
  73   4         {rice=(rice<<1)|0x0001;}
  74   4       else   
  75   4       rice=rice<<1;
  76   4         }
  77   3         cs=1;} 
  78   2      }
  79   1      
  80   1      rice1=(float)rice*0.6105006;//(2.5*rice*1000)/0xfff;
  81   1      
  82   1      
  83   1      rice=(uint)rice1;
  84   1      
  85   1      vlog[0]=(rice%10000)/1000;
  86   1      
  87   1      vlog[1]=(rice%1000)/100;
  88   1      
  89   1      vlog[2]=(rice%100)/10;
  90   1      
  91   1      vlog[3]=rice%10;
  92   1      
  93   1      }
  94          
  95          
  96          
  97          
  98          
  99          
 100          
 101          /*************************************************/
 102          main()
 103          
 104          {
 105   1      P1=0xff;
 106   1      while(1)
 107   1      {display();
 108   2       adcover();
 109   2      }}


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    249    ----
   CONSTANT SIZE    =     10    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      4       4
C51 COMPILER V7.06   AD                                                                    08/08/2007 14:12:12 PAGE 3   

   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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