adtrans.lst

AD转换实验

C51 COMPILER V8.01   ADTRANS                                                               05/02/2008 14:03:27 PAGE 1   


C51 COMPILER V8.01, COMPILATION OF MODULE ADTRANS
OBJECT MODULE PLACED IN ADtrans.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE ADtrans.c BROWSE DEBUG OBJECTEXTEND TABS(6)

line level    source

   1          #include<reg52.h>
   2          #define uchar unsigned char
   3          #define uint unsigned int
   4          sbit wr=P3^6;
   5          sbit rd=P3^7;
   6          sbit dula=P2^6;
   7          sbit wela=P2^7;
   8          uchar code tabwe[]={
   9          0x7e,0x7d,0x7b,0x77};
  10          uchar code table[]={
  11          0x3f,0x06,0x5b,0x4f,
  12          0x66,0x6d,0x7d,0x07,
  13          0x7f,0x6f};
  14          uchar code table1[]={
  15          0xbf,0x86,0xdb,0xcf,
  16          0xe6,0xed,0xfd,0x87,
  17          0xff,0xef};
  18          uchar a,we,num,num0,num1,num2,num3;
  19          uint temp;
  20          void start();
  21          void display();
  22          void delay(uchar z);
  23          void main()
  24          {
  25   1           dula=0;
  26   1           P0=0xff;
  27   1           wela=1;
  28   1           P0=0x7f;
  29   1           wela=0;
  30   1           while(1)
  31   1           {
  32   2                start();
  33   2                delay(10);
  34   2                rd=0;
  35   2                delay(4);
  36   2                a=P1;
  37   2                rd=1;
  38   2                display();
  39   2                delay(4);          
  40   2           }
  41   1      }
  42          
  43          void delay(uchar z)
  44          {
  45   1           uchar i,j;
  46   1           for(i=z;i>0;i--)
  47   1               for(j=110;j>0;j--);
  48   1      }
  49          
  50          void start()
  51          {
  52   1           wr=1;
  53   1           wr=0;
  54   1           wr=1;
  55   1      }
C51 COMPILER V8.01   ADTRANS                                                               05/02/2008 14:03:27 PAGE 2   

  56          
  57          void display()
  58          {  
  59   1         a=~a;
  60   1         temp=a*20;
  61   1         num0=temp/1000;
  62   1         num1=temp%1000/100;
  63   1         num2=temp%100/10;
  64   1         num3=temp%10;
  65   1         if(we==4)
  66   1         {we=0;}
  67   1         else
  68   1         {we++;}
  69   1         switch (we)
  70   1         {
  71   2             case 0:num=num0;break;
  72   2             case 1:num=num1;break;
  73   2             case 2:num=num2;break;
  74   2             case 3:num=num3;break;
  75   2         }
  76   1         dula=1;
  77   1         if(we==0)
  78   1         {P0=table1[num];}
  79   1         else
  80   1         {P0=table[num];}
  81   1         dula=0;
  82   1         P0=0xff;
  83   1         wela=1;
  84   1         P0=tabwe[we];
  85   1         wela=0;
  86   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    238    ----
   CONSTANT SIZE    =     24    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      9    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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