ad.lst

基于MAX197的数据采集及A/D转换的实现

C51 COMPILER V7.06   AD                                                                    05/31/2008 19:44:14 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<stdio.h>
   3          #include<absacc.h>
   4          #define uchar unsigned char 
   5          #define uint  unsigned int
   6          sbit HBEN=P1^0;
   7          sbit rd=P1^1;
   8          sbit wr=P1^2;
   9          sbit cs=P1^3;
  10          uchar low8,high4,ad_result;
  11          uchar sample;
  12          
  13          void main()
  14          {  EA=1;
  15   1         EX0=1;
  16   1         IT0=1;
  17   1         rd=1;
  18   1         wr=0;
  19   1         cs=0;
  20   1         P0=0x48;
  21   1         while(1);            //等待中断
  22   1      }
  23          void ADConvert() interrupt 0
  24          {  HBEN=0;
  25   1         P0=0xFF;  
  26   1         low8=P0;                         //读低8位数据
  27   1         HBEN=1;
  28   1         P0=0xFF;
  29   1         high4=P0;                        //读高4位数据
  30   1         ad_result=high4*256+low8;        //数据整合
  31   1         sample=ad_result*0.00244140625;// 10/4096=0.00244140625;
  32   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    113    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      4    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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