ad574.lst

51单片机用c语言实例 包括ad

C51 COMPILER V7.09   AD574                                                                 11/07/2006 08:24:46 PAGE 1   


C51 COMPILER V7.09, COMPILATION OF MODULE AD574
OBJECT MODULE PLACED IN AD574.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE AD574.C BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include "absacc.h"
   2          
   3          //#define AD574_0               (*(unsigned char volatile xdata *)0x7F00)
   4          //#define AD574_1               (*(unsigned char volatile xdata *)0x7F01)
   5          #define AD574_0         XBYTE[0x7F00]
   6          #define AD574_1         XBYTE[0x7F01]
   7          
   8          void delay1()
   9          {
  10   1              unsigned int i;
  11   1              for(i=0; i<0x1000; i++);
  12   1      }
  13          
  14          void main(void)
  15          {
  16   1              unsigned int advalue;
  17   1              unsigned char Hbyte, Lbyte;
  18   1      
  19   1              while(1)
  20   1              {
  21   2                      advalue = 0x0000;
  22   2                      AD574_0 = 0;            // 启动AD采样
  23   2                      delay1();
  24   2                      Hbyte = AD574_0;        // 读取AD转换结果的高8位
  25   2                      Lbyte = AD574_1;        // 读取AD转换结果的低8位
  26   2                      advalue = (((unsigned int)Hbyte)<<4)|((Lbyte&0xf0)>>4);         // 转换结果
  27   2                      delay1();
  28   2              }
  29   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     56    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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