driver.lst

AD9851驱动！基于51单片机的简易DDS

C51 COMPILER V7.50   DRIVER                                                                04/12/2009 20:41:41 PAGE 1   


C51 COMPILER V7.50, COMPILATION OF MODULE DRIVER
OBJECT MODULE PLACED IN driver.OBJ
COMPILER INVOKED BY: d:\Keil\C51\BIN\C51.EXE driver.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include "includes.h"
   2          #define DDS_Port        P2
   3          sbit W_CLK = P3^2;
   4          sbit FQ_UD = P3^3;
   5          sbit RST   = P3^4;
   6          sbit sdata =P3^1;
   7          void AD9851_RST(void)
   8          {
   9   1      RST = 1;
  10   1      delay(20);
  11   1      RST = 0;
  12   1      delay(20);
  13   1      W_CLK = 0;
  14   1      delay(20);
  15   1      FQ_UD = 0;
  16   1      }
  17          void AD9851_SET(float f)
  18          {
  19   1      union 
  20   1        {
  21   1         unsigned long int det1;
  22   1         struct{ uchar d[4]; }det2;
  23   1        }dat;
  24   1      // dat.det1=f*23.86;
  25   1       //dat.det1=f*143.165;//30m
  26   1        dat.det1=f*35.79;//120m;
  27   1      //DDS_Port =0x00;
  28   1      DDS_Port =0x01;
  29   1      W_CLK=1;
  30   1      W_CLK=0;
  31   1      DDS_Port =dat.det2.d[0];
  32   1      W_CLK=1;
  33   1      W_CLK=0;
  34   1      DDS_Port =dat.det2.d[1];
  35   1      W_CLK=1;
  36   1      W_CLK=0;
  37   1      DDS_Port =dat.det2.d[2];
  38   1      W_CLK=1;
  39   1      W_CLK=0;
  40   1      DDS_Port =dat.det2.d[3];
  41   1      W_CLK=1;
  42   1      W_CLK=0;
  43   1      FQ_UD=1;
  44   1      FQ_UD=0;
  45   1      }
  46          void delay(uint i)
  47          {
  48   1       while(i--);
  49   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    111    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
C51 COMPILER V7.50   DRIVER                                                                04/12/2009 20:41:41 PAGE 2   

   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----       8
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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