9851.lst

DDS芯片9851的驱动程序~用来产生不同频率的正弦波波形~

C51 COMPILER V6.12  9851                                                                   07/30/2008 14:08:39 PAGE 1   


C51 COMPILER V6.12, COMPILATION OF MODULE 9851
OBJECT MODULE PLACED IN 9851.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE 9851.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include<at89x52.h>
   2          #define RESET  P1_0
   3          #define W_CLK  P1_1
   4          #define FQ_UD  P1_2
   5          #define datain P2
   6          unsigned char word[5]={0x09,0x66,0x66,0x66,0x66};  
   7          
   8          unsigned char i;
   9          
  10          
  11          /********************************
  12          9851驱动程序
  13          *******************************/
  14          void write9851(void)
  15          {
  16   1        RESET = 0;
  17   1        RESET = 1;
  18   1        RESET = 0;//AD9851复位    
  19   1        FQ_UD = 0;
  20   1        for(i=0;i<5;i++)
  21   1        {
  22   2          W_CLK = 0; 
  23   2             P2=word[i];
  24   2             W_CLK =1; 
  25   2        }
  26   1        W_CLK = 0; 
  27   1        FQ_UD =1; 
  28   1      }
  29          
  30          
  31          void main()
  32          {
  33   1        P2=0;
  34   1        write9851();
  35   1        while(1); 
  36   1      
  37   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     43    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      6    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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