ad985x.lst

最新发布AD9850模块相关资料125M参考时钟

C51 COMPILER V8.05a   AD985X                                                               05/09/2011 01:28:13 PAGE 1   


C51 COMPILER V8.05a, COMPILATION OF MODULE AD985X
OBJECT MODULE PLACED IN ad985x.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE ad985x.c DEBUG OBJECTEXTEND

line level    source

   1           #include "AD985x.H"
   2                          
   3          double Con_Word_1_985x = 0x00;          
   4          double Con_Word_2_985x = 0x00;
   5          unsigned long ConTrol_Word_985x = 0x00;  
   6                          
   7          void delay_985x(long int n)
   8           {
   9   1           while(n!=0)
  10   1               {
  11   2                n--; 
  12   2               }
  13   1       }
  14          void Send_Control_Word_985x(unsigned long  ConTrol_Word)
  15          { 
  16   1        unsigned long  ConTrol_Word_Temporary ;       
  17   1        unsigned char  data_word ;                    
  18   1        w_clk_985x = 0x00;                    
  19   1        fqud_985x = 0x00;                     
  20   1        data_word = 0x00;                     
  21   1        dataport_985x = data_word;            
  22   1        w_clk_985x=1;                         
  23   1        w_clk_985x=0;                         
  24   1        ConTrol_Word_Temporary = ConTrol_Word;
  25   1        ConTrol_Word = ConTrol_Word >> 24;            
  26   1        data_word = ConTrol_Word % 256;       
  27   1        dataport_985x = data_word;
  28   1        w_clk_985x=1;
  29   1        w_clk_985x=0;
  30   1        ConTrol_Word = ConTrol_Word_Temporary;
  31   1        ConTrol_Word = ConTrol_Word >> 16;
  32   1        data_word = ConTrol_Word % 256;
  33   1        dataport_985x = data_word;
  34   1        w_clk_985x=1;
  35   1        w_clk_985x=0;
  36   1        ConTrol_Word = ConTrol_Word_Temporary;  
  37   1        ConTrol_Word = ConTrol_Word >> 8;
  38   1        data_word = ConTrol_Word % 256;       
  39   1        dataport_985x = data_word;
  40   1        w_clk_985x=1;
  41   1        w_clk_985x=0;
  42   1        ConTrol_Word = ConTrol_Word_Temporary;
  43   1        data_word = ConTrol_Word % 256;        
  44   1        dataport_985x = data_word;
  45   1        w_clk_985x=1;
  46   1        w_clk_985x=0;                         
  47   1        fqud_985x=1;                          
  48   1      
  49   1      }
  50          
  51          void Calculate_Control_Word_985x(unsigned long  Frequency_Out_985x)     
  52           {      
  53   1        Con_Word_1_985x = Frequency_Out_985x * 34;            //算出整数部分
  54   1        Con_Word_2_985x = Frequency_Out_985x * 0.3597;        //算出小数部分 (系数=2^32/CLK )
  55   1        Con_Word_2_985x = Con_Word_2_985x + 0.5;                      //小数部分修正
C51 COMPILER V8.05a   AD985X                                                               05/09/2011 01:28:13 PAGE 2   

  56   1        Con_Word_1_985x = Con_Word_1_985x + Con_Word_2_985x;  //整数+修正后的小数                                                     
  57   1        ConTrol_Word_985x = Con_Word_1_985x / 1;                              //换成整型
  58   1       }
  59           
  60                                          
  61          void init_985x(void)
  62          {       reset_985x  =  1;               
  63   1              delay_985x(10000);
  64   1              reset_985x  =  0;               
  65   1      }
  66          void OutFre_985x(unsigned long Frequency_Out_985x)
  67          {       
  68   1              Calculate_Control_Word_985x(Frequency_Out_985x);        
  69   1              Send_Control_Word_985x(ConTrol_Word_985x);  
  70   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    361    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =     12      16
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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