functions.lst

模数转换器AD2543驱动

C51 COMPILER V8.05a   FUNCTIONS                                                            09/07/2007 02:51:32 PAGE 1   


C51 COMPILER V8.05a, COMPILATION OF MODULE FUNCTIONS
OBJECT MODULE PLACED IN functions.OBJ
COMPILER INVOKED BY: D:\C51\BIN\C51.EXE functions.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include<pin_define.c>
   2          void delay(unsigned time);
   3          void m_delay(int time)
   4          {
   5   1              int i=0;
   6   1              while(time){
   7   2              for(i=0;i<150;i++);
   8   2              time--;}
   9   1      }
  10          
  11           void init_2543(void){
  12   1       CS=1;
  13   1       CLK=0;
  14   1       }
  15          unsigned int read_2543(unsigned char command){
  16   1       unsigned int read_data=0x0000;
  17   1       unsigned char i=0;
  18   1      
  19   1       CS=H;
  20   1       CS=L;
  21   1       CLK=L;
  22   1       m_delay(1);
  23   1      
  24   1              for(i=0;i<12;i++){
  25   2              
  26   2                      if(command&0x80)DI=H;
  27   2                              else DI=L; 
  28   2                              CLK=H;
  29   2                              CLK=L;
  30   2                              command=command<<1;     
  31   2                      
  32   2              }               
  33   1      
  34   1               while(EOC);
  35   1               CS=H;
  36   1               while(!EOC);
  37   1               CS=L;
  38   1      
  39   1               for(i=0;i<12;i++){
  40   2               if(DO)read_data++;
  41   2               CLK=1;
  42   2              CLK=0;
  43   2              read_data=read_data<<1;
  44   2               }
  45   1      
  46   1              CS=H;
  47   1              return read_data;
  48   1       }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    115    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
C51 COMPILER V8.05a   FUNCTIONS                                                            09/07/2007 02:51:32 PAGE 2   

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


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