dac.lst

基于c8051f020的应用

C51 COMPILER V7.06   DAC                                                                   06/25/2008 15:44:08 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE DAC
OBJECT MODULE PLACED IN DAC.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\c51.exe DAC.C DB OE

stmt level    source

   1          //********************************************************************************************************
             -******************
   2          #include <c8051F020.h>
   3          #include "HEAD.H"
   4          //********************************************************************************************************
             -******************
   5          void DAC_Init(void)
   6          {
   7   1          DAC0CN    = 0x80;
   8   1          DAC1CN    = 0x80;
   9   1          REF0CN    = 0x03;
  10   1      }
  11          //********************************************************************************************************
             -******************
  12          void DAC_OUT_1(unsigned int dat)
  13          {
  14   1              xdata unsigned int temp;
  15   1              xdata float tempf;
  16   1      
  17   1              if(dat > 5000)                          //容错
  18   1                      dat = 5000;
  19   1      
  20   1              tempf=(float)dat;
  21   1              tempf=tempf/5000*4095;
  22   1              temp=(unsigned int)tempf;
  23   1      
  24   1              DAC0L = temp;
  25   1              DAC0H = temp>>8;
  26   1              
  27   1      }
  28          //********************************************************************************************************
             -******************
  29          void DAC_OUT_2(unsigned int dat)
  30          {
  31   1              xdata unsigned int temp;
  32   1              xdata float tempf;
  33   1      
  34   1              if(dat > 5000)                          //容错
  35   1                      dat = 5000;
  36   1      
  37   1              tempf=(float)dat;
  38   1              tempf=tempf/5000*4095;
  39   1              temp=(unsigned int)tempf;
  40   1      
  41   1              DAC1L = temp;
  42   1              DAC1H = temp>>8;
  43   1              
  44   1      }
  45          //********************************************************************************************************
             -******************
  46          // The End
  47          //********************************************************************************************************
             -******************
  48          
  49          
C51 COMPILER V7.06   DAC                                                                   06/25/2008 15:44:08 PAGE 2   

  50          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    218    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----      12
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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