dac0832.lst

DAC0832产生各种波形的源程序。初学者可以参考。老鸟就不用看了。

C51 COMPILER V8.08   DAC0832                                                               03/08/2008 21:29:19 PAGE 1   


C51 COMPILER V8.08, COMPILATION OF MODULE DAC0832
OBJECT MODULE PLACED IN DAC0832.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE DAC0832.C BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include "REGX52.H"
   2          #include "absacc.h"
   3          #include "intrins.h"
   4          
   5          #define  DA_Port XBYTE[0x7FFF]
   6          
   7          void Delay(unsigned char i)
   8          {
   9   1         while(i--)
  10   1         ;
  11   1      }
  12          
  13           void main(void)
  14           {
  15   1              unsigned char DA_Value;
  16   1              unsigned int i, j;
  17   1      
  18   1      
  19   1              while(1)
  20   1              {
  21   2                 for(DA_Value=0; DA_Value<255; DA_Value++)
  22   2                     DA_Port = DA_Value;
  23   2                 for(DA_Value=255; DA_Value>0; DA_Value--)
  24   2                     DA_Port = DA_Value;
  25   2                 
  26   2              }
  27   1              
  28   1       }
*** WARNING C280 IN LINE 16 OF DAC0832.C: 'i': unreferenced local variable
*** WARNING C280 IN LINE 16 OF DAC0832.C: 'j': unreferenced local variable


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     34    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----       4
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  2 WARNING(S),  0 ERROR(S)