step13.lst

c51步进电机正反转程序,c51步进电机正反转程序

C51 COMPILER V7.06   STEP13                                                                07/11/2008 14:03:01 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE STEP13
OBJECT MODULE PLACED IN STEP13.OBJ
COMPILER INVOKED BY: D:\Program Files\Keil\C51\BIN\C51.EXE STEP13.C BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include "reg51.h"
   2          #include <absacc.h>
   3          #define uint unsigned int
   4          #define uchar unsigned char
   5          #define DL 1000
   6          uchar DR;
   7          
   8          
   9          /*******************************************************************/
  10          void dlms(uint x);
  11          void ctrl(bit cf,uint n)
  12          
  13          {
  14   1      uint i;
  15   1      uchar j=0x01;
  16   1      if (cf=0)
*** WARNING C276 IN LINE 16 OF STEP13.C: constant in condition expression
  17   1      
  18   1      for (i=0;i<n;i++)
  19   1       {
  20   2      P0=j;
  21   2      dlms(DL);
  22   2      j=j<<1;
  23   2      if ((j^0x08)==0)
  24   2      j=0x01;
  25   2        
  26   2       }
  27   1      else 
  28   1       {
  29   2      for (i=0;i<n;i++)
  30   2        {P0=j;
  31   3         dlms(DL);
  32   3         j=j>>1;
  33   3      
  34   3         if (j==0)
  35   3         j=0x04;
  36   3      
  37   3         }
  38   2        
  39   2        }
  40   1       }
  41          /***********************************************/
  42          
  43          void main (void)
  44          {
  45   1      
  46   1      
  47   1      if(DR==0)
  48   1      {
  49   2      ctrl(0,4) ;
  50   2      }
  51   1      else 
  52   1      {
  53   2      ctrl(1,4) ;
  54   2      }
C51 COMPILER V7.06   STEP13                                                                07/11/2008 14:03:01 PAGE 2   

  55   1      
  56   1      }
  57          /*****************************************************/
  58          void dlms(uint x)
  59          {
  60   1      uchar j;
  61   1      while (x-->0)
  62   1      {
  63   2      for(j=0; j<125; j++)
  64   2      {;}
  65   2      }
  66   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    105    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      1       5
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----       1
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  1 WARNING(S),  0 ERROR(S)