步进马达.lst

5线单极性步进电机

C51 COMPILER V7.10   步絖马达                                                              09/10/2011 09:31:48 PAGE 1   


C51 COMPILER V7.10, COMPILATION OF MODULE 步絖马达
OBJECT MODULE PLACED IN 步进马达.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE 步进马达.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          /*************************************************************************************
   2          *  标题:  步进电机试验三（加减速运行）                                                                                           *
   3          *                                                                                                                                                                        *
   4          *    通过本例程了解步进马达使用及驱动程序编写                                                                            *
   5          *;   单双八拍工作方式：                                                                  *
   6          *;   A-AB-B-BC-C-CD-D-DA (即一个脉冲,转 3.75 度)                                                                 *
   7          *                                                                                        *
   8          *  请学员一定要消化掉本例程                                                                                                                      *
   9          **************************************************************************************/
  10          
  11           
  12           #include "reg52.h"
  13          
  14           void delay();
  15          
  16           //Motor
  17          sbit F1 = P1^0;
  18          sbit F2 = P1^1;
  19          sbit F3 = P1^2;
  20          sbit F4 = P1^3;
  21          
  22          unsigned char code FFW[8]={0xf1,0xf3,0xf2,0xf6,0xf4,0xfc,0xf8,0xf9}; //反转
  23          unsigned char code FFZ[8]={0xf9,0xf8,0xfc,0xf4,0xf6,0xf2,0xf3,0xf1}; //正转
  24          unsigned int  K, rate;
  25          
  26          
  27          /**********************************************************
  28          *                                                                                                                 *
  29          *                 步进电机驱动                                                    *
  30          ***********************************************************/
  31          void  motor_ffw()
  32           { 
  33   1         unsigned char i;
  34   1      
  35   1            for (i=0; i<8; i++)       //一个周期转30度
  36   1              {
  37   2                P1 = FFW[i]&0x1f;  //取数据
  38   2                      
  39   2                delay();           //调节转速
  40   2              }
  41   1           } 
  42          
  43          /********************************************
  44                   延时程序
  45          *********************************************/
  46          
  47           void delay()   
  48          {                           
  49   1         unsigned int k,t;
  50   1          t=rate;
  51   1         while(t--)
  52   1         {
  53   2           for(k=0; k<100; k++)
  54   2           { }
  55   2         }
C51 COMPILER V7.10   步絖马达                                                              09/10/2011 09:31:48 PAGE 2   

  56   1      }
  57          
  58          
  59          /********************************************************
  60          *                                                       
  61          *步进电机运行                                               
  62          *                                                      
  63          *********************************************************/
  64          void  motor_turn()
  65          { 
  66   1         unsigned char x;
  67   1         rate=0x2a;
  68   1         x=0x40;
  69   1         do
  70   1           {
  71   2                motor_ffw();          //加速
  72   2            rate--;
  73   2               }while(rate!=0x08);
  74   1         do
  75   1           {     
  76   2                 motor_ffw();        //匀速
  77   2                 x--;
  78   2               }while(x!=0x01);
  79   1               
  80   1         do
  81   1           {
  82   2                motor_ffw();         //减速
  83   2            rate++;
  84   2               }while(rate!=0x2a);    
  85   1      }
  86          
  87          main() 
  88           { 
  89   1          while(1)
  90   1              {
  91   2              
  92   2               motor_turn();
  93   2              
  94   2      
  95   2               }
  96   1      }
  97          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    121    ----
   CONSTANT SIZE    =     16    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      4       2
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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