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Text File  |  1993-01-28  |  705 b   |  17 lines
  1. Newsgroups: sci.electronics
  2. Path: sparky!uunet!charon.amdahl.com!amdahl!rtech!pacbell.com!ames!purdue!mentor.cc.purdue.edu!noose.ecn.purdue.edu!pasture.ecn.purdue.edu!laird
  3. From: laird@pasture.ecn.purdue.edu (Kyler Laird)
  4. Subject: Re: computer control of stepper motors
  5. Message-ID: <laird.728186574@pasture.ecn.purdue.edu>
  6. Sender: news@noose.ecn.purdue.edu (USENET news)
  7. Organization: Purdue University Engineering Computer Network
  8. References: <1993Jan27.031343.3356@samba.oit.unc.edu>
  9. Date: 28 Jan 93 02:02:54 GMT
  10. Lines: 5
  11.  
  12. Popular Electronics, June 1992, page 41.  "A PC-Based Stepper-Motor
  13. Controller".  It's essentially four optoisolated NPN power
  14. transistors hooked up to the parallel port.
  15.  
  16. --kyler
  17.