Stepper motor controller?

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Article #3850

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#3850

From: Daniel Poirot
Date: Thu, 18 Oct 1990 22:01

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I am planning on replacing several stepper motor controllers with PC clone 
motherboards.  

Does anyone have any code to run a stepper motor from the parallel port?
Or an 8255 port?

These will be embedded systems running the code out of ROM, so C or ASM 
source is what I am looking for.

Thanks,

Daniel Poirot           poirot@aio.jsc.jesnet.nasa.gov
Lockheed C07A           "The mind is a terrable thing."
2400 NASA Rd. 1         tel: (713)483-8793
Houston, TX 77058       fax: (713)483-6120

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References: <11348@life.ai.mit.edu>

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Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!uwm.edu!bionet!agate!shelby!eos!aio.jsc.nasa.gov!poirot
From: poirot@aio.jsc.nasa.gov (Daniel Poirot)
Newsgroups: comp.sys.ibm.pc.misc,comp.os.msdos.programmer,comp.binaries.ibm.pc.d
Subject: Stepper motor controller?
Message-ID: <689@aio.jsc.nasa.gov>
Date: 18 Oct 90 22:01:11 GMT
References: <11348@life.ai.mit.edu>
Reply-To: poirot@aio.jsc.nasa.gov.UUCP (Daniel Poirot)
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Organization: NASA JSC Houston, TX
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