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IndustryArena Forum > CNC Electronics > CNC Machine Related Electronics > ?? How to drive the Stepper Motor

Thread: ?? How to drive the Stepper Motor

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  1. 08-29-2007, 08:10 AM #1
    eein
    eein is offline Registered
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    ?? How to drive the Stepper Motor

    Had some guys use the A3997-a allegromicro's IC.
    I can'nt drive my motors. and the schematics go by the datasheet.
    I doubt my circuit is out of work. but what's the work one?
    help me!
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  2. 08-29-2007, 02:52 PM #2
    wilsonjc
    wilsonjc is offline Registered
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    I can't find that part number on there web site. You sure that's the correct part number?


    Quote Originally Posted by eein View Post
    Had some guys use the A3997-a allegromicro's IC.
    I can'nt drive my motors. and the schematics go by the datasheet.
    I doubt my circuit is out of work. but what's the work one?
    help me!
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  3. 08-29-2007, 03:23 PM #3
    m_demuth
    m_demuth is offline Registered
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    I think you are using the Allegro A3979.
    I have some projects running and good experience.
    If you need feel free to please contact me.

    Michael Demuth

    [email protected]
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  4. 08-30-2007, 02:40 AM #4
    eein
    eein is offline Registered
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    So sorry!

    I feel so sorry .I got a terrible mistake. it's A3992.
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