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ULN2803 Stepper Motor Circuit Help

Discussion in 'Microcontrollers' started by godatguitar, Mar 18, 2004.

  1. ajay sing

    ajay sing New Member

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    Apr 2, 2009
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    why we use zener diode betwee the transister and after the uln2803 in stepper motor driving using parallel port.
     

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