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First Test Arduino Stepper

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Uploaded by on Mar 11, 2010

This is my first test at driving a stepper motor with an Arduino. I am using a ULN2003A Darlington Array to handle the current requirement of the stepper. This is a simple test spinning the stepper in one direction confirming I properly identified the wire colors to coil relationship.

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  • That chip can handle only 500ma, how did you get it to work with that motor???

  • can you post the arduino code please

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