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Building a Stepper Mottor Controller | Part 2

Now that I have a Minebea 29SM-K series 1.8°-per-step stepper motor shaft spinning back and forth on the bench, I figured it might be a good time to sit down and tell you how I persuaded an STMicroelectronics L6208PD to push current through the Minebea’s stepper motor coils. Unfortunately, I can’t provide a visual play-by-play of my Minebea’s alternately spinning motor shaft. However, I can give you a description of the hardware and software stuff you will need to make your motor spin under ...

SERVO Magazine (March 2008)
By Fred Eady