I bought some of those stepper motors you linked above. Really cheap, small with a gearbox, but be aware they are wired so you cannot use them with a standard stepper driver module. These have five...
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I was considering laying a limit switch flat along the outer edge of the disk, and use a notch to catch the limit switch roller. But I'm liking the hall sensor even more:
- no...
if there is any ambient light leakage a ir sensor like SEN-19018 would be better than a photo diode, with the bonus of making
led modulation unnecessary too.
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Re: InfraRed ramblings
Yeah, these are unipolar steppers, not bipolar.
Demon Yesterday, 23:27I'm using the ULN2003 as driver that came with them. I'll be switching to a ULN2803 for my use.