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| Tue, 21 Apr 2015 17:10:25 -0700 (PDT) | |
| From: | Ben Gamari <bgamari DOT foss AT gmail DOT com> |
| To: | Rob Butts <r DOT butts2 AT gmail DOT com>, geda-user AT delorie DOT com |
| Subject: | Re: [geda-user] Stepper driver issues |
| In-Reply-To: | <CALSZ9gpoqcOxNRDvwEHipCgkHq0z+KmPY2AWBdRC_DRnz5SD+w@mail.gmail.com> |
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| Date: | Tue, 21 Apr 2015 20:10:21 -0400 |
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--=-=-=
Content-Type: text/plain
Rob Butts <r DOT butts2 AT gmail DOT com> writes:
> * Can you spin the rotor by hand when it's disconnected?
>
> All three steppers spin freely.
>
A couple more simple tests:
* Do you see any voltage on the coils when you spin
the rotor?
* Is the rotor slightly harder to turn when the coils are shorted
together?
Cheers,
- Ben
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