Quote:
Originally Posted by cbale2000
To add to this, in a pinch, you can add a dead stop to the mechanism and then program it to slightly overshoot where you want it to go and always hit the dead stop, thus returning it to a consistent starting point. You do briefly stall the motor by doing this ..
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If you go this route, also monitor the current on that motor. A spike in current (other than during startup) will alert you to hitting the stop. Not elegant, but better than nothing.