Lego Servo Multiplexer

John Baichtal

My interests include writing, electronics, RPGs, scifi, hackers & hackerspaces, 3D printing, building sets & toys. @johnbaichtal nerdage.net

2246 Articles

By John Baichtal

My interests include writing, electronics, RPGs, scifi, hackers & hackerspaces, 3D printing, building sets & toys. @johnbaichtal nerdage.net

2246 Articles


A NXT brick can control only three servos, but don’t let that limit you. This multiplexer — dating back to 2007, an oldie! — uses two servos to do the work of twelve, thanks to this clever homebrewed multiplexer.

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