Make: Volume 43

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OPEN-SOURCE SMARTWATCH

Build a low power watch from off-the-shelf components and breakout boards

WRITTEN BY JONATHAN COOK

Damien Scogin

Hep Svadja

MY OPEN-SOURCE SMARTWATCH combines readily available breakout boards, careful soldering, and a 3D-printed frame to make a one-of-a-kind timepiece that displays notifications from your smartphone and is easily customizable in function and appearance.

The watch design is straightforward, consisting of four major sections: a battery charging circuit, vibrating motor for silent alerts, programmable Arduino-compatible ...

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