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Open hardware circuits
Building the largest community on the web
A Micro USB LED Adapter for the end of a charging cable.
This is a custom shield for the Arduino Nano micro-controller, designed to be...
Basic LED Light Ring controller to control NeoPixels ring for macro shooting.
step up voltage booster. Uses MCP16251 and outputs 3.3V
This breadboard simulation is based on a design published in 1984 by Forrest...

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