This diagram uses the original Gemma but you can also use the Gemma v2 or M0 with the exact same wiring!
GEMMA Vout -> NeoPixel Ring Vcc and single FLORA pixel +
GEMMA D1 -> NeoPixel Ring Data IN
GEMMA GND -> NeoPixel Ring Gnd and single FLORA pixel -
NeoPixel Ring Data OUT -> single FLORA pixel inward-facing arrow

This guide was first published on Oct 02, 2013. It was last updated on Oct 02, 2013.

This page (Circuit Diagram) was last updated on Feb 23, 2021.

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