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 +
This guide was first published on Oct 02, 2013. It was last
updated on Nov 18, 2018.
This page (Circuit Diagram) was last updated on Sep 11, 2017.
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