Wear your heart on your sleeve! Or at least on your lapel. This light-up heart display uses a light-dependent resistor and GEMMA, Adafruit's tiny wearable electronics platform.

This guide was written for the 'original' Gemma board, but can be done with either the original or M0 Gemma. We recommend the Gemma M0 as it is easier to use and is more compatible with modern computers!

This guide was first published on Feb 26, 2014. It was last updated on Jul 23, 2024.

This page (Overview) was last updated on Feb 13, 2014.

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