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December 23, 2013 AT 5:00 am

LED Candle in a Jar #Trinket #LED

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Great how-to for a Trinket RGB LED with a natural fire animation from Tim Bartlett!

I’ve been wanting to create a small light with realistic fire animation, so hot off the workbench in time for mid-winter: a flickering LED candle.

Its brain is a programmable microcontroller, running a smart RGB LED via a single data pin, housed in the lid of a jar. I used Adafruit’s Trinket — a tiny, inexpensive board available in 3.3V or 5V flavors….

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