Create a tacky sweater controlled by your phone! It's easy to put together this Bluefruit and NeoPixel matrix circuit to display snowflakes in a sweater, and control the animation and color using the Adafruit Bluefruit LE Connect app for iOS or Android. 

This is an easy project to build but probably not best for a "first project" as there are a lot of concepts being mixed together and the matrix can use quite a lot of power. You can build it with any of our Bluefruit products and the microcontroller of your choice, such as FLORA with its BLE module, or the all-in-one Feather 32u4 Bluefruit LE.

Before you begin, read and understand the following prerequisite guides:

For this project you will need:

This guide was first published on Dec 16, 2015. It was last updated on Dec 16, 2015.

This page (Overview) was last updated on Oct 18, 2020.

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