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Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
@mattbrailsford
@JumJum I'm playing around with the Adafruit bi-color 8x8 matrix which is pretty cool. About £16 here in the UK, so not overly expensive. I've written a library for it for the Espruino on my other thread, so should be pretty easy to get going.