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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.
@tve
I'm wondering whether it wouldn't be more effective to use the uart to drive the LEDs due to the fact that there's a 128 character buffer. I suspect that one could encode 3 bits per character, that one buffer-full would drive 10 LEDs...