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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.
@Gordon
Whoa. Yes - it looks like green is actually +5v?
But yes, it looks like that's the input end, and red=5v, black=gnd, yellow=signal?
Do you have a link to where you bought this strip? It looks good (looks like they've tried to add some protection circuitry at the front).