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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
@Ollie I'm sure there are some modules available that contain a 38kHz oscillator - and if you have one of those then you'd wire it up exactly as you said :)
It's just that this module is a bit strange - it's just a bare board that adds a 3rd pin that isn't even connected to anything!