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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.
Ivor
@Gordon
I think UART are on 42/43 (P1.10,P1.11) which I'm pretty sure aren't analog? It's usually 2..5 + 28..31 and those don't seem on anything that's easily available: https://www.espruino.com/Bangle.js2+Technical