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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.
@user92368
When I try to put it in boot loader mode, the green LED stays lit instead of red one. Does that mean anything? I try to release button as soon as I put back the battery. The battery is fresh new from packaging, not even a day old.