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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.
@unknowndomain
I've tried 5 USB cables, all work with the other board I have.
I've tried flashing it in the same way as the other board.
I cannot get the blue pulsing light for more than a second before the red light comes on, and eventually both stay solid on, not pulsing.
I suspect the board is dead?