It happened to me just now. Frozen on clock screen (Circles clock), Bluetooth not connectable, no wake on twist, no reaction to short or longer button press. After total reboot with long press time is correct again. Firmware 2v12.
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.
It happened to me just now. Frozen on clock screen (Circles clock), Bluetooth not connectable, no wake on twist, no reaction to short or longer button press. After total reboot with long press time is correct again. Firmware 2v12.