I am currently using firmware version 1v73. Did you try to power the board just by a battery and disconnect the USB cable as well? It just happens in this particular setup.
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.
I am currently using firmware version 1v73. Did you try to power the board just by a battery and disconnect the USB cable as well? It just happens in this particular setup.