Actually you only need to cut the one trace, but it doesn't matter if you cut all 3 and it's easier that way :)
@Gordon started
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.
Actually you only need to cut the one trace, but it doesn't matter if you cut all 3 and it's easier that way :)