I'd maybe try and find a tutorial online about how to write new firmware onto your board. It doesn't matter what firmware it is, because once you get it working you can just upload the Espruino firmware instead.
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'd maybe try and find a tutorial online about how to write new firmware onto your board. It doesn't matter what firmware it is, because once you get it working you can just upload the Espruino firmware instead.