I believe @Gordon has that covered already: http://forum.espruino.com/conversations/370708/#16439256
@johan_m_o 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.
I believe @Gordon has that covered already:
http://forum.espruino.com/conversations/370708/#16439256