Yes - this might be a good start, there are some examples there: http://www.espruino.com/Data+Collection
@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.
Yes - this might be a good start, there are some examples there: http://www.espruino.com/Data+Collection