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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.
@ClearMemory041063
**This is a strange way to measure Coulombs **
Some history:
http://www.metering.com/the-history-of-the-electricity-meter/
https://en.wikipedia.org/wiki/Electricity_meter
A bit more modern.
http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19700022950.pdf
and what I had in mind if you can find the gadget on the surplus market. The last time I saw some was in the late 1980's. They were a couple of dollars each.
https://www.youtube.com/watch?v=Cxj399LuX1M