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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.
@Gordon
Hi, yes - I'm afraid there's no
hashlibimplementation compiled into Ruuvitag (or Puck.js for that matter).Having said that there should be this available: http://www.espruino.com/Reference#l_crypto_SHA256
So you might be able to do something with that?