Ahh - you're using Web Bluetooth on Chrome? Sadly Chrome's support is still really new, and notifications don't work yet (which are what is needed to get characters back from Espruino).
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.
Ahh - you're using Web Bluetooth on Chrome? Sadly Chrome's support is still really new, and notifications don't work yet (which are what is needed to get characters back from Espruino).
Right now your options are what's mentioned here: http://www.espruino.com/Puck.js+Quick+Start#windows
A native app, or a 'polyfill' for Web Bluetooth. Hopefully in a month or so Google will have sorted that and Chrome Canary will work as-is though.