Just to add, how near are your Puck.js devices to the Pi? If they're some distance away or on the other side of walls the connection might be bad just because there's bad radio reception
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.
Just to add, how near are your Puck.js devices to the Pi? If they're some distance away or on the other side of walls the connection might be bad just because there's bad radio reception