Are you using up to date firmware, like 1v93? I know older firmwares could have problems if you printed a lot of data over Bluetooth when it wasn't connected.
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.
Are you using up to date firmware, like 1v93? I know older firmwares could have problems if you printed a lot of data over Bluetooth when it wasn't connected.