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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
Ok, thanks - and it's still sending the correct data? That line might be sending the correct length, but I'm not sure if the data will be correct.
this.socket.write(E.toString(m8).substr(0,(4 + msg.length)));might be better, but it may hurt performance a bit.