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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.
@DrAzzy
Huh - so if the problem is the RN2483 seeing a low on it's RX line at start up, a 10k pullup to 3.3v on the RX line might help - the pins should get initialized as high impedance, so a pullup should ensure that they don't start out low...