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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.
@Ossama
thanks gordon, you are a god send.
appreciate your help. i am at the moment very comfortable with he button
I would like to know 1 last thing, which of the options above is best to save battery
Bluetooth.write("PRESS\r\n")
or
NRF.setAdvertising