Node Red: A widget based dashboard working with Homey trough MQTT


For users that are using the dashboard on an iPad or other tablet that want to lock / unlock (turn on and off) the tablet by Homey… For example controlled by a motion detector, or on during the day:
I’ve coded a firmware for a ESP 32 (cheap microcontroller). To emulate a Bluetooth keyboard. This way you can turn the tablet wireless on and off. A nice non intrusive solution. No need for soldering.