The Arduino BT can be powered via the V+ and GND screw terminals. The board contains a DC-DC convector that allows it to be powered with as little as 1.2V, but a maximum of 5.5V. Higher voltages or ...
This flutter app will help you to connect to Bluetooth Devices (like, HC-05). You can send messages to the bluetooth module and perform various operations. By default, the app has only on and off ...
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