Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — either via Bluetooth or Wi-Fi.

He takes a garden-variety Arduino and a cheap Bluetooth interface board and then controls it from Chrome. You can see the video below. The HM-10 board is cheap and could connect to nearly anything.

Posted in Arduino Hacks, Transportation Hacks Tagged arduino, bluetooth, control panel, microcontroller, motorcycle, speedometer, tachometer ← The Camera Axe RGBike POV → ...

You can access BT SPP in your Arduino code, treat it as a serial device and connect to your Edison project via Android phone with BT SPP App. This means you can control your Edison projects ...