Testing the Power Supply Arduino Shield It is really easy to test the Arduino shield. Just place the shield on to the Arduino UNO and give it a 12V supply from the input barrel jack. The shield can ...

2. Using Arduino Power Jack Arduino Uno and all many other big form factor Arduino boards are equipped with a standard 2.1mm DC power jack. Arduino Uno accepts 7-12V dec through this port and the ...

Instructables has a great hack to turn an old Power Glove, that triumph of silliness, into an Arduino-controlled, Bluetooth-and-accelerometer-sporting modern peripheral.

With it, via I2C, I could add an Arduino Pro Mini, and an I2C Oled Display and make a watch capable of having all this information, plus a pedometer (by analysing accelerometer data).