Compatible with the Arduino Uno the new Bluetooth board allows you to remove the need for a USB cable connection making ... Question 3: If you use an battery based Arduino project, how do you ...

You can connect a 6 to 20V external power supply here, but the recommended voltage and current ratings are 7 to 12V and 1A only. The Arduino Nano and Uno are equipped with very similar processors ...

Comparing the Arduino Uno and the Nano ... It's also a great idea to connect a switch for the battery, so you can turn the power on and off as needed without unplugging the wires.

all contained in Arduino Shield Form-Factor (Uno and Leo/R3). Its creators explains more about their EnergyShield Arduino rechargeable battery and why they are looking for Kickstarter funding.

Case in point, DIYer Johan Kanflo’s AAduino, which comes in at the size of a AA battery. Kanflo’s project is a wireless Arduino clone that’s meant to operate in a way that doesn’t take up ...

Denis Hennessy recently encountered a problem we've all faced: he needed some AAs for a battery-eating gizmo ... buy samples of all the batteries, build an Arduino-controlled testing rig, and ...

A Swedish software engineer — Johan Kanflo — has made a wireless Arduino clone called AADuino, which is the size of an AA battery ... kit that includes an UNO board and components for 15 ...