The latest addition to my collection is a cheap portable power supply module labeled by its seller as “18650 Battery Shield (V3) for Raspberry Pi & Arduino ... see more about the changes in the ...

[Trent M. Wyatt]’s CPUVolt library provides a fast way to measure voltage using no external components, and no I/O pin. It only applies to certain microcontrollers, but he provides example ...

Arduino developers and hobbyists looking for a portable battery shield to powered their projects might be interested in a new shield called the EnergyShield Arduino rechargeable battery.

The Arduino board can be powered from a standard 9V battery pack, as usual. As you may well know, Arduino’s analog inputs can be used to measure DC voltage between 0 and 5V (when using the standard 5V ...

The first step was to enable communication between an Arduino Micro ... and tapped into the power button to control on/off states. He also disconnected the phone’s battery and plugged it into ...

Adafruit has announced the launch of a new product today in the form of the VERTER power converter, which has been created to convert just about any battery ... using the Arduino platform ...

my first thought was ‘what a neat chip for pairing with an Arduino’ as it combines operation across 1.8 to 7V with up to 4A drive – so that is Li-ion batteries, 5V USB and 4xAA cells all covers, but ...

A Swedish software engineer — Johan Kanflo — has made a wireless Arduino ... factor of an AA battery. The AADuino includes an ATmega328 clocked at 8MHz for reducing the power consumption ...