Adding USB functionality to your Arduino projects used to be a pain, but thankfully, the V-USB project came along and gave your ATMEGA328 the ability to control the USB lines directly and mimic ...

35 x 20mm 50 x 25mm 65 x 30mm “The sizes have been chosen after customer consultation to provide prototype builders and small volume OEMs generous room for their PCB,” said Hammond. Called 1551USB, ...

Building a special-function USB keypad or gaming device used to be hard work. But today between hardware and software design availability, it’s child’s play.

A simple Arduino project to measure the stability of USB power supplies. This project can easily be reconfigured to be a simple digital voltage meter.