Here’s a no-PCB Arduino that doesn’t obscure the DIP footprint of the AVR chip. It’s built on an ATmega88 chip, and includes a programming header, reset button, a couple of filtering caps ...

In an age of streaming media it’s easy to forget the audio CD, but they still remain as a physical format from the days when the “Play” button was ... done with his Arduino CD player ...

Arduino boards can most definitely help ... for powering your circuit, and a reset pin for connecting a push button to reset the UNO in case you can't use the one on-board. Save for the ports ...