We’ve all seen, and occasionally wrestled with, bill acceptors like the one [Another Maker] recently liberated from an arcade machine ... to talk to it with an Arduino, which makes all sorts ...

A common hacker upgrade to an espresso machine is to improve stability and ... to purchase the various optional parts. It runs on an Arduino MEGA 2560 PRO (or similar microcontroller) and supports ...

This innovative project allows you to build a vending machine using a little Arduino hardware and programming, along with a few laser-cut pieces to create the case. This project is perfect for ...