Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I ...

Either way, his voice command chessboard appears to work ... The phone uses an app that talks to the Arduino via Bluetooth, which means the Arduino needs a Bluetooth module.

[James] is one of those guys on a quest to control everything ... A cheap serial Bluetooth modem from eBay lets him connect to his phone. An Arduino board listens for data from the modem and ...