[Ken Olsen] needed a bunch of analog inputs for his model railroad project. He wanted to use the Raspberry Pi board, but alas there are no analog inputs available on the GPIO header. But there is SPI.

Makers, developers and hobbyists that enjoy building projects using the awesome Raspberry Pi mini PC may be interested in a new digital and analog expansion board called the PIIO. The PIIO has been ...

The Raspberry Pi is one of those micro-computer development boards that I often wonder how we ever lived without, and in recent months, the add-on board market for the Raspberry Pi has exploded with ...

The Raspberry Pi is an inexpensive little computer-on-a-board with a low-power processor, an Ethernet port, and HDMI output. If you want a video input, y0u can buy an optional camera accessory… but if ...

Much to the chagrin of hardware tinkerers, the Raspberry Pi doesn’t have analog inputs on its GPIO pins. Sure, you can blink a LED with just a few console commands, but reading sensors with a ...

Unfortunately the Kickstarter campaign to create the Raspberry Pi HDMI input board has been put on hold due to limitations previously unknown with regards the Raspberry Pi hardware. The developer ...

A heating and cooling thermostat requires a web-connected microcontroller, relays for activating the external circuits, and analog inputs for reading the temperature ...

The Raspberry Pi has become an extremely popular development platform (see “Arduino, Raspberry Pi or BeagleBone?”). It can run Linux and hooks up to displays and Ethernet networks. The latest ...

With more than 45 million units sold, the Raspberry Pi is not only by far the most successful single-board computer, but also the best-selling British computer ever. The single-board computer (“SBC”) ...