I’ve always been fond of the Raspberry Pi– It has USB, GPIO, and i2c ... To each box, a single Ethernet cable runs back to a central point in the room destined to be my home office.

His solution makes it extra cheap by using so-called passive PoE, which injects a voltage onto the conductors of the network cable being ... 5V pins on the Raspberry Pi’s GPIO header.

Plug in a Raspberry Pi touch screen, a USB-C power supply, 40-pin GPIO ribbon cable, heat sinks, and RCA cables, and wrap it all up in the SmartPi Pro Case. Importantly, the SmartPi Pro Case which ...

If you want more than just the computer keyboard, a $120 Desktop Kit includes it plus a matching mouse, a 27W USB-C power supply, a single micro HDMI cable ... a 40-pin Raspberry Pi GPIO connector ...