Before the Raspberry Pi came out, one cheap and easy way to get GPIO on a computer with a real operating system was to manipulate the pins on an old parallel port, then most commonly used for printers ...
The Radxa ROCK 3B is a Pico-ITX single-board computer, meaning that it measures 100 x 72mm (3.94”x 2.83″), making it a little larger than a typical Raspberry Pi Model B-style computer, which measures ...
How-To Geek on MSN
I tried replacing my desktop PC with a Raspberry Pi—here's the setup that worked best
It even beats most budget laptops running Windows.
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