Before the Raspberry Pi came out, one cheap and easy way to get GPIO on a computer with a real operating system was to ...

If you want to talk to a typewriter using something other than your fingers on the keys, you could do a lot worse than to pick up a specimen featuring a Centronics parallel port. That’s what happened ...

The Raspberry Pi is one of the smallest computers anyone can buy. It also happens to be one of the cheapest, with flagship models priced at under $100. This is thanks to how every Pi unit consists of ...