Thanks to the Raspberry Pi, we have easy access to extremely inexpensive machines running Linux that have all kinds of GPIO ...
We’ve seen a few H-bridge circuits around these parts before, and here’s another application. This time we have an Old Train ...
External USB/Thunderbolt SSDs and/or hard drives (aka direct-attached storage, or DAS) are a super-convenient way to add storage capacity to your system as well as back it up. External drives are also ...