One of the things that makes Raspberry Pi’s small and inexpensive single-board computers interesting is the 40-pin connectors that makes it possible to connect expansion boards called HATs (which ...

The Raspberry Pi’s venerable 40-pin header and associated HAT ecosystem for upgrades has been a boon for the platform. It’s easy to stack extra hardware on to a Pi, even multiple times in some cases.

The Raspberry Pi M.2 HAT+ is an add-on board for connecting M.2 M-key compatible devices to the Raspberry Pi 5. It has a data transfer speed of up to 500MB/s and costs $12 (approximately 1,880 yen). M ...

Power over Ethernet (PoE) is nothing new to the Raspberry Pi. Introduced with the Raspberry Pi 3B+, PoE provides power over a network connection and is handy for installing a Raspberry Pi in a remote ...