For the next revision, [Andrew] added buttons and decided to make it into a Raspberry Pi HAT. This HAT is essentially ... For one thing, there was power compatibility to wrestle with.

Waveshare has launched the PoE HAT (H), a thin Power over Ethernet(PoE) HAT for the Raspberry Pi 5 that easily fits inside ...

Daughter boards for microcontroller systems, whether they are shields, hats ... random placement of power pins. You can’t rely on USB power, especially from a Raspberry Pi whose USB is power ...

The Radxa Dual 2.5G Router HAT is an add-on board for single-board computers like the Raspberry Pi 5, and several other ...

Pinetek Networks' IOL HAT is a Raspberry Pi expansion board using the IO-Link (IEC 61131-9) protocol to interact with ...

Big Tree Tech, a respected Chinese make of 3d printer parts, has adopted Raspberry Pi’s RP2040 microcontroller to miniaturise ... The control board includes four TMC2209 stepper motor drivers (under ...