Raspberry Pi enthusiasts searching for a way to control appliances or projects directly from their smartphone may be interested in the PiRelay Raspberry Pi relay shield, which comes complete with a ...

Raspberry Pi enthusiasts building projects incorporating relays may be interested in a new piece of hardware created by Sequent Microsystems, offering up to 32 relays in a single project. This ...

The Elecrow Pi Terminal-7 is a powerful Raspberry Pi CM4 touchscreen panel. See its pros, cons, and whether it’s the right ...

A heating and cooling thermostat requires a web-connected microcontroller, relays for activating the external circuits, and analog inputs for reading the temperature ...