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 ...

Three weekend builds that turn a Pi into a practical Home Assistant companion ...

Ditronix has announced a multi-phase power and energy monitoring board in the form of a ‘Hat’ for Raspberry Pis. Called ‘IPEM PiHat’, it is based on Microchip’s M90E36A monitoring and power ...

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