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 ...

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

An edge server and  PLC controller for industrial automation, field comms and IoT edge applications by Sfera Labs are based ...