Raspberry Pi Relay HATs are two a penny, but few come with a dedicated mobile app. Meet the PiRelay, a HAT that can manage up to 240 VAC/7 A or 125 VDC/10 A loads across four relays. The PiRelay costs ...

Anyone creating autonomous systems using the Raspberry Pi range of mini PCs might be interested in the new Multi-iO HAT specifically designed for Raspberry Pi automation. Compatible with all Raspberry ...

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 ...

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 ...

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 ...

In today’s internet age, you can learn how to fix your car, master a programming language and even earn an electrical engineering degree, without ever leaving home. If you want to apply this knowledge ...

Insight into the latest Raspberry Pi HATs. Potential applications for AI, storage, remote power, and wireless mesh projects. What each HAT adds to Raspberry Pi-based designs. The Raspberry Pi is a ...

The Strawberry4Pi 2 is an IoT HAT designed for the Raspberry Pi with a difference. The HAT costs just US$29 but comes pre-installed with its own OS and a mobile app that can control your internet ...

Recently, [Edward Schmitz] wrote in to let us know about his Hackaday.io project: SigCore UC: An Open-Source Universal I/O Controller With Relays, Analog I/O, and Modbus for the Raspberry Pi. In the ...