This new carrier board adds the ability to connect, monitor, control, and automate the large number of existing devices that were previously beyond the Pi’s built-in 3.3 VDC GPIO sensing and control ...
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 ...