Geeky Gadgets

Raspberry Pi HAT adds up to 128 opto-isolated inputs and more

Raspberry Pi enthusiasts may be interested in the new stackable Raspberry Pi HAT capable of adding up to 128 oto-isolated iputs and more. p to eight cards can be stacked on top of one Raspberry Pi ...
Geeky Gadgets

Raspberry Pi Debounce is a six-channel, fully isolated and debounced input HAT

Raspberry Pi enthusiasts may be interested in a new upcoming project which will soon be available via Crowd Supply in the form of the Raspberry Pi Debounce HAT. A six-channel, fully isolated and ...
EDN

Isolated Digital Input Translator/Serializer

This document explains how the Corona (MAXREFDES12#) subsystem reference design provides a compact and simple isolated digital input interface for industrial control and automation applications.
Hackaday

digital input

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 ...