Stackable IO for the Raspberry Pi

The Raspberry Pi Mega-IO HAT. (📷: Sequent Microsystems)
Stack of three HATs with DIP switch to test opto-isolated inputs, and thermistor to test analog inputs. (📷: Sequent Microsystems)

--

--

Scientist, Author, Hacker, Maker, and Journalist.

Love podcasts or audiobooks? Learn on the go with our new app.

Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store