That's what I think (In fact I posted that on the issue on github about 20 mins ago) 
Its all seems to fully work with me using an i2c Pi add-on board (4tronix PiCon Zero)
I can configure inputs to read anlog values and I can make an output switch between 1 and 0 to control a LED
Copyright OpenJS Foundation and Node-RED contributors. All rights reserved. The OpenJS Foundation has registered trademarks and uses trademarks. For a list of trademarks of the OpenJS Foundation, please see our Trademark Policy and Trademark List. Trademarks and logos not indicated on the list of OpenJS Foundation trademarks are trademarks™ or registered® trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them.
The OpenJS Foundation | Terms of Use | Privacy Policy | OpenJS Foundation Bylaws | Trademark Policy | Trademark List | Cookie Policy
