Attaching one ground pin to the next ground pin without a central bus. This method still has a common ground reference, but distance at the ends might effect their reference.
Are the Uno and Nano ground pins connected (to each other)?
Attaching one ground pin to the next ground pin without a central bus. This method still has a common ground reference, but distance at the ends might effect their reference.
Are the Uno and Nano ground pins connected (to each other)?