Grey code is indeed among the things I considered on the theoretical side.
I know printers rely on optical rotary encoders and linear encoders which use grey code etc.
How do I implement something like this ??
What elements/parts do I need to make a reliable setup...
There are several parts to this effort.
Bond paper roll being stretched between 2 paper feeders on wheel bearings
Precision positioning of the roll to a coordinate system devised for that roll That is if the paper roll is 35 meters long or 35'000 mm and 914.4mm wide I could choose a point on...