Your all over thinking this
Every tractor has a 10 inch touchscreen with a web browser built in to it like Safari.
Every implement has web server in it, serving up a touch friendly website that can be viewed on browser in tractor. Mobile website can be as simple or as fancy as you like.
Hook up to implement, 'search' on tractor screen for correct implements wifi, connect.
No barriers to entry, unlimited interface / control options, proven technology, 100% compatibility. Simples.
Every tractor has a 10 inch touchscreen with a web browser built in to it like Safari.
Every implement has web server in it, serving up a touch friendly website that can be viewed on browser in tractor. Mobile website can be as simple or as fancy as you like.
Hook up to implement, 'search' on tractor screen for correct implements wifi, connect.
No barriers to entry, unlimited interface / control options, proven technology, 100% compatibility. Simples.