BehindTheCode on Twitter: "Check this out! A Gameboy Cartridge used as a GUI interface for tweaking the ECU (Engine control Unit) computer...for Aprilia scooters. These were Manufactured by the company Orbital in
5 Cartridges that turn your GBC into a multitool : r/gamecollecting
Aprilia SR 50 DiTech Gameboytrim / ECU Derestriction - YouTube
Gameboy Cartridge
Using a GameBoy on an Aprilia SR50 DiTech - YouTube
Pin-conection Ditech Interface Serial Adapter /greetings