Yamaha XJ6 motorcycle communication between ecu->speedometer

[flole15]

Hey,
i'm looking for some informations about the communication between my ecu and the speedometer. The communication is via a bus with only one wire.
Has somebody some infos for me?

The ecu is the Mitsubishi FUA0031 36B-00 F8T84672 9Y05


Thanks a lot

[phophollety]

Have you found any information?

This might help:

http://www.iwasz.pl/electronics/motorcy ... uino-mega/