Yamaha S90 XS USB-MIDI Driver 3.1.4 Mar 6, 2017
... - Now supports Yamaha reface CS/DX/CP/YC. - The USB-MIDI Driver is no longer available for Windows 2000/Vista/XP. The USB-MIDI driver is software that transfers MIDI data back and forth between PC software and Yamaha USB-MIDI devices. Yamaha USB-MIDI Driver Installation (for Windows) 1 Disconnect all USB devices from the computer except for the mouse ...