If you want to see what kind of abuse you’re causing your body when out on those single-track rides this system is just the thing. It’s an Arduino data logger that [Wdm006] takes along … ...

I used V-USB for a couple of projects with my own code from scratch (i.e. No Arduino etc) and they work fine. I am using Win7 X64+libusb and use Vendor Specific commands only.