On Thu, Aug 25, 2005 at 09:23:33AM +0200, Ivan Glushkov wrote: > usb 2.0 is backward compatible. usb 1.0 devices work on usb 2.0 ports. Yup. You can see this if you look at your kernel modules. There's EHCI for USB 2.0 which requires one of OHCI or UHCI (with UHCI afaik being the most popular for USB 1.0 these days) -- Jon Dowland http://jon.dowland.name/ FD35 0B0A C6DD 5D91 DB7A 83D1 168B 4E71 7032 F238