Lassi Väätämöinen wrote: > So apparently the USB 2.0 hub has a "transaction translation" going on, > when connecting a USB 1.1 device to it. Yep. > And due to the translation, the 1.1 device shows up as USB 2.0 (EHCI) > device to the OS/driver. Did I get this correctly? Not this second part. The OS still knows that the device is low/full speed, and talks in a special way with the TT in the hub, in order to drive the correct low/full speed communication between the hub and the device. //Peter -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html