On Sun, 12 Mar 2017, Dave Mielke wrote: > [quoted lines by Alan Stern on 2017/03/12 at 21:31 -0400] > > >A device's speed is only partially related to its USB version. A > >USB-1.1 device can run at low speed or full speed. A USB-2 device can > >run at low, full, or high speed. And a USB-3 device can run at low, > >full, high, or Super speed. > > Yes, I did know this, so maybe I misunderstood what you were wondering about. > Were you wondering why 64ms was too long? No, I was wondering why an HID device would run at high speed. Both you and Samuel implied that this was because it was a USB-2 device. But that is not an adequate answer, because it is perfectly valid for a USB-2 device to run at full speed. Alan Stern -- 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
