Which USB post is 2.0?

[Hervé Fache]

I'd try sudo lsusb -v

Hervé.

On 12/19/06, Dotan Cohen <dotancohen at gmail.com> wrote:
> My machine has 6 USB ports, 2 in the front and 4 in the back. While
> playing with lshw I found this:
>        *-usb:2
>             description: USB Controller
>             product: USB 2.0 Controller
>             vendor: Silicon Integrated Systems [SiS]
>             physical id: 3.3
>             bus info: pci at 00:03.3
>             version: 00
>             width: 32 bits
>             clock: 33MHz
>             capabilities: ehci bus_master cap_list
>             configuration: driver=ehci_hcd
>             resources: iomemory:cffdf000-cffdffff irq:10
>           *-usbhost
>                product: EHCI Host Controller
>                vendor: Linux 2.6.17-10-generic ehci_hcd
>                physical id: 1
>                bus info: usb at 2
>                logical name: usb2
>                version: 2.06
>                capabilities: usb-2.00
>                configuration: driver=hub maxpower=0mA slots=6 speed=480.0MB/s
>
> So, one of the pairs is USB 2.0 capable. How can I figure out which
> one it is? I have a USB 2.0 disk on key, but it seems to be the same
> speed at all the ports. I know that Windows XP tells you that you've
> plugged a USB 2.0 device into a USB 1.0 interface, how can I get the
> same info out of [K]Ubuntu?
>
> Thanks in advance.
>
> Dotan Cohen
>
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