Anything is possible, but you're going to need quite a bit of specialized hardware to do this. USB is not symmetric, so for your SBC to act as a hub, it will basically need all the hardware contained in a hub and multiplexers to switch between hub-like operation and host-like operation.
Matt
On Sat, Mar 02, 2002 at 11:20:18AM +0530, maria lobo wrote:
> What I am trying to devise is a virtual HUB or a Gateway that will allow a
> PC to see devices connected to its own USB hub.
>
> The setup may look like
>
> PC (USB 2.0 EHCI) --USB 2.0 BUS--> SBC (USB 1.1 OHCI)-|--USB--> Device 1
> |
> |--USB--> Device 2
> |
> |--USB--> Device 3
> | ......
> |--USB--> Device n
>
> I want to have data transfers between Devices 1,2,3 etc. in absence of the
> host PC. In this case
> my SBC will be the host controller.
> However when the SBC is connected to the PC, I want the PC to see the
> Devices 1,2,3 etc as if connected to itself ie. in this case I want my SBC
> to act as a sort of hub .
> In this case it should not act like a host controller.So i just wanted to
> know whether it is possible to acheive such type of a configuration.
> Thanx and regards
> Maria
>
>
>
> > However, it almost sounds like you're trying to build some sort of
> > USB-passthrough device...
--
Matthew Dharm Home: [EMAIL PROTECTED]
Maintainer, Linux USB Mass Storage Driver
How would you like this tie wrapped around your hairy round head?
-- Greg
User Friendly, 9/2/1998
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