linux-kernel - Re: ASUS ScreenDuo

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Message-ID: <Pine.LNX.4.44L0.0804031506300.7376-100000@iolanthe.rowland.org>
Date:	Thu, 3 Apr 2008 15:07:43 -0400 (EDT)
From:	Alan Stern <stern@...land.harvard.edu>
To:	Xavier Bestel <xavier.bestel@...e.fr>
cc:	linux-usb@...r.kernel.org, <linux-kernel@...r.kernel.org>
Subject: Re: ASUS ScreenDuo

On Thu, 3 Apr 2008, Xavier Bestel wrote:

> On jeu, 2008-04-03 at 11:37 -0400, Alan Stern wrote:
> > On Thu, 3 Apr 2008, Xavier Bestel wrote:
> > 
> > > Hi,
> > > 
> > > I have an ASUS motherboard with an USB gadget, the ASUS ScreenDUO. It's
> > > an independant little lcd screen with buttons, apparently it runs some
> > > kind of OS because it can access the net (e.g. to retrieve RSS) even
> > > when the computer is off - I guess they mean soft-off.
> > > 
> > > Well, all that is theory because it's under Vista, which I don't have.
> > > Under Linux the ScreenDUO is kind-of recognized: it says it's a mass
> > > storage device, but I can't mount it (the kernel says it's bound to sdc,
> > > but sdc doesn't exist).
> > > I'd like to access it. Does anyone know how that thing works ?
> > 
> > What does usbmon show when you modprobe usb-storage?  (The instructions 
> > for usbmon are in the kernel source file Documentation/usb/usbmon.txt.)

...

The ScreenDUO is reporting that no medium is present.  Maybe it needs 
you to insert some sort of flash memory card before it will work as a 
mass-storage device.

Alan Stern

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