Re: Q: porting driver for USB scanner - where to start?

[Ryan Underwood]

On Thu, Jan 13, 2005 at 11:12:46AM +0100, Heiko Nardmann wrote:
> Hi!
>
> I want to write a linux driver for my USB scanner which is currently not yet 
> supported by sane. So I wonder where to start; where do I find detailed 
> information about the Windows driver interface, esp. for USB scanners. I want 
> to know which interface a driver has to offer to Windows and which 
> functionality the API has to offer.

You will probably have to use a USB sniffer application under Windows to
deduce the command set first.  Many different ones exist, and install as
a filter USB driver so they can log the data going to and from the
scanner.