[sane-devel] Visioneer OneTouch 8920 USB and VuPoint Filmscanner

m. allan noah kitno455 at gmail.com
Fri Mar 26 02:06:53 UTC 2010

Our info indicates that this (and many other) Visioneer machines are
RTS8801 chipset. Sane has an RTS8891 backend, it might be possible to
modify that to work with the older chipset. Not sure if it is worth
the time, reverse engineering can be fun, but also very frustrating.


On Thu, Mar 25, 2010 at 9:54 PM, W. Ekkehard Blanz
<ekkehard.blanz at gmail.com> wrote:
> Dear SANE people,
> in an (admittedly rather old - 2003) post on this forum I have seen that somebody (Terry Boldt) was working on the Visioneer OneTouch 8920 USB
> backend.  Of course, Terry can no longer be reached at the E-mail address he used back then.  I have one of those scanners and would be willing to try and
> finish this work.  Is there some CVS (or similar) archive where I could look?  Of course, I would also gladly listen to any advice, including "forget it", if that should be appropriate for whatever reason.  I have written UNIX drivers in a former life - but no USB drivers (USB didn't exist back then - that should give you a hint).
> Once I got that working, I'd like to try getting my VuPoint Filmscanner to work.  lsusb calls it the "OmniVision Technologies, Inc. VEHO Filmscanner".  Anybody ever heard anything of that??
> Ekkehard
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