-----Original Message-----
From: Bernd Schroeder <bernd@aquila.muc.de>
To: 'sane-devel@mostang.com' <sane-devel@mostang.com>
Date: Monday, March 15, 1999 3:50 PM
Subject: Re: Microtek scanners
>On Fri, Mar 12, 1999 at 04:19:43PM +0100, Leon van Zundert wrote:
>> Dear Sir/Madam,
>>
>> We have quite a few customers asking for Linux drivers.
>>
>> Could you tell us which scanners are supported by S.A.N.E., so we don't
>> get any dissapointet customers after sending them to your homepage.
>
>Basically you can find a list of supported scanners on the sane webserver.
>With sane-1.00 (microtek2 backend v0.5) the X6EL is working, too, but is
>missing on this list, because it was unclear, whether it would work, when
>this version was released. Ditto V300. In the meanwhile it has been
>reported, that the V600 works with this version, too.
>
>There exists a major problem with most models with 36-bit color depth:
>After one successful color scan subsequent scans produce a corrupted image
>(looks somehow like random noise scattered over the image). For FW-version
>1.0 of the devices the backend v0.5 has a workaround, but devices with a
newer
>FW-version need to be patched to apply the workaround.
>
>For some models I have no information, whether they work, whereas some
>other probably work, if only a check for the model code is added to
>the backend (notably the Scanmaker 336).
>
>These are all SCSI models.
>
>A pre0.6 release of the backend exists on
>
> ftp://ftp.muc.de/people/bernds/mtek2/microtek2-pre0.6.120399.tar.gz .
>
>This version includes the workaround mentioned above for all FW-versions
>known to me. This version also knows about the 9600XL.
>
>However, some people have reported that under some circumstances the
>colors are wrong with an older pre0.6 release, and I don't know yet,
whether
>this newer version fixes this.
>
>> Does S.A.N.E. also support parallel and USB scanners?
>
>As for the those models with a SCSI to parallelport adapter:
>According to an information from the the Linux parport mailing list and
>a link on the parport web server these devices have a builtin
>OnSpec90C26 chip. If the communication protocol between the device and the
>host is the same as for the pure SCSI models, these models should work
>once a generic parport driver is available. Maybe you can confirm,
>that they have this chip.
>
>Maybe the same is true for USB scanners, but at present USB is not
supported.
>
>The Slimscan and Phantom<insert a number here>cx series will probably never
>be supported by the microtek2 backend. I asked Microtek in Taiwan for the
>documentation some months ago, and they told me that they don't have any
>documentation. In addition these models use a different technology and
hence
>probably a rather different protocol.
>
>Basically the backend is written rather generic, so that all models
>to which the documentation of the SCSI command set applies, should
>work. However, during the development of the backend I have noticed that
>a number of models violate the spec in this respect or have some other
>oddities, which makes it often time consuming or impossible to figure
>out workarounds or how it really works.
>
>Examples are the mentioned corrupted images or the "two-many-bytes-per-
>scanline" problem discussed some days ago on this list.
>
>It would be very helpful if Microtek could give some support to solve
>these kinds of problems (maybe you can arrange for such a help). The fact
>that Microtek (and probably other manufacturers) get questions regarding
>Linux drivers is a clear indication for its growing importance.
>
>Bernd
>
>--
>Bernd Schroeder
>Email: mailto:bernd@aquila.muc.de
>PGP public key available: mailto:pgp@aquila.muc.de | Subject: send key
>
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