sane-plustek.5



sane-plustek(5)          SANE Scanner Access Now Easy          sane-plustek(5)


NAME

       sane-plustek - SANE backend for LM983[1/2/3] based USB flatbed scanners


DESCRIPTION

       The sane-plustek library implements a SANE (Scanner  Access  Now  Easy)
       backend  that provides access to USB flatbed scanners based on National
       Semiconductor Merlin chipsets (LM9831, 9832 and 9833).  If you're look-
       ing  for  parallel-port support for Plustek scanner please refer to the
       sane-plustek_pp backend.


SUPPORTED DEVICES

       The Backend is able to support USB scanner based on the National  Semi-
       conductor chipsets LM9831, LM9832 and LM9833. The following tables show
       various devices which are currently reported to work. If  your  Plustek
       scanner  has  another  Product  ID, then the device is NOT supported by
       this backend.

       Vendor Plustek - ID: 0x07B3
       ----------------------------------------------------------
       USB Model:         ASIC:  Properties:              Prod-ID
       ----------------------------------------------------------
       OpticPro U12       LM9831  600x1200dpi 42bit 512Kb 0x0010
       OpticPro UT12      LM9831  600x1200dpi 42bit 512Kb 0x0013
       OpticPro UT12      LM9832  600x1200dpi 42bit 512Kb 0x0017
       OpticPro UT16      LM9832  600x1200dpi 42bit 512Kb 0x0017
       OpticPro U24       LM9831 1200x2400dpi 42bit   2Mb 0x0011
       OpticPro U24       LM9832 1200x2400dpi 42bit   2Mb 0x0015
       OpticPro UT24      LM9832 1200x2400dpi 42bit   2Mb 0x0017

       Vendor KYE/Genius - ID: 0x0458
       ----------------------------------------------------------
       USB Model:         ASIC:  Properties:              Prod-ID
       ----------------------------------------------------------
       Colorpage HR6 V2   LM9832  600x1200dpi 42bit 512Kb 0x2007
       Colorpage HR6 V2   LM9832  600x1200dpi 42bit 512Kb 0x2008
       Colorpage HR6A     LM9832  600x1200dpi 42bit 512Kb 0x2009
       Colorpage HR7      LM9832  600x1200dpi 42bit 512Kb 0x2013
       Colorpage HR7LE    LM9832  600x1200dpi 42bit 512Kb 0x2015
       Colorpage HR6X     LM9832  600x1200dpi 42bit 512Kb 0x2016

       Vendor Hewlett-Packard - ID: 0x03F0
       ----------------------------------------------------------
       USB Model:         ASIC:  Properties:              Prod-ID
       ----------------------------------------------------------
       ScanJet 2100C      LM9831  600x1200dpi 42bit 512Kb 0x0505
       ScanJet 2200C      LM9832  600x1200dpi 42bit 512Kb 0x0605

       Vendor Mustek - ID: 0x0400
       ----------------------------------------------------------
       USB Model:         ASIC:  Properties:              Prod-ID
       ----------------------------------------------------------
       BearPaw 1200       LM9831  600x1200dpi 42bit 512Kb 0x1000
       BearPaw 1200       LM9832  600x1200dpi 42bit 512Kb 0x1001*
       BearPaw 2400       LM9832 1200x2400dpi 42bit   2Mb 0x1001
       * see also description for model override switch below!

       Vendor UMAX - ID: 0x1606
       ----------------------------------------------------------
       USB Model:         ASIC:  Properties:              Prod-ID
       ----------------------------------------------------------
       UMAX 3400/3450     LM9832  600x1200dpi 42bit 512Kb 0x0060
       UMAX 5400          LM9832 1200x2400dpi 42bit 512Kb 0x0160

       Vendor COMPAQ - ID: 0x049F
       ----------------------------------------------------------
       USB Model:         ASIC:  Properties:              Prod-ID
       ----------------------------------------------------------
       S4-100             LM9832  600x1200dpi 42bit 512Kb 0x001A

       Vendor Epson - ID: 0x04B8
       ----------------------------------------------------------
       USB Model:         ASIC:  Properties:              Prod-ID
       ----------------------------------------------------------
       Perfection 1250    LM9832 1200x2400dpi 42bit 512Kb 0x010F
       Perfection 1260    LM9832 1200x2400dpi 42bit 512Kb 0x011D

       Vendor CANON - ID: 0x04A9
       ----------------------------------------------------------
       USB Model:         ASIC:  Properties:              Prod-ID
       ----------------------------------------------------------
       CanoScan N650/656U LM9832  600x1200dpi 42bit 512Kb 0x2206
       CanoScan N1220U    LM9832 1200x2400dpi 42bit 512Kb 0x2207
       CanoScan D660U     LM9832  600x1200dpi 42bit 512Kb 0x2208
       CanoScan N670/676U LM9833  600x1200dpi 48bit 512Kb 0x220D
       CanoScan N1240U    LM9833 1200x2400dpi 48bit 512Kb 0x220E
       CanoScan LIDE20    LM9833  600x1200dpi 48bit 512Kb 0x220D
       CanoScan LIDE30    LM9833 1200x2400dpi 48bit 512Kb 0x220E


OTHER PLUSTEK SCANNERS

       For parallelport device support see the plustek_pp backend.
       The SCSI scanner OpticPro 19200S is a rebadged Artec AM12S scanner  and
       is supported by the Artec backend.
       Only  the  National  Semiconductor LM983[1/2/] based devices of Plustek
       are supported by this backend. Older versions of the U12, the UT12, the
       U1212 and U1248 (GrandTech chipset) are not supported.

       Model    Chipset    backend
       ---------------------------
       U1248    GrandTech  gt68xx
       UT16B    GrandTech  gt68xx
       U12      P98003     u12
       UT12     P98003     u12
       1212U    P98003     u21
       For  a  more  complete  and  up  to  date  list  see:  http://www.sane-
       project.org/sane-supported-devices.html


CONFIGURATION

       To use your scanner with this backend, you need at least two entries in
       the configuration file
       /usr/local/etc/sane.d/plustek.conf

       [usb] vendor-id product-id

       device /dev/usbscanner

       [usb]  tells the backend, that the following devicename (here /dev/usb-
       scanner ) has to be interpreted as USB scanner device. If  vendor-  and
       product-id  has not been specified, the backend tries to detect this by
       its own. If device ist set to auto
        then the next matching device is used.

       The Options:

       option warmup t
              t specifies the warmup period in seconds

       option lampOff t
              t is the time in seconds for switching off the lamps in  standby
              mode

       option lOffonEnd b
              b specifies the behaviour when closing the backend, 1 --> switch
              lamps off, 0 --> do not change lamp status

       option mov m
              m is the model  override  switch.  It  works  only  with  Mustek
              BearPaw devices.
              m/PID |    0x1000    |    0x1001
              ------+--------------+--------------
                0   | BearPaw 1200 | BearPaw 2400
                1   |  no function | BearPaw 1200

       option invertNegatives b
              b  0  -->  do not invert the picture during negativ scans, 1 -->
              invert picture

       option cacheCalData b
              b 0 --> do not save  coarse  calibration  results,  1  -->  save
              results of coarse calibration in ~/.sane/ directory

       option altCalibration b
              b  0  --> use standard calibration routines, 1 --> use alternate
              calibration (only non Plustek
                    devices, standard for CIS devices)

       option skipFine b
              b 0 --> perform fine calibration, 1 -->  skip  fine  calibration
              (only non Plustek devices)

       option skipFineWhite b
              b  0  -->  perform white fine calibration, 1 --> skip white fine
              calibration (only non Plustek devices)

       option skipCalibration b
              b 0 --> perform calibration, 1 --> skip  calibration  (only  non
              Plustek devices)

       option enableTPA b
              b  0  --> default behaviour, specified by the internal tables, 1
              --> override internal tables and allow TPA mode (EPSON only)

       option posOffX x
       option posOffY y
       option tpaOffX x
       option tpaOffY y
       option negOffX x
       option negOffY y
              x y By using this settings, the user can adjust the given  image
              positions.  Please note, that there's no internal range checking
              for this feature.

       option posShadingY p
       option tpaShadingY p
       option negShadingY p
              p overrides the internal shading position.  The  values  are  in
              steps.  Please note, that there's no internal range checking for
              this feature.

       option redGamma r
       option greenGamma g
       option blueGamma b
       option grayGamma gr
              r g b gr
       By using these values, the internal linear gamma table (r,g,b,gr = 1.0)
       can be adjusted.

       option red_gain r
       option green_gain g
       option blue_gain b
              r g b These values can be used to adjust the internally detected
              gain values of the AFE for each channel. The range is between  0
              and 63.

       See the plustek.conf file for examples.

       Note:
       You  have  to make sure, that the USB subsystem is loaded correctly and
       you have access to the device-node. For more details see  sane-usb  (5)
       manpage.  You might use sane-find-scanner to check that you have access
       to your device.

       Note:
       If there's no configuration file, the backend defaults to device auto


FILES

       /usr/local/etc/sane.d/plustek.conf
              The backend configuration file

       /usr/local/lib/sane/libsane-plustek.a
              The static library implementing this backend.

       /usr/local/lib/sane/libsane-plustek.so
              The shared library implementing this backend (present on systems
              that support dynamic loading).


ENVIRONMENT

       SANE_CONFIG_DIR
              This environment variable specifies the list of directories that
              may contain the configuration file.  Under UNIX, the directories
              are  separated  by a colon (`:'), under OS/2, they are separated
              by a semi-colon (`;').  If this variable is not set, the config-
              uration  file is searched in two default directories: first, the
              current    working    directory    (".")     and     then     in
              /usr/local/etc/sane.d.  If the value of the environment variable
              ends with the directory separator character,  then  the  default
              directories are searched after the explicitly specified directo-
              ries.  For example, setting  SANE_CONFIG_DIR  to  "/tmp/config:"
              would    result    in   directories   "tmp/config",   ".",   and
              "/usr/local/etc/sane.d" being searched (in this order).

       SANE_DEBUG_PLUSTEK
              If the library was compiled with  debug  support  enabled,  this
              environment  variable controls the debug level for this backend.
              Higher debug levels increase the verbosity of the output.

              Example: export SANE_DEBUG_PLUSTEK=10


SEE ALSO

       sane(7), sane-usb(5), sane-plustek(5),
       /usr/local/doc/sane-1.0.14-cvs/plustek/Plustek-USB.changes
       http://www.gjaeger.de/scanner/plustek.html


CONTACT AND BUG-REPORTS

       Please send any information and bug-reports to:
       Plustek Driver Mailing List <plustek@linuxhacker.org>
       or directly to:
       Gerhard Jaeger <gerhard@gjaeger.de>

       Additional info and hints can be obtained from our
       Mailing-List archive at:
       http://www.linuxhacker.org/cgi-bin/ezmlm-cgi/3

       or directly from the projects' homepage at:
       http://www.gjaeger.de/scanner/plustek.html

       To obtain debug messages from the backend, please set the  environment-
       variable  SANE_DEBUG_PLUSTEK before calling your favorite scan-frontend
       (i.e. xscanimage).
       i.e.: export SANE_DEBUG_PLUSTEK=20 ; xscanimage

       The value controls the verbosity of the backend. Please note, that val-
       ues  greater  than 19 force the backend to output raw data files, which
       could be rather large. The ending of these files is ".raw".  For  prob-
       lem reports it should be enough the set the verbosity to 13.


KNOWN BUGS & RESTRICTIONS

       * The driver does not support these manic scalings up
         to 16 times the physical resolution. The only scaling
         is done on resolutions between the physical resolution
         of the CDD-sensor and the stepper motor i.e. you have a
         600x1200 dpi scanner and you are scanning using 800dpi,
         so scaling is necesary, because the sensor only delivers
         600dpi but the motor is capable to perform 1200dpi steps.
       * Plusteks' model policy is somewhat inconsistent. This
         means, they sell technical different devices under the
         same product name. Therefore it is possible that some
         devices like the UT12 or U12 won't work - please check
         the model list above and compare the product-id to
         the one your device has.
       * Negative/Slide scanning quality is poor.

sane-backends 1.0.14-cvs          22 Mar 2004                  sane-plustek(5)

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