kopia lustrzana https://gitlab.com/sane-project/backends
teco3 scsi doc.
Frank Zago
rodzic
ff6cd18aab
commit
6883577b24
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BACKEND TECO3
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This scanner capabilities are in the middle of the 3520 and 3575,
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sharing features of both. Hence a third backend.
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PIOTECH 3024 (TECO Scorpio/Taurus Infinity VM3552):
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000: 06 00 02 02 43 00 00 10 20 20 20 20 20 20 20 20 ....C...
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016: 46 6c 61 74 2d 62 65 64 20 73 63 61 6e 6e 65 72 Flat-bed scanner
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032: 35 2e 30 38 35 2e 30 38 03 02 54 45 43 4f 20 56 5.085.08..TECO V
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048: 4d 33 35 35 32 20 00 01 01 2c 00 01 04 b0 09 f6 M3552 ...,......
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064: 10 68 01 2c 00 00 00 01 .h.,....
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RELISYS INFINiTY SCORPIO:
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000: 06 00 02 02 43 00 00 10 52 45 4c 49 53 59 53 20 ....C...RELISYS
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016: 53 63 6f 72 70 69 6f 20 20 20 20 20 20 20 20 20 Scorpio
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032: 31 2e 30 34 31 2e 30 34 03 02 54 45 43 4f 20 56 1.041.04..TECO V
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048: 4d 33 35 35 32 20 00 01 01 2c 00 01 04 b0 09 f6 M3552 ...,......
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064: 10 68 01 2c 00 00 00 00 .h.,....
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Trust Imagery 2400SP:
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000: 06 00 02 02 43 00 00 10 41 61 73 68 69 6d 61 20 ....C...Aashima
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016: 49 4d 41 47 45 52 59 20 32 34 30 30 53 50 20 20 IMAGERY 2400SP
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032: 31 2e 30 30 31 2e 30 30 03 02 54 45 43 4f 20 56 1.001.00..TECO V
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048: 4d 33 35 35 32 20 00 01 01 2c 00 01 04 b0 09 f6 M3552 ...,......
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064: 10 68 01 2c 00 00 00 01 .h.,....
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Trust Imagery 4800 SP +:
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000: 06 00 02 02 43 00 00 10 41 61 73 68 69 6d 61 20 ....C...Aashima
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016: 49 4d 41 47 45 52 59 20 34 38 30 30 53 50 20 2b IMAGERY 4800SP +
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032: 35 2e 30 38 35 2e 30 38 03 02 54 45 43 4f 20 56 5.085.08..TECO V
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048: 4d 33 35 35 32 20 00 01 01 2c 00 01 04 b0 09 f6 M3552 ...,......
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064: 10 68 01 2c 00 00 00 00 .h.,....
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/*--------------------------------------------------------------------------*/
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SCSI commands supported by the RELISYS VM3530+:
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TEST UNIT READY
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00 00 00 00 00 00
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REQ SENSE
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03 00 00 00 12 00
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VENDOR-09
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09 00 00 78 00 00
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3-4 = length of data to receive. Always 30720 bytes.
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Probably 12 lines of calibration at 300dpi.
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8.5*300*12=30600
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VENDOR-0E (?)
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0E 00 00 00 00 00
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Always follows VENDOR-09 command
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INQUIRY:
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12 00 00 00 35 00
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standard inquiry
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52 bytes - appears to never change
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32-39: firmware version
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42-52: real scanner name
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SCAN
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1B 00 00 00 00 00
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SET WINDOW
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24 00 00 00 00 00 00 00 45 00 (3552)
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Total length is 99
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07 = length (99-8 = 91)
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10-11 = X Resolution
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12-13 = Y resolution
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14-17 = X top left corner
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18-21 = Y top left corner
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22-25 = width (size in inches * 300)
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26-29 = length (size in inches * 300)
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31 = 0x80 ?
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33 = scan mode
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0x00 = black & white
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0x02 = grayscale
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0x05 = color
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34 = bit depth? - invariants, always 8
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36 = dither pattern - only for B&W
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0x00 = line art
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0x01 = 2 X 2
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0x02 = 3 X 3
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0x03 = 4 X 4 Bayer
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0x04 = 4 X 4 Smooth
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0x05 = 8 X 8 Bayer
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0x06 = 8 X 8 Smooth
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0x07 = 8 X 8 Horizontal
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0x08 = 8 X 8 Vertical
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37 =
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0x80 = RIF ?
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48 = color channel to use
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if scan mode is 0 or 2:
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0x00 = red
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0x01 = green
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0x02 = blue
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if scan mode is 05 -> ignored
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TWAIN leaves 0x02
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50: calibration
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00 = yes
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02 = no
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53, 57, 61, 65: 0xff
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READ
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28 00 00 00 00 00 00 00 3E 00
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6-8 = length
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SEND
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2A 00 03 00 00 02 00 04 00 00
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2 = data type code
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0x03 = gamma - 4*256 bytes
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OBJECT POSITION
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31 00 00 00 00 00 00 00 00 00
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Park the CCD.
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GET DATA BUFFER STATUS
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34 01 00 00 00 00 00 00 12 00
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1 = bit 1 is wait
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7-8 allocation length
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returned buffer is 0x10 bytes long.
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0-2 = additional length (0x10-3 = 0x0D)
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3 = reserved(?)
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6-8 = scanner memory (with no RAM, it is 32KB on the VM3552)
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9-11 = filled data buffer
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12-13 = number of lines (constant during a scan)
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14-15 = bytes per line (constant during a scan)
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16 = ?
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17 = in color mode, 0x07 seems to means to the colors are shifted
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and given by rasters. 0x00 seems to mean that there is no
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color shifting and that each pixel is coded by 3 consecutive
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bytes.
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/*--------------------------------------------------------------------------*/
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Command sequence
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(simplified, since the TWAIN driver seems to be quite stupid)
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Get some info:
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INQUIRY
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Setup the scan:
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TUR
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SET WINDOWS
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GET BUFFER STATUS
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VENDOR-09
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VENDOR-0E
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SEND(10)
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SET WINDOWS (same as the first one)
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SCAN
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loop until all data read:
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GET BUFFER STATUS
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READ(10) if any data available
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park the CCD:
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OBJECT POSITION
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/*--------------------------------------------------------------------------*/
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