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Diffstat (limited to 'doc/teco/teco3.txt')
| -rw-r--r-- | doc/teco/teco3.txt | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/doc/teco/teco3.txt b/doc/teco/teco3.txt new file mode 100644 index 0000000..bc6391f --- /dev/null +++ b/doc/teco/teco3.txt @@ -0,0 +1,166 @@ + + BACKEND TECO3 + + +This scanner capabilities are in the middle of the 3520 and 3575, +sharing features of both. Hence a third backend. + + +PIOTECH 3024 (TECO Scorpio/Taurus Infinity VM3552): + 000: 06 00 02 02 43 00 00 10 20 20 20 20 20 20 20 20 ....C... + 016: 46 6c 61 74 2d 62 65 64 20 73 63 61 6e 6e 65 72 Flat-bed scanner + 032: 35 2e 30 38 35 2e 30 38 03 02 54 45 43 4f 20 56 5.085.08..TECO V + 048: 4d 33 35 35 32 20 00 01 01 2c 00 01 04 b0 09 f6 M3552 ...,...... + 064: 10 68 01 2c 00 00 00 01 .h.,.... + +RELISYS INFINiTY SCORPIO: + 000: 06 00 02 02 43 00 00 10 52 45 4c 49 53 59 53 20 ....C...RELISYS + 016: 53 63 6f 72 70 69 6f 20 20 20 20 20 20 20 20 20 Scorpio + 032: 31 2e 30 34 31 2e 30 34 03 02 54 45 43 4f 20 56 1.041.04..TECO V + 048: 4d 33 35 35 32 20 00 01 01 2c 00 01 04 b0 09 f6 M3552 ...,...... + 064: 10 68 01 2c 00 00 00 00 .h.,.... + +Trust Imagery 2400SP: + 000: 06 00 02 02 43 00 00 10 41 61 73 68 69 6d 61 20 ....C...Aashima + 016: 49 4d 41 47 45 52 59 20 32 34 30 30 53 50 20 20 IMAGERY 2400SP + 032: 31 2e 30 30 31 2e 30 30 03 02 54 45 43 4f 20 56 1.001.00..TECO V + 048: 4d 33 35 35 32 20 00 01 01 2c 00 01 04 b0 09 f6 M3552 ...,...... + 064: 10 68 01 2c 00 00 00 01 .h.,.... + +Trust Imagery 4800 SP +: + 000: 06 00 02 02 43 00 00 10 41 61 73 68 69 6d 61 20 ....C...Aashima + 016: 49 4d 41 47 45 52 59 20 34 38 30 30 53 50 20 2b IMAGERY 4800SP + + 032: 35 2e 30 38 35 2e 30 38 03 02 54 45 43 4f 20 56 5.085.08..TECO V + 048: 4d 33 35 35 32 20 00 01 01 2c 00 01 04 b0 09 f6 M3552 ...,...... + 064: 10 68 01 2c 00 00 00 00 .h.,.... + +/*--------------------------------------------------------------------------*/ + +SCSI commands supported by the RELISYS VM3530+: + +TEST UNIT READY +00 00 00 00 00 00 + +REQ SENSE +03 00 00 00 12 00 + +VENDOR-09 +09 00 00 78 00 00 + 3-4 = length of data to receive. Always 30720 bytes. + Probably 12 lines of calibration at 300dpi. + 8.5*300*12=30600 + +VENDOR-0E (?) +0E 00 00 00 00 00 + Always follows VENDOR-09 command + +INQUIRY: +12 00 00 00 35 00 + standard inquiry + 52 bytes - appears to never change + 32-39: firmware version + 42-52: real scanner name + +SCAN +1B 00 00 00 00 00 + +SET WINDOW +24 00 00 00 00 00 00 00 45 00 (3552) + +Total length is 99 + 07 = length (99-8 = 91) + 10-11 = X Resolution + 12-13 = Y resolution + 14-17 = X top left corner + 18-21 = Y top left corner + 22-25 = width (size in inches * 300) + 26-29 = length (size in inches * 300) + 31 = 0x80 ? + 33 = scan mode + 0x00 = black & white + 0x02 = grayscale + 0x05 = color + 34 = bit depth? - invariants, always 8 + 36 = dither pattern - only for B&W + 0x00 = line art + 0x01 = 2 X 2 + 0x02 = 3 X 3 + 0x03 = 4 X 4 Bayer + 0x04 = 4 X 4 Smooth + 0x05 = 8 X 8 Bayer + 0x06 = 8 X 8 Smooth + 0x07 = 8 X 8 Horizontal + 0x08 = 8 X 8 Vertical + 37 = + 0x80 = RIF ? + 48 = color channel to use + if scan mode is 0 or 2: + 0x00 = red + 0x01 = green + 0x02 = blue + if scan mode is 05 -> ignored + TWAIN leaves 0x02 + 50: calibration + 00 = yes + 02 = no + 53, 57, 61, 65: 0xff + + +READ +28 00 00 00 00 00 00 00 3E 00 + 6-8 = length + +SEND +2A 00 03 00 00 02 00 04 00 00 + 2 = data type code + 0x03 = gamma - 4*256 bytes + +OBJECT POSITION +31 00 00 00 00 00 00 00 00 00 +Park the CCD. + +GET DATA BUFFER STATUS +34 01 00 00 00 00 00 00 12 00 + 1 = bit 1 is wait + 7-8 allocation length + + returned buffer is 0x10 bytes long. + 0-2 = additional length (0x10-3 = 0x0D) + 3 = reserved(?) + 6-8 = scanner memory (with no RAM, it is 32KB on the VM3552) + 9-11 = filled data buffer + 12-13 = number of lines (constant during a scan) + 14-15 = bytes per line (constant during a scan) + 16 = ? + 17 = in color mode, 0x07 seems to means to the colors are shifted + and given by rasters. 0x00 seems to mean that there is no + color shifting and that each pixel is coded by 3 consecutive + bytes. + +/*--------------------------------------------------------------------------*/ + +Command sequence +(simplified, since the TWAIN driver seems to be quite stupid) + +Get some info: + INQUIRY + +Setup the scan: + TUR + SET WINDOWS + GET BUFFER STATUS + VENDOR-09 + VENDOR-0E + SEND(10) + SET WINDOWS (same as the first one) + SCAN + +loop until all data read: + GET BUFFER STATUS + READ(10) if any data available + +park the CCD: + OBJECT POSITION + +/*--------------------------------------------------------------------------*/ + |