[argyllcms] Re: Problem recognising chart. Argyle 1.0.4_DTP20_untethered

  • From: Graeme Gill <graeme@xxxxxxxxxxxxx>
  • To: argyllcms@xxxxxxxxxxxxx
  • Date: Sat, 09 Jan 2010 16:31:16 +1100

Rob Smith wrote:
Trying again to read the DTP20 v1.02 chart, this time with 1.1.0rc2. Errors as follows:

dtp20: Sending 'CS^M'response '01^M<00>^M' ICOM err 0x0
dtp20: Sending '00TS^M'response '<33>^M' ICOM err 0x33

Well, without an instrument with your firmware to play with,
it's hard to know how to drive the instrument, since the
manual doesn't show typical instruction sequences, and
certainly doesn't cover typical instruction sequences
for V1.02 firmware.

According to X-Rite's doco, CS -> 1 means that the instrument
is ready and empty, while the other status codes (2 or 3)
indicating that an offline chart has been scanned
are what I thought the doco meant in V1.03 by
"Added new status codes for supporting simple-strip mode",
and is something your instrument doesn't seem to be generating.

The 00TS command is meant to transmit the total number of
strips, instead is returning error 33 "BAD TID".

So I'm not sure whether there is a problem with how you read
the chart (I would guess you would get this error if
the reading of the TID failed, but you'd know that because
of the beep), or whether the instrument is expecting some other
command.

Graeme Gill.

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