Re: [Gimp-print-devel] Init sequence to disable PW sensor on EPSON

[Andrew X <68...@gm...>]

I can put it into raw print file or into xml to test if you tell me what
and were I need to insert

пн, 4 апр. 2022 г., 03:13 Robert Krawitz <rl...@al...>:

> On 4/3/22 12:59, Solomon Peachy wrote:
> > On Sun, Apr 03, 2022 at 11:30:56AM -0400, Robert Krawitz wrote:
> > But starting at #663 things get more interesting, with the REMOTE
> command:
> >
> > 0010                                    40 40 00 49 00   .......I...@
> @.I.
> > 0020   00 1b 28 52 08 00 00 52 45 4d 4f 54 45 31 53 4e   ..(R...REMOTE1SN
> > 0030   2e 00 00 13 0b 00 de 0a d8 04 18 01 1b 02 f0 00   ................
> > 0040   00 00 00 00 e8 05 00 00 00 00 00 00 01 01 01 01   ................
> > 0050   01 01 01 01 01 01 00 02 01 00 00 00 00 02 f1 03   ................
> > 0060   1b 00 00 00                                       ....
> >
> > 0010                                    40 40 00 0c 00   ...........@@...
> > 0020   00 0d 0a 0d 0a 0d 0a                              .......
> >
> >
> 4040004900001b285208000052454d4f544531534e2e0000130b00de0ad80418011b02f00000000000e805000000000000010101010101010101010002010000000002f1031b000000
> > 4040000c00000d0a0d0a0d0a
> >
> > The rest of the packets are a series of command-responses, presumably
> querying printer parameters.
> >
> > (Now I'm idly wondering if it wouldn't make sense to try and write an
> >  ESC/P dissector for Wireshark..)
>
> Remote mode commands are of the form
>
> XX (2 ASCII bytes)
> ll hh (little endian short, how many bytes)
> data
>
> So in this case, SN is the command (which is described as "select
> mechanism sequence").  It's then
> followed by 0x2e bytes of data.
>
> For the "SN" command, the first two bytes are the subcommand, which is 00
> 0x13.  Unfortunately, I
> don't know what the subcommand 0x13 means, so the rest of the data doesn't
> mean too much to me.
>
> One possibility would be to extract that literal command, put it in the
> print stream at the right
> place, and see if it solves the problem.  I believe those would be the
> bytes from 0x32 to 0x5f; the
> sequence starting at 0x60 (ESC 0 0 0) is the exit from remote mode, so
> that makes sense.
>
>
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