Printer question

[Bernt Hansson]

On 2016-01-09 15:37, Bertram Scharpf wrote:
> Hi,
>
> On Saturday, 09. Jan 2016, 14:34:56 +0100, Polytropon wrote:
>> On Sat, 9 Jan 2016 13:28:29 +0100, Bernt Hansson wrote:
>>> I have a question about laserjet printers that support HPGL.
>>>
>>> How do one switch from ps/pcl/pjl to hpgl the code for doing so under
>>> dos is Ec%#B where # is 0 or 1.
>>>
>>> But how to do that with a print filter?
>> 	/usr/bin/printf "Ec%1B" || exit 2
> First, it is not "Ec" (Letters E and c) but an escape (ASCII 0x1b).
>
> Second, the correct way to switch from PJL to another
> language is to say something like
>
>    print "@PJL ENTER LANGUAGE = HPGL2\r\n"
>
> Probably it's a good idea to ensure you're in PJL mode
> before giving PJL commands.
>
>    print "\e%-12345X at PJL\r\n at PJL ENTER LANGUAGE = HPGL2\r\n"
>
> Maybe it could be even possible to go the whole way round to
> PJL, from there to PCL and then to HPGL.
>
>    print "\e%-12345X at PJL\r\n at PJL ENTER LANGUAGE = PCL\r\n\e%1B"
>
> You can see some output like that when you give the command
>
>    $ echo "showpage" | gs -q -dBATCH -dPARANOIDSAFER -dQUIET -dNOPAUSE -sDEVICE=ljet4pjl -r600 -sOutputFile=- - | less
>
> I will not tie myself to an exact answer because I do not
> know which printer model you're using.
Sorry, It's hp laserjet p2055d and laserjet 2100n even an officejet G55.

> Just play around
> until you found a solution that works.
I will. Just wanted a ballpark to begin with.
> Bertram
/B