HP PCL/PJL reference (PCL 5 Printer Language) - Technical Quick Reference Guide

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PJL
Status Readback (continued)
Info
Request a specified category of printer information.
@PJL INFO
category
[<CR>]<LF>
Response
@PJL INFO
category
<CR><LF>
[1 or more lines of printable characters or <WS> followed by]
<CR><LF>
<FF>]
Echo
Returns the “words” portion of the command to the host computer.
@PJL ECHO [<Words>] [<CR>] <LF>
Response
@PJL ECHO [<Words>] <CR><LF>
<FF>
Ustatus
Allows printer to send unsolicited status messages.
@PJL USTATUS
variable = value
[<CR>]<LF>
Response
@PJL USTATUS
variable
<CR><LF>
[1 or more lines of printable characters or <WS> followed by]
<CR><LF>
<FF>
Ustatusoff
Turns off all unsolicited status.
@PJL USTATUSOFF [<CR>]<LF>
Learn.fm Page 41 Tuesday, June 22, 1999 8:17 AM