HP 8150 HP PCL/PJL reference (PCL 5 Printer Language) - Technical Quick Refere - Page 43
Ustatus, Ustatusoff
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PJL Status Readback (continued) Info Request a specified category of printer information. @PJL INFO category [] Response @PJL INFO category [1 or more lines of printable characters or followed by] ] Echo Returns the "words" portion of the command to the host computer. @PJL ECHO [] [] Response @PJL ECHO [] Ustatus Allows printer to send unsolicited status messages. @PJL USTATUS variable = value [] Response @PJL USTATUS variable [1 or more lines of printable characters or followed by] Ustatusoff Turns off all unsolicited status. @PJL USTATUSOFF [] 41
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41
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>