Specifications

Revision C 16/01/96
Chapter 3 "PJL" - 39
7.5. INFO Command
The INFO command requests the printer to send back information on a specific category of the printer
such as 'ID' (model name), 'CONFIG' (printer configuration), 'MEMORY' (available printer memory),
'STATUS' (current printer status), 'VARIABLES' (list of setting variables), 'USTATUS' (list of
unsolicited status variables), 'PAGECOUNT' (total printing page number of the printer),
'PHYSICALMEMORY' (Physical memory size of printer) as shown in the following table.
This INFO command can request the information from only one category at a time. If you would like to
get the information from more categories, send multiple INFO commands.
Syntax :
@PJL INFO category [<CR>]<LF>
Response Syntax :
@PJL INFO category <CR><LF>
[lines of printable characters or <WS> with
<CR><LF> at the end of each line]
<FF>
If the variable is not supported by the printer, it returns the response in the following syntax :
@PJL INFO
category <CR><LF>
"?"<CR><LF>
<FF>
Parameters :
Category
Information requesting
ID The printer model number. For example the HL-10h will return
'Brother HL-10h'.
CONFIG A list of the printer configuration information (available options)
within the format of the number of types and/or the description
of each available type of;
paper sources
paper sizes
languages
USTATUS (unsolicited status) commands
font sources
RAM
number of lines and characters on the LCD
MEMORY The total number of bytes of free memory space (user memory)
and the largest free memory block.
STATUS The printer status of the current message displayed on the LCD,
on-line/off-line status, and the status code.
VARIABLES A list of the current settings of all the environmental &
language-specific variables, and the selectable values for each
variable
USTATUS A list of the current settings of all the unsolicited status
variables, and selectable values for each variable
PAGECOUNT Total page number which the printer prints.
PHYSICALMEMORY Physical printer memory. This value is as same as the response
for INFO CONFIG.
FEATURES
(HL-660 only)
The list of the printer features.