Query firmware revision, Query revision – CognitiveTPG DLXi User Manual
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S T A N D A R D P R I N T E R C O M M A N D S
Query Firmware Revision
Function
Causes the printer to send firmware revision
information to the host computer. The printer
sends its firmware part number, revision, revision
time, and revision date in response to this
command. Such information is useful when
developing software that must control several
different printers.
Explicit Form
!QR
Parameters None
Comments
This command does not require a header line, but
must be followed by a line feed (or carriage return
and line feed). Do not use any other commands with
QUERY REVISION
.
See also
Example
!QR
IMPORTANT!
Use this command exactly as shown in the example.
Do not use other commands with the
QUERY
REVISION
command.
Revision F, January 2012, CognitiveTPG
85