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