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ZPL II Commands for RFID
~RO
11/14/2008 RFID Programming Guide 58978L-008 Rev. A
~RO
Reset Advanced Counters
Description The ~RO command resets the advanced counters used by the printer to monitor
label generation in inches, centimeters, and number of labels.
Format ~ROc
This table identifies the parameters for this format:
Important • This command is not supported by all printers or firmware. See Printer and
Firmware Compatibility on page 82 for the list of printers and firmware with which you can
use this command.
Note • For the R4Mplus, the counter values are not saved, so power cycling the printer resets
all counters to zero.
Parameters Details
c = counter number Accepted Values:
1 = reset counter 1
2 = reset counter 2
3 = reset valid RFID label counter
4 = reset voided RFID label counter
R=reset head replaced counter
(R resets the head cleaned counter and the head
replaced counter.)
C=reset head cleaned counter
Default Value: a value must be specified or the command is
ignored
Example 1 • This example shows how the counter portion of the printer configuration labels
looks when counter 1 is reset by sending
~RO1.
Before
After