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Status Polling Commands (RS232)
<ESC>!?
Description
This command is used to obtain the printer status through serial port.
An inquiry request is solicited by sending an <ESC> [ASCII 27(Hex1B),
escape character] as the beginning control character to the printer.
It can be sent any time, even in the event of printer error. One byte
character is returned, of which one bit is
used to flag the printer’s current
readiness status. If 0 is returned, the printer is ready to print labels.
Bit
Status
0
Head opened
1
Paper jam
2
Out of paper
3
Out of ribbon
4
Pause
5
Printing
6
Cover opened (option)
7
Environment Temperature over range (option)
Syntax
<ESC>!?
See Also
<ESC>!R
<ESC>!R
Description
This command is used to reset the printer. It can be sent at any time as long
as the printer is powered on and not in the dump mode. The beginning of
the command is an ESCAPE character (ASCII 27)
(Hex1B). The files downloaded in
DRAM will be deleted.
Syntax
<ESC>!R
Parameter
Description
N/A
N/A
See Also
<ESC>!?