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Example
Test <ESC>!S by CommTool via RS-232 port.
The start character of returned value.
The 4-byte status in Hex.
The end characters of returned value.
4-byte status in characters.
@@@@: The printer is normal for use.
F@@@: The printer is feeding label.
`@@@: Printer is in PAUSE mode.
B@@@: The printer is backing label.
E@@B: Printer is in error “Paper Jam”.
E@@b: Printer is in error “Paper Jam” & “Head
open”.
See Also
<ESC>!?
Hex Data 1B 21 53
means <ESC>!S.
The values return
from printer in Hex.
The values return
from printer in
Character.
Click to send Hex
1b 21 53 to query
printer status.