SATO SG112 ex Programming Reference Manual page 468

5) Information request command process
Printer
STX . . ETX (1) ENQ
RD ENQ
ENQ Get printer info STX . . ETX (2) ENQ
Status
Status Status Status Printer status
SD
ACK
ACK
Online
Printer Status
Receive/Analysis/Edit (1)
Receive/Analysis/Edit (2)
Printing (1) Printing (2)
Note: Do not send status request commands during printing.
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