SATO SG112 ex Programming Reference Manual page 470

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Timing Chart
1) Normal process
Power On
Printer
Initializing
ENQ
SD
Status
RD
Printer Status
Note: Avoid sending ENQ while sending the print data (STX <A> - <Z> ETX).
2) Cancel process
Printer
RD
ENQ
SD
Status
Printer Status
Note: When the cancel request command has sent, wait more than 500 msec before sending the next data.
STX . ETX (1)
ENQ
Status
ACK
Online
Receive/Analysis/Edit (1)
Printing (1)
This may cause return status error or print error. or there may be print error.
ENQ
STX . ETX (1)
ACK
Status
Online
Receive/Analysis/Edit (1)
Avoid sending CAN while sending the print data (STX <A> - <Z> ETX). With the above condition, the job may be
canceled or the item may not be printed correctly.
Receive buffer
Receive buffer
near full state
near full release
STX . ETX (2)
ENQ
ENQ
ACK
Status
Receive/Analysis/Edit (2)
CAN
ENQ
Status
ACK
500 msec
Printing (1)
469
Press the LINE key Press the LINE key
STX . . ETX (3)
ENQ
Status
ACK
Receive/Analysis/Edit (3)
Printing (2)
STX . ETX (2)
ENQ
Status
ACK
Receive/Analysis/Edit (2)
Printing (2)
Status
Offline
Printing (3)

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