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7) Cancel request command
Upon receive of this command, the printer will search the specified item No. from the end of the history buffer, and cancel the
appropriate item. However, when the status of the specified item is "Printed", this command is disabled.
[Command]
SOH (HEX 01H) + CAN (HEX 18H)
[Format]
STX + SOH + CAN + aaaaa + ETX
●Parameter
1. The parameter should be always 5 digits.
2. The parameter "*" is "HEX 2AH".
3. When "*****" is specified as the parameter, all the data that status are "Printed" in the history buffer will be canceled.
[Examples]
(1) STX SOH CAN 00001 ETX
(2) STX SOH CAN ***** ETX
[Supplemental explanation]
1. This command shall not be used during sending other data such as print data.
2. Upon reception of this command, the printer will search the specified item from the history buffer, and it may take some
time to cancel.
3. Item No. that is not sent as the print data shall not be specified as the parameter of this command. The printer is not
being able to cancel the item. The printer is not being able to cancel the item when specifying an illegal item No. The
control of item No. shall be done at the host.
4. There is no returned data to the command.
To check the result of the command, you need to send item status request command (SOH + ENQ).
5. This command becomes invalid when the appropriate item No. is under printing at the reception of this command.
8) Print pause request command
This command stops the printing process.
[Command]
SOH (HEX 01H) + DLE (HEX 10H)
[Format]
SOH + DLE
[Examples]
SOH DLE
[Supplemental explanation]
1. This command shall not be used during sending other data such as print data.
2. There is no returned data to the command.
To check the result of the command, you need to send item status request command (SOH + ENQ).
9) Print resume request command
Upon receive of this command, the printer release the print pause status specified by the print pause request command
(SOH + DLE) and resume printing process.
[Command]
SOH (HEX 01H) + DC1 (HEX 11H)
[Format]
STX + SOH + DC1 + ETX
[Examples]
STX SOH DC1 ETX
[Supplemental explanation]
1. This command shall not be used during sending other data such as print data.
2. There is no returned data to the command. To check the result of the command, you need to send item status
request command (SOH + ENQ).
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