Control Codes

When the printer receives a reset command, the printer goes off-line and/or busy until the reset completes.

If the host application continues to send information to the printer after a reset command, some of that information may be processed before the reset is processed.

After the reset the transport is cleared. If it cannot be cleared a jam status may be issued.

Note: If reset inhibit is set in the configuration menu, this command is ignored.

[ENQ] <11>

Inquire power cycle status

ASCII

[ENQ] <11>

Hexadecimal

05H 0BH

Decimal

<5> <11>

Function

Has the printer been power cycled since the last request?

Response

ACK <11> (06H 0BH)

Printer has been power cycled since the last [ENQ] <11>

NAK <5> (15H 0BH)

Printer has not power cycled since the last [ENQ] <11>

Description The first time after a reset, the command returns [ACK] <11>, after that the command returns [NAK] <11>. The command allows the application to determine if the printer has been power cycled and needs to be reinitialized. The [ENQ] <10> command and the INIT signal on the parallel port both cause the printer to return power up status.

[ENQ] <14>

 

Inquire Mechanical error status

ASCII

[ENQ] <14>

 

Hexadecimal

05H 0EH

 

Decimal

<5> <14>

 

Function

Error status

 

Response

ACK <14> (06H 0EH)

No mechanical errors

 

NAK <15> (15H 0FH)

Mechanical error has occurred

(Use [ENQ]<22> to identify the error)

Note: For this status request to function, the "Buffer Full Only" off-line option should be selected.

100-88002 Rev B

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Epson 100-88002 manual ACK 11 06H 0BH