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Programmer's Guide PcOS Series 150 Control Codes
Printer Status Set/Inquire
12/14/99 Rev G Page 63
Function Inquire form position sensor status
ASCII [ENQ] <6>
Hexadecimal 05H 06H
Decimal <5> <6>
Function Is the form position sensor detecting a form?
Serial/Parallel, IEEE 1284 Parallel, non-IEEE 1284
Response ACK <6> (06H 06H) PE low
The position sensor is clear.
(No form present.)
NAK <6> (15H 06H) PE high
The form position sensor is
blocked. (There is a form.)
Function Inquire form clamp status
ASCII [ENQ] <7>
Hexadecimal 05H 07H
Decimal <5> <7>
Function Inquire whether the form clamp is closed
Serial/Parallel, IEEE 1284 Parallel, non-IEEE 1284
Response ACK <7> (06H 07H) PE low
The clamp is closed.
NAK <7> (15H 07H) PE high
The clamp is not closed.
(It is open or in jam position.)
Function Is the buffer empty? Clear IEEE 1284 buffer.
ASCII [ENQ] <9>
Hexadecimal 05H 09H
Decimal <5> <9>
Function This command allows the host to know when the print buffer is
empty. If IEEE 1284 is active, this command also clears the
response buffer.
Serial/Parallel, IEEE 1284 Parallel, non-IEEE 1284
Response ACK <9> (06H 09H) PE low
The buffer is empty.
NAK <9> (15H 09H) PE high
The buffer is not empty.