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Section 5: Interface Specifications
GT Series Operator’s Manual Page 5-47
5.24 DRIVER PROTOCOL
This transmission protocol responds to the host, the printer's condition or response as a status by
receiving 2 types of printing or requested commands.
The details of each request command or echo status are explained below.
1) Status Response
(1) Status Request Command
In receiving this command, the ID number of received data currently being printed and the
printer's condition, as well as the remaining number of print jobs and their names are responded
to the host. Furthermore, after printing or if no data has been received, or if the ID command has
not be specified, the ID number will be responded back as spaces (Hex 20H), and the quantity of
print jobs will be responded back as all zeroes (Hex 30H).
a) Command ENQ (Hex 05H)
b) Responded Status Definition
STX (Hex 02H)
ETX (Hex 03H)
000000
~
999999
The specified ID is set usin
g the ID number
specification command.
The specified job name is set
using the Job Name
specification command.
Job name
Remaining number
of print jobs
STX
Statu
s
ID
number
ETX
27(Byte)