RS-232C/RS-422A Protocol
C-10
C.4 RS-232C/RS-422A Protocol
A protocol is a set of rules the computer follows in sending data to the
printer. The RS-232C/RS-422A parameters are stored in battery backed-up
memory. They are indicated on the status printout. They can be changed by
the FRPO (firmware reprogram) command described in the
Programming
Programming
Programming
Programming
Manual
Manual
Manual
Manual
provided on the CD-ROM supplied
with the printer. The
parameters and their identification codes are given below.
H1: Baud rate
H1: Baud rate
H1: Baud rate
H1: Baud rate
The factory setting is 9600 baud.
H2: Data bits
H2: Data bits
H2: Data bits
H2: Data bits
7 or 8, factory-set to 8.
H3: Stop bits
H3: Stop bits
H3: Stop bits
H3: Stop bits
1 or 2, factory-set to 1.
H4: Parity
H4: Parity
H4: Parity
H4: Parity
The factory setting is “None” (0 on the status printout).
Parameter value
Parameter value
Parameter value
Parameter value
Baud rate
Baud rate
Baud rate
Baud rate
12
1200
24
2400
48
4800
96
9600
19
19200
38
38400
57
57600
11
115200
Parameter value
Parameter value
Parameter value
Parameter value
Meaning
Meaning
Meaning
Meaning
0
None
1
Odd
2
Even
3
Ignore
Содержание 1010N - B/W Laser Printer
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