Table des Matières
Publicité
Les langues disponibles
Les langues disponibles
Connectors and Signals (Serial Interface)
RS-232C
Pin no.
Signal name
1
F-GND
2
3
4
5
6
7
S-GND
8
9-10
11
12
13
S-GND
14
FAULT
15
Multi-printer TXD
16
Multi-printer DTR
17 to 19
20
21-22
23 to 25
APPENDIX
direction
TXD
RXD
RTS
CTS
N/C
N/C
N/C
RCH
N/C
N/C
DTR
N/C
N/C
Serial interface connector
I/O
—
Frame ground
OUT
Transmitted data
IN
Received data
OUT
Data transmission request signal. This
is always "SPACE" when the printer is
turned on.
IN
This signal changes to "SPACE" when
host computer is ready to transmit data.
(In this instance, the printer does not
check this signal.)
Not connected
—
Signal ground
Not connected
This pin is used when using the op-
tional interface board.
OUT
This signal changes to "SPACE" when
the printer is ready to receive data. (The
signal line is same as pin 20.)
Not connected.
—
Signal ground
OUT
When a printer error occurs (such as
paper out, mechanical error, etc.), this
signal is set to "MARK".
OUT
Diode coupled TXD
OUT
Diode coupled DTR
This pin is used when using the op-
tional interface board.
OUT
Data terminal ready signal. When the
printer is ready to receive data, this
signal changes to "SPACE".
Not connected
This pin is used when using the op-
tional interface board.
– 49 –
Function
Publicité
Chapitres
Table des Matières
