Interface Connections; Data Protocol - Star Micronics Star SCP700 Series Programmer's Manual

Interface connections

Refer to the interface specifications for the host computer for details on
connecting to is its interface connector. The following illustration shows a
typical connection configuration.
F-GND
TXD
RXD
RTS
DSR
S-GND
DTR
INIT
F-GND
TXD
RXD
RTS
DSR
S-GND
DTR
INIT

Data protocol

The specifications for the DTR and X-ON/X-OFF modes are the same as
for the Standard Serial Interface.
Printer side
(D-sub 25 pin)
1
2
3
4
6
7
20
25
Printer side
(D-sub 25 pin)
1
2
3
4
6
7
20
25
IBM PC side
(D-sub 25 pin)
1 F-GND
2 TXD
3 RXD
4 RTS
5 CTS
DSR
6
7 S-GND
8 DCD
20 DTR
IBM PC side
(D-sub 9 pin)
F-GND
3 TXD
2 RXD
7 RTS
8 CTS
DSR
6
5 S-GND
1 DCD
4 DTR
23