Cable Connections; Electrical Characteristics - Star TSP700II series Hardware Manual

13-3. Cable Connections

The followings are a recommended interface cable connections.
FG
TXD
RXD
RTS
CTS
DSR
SG
DTR
INIT
Note: Use shielded wire less than 3 m in length.

13-4. Electrical Characteristics

Voltage
-3 V to -15 V
+3 V to +15 V
Printer side
1
2
3
4
5
6
7
20
25
Data signal
Mark
Space
Host side
25 pin
1
2
3
4
5
6
7
8
20
Control signal
OFF
ON
– 56 –
9 pin
FG
3 TXD
2 RXD
7 RTS
8 CTS
DSR
6
5 SG
1 DCD
4 DTR
Binary status
1
0