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5-2
Smartio
C168H/HS User’s Manual
The followings are pin assignments for various connection options:
Opt8A/S
(DCE, DB25 Female)
2
RxD
3
TxD
4
CTS
5
RTS
6
DTR
7
GND
8
DCD
20 DSR
Opt8B/C
(DTE, DB25 Male)
2
TxD
3
RxD
4
RTS
5
CTS
6
DSR
7
GND
8
DCD
20 DTR
Opt8D
(DTE, DB9 Male)
1
DCD
2
RxD
3
TxD
4
DTR
5
GND
6
DSR
7
RTS
8
CTS