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PCI Express Board User’s Manual Pin Assignments
5-6
Device Side Pin Assignments
Male DB9 (OPT8D+/OPT8-M9+)
15
69
Pin RS-232
1
DCD
2
RxD
3
TxD
4
DTR
5
GND
6
DSR
7
RTS
8
CTS
9
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Male DB25 (OPT8B+/C+)
1
14
13
25
Pin RS-232
2
TxD
3
RxD
4
RTS
5
CTS
6
DSR
7
GND
8
DCD
20
DTR