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PCI Express 4-Port Industrial Serial I/O Card User Guide
7
16
RxD-(1)
RxD-(1)
17
RTS-(1)
18
RTS+(1)
19
RxD+(1)
RxD+(1)
20
CTS-(3)
21
RxD-(3)
RxD-(3)
22
RTS-(3)
23
RTS+(3)
24
RxD+(3)
RxD+(3)
25
TxD-(4)
TxD-(4)
Data-(4)
26
Ground
Ground
Ground
27
CTS+(4)
28
TxD+(4)
TxD+(4)
Data+(4)
29
CTS-(2)
30
RxD-(2)
RxD-(2)
31
RTS-(2)
32
RTS+(2)
33
RxD+(2)
RxD+(2)
34
TxD-(1)
TxD-(1)
Data-(1)
35
Ground
Ground
Ground
36
CTS-(1)
37
TxD+(1)
TxD+(1)
Data+(1)