ADLINK cPCI-3538 - Manual (Page 11)

Introduction
• 5
Pin No. RS-232 Interface RS-422 Interface RS-485 Interface
1 DCD(IN) .
2 RXD(IN) RXD+(IN)
3 TXD(OUT) TXD+(OUT)
4 DTR (OUT) TXD-(OUT)
5 GND Isolated GND
6 DSR(IN) RXD-(IN)
7 RTS(OUT) D+
8 CTS(IN) D-
9 RI(IN)
Compact PCI J2 connector pin assignment in cPCI-3534R module for
RS-232/422/485 interfaces (cPCI-3534R only).
22 GND GA4 GA3 GA2 GA1 GA0 GND
21 GND
GND
20 GND GND
19 GND FG D+ D- SG GND
18 GND GND
17 GND GND
16 GND TXD+ TXD- SG GND
15 GND FG RXD+ RXD- GND
14 GND GND
13 GND GND
12 GND DSR
p SGp DCDp DTRp
GND
11 GND FG
p TXp RXp RTSp CTSp GND
10 GND GND
9 GND GND
8 GND DSR
o SGo DCDo DTRo
GND
7 GND FG o TXo RXo RTSo CTSo GND
6 GND GND
5 GND GND
4 GND DSR n SGn DCDn DTRn GND
3 GND FG
n TXn RXn RTSn CTSn GND
2 GND GND
1 GND GND
Pin Z A B C D E F
P2
/
J2
C
O
N
N
E
C
T
O
R
nPort A oPort B pPort C