Connect Tech Titan/cPCI - Manual (Page 21)

Titan/cPCI User’s Manual, Connect Tech Inc.
16 Revision 1.01
Table 3: RJ-45 pinouts – Titan/cPCI Rear I/O Opto
RJ-45 Pin
No. DB-9 Pin
CABRJ4509 RS-
232
Signal
Direction RS-422/485
Signal
Direction
1 9 N/C no connect RTS (-) output
2 1 N/C input RxD (+) input
3 7 RTS output RTS (+) output
4 5 SG signal ground SR signal ref.
5 3 TxD output TxD (+) output
6 2 RxD input RxD (-) input
7 5 Gnd ground SR signal ref.
8 8 CTS input CTS (+) input
9 4 DTR output TxD (-) output
10 6 N/C no connect CTS (-) input
(This cable is
optional)
RJ-45 connector
1 10