ADLINK CT-31 - Manual (Page 37)

Board Interfaces 25
CT-31
Serial Port DB-9 Connector on RTM (COM2-3)
Table 4-11: DB-9 Serial Port Connector Pin Definition
Serial Port Box Header on RTM (COM2/3)
Table 4-12: cPCI-R3610T Serial Port Box Header Pin Definition
Pin # RS-232 RS-422 RS-485(+)
1 DCD-L TXD- TXD-
2 RXD TXD+ TXD+
3 TXD RXD+ —
4 DTR-L RXD- —
5 GND GND GND
6 DSR-L — —
7 RTS-L — —
8 CTS-L — —
9 RI-L — —
Pin # RS-232 RS-422 RS-485(+)
1 DCD-L TXD- TXD-
2 DSR-L — —
3 RXD TXD+ TXD+
4 RTS-L — —
5 TXD RXD+ —
6 CTS-L — —
7 DTR-L RXD- —
8 RI-L — —
9 GND GND GND
10 — — —
1 2
9 10