Com2, Com3, Com4 (Serial Port Header, Rs-232/422/485) - GIGAIPC QBiP-1165G7B User Manual

2.2.8 COM2, COM3, COM4 (Serial port header,
RS-232/422/485)
8
Pin 1
Serial Port Cable Connector
Pin RS-232
No. Full Duplex
1 RXD
2 DCD
3 DTR
4 TXD
5 DSR
6 GND
7 CTS
8 RTS
9 No Connect
10 RI/5V/12V
RS-422 RS-485
Half Duplex
TXD+ D+
TXD- D-
RXD- —
RXD+ —
— —
— —
— —
— —
— —
— —
Connector PN
725-81-10TW00
A2004WV-2X05P46
www.gigaipc.com
Vendor
PINREX
JOINT-TECH
32