Rs-232/422/485 Serial Port Connector (Com2) - Aaeon PFM-800P User Manual

P C / 1 0 4 C P U M o d u l e

2.23 RS-232/422/485 Serial Port Connector (COM2)

Pin Signal
1 DCD(422TXD-/485DATA-) 2
3 TXD(422TXD+/485DATA+) 4
5 GND
7 RTS
9 RI/+5V
Chapter 2 Quick Installation Guide
Pin
6
8
10
2 - 16
P F M - 8 0 0 P
Signal
RXD(422RXD+)
DTR(422RXD-)
DSR
CTS
N.C