User guide

SubCompact Board GENE-HD05
Chapter 2 Quick Installation Guide 2-23
RS-485
Pin Pin Name Signal Type Signal Level
1 RS485_D- I/O ±5V
2 NC
3 NC
4 NC
5 RS485_D+ I/O ±5V
6 NC
7 NC
8 NC/+5V/+12V PWR +5V/+12V
9 GND GND
Note: COM2 RS-232/422/485 can be set by BIOS setting. Default is
RS-232. Pin 8 function can be set by Jumper.
2.25 COM Port 3 Connector (CN10)
Pin Pin Name Signal Type Signal Level
1 DCD IN
2 DSR IN
3 RX IN
DCD
DSR
RX
RTS
TX
CTS
DTR
RI
GND