Aplex Technology ARCHMI-716 - Manual (Page 35)

ARCHMI-7XX (SBC-7106A) User Manual 34
RS485 (option):
Pin# Signal Name
1 NC
2 NC
3 485-
4 485+
5 Ground
6 NC
7 NC
8 NC
9 NC
BIOS Setup：
Advanced/W83627UHG Super IO Configuration/Serial
Port 1 Configuration【RS-485】
20. JP2:
(2.0mm Pitch 2x3 Pin Header), COM2 jumper setting, pin 1~6 are used to select
signal out of pin 9 of COM2 port.
JP2 Pin# Function
Close 1-2 COM2 RI (Ring Indicator) (default)
Close 3-4 COM2 Pin9：DC+5V (option)
Close 5-6 COM2 Pin9：DC+12V (option)
21. COM2:
(Type DB9), Rear serial port, standard DB9 Male serial port is provided to make a
direct connection to serial devices.
Pin# Signal Name
1 DCD# (Data Carrier Detect)
2 RXD (Received Data)
3 TXD (Transmit Data)
4 DTR (Data Terminal Ready)
5 Ground
6 DSR (Data Set Ready)