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RS485 (option)
Pin#
1
2
3
4
5
6
7
8
9
BIOS Setup:
Advanced/F81216SEC Super IO Configuration/Serial Port 1 Configuration 【RS-485】
24. 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#
Close 1-2
Close 3-4
Close 5-6
25. COM2:
(Type DB9M),Rear serial port, standard DB9 Male serial port is provided to
make a direct connection to serial devices.
Pin#
COM2 RI (Ring Indicator) (default)
COM2 Pin9: DC+5V
COM2 Pin9: DC+12V
1
DCD# (Data Carrier Detect)
2
RXD (Received Data)
3
TXD (Transmit Data)
4
DTR (Data Terminal Ready)
5
6
DSR (Data Set Ready)
7
RTS (Request To Send)
8
CTS (Clear To Send)
9
JP2 select Setting (RI/5V/12V)
Signal Name
NC
NC
485-
485+
Ground
NC
NC
NC
NC
Function
Signal Name
Ground
(option)
(option)
40
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