41
GETTING TO KNOW YOUR RCS-9000F GTX1080
2.2.15 Serial Port COM
Isolated
DIO 2
COM 2
COM 1
DVI-D
DVI-I
|
LAN 2
DP
|
LAN 1
COM 4
COM 3
Isolated
DIO 1
V+ V-
On | Off
DC-IN
IGN
SIM 2
SIM 3
RST
Serial port can be configured for RS-232, RS-422, or RS-485 with auto flow
control communication. The default definition is RS-232, if you want to change to
RS-422 or RS-485, you can find the setting in BIOS.
BIOS Setting
Function
COM 1
COM 2
COM 3
COM 4
RS-232
RS-422 (5-wire)
RS-422 (9-wire)
RS-485
RS-485 w/z auto-flow control
The pin assignments are listed in the table as follows
:
Serial
Port
Pin No.
RS-232
RS-422
(5-wire)
RS-422
(9-wire)
RS-485
(3-wire)
1 to 4
1
DCD
TXD-
TXD-
DATA-
2
RXD
TXD+
TXD+
DATA+
3
TXD
RXD+
RXD+
-----------
4
DTR
RXD-
RXD-
-----------
5
GND
GND
GND
GND
6
DSR
-----------
RTS-
-----------
7
RTS
-----------
RTS+
-----------
8
CTS
-----------
CTS+
-----------
9
RI
-----------
CTS-
-----------
