Com (Serial) Port - DFI AL051-TC-E3930 User Manual

COM (Serial) Port

COM 1 can be selected among RS232, RS422 and RS485 via BIOS setting.
The serial port is asynchronous communication ports with 16C550A-compatible UARTs that can
be used with modems, serial printers, remote display terminals, and other serial devices.
BIOS Setting
Configure the serial port in the "SIO FINTEK81803" submenu of the Advanced menu in the
BIOS. Refer to Chapter 3 for more information.
Chapter 2 Hardware Installation
Chapter 2
COM 1
Pin
1
2
3
4
5
6
7
8
9
10
COM 1: RS232/422/485
1
9
10 2
19
RS232 RS422 Full Duplex
DCD- TX-
RD TX+
TD RX+
DTR- RX-
GND GND
DSR- N.C.
RTS- N.C.
CTS- N.C.
RI- N.C.
GND GND
RS485
DATA-
DATA+
N.C.
N.C.
GND
N.C.
N.C.
N.C.
N.C.
GND
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