2-18
MS-9618 ATX Server Board
Serial Port Header: COM2
The mainboard offers one 9-pin header as serial port. The port is a 16550A high
speed communication port that sends/receives 16 bytes FIFOs. You can attach a
serial mouse or other serial device directly to it.
Pin Definition
PIN
SIGNAL
DESCRIPTION
1
DCD
Data Carry Detect
2
SIN
Serial In or Receive Data
3
SOUT
Serial Out or Transmit Data
4
DTR
Data Terminal Ready
5
GND
Ground
6
DSR
Data Set Ready
7
RTS
Request To Send
8
CTS
Clear To Send
9
RI
Ring Indicate
COM 2
1
9
2
LCD Panel Connector: JLCD1
The connector is additionally provided for connection to a LCD panel, which shows
information on the panel for you to identify the current status or mode of the con-
nected system.
PIN
SIGNAL
1
TX
2
RX
3
NC
4
GND1
5
GND0
6
VCC
JLCD1
1
2
5
6
