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Serial Port Connector: COM A
The mainboard offers one 9-pin male DIN connector as serial port COM
A. The port is a 16550A high speed communication port that sends/receives
16 bytes FIFOs. You can attach a serial mouse or other serial devices directly
to the connector.
1
2
3
4
6
7
8
9
9-Pin Male DIN Connector
5
PIN
1
2
3
4
5
6
7
8
9
Hardware Setup
Pin Definition
SIGNAL
DESCRIPTION
DCD
Data Carry Detect
SIN
Serial In or Receive Data
SOUT
Serial Out or Transmit Data
DTR
Data Terminal Ready)
GND
Ground
DSR
Data Set Ready
RTS
Request To Send
CTS
Clear To Send
RI
Ring Indicate
2-15
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