MSI MD 5000 - Serial Port Connector: COM a

2-15
Hardware Setup
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.
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
Pin Definition
9-Pin Male DIN Connector
1 2 3 4 5
6 7 8 9