MSI Hetis 945 - Serial Port Connectors and Pin Definition

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The mainboard offers two 9-pin male DIN connectors as serial ports. The ports
are 16550A high speed communication ports that send/receive 16 bytes FIFOs. You
can attach a serial mouse or other serial devices directly to the connectors.
Serial Ports
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
Serial Port Pin Definition
9-Pin Male DIN Connector
1 2 3 4 5
6 7 8 9
IEEE 1394 Port (For Standard Version)
The back panel provides one standard IEEE 1394 port. The standard IEEE 1394
port connects to IEEE 1394 devices without external power. The IEEE 1394 high-speed
serial bus complements USB by providing enhanced PC connectivity for a wide range
of devices, including consumer electronics audio/video (A/V) appliances, storage
peripherals, other PCs, and portable devices.
1394 Port