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MS-6580 ATX Mainboard
RJ-45 LAN Jack (Optional)
The mainboard provides a RJ-45 connector that allows your computer
to be connected to a network environment.
LAN Jack
(RJ-45)
Activity
Indicators
Pin Signal Description
1 TDP Transmit differential pair
2 TDN Transmit differential pair
3 RDP Receive differential pair
4 NC Not used
5 NC Not used
6 RDN Receive differential pair
7 NC Not used
8 NC Not used
Serial Port Connector: COM A
The mainboard offers one 9-pin male DIN connector as the serial port
COM A. This serial port connector 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.
9-Pin Male DIN Connector
1 2 3 4 5
6 7 8 9
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
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