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MS-7236 Mainboard
2-10
Back Panel
Mouse/Keyboard Connector
The mainboard provides a standard PS/2
®
mouse/keyboard mini DIN connector for
attaching a PS/2
®
mouse/keyboard. You can plug a PS/2
®
mouse/keyboard directly
into this connector. The connector location and pin assignments are as follows:
Serial Port Connector: COM Port
The mainboard offers one 9-pin male DIN connector COM Port. It’s a 16550A high
speed communication port that send/receive/ 16 bytes FIFOs. You can attach a serial
mouse or other serial device directly to it.
The back panel provides the following connectors:
Keyboard
COM Port
USB Ports
Mouse Parallel LAN
L-Out
Mic
CS-Out
Surround
Out
RS-OutL-In
PIN SIGNAL DESCRIPTION
1 Mouse/Keyboard Data Mouse/Keyboard data
2 NC No connection
3 GND Ground
4 VCC +5V
5 Mouse/Keyboard Clock Mouse/Keyboard clock
6 NC No connection
Pin Definition
PS/2 Mouse / Keyboard
(6-pin Female)
2
1
3
4
5
6
9-Pin Male DIN Connector
COM Port
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