Keyboard Connector: Jkbms1; Serial Port Connector: Com A & Com B - MSI K7D MASTER - Motherboard - ATX User Manual

Keyboard Connector: KBMS1
The mainboard provides a standard PS/2
for attaching a PS/2
this connector.
6
4
2
PS/2 Keyboard (6-pin Female)
Serial Port Connectors: COM A & COM B
The mainboard offers two 9-pin male DIN connectors as serial ports
COM A and COM B. 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 them.
1 2 3 4 5
6 7 8 9
9-Pin Male DIN Connector
®
keyboard. You can plug a PS/2
5
3
1
PIN
1
2
3
4
5
6
7
8
9
2-13
®
keyboard mini DIN connector
®
keyboard directly into
Pin Definition
PIN SIGNAL
1 Keyboard DATA
2 NC
3 GND
4 VCC
5 Keyboard Clock
6 NC
Pin Definition
SIGNAL
DCD
SIN
SOUT
DTR
GND
DSR
RTS
CTS
RI
Hardware Setup
DESCRIPTION
Keyboard DATA
No connection
Ground
+5V
Keyboard clock
No connection
DESCRIPTION
Data Carry Detect
Serial In or Receive Data
Serial Out or Transmit Data
Data Terminal Ready)
Ground
Data Set Ready
Request To Send
Clear To Send
Ring Indicate