Serial Port Connectors: Com A & Com B; Vga Connector - MSI MS-6791 Manual

Serial Port Connectors: COM A & COM B
The mainboard offers two 9-pin male DIN connectors as serial port COM
A & 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 the connectors.
1 2 3 4
6 7 8 9
9-Pin Male DIN Connector

VGA Connector

The mainboard provides a DB 15-pin female connector to connect a VGA
monitor.
5
15
VGA Connector
(DB 15-pin)
5
PIN
1
2
3
4
5
6
7
8
9
1
11
Hardware Setup
Pin Definition
SIGNAL DESCRIPTION
DCD Data Carry Detect
SIN Serial In or Receive Data
SOUT Serial Out or Transmit Data
DTR Data Terminal Ready)
GND Ground
DSR Data Set Ready
RTS Request To Send
CTS Clear To Send
RI Ring Indicate
Pin Signal Description
1 RED
2 GREEN
3 BLUE
4 N/C
5 GND
6 GND
7 GND
8 GND
9 +5V
10 GND
11 N/C
12 SDA
13 Horizontal Sync
14 Vertical Sync
15 SCL
2-13