Serial Port Connector: Com Port; Vga Connector (945G Only; Usb Connectors - MSI 945G Neo2 Series User Manual

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.
1 2 3 4 5
6 7 8 9
9-Pin Male DIN Connector
COM Port

VGA Connector (945G Only)

The mainboard provides a DB 15-pin female connector to connect a VGA
monitor.
5
11
15
VGA Connector
(DB 15-pin)

USB Connectors

The mainboard provides an OHCI (Open Host Controller Interface) Universal
Serial Bus root for attaching USB devices such as keyboard, mouse or other USB-
compatible devices. You can plug the USB device directly into the connector.
1 2 3 4
5 6 7 8
USB Ports
PIN
1
2
3
4
5
6
7
8
9
Pin
1
1
3
5
7
9
11
13
15
PIN SIGNAL
1 VCC
2 -Data 0
3 +Data0
4 GND
5 VCC
6 -Data 1
7 +Data 1
8 GND
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
Signal Description Pin
RED 2
BLUE 4
GND 6
GND 8
+5V 10
N/C 12
Horizontal Sync 14
SCL
USB Port Description
DESCRIPTION
+5V
Negative Data Channel 0
Positive Data Channel 0
Ground
+5V
Negative Data Channel 1
Positive Data Channel 1
Ground
Hardware Setup
Signal Description
GREEN
N/C
GND
GND
GND
SDA
Vertical Sync
E-2-11