Serial Port Connectors: Coma; Usb Connectors; Vga Connector - MSI 651M-V User Manual

Serial Port Connectors: COMA

The mainboard offers one 9-pin male DIN connector as serial port COM A. This
port is 16550A high speed communication ports 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

USB Connectors

The mainboard provides a UHCI (Universal 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

VGA Connector

The mainboard provides a DB 15-pin female connector to connect a VGA monitor.
5 1
11
15
VGA Connector
(DB 15-pin)
Pin Definition
PIN SIGNAL
1 DCD
2 SIN
3 SOUT
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RI
USB Port Description
PIN SIGNAL
1 VCC
2 -Data 0
3 +Data0
4 GND
5 VCC
6 -Data 1
7 +Data 1
8 GND
Pin Signal Description
1 RED
3 BLUE
5 GND
7 GND
9 +5V
11 N/C
13 Horizontal Sync
15 SCL
Hardware Setup
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
DESCRIPTION
+5V
Negative Data Channel 0
Positive Data Channel 0
Ground
+5V
Negative Data Channel 1
Positive Data Channel 1
Ground
Pin Signal Description
2 GREEN
4 N/C
6 GND
8 GND
10 GND
12 SDA
14 Vertical Sync
2-11