Intel Desktop Board DG31PR Technical Product Specification

Product Description

1.8 Legacy I/O Controller

The Winbond W83672DHG-A Legacy I/O controller provides the following features:

• Serial IRQ interface compatible with serialized IRQ support for PCI Conventional

bus systems

• Serial port via an onboard header

• PS/2-style mouse and keyboard interfaces

• Intelligent power management, including a programmable wake-up event interface

• PCI Conventional bus power management support

The BIOS Setup program provides configuration options for the I/O controller.

1.8.1 Keyboard and Mouse Interface

PS/2 keyboard and mouse connectors are located on the back panel.

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NOTE

The keyboard is supported in the bottom PS/2 connector and the mouse is supported

in the top PS/2 connector. Power to the computer should be turned off before a

keyboard or mouse is connected or disconnected.

For information about Refer to

The location of the keyboard and mouse connectors Figure 9, page 43