Intel Desktop Board D945GRW BOXD945GRWLK User Manual
Product codes
BOXD945GRWLK
Intel Desktop Board D945GRW Technical Product Specification
30
1.9 Legacy I/O Controller
The legacy I/O controller provides the following features:
• One serial port
• One parallel port with Extended Capabilities Port (ECP) and Enhanced Parallel Port
• One parallel port with Extended Capabilities Port (ECP) and Enhanced Parallel Port
(EPP) support
• Serial IRQ interface compatible with serialized IRQ support for PCI Conventional bus systems
• PS/2-style mouse and keyboard interfaces
• Intelligent power management, including a programmable wake-up event interface
• PCI Conventional bus power management support
• 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 legacy I/O controller.
1.9.1 Serial
Port
The Serial port A connector is located on the back panel. The serial port supports data transfers at
speeds up to 115.2 kbits/sec with BIOS support.
speeds up to 115.2 kbits/sec with BIOS support.
For information about
Refer to
The location of the serial port A connector
1.9.2 Parallel
Port
The 25-pin D-Sub parallel port connector is located on the back panel. Use the BIOS Setup
program to set the parallel port mode.
program to set the parallel port mode.
For information about
Refer to
The location of the parallel port connector
1.9.3 Keyboard and Mouse Interface
PS/2 keyboard and mouse connectors are located on the back panel.
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.
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