9 legacy i/o controller, 1 serial port, 2 parallel port – chiliGREEN D945GBZ User Manual

Page 27: 3 diskette drive controller, 4 keyboard and mouse interface, Legacy i/o controller, Serial port, Parallel port, Diskette drive controller, Keyboard and mouse interface

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Product Description

27

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

(EPP) support

• Serial IRQ interface compatible with serialized IRQ support for PCI Conventional bus systems
• PS/2-style mouse and keyboard interfaces
• Interface for one 1.44 MB or 2.88 MB diskette drive
• 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.

For information about

Refer to

The location of the serial port A connector

Figure 19, page 55

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.

For information about

Refer to

The location of the parallel port connector

Figure 19, page 55

1.9.3 Diskette Drive Controller

The legacy I/O controller supports one diskette drive. Use the BIOS Setup program to configure
the diskette drive interface.

For information about

Refer to

The location of the diskette drive connector

Figure 20, page 56

1.9.4 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.

For information about

Refer to

The location of the keyboard and mouse connectors

Figure 19, page 55

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