Intel D845GVFN Product Specification - Page 28

I/O Controller

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Intel Desktop Board D845GVFN Technical Product Specification 1.9 I/O Controller The SMSC LPC47M172 or National Semiconductor PC87372 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 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 power management support The BIOS Setup program provides configuration options for the I/O controller. For information about SMSC LPC47M172 I/O controller National Semiconductor PC87372 Refer to http://www.smsc.com http://www.national.com 1.9.1 Serial Ports The desktop board has two serial port connectors. Serial port A is located on the back panel. Serial port B (optional) is accessible using a connector on the component side of the desktop board. The serial ports support data transfers at speeds up to 115.2 kbits/sec with BIOS support. For information about The location of the serial port A connector The location of the optional serial port B connector Refer to Figure 4, page 46 Figure 7, page 52 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. 1.9.3 Diskette Drive Controller The I/O controller supports one diskette drive. Use the BIOS Setup program to configure the diskette drive interface. 1.9.4 Keyboard and Mouse Interface PS/2 keyboard and mouse connectors are located on the back panel. INTEGRATOR'S 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. 28

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Intel Desktop Board D845GVFN Technical Product Specification
28
1.9 I/O Controller
The SMSC LPC47M172 or National Semiconductor PC87372 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 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 power management support
The BIOS Setup program provides configuration options for the I/O controller.
For information about
Refer to
SMSC LPC47M172 I/O controller
National Semiconductor PC87372
1.9.1
Serial Ports
The desktop board has two serial port connectors.
Serial port A is located on the back panel.
Serial
port B (optional) is accessible using a connector on the component side of the desktop board.
The
serial ports support 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 4, page 46
The location of the optional serial port B connector
Figure 7, page 52
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.
1.9.3
Diskette Drive Controller
The I/O controller supports one diskette drive. Use the BIOS Setup program to configure the
diskette drive interface.
1.9.4
Keyboard and Mouse Interface
PS/2 keyboard and mouse connectors are located on the back panel.
#
INTEGRATOR’S 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.