v
Contents
1
Product Description
1.1
Overview........................................................................................ 10
1.1.1
Feature Summary ................................................................ 10
1.1.2
Board Layout ....................................................................... 12
1.1.3
Block Diagram ..................................................................... 14
1.2
Online Support................................................................................ 15
1.3
Processor ....................................................................................... 15
1.4
System Memory .............................................................................. 16
1.4.1
Memory Configurations ......................................................... 18
1.5
Intel
®
945G Chipset......................................................................... 20
1.5.1
Intel 945G Graphics Subsystem.............................................. 20
1.5.2
USB ................................................................................... 22
1.5.3
IDE Support ........................................................................ 23
1.5.4
Real-Time Clock, CMOS SRAM, and Battery .............................. 24
1.6
PCI Express* Connectors .................................................................. 24
1.7
Legacy I/O Controller ....................................................................... 25
1.7.1
Serial Port ........................................................................... 25
1.7.2
Parallel Port......................................................................... 25
1.7.3
Diskette Drive Controller ....................................................... 25
1.7.4
Keyboard and Mouse Interface ............................................... 25
1.8
Audio Subsystem............................................................................. 26
1.8.1
Audio Subsystem Software .................................................... 26
1.8.2
Audio Connectors ................................................................. 26
1.8.3
6-Channel (5.1) Audio Subsystem........................................... 27
1.9
LAN Subsystem............................................................................... 28
1.9.1
LAN Subsystem Software....................................................... 28
1.9.2
Intel
®
82562G Physical Layer Interface Device ......................... 28
1.10
Hardware Management Subsystem .................................................... 30
1.10.1
Hardware Monitoring and Fan Control ASIC .............................. 30
1.10.2
Chassis Intrusion and Detection.............................................. 30
1.10.3
Fan Monitoring..................................................................... 30
1.10.4
Thermal Monitoring .............................................................. 31
1.11
Power Management ......................................................................... 32
1.11.1
ACPI .................................................................................. 32
1.11.2
Hardware Support ................................................................ 34
2
Technical Reference
2.1
Memory Resources .......................................................................... 39
2.1.1
Addressable Memory............................................................. 39
2.1.2
Memory Map........................................................................ 41
2.2
DMA Channels................................................................................. 41
2.3
Fixed I/O Map ................................................................................. 42
2.4
PCI Configuration Space Map ............................................................ 43
