Intel D945PLRN

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Contents
1 Product Description
1.1 Overview ......................................................................................................................10
1.1.1 Feature Summary..........................................................................................10
1.1.2 Manufacturing Options ..................................................................................11
1.1.3 Board Layout .................................................................................................12
1.1.4 Block Diagram ...............................................................................................14
1.2 Online Support .............................................................................................................15
1.3 Processor.....................................................................................................................15
1.4 System Memory ...........................................................................................................16
1.4.1 Memory Configurations .................................................................................17
1.5 Intel
®
945PL Chipset....................................................................................................20
1.5.1 USB ...............................................................................................................20
1.5.2 IDE Support...................................................................................................21
1.5.3 Real-Time Clock, CMOS SRAM, and Battery................................................23
1.6 PCI Express Connectors..............................................................................................27
1.7 Legacy I/O Controller ...................................................................................................27
1.7.1 Serial Port......................................................................................................27
1.7.2 Parallel Port...................................................................................................28
1.7.3 Diskette Drive Controller................................................................................28
1.7.4 Keyboard and Mouse Interface .....................................................................28
1.8 Audio Subsystem .........................................................................................................29
1.8.1 Audio Subsystem Software ...........................................................................29
1.8.2 Audio Connectors..........................................................................................29
1.8.3 6-Channel (5.1) Audio Subsystem.................................................................30
1.9 LAN Subsystem ...........................................................................................................31
1.9.1 LAN Subsystem Software..............................................................................31
1.9.2 Intel
®
82562GX Physical Layer Interface Device ..........................................31
1.10 Hardware Management Subsystem.............................................................................33
1.10.1 Hardware Monitoring and Fan Control ASIC.................................................33
1.10.2 Chassis Intrusion and Detection....................................................................33
1.10.3 Fan Monitoring...............................................................................................33
1.10.4 Thermal Monitoring........................................................................................34
1.11 Power Management.....................................................................................................35
1.11.1 ACPI ..............................................................................................................35
1.11.2 Hardware Support .........................................................................................37
2 Technical Reference
2.1 Memory Map ................................................................................................................41
2.2 Fixed I/O Map...............................................................................................................42
2.3 PCI Configuration Space Map......................................................................................43
2.4 Interrupts......................................................................................................................44
2.5 DMA Channels.............................................................................................................45
2.6 PCI Conventional Interrupt Routing Map .....................................................................45