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4–6 415606-001 Service Reference Guide, dx2200 MT

Serial and Parallel ATA Drive Guidelines and Features

4.8.2 Native Mode

The native mode is used to access devices attached to additional ATA controllers and is not

supported by many legacy operating systems. Addresses are assigned by PCI Plug-n-Play BIOS

and the IRQ is shared with multiple controllers. Base Address Registers for the Command and

Control Block are found in the PCI Configuration Space.

■ Offset 10h—Primary Command base address

■ Offset 14h—Primary Control base address

■ Offset 18h—Secondary Command base address

■ Offset 1Ch—Secondary Control base address

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General

Chipset	Intel 945G Express
Memory	Up to 4 GB DDR2 SDRAM
Graphics	Integrated Intel Graphics Media Accelerator 950
Audio	Integrated High Definition audio
Network	Integrated 10/100/1000 Ethernet
Front Ports	2 USB 2.0, headphone, microphone
Power Supply	300W
Processor	Intel Pentium 4 or Intel Celeron
Optical Drive	DVD-ROM
Expansion Slots	1 PCI Express x16, 3 PCI
Operating System	Windows XP Professional or FreeDOS
Rear Ports	4 USB 2.0, VGA, Ethernet, Line-in, Line-out, Microphone
Storage	SATA Hard Drive (capacity varies)
USB Ports	8 USB 2.0 (2 front, 4 rear, 2 internal)