Intel ® 82801Db I/O Controller Hub (Ich4); Firmware Hub (Fwh); Input/Output (I/O) Controller; Integrated Graphics - Intel D845GLVA Product Manual

Intel Desktop Board D845GLVA Product Guide
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Intel 82801DB I/O Controller Hub (ICH4)
The ICH4 integrates many I/O functions and provides the I/O subsystem with access to the rest of
the platform. ICH4 features on Desktop Board D845GLVA include:
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Integrated IDE controller supports two Ultra DMA-33 and ATA-66/100 channels and
PIO modes
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SMBus interface
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FWH interface
•
Low pin count (LPC) interface
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AC '97 2.1 compliant link for audio and telephony codecs
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Integrated Intel 82562ET 10/100 Mbit/sec Platform LAN Connect (PLC) device for interfacing
the ICH4 LAN connect interface to LAN connect component
•
Three UHCI and one ECHI compliant host controllers supporting up to four USB ports

Firmware Hub (FWH)

The 4 Mbit Firmware Hub has these features:
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System BIOS
•
System security and management logic

Input/Output (I/O) Controller

The SMSC LPC47M172 ultra I/O controller features the following:
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Low pin count (LPC) interface
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3.3 V operation
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One serial port
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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 1.2 MB, 1.44 MB, or 2.88 MB diskette drive
•
Intelligent power management, including a programmable wake up event interface
•
PCI power management support

Integrated Graphics

The integrated graphics on Desktop Board D845GLVA feature:
•
Intel 845GL chipset
•
Intel Extreme Graphics
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