Intel D845GLAD Product Guide - Page 12

Intel® 82845GL Graphics and Memory Controller Hub (GMCH), Intel® 82801DB I/O Controller Hub (ICH4)

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Intel Desktop Boards D845GLLY and D845GLAD Product Guide Intel® 82845GL Graphics and Memory Controller Hub (GMCH) The GMCH provides the processor, system memory, and hub interfaces in the Intel 845GL chipset platform. Features on Desktop Boards D845GLLY and D845GLAD include: • Single processor support with 400 MHz data transfer rate • Support for up to 2 GB SDR-SDRAM at 133 MHz operation (Desktop Board D845GLLY) • Support for up to 2 GB DDR SDRAM at 266/200 MHz operation (Desktop Board D845GLAD) ✏ NOTE 512 Mbit technology has not been validated on these Intel desktop boards. 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 Boards D845GLLY and D845GLAD include: • Integrated IDE controller supports two Ultra DMA-33 and ATA-66/100 channels and PIO modes • SMBus interface • FWH interface • Low pin count (LPC) interface • AC '97 2.1 compliant link for audio and telephony codecs • 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: • System BIOS • System security and management logic Input/Output (I/O) Controller The SMSC LPC47M102S-MC ultra I/O controller features the following: • Low pin count (LPC) interface • 3.3 V operation • Two serial ports (one via a board header) • 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 12

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Intel Desktop Boards D845GLLY and D845GLAD Product Guide
12
Intel
®
82845GL Graphics and Memory Controller Hub (GMCH)
The GMCH provides the processor, system memory, and hub interfaces in the Intel 845GL chipset
platform.
Features on Desktop Boards D845GLLY and D845GLAD include:
•
Single processor support with 400 MHz data transfer rate
•
Support for up to 2 GB SDR-SDRAM at 133 MHz operation (Desktop Board D845GLLY)
•
Support for up to 2 GB DDR SDRAM at 266/200 MHz operation (Desktop Board
D845GLAD)
✏
NOTE
512 Mbit technology has not been validated on these Intel desktop boards.
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 Boards D845GLLY and D845GLAD include:
•
Integrated IDE controller supports two Ultra DMA-33 and ATA-66/100 channels and
PIO modes
•
SMBus interface
•
FWH interface
•
Low pin count (LPC) interface
•
AC ’97 2.1 compliant link for audio and telephony codecs
•
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:
•
System BIOS
•
System security and management logic
Input/Output (I/O) Controller
The SMSC LPC47M102S-MC ultra I/O controller features the following:
•
Low pin count (LPC) interface
•
3.3 V operation
•
Two serial ports (one via a board header)
•
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