Intel D850EMV2L - Desktop Board Motherboard, Руководство по эксплуатации продукта, Страница: 13 / 78

Desktop Board Features
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Intel
®
82801BA I/O Controller Hub (ICH2)
The ICH2 has these features:
•
Integrated Intel
®
Ethernet LAN MAC (external PLC required)
•
Support for the PCI interface
•
Support for the Low Pin Count (LPC) interface
•
Integrated IDE controller
•
Support for CNR
•
General purpose I/O
•
Power management logic
•
Support for the System Management Bus
•
Real-Time Clock
•
Support for AC ’97 audio devices and modems
Firmware Hub (FWH)
The FWH has these features:
•
System BIOS
•
System security and manageability logic that enables protection for storing and updating of
platform information
Input/Output (I/O) Controller
The SMSC LPC47M142-NC LPC bus I/O controller features the following:
•
Low pin count (LPC) interface
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3.3 V operation
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Two serial ports
•
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 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
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PCI power management support
•
Two fan tachometer inputs
Real-Time Clock
The desktop boards have a time-of-day clock and 100-year calendar. A battery on the desktop
board keeps the clock current when the computer is turned off.