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IMBA-690AM2 Motherboard
For more information about these modules please refer to Chapter 3 or contact the
IMBA-690AM2 reseller or vendor. Alternatively, please contact IEI at sales@iei.com.tw.
2.6.4 Super I/O chipset
The Fintek F71882FG Super I/O chipset is connected to the AMD SB600 Southbridge
through the LPC bus. The Fintek F71882FG is an LPC interface-based Super I/O device
that comes with Environment Controller integration. Some of the features of the Fintek
F71882FG chipset are listed below:
Comply with LPC Spec. 1.0
Support DPM (Device Power Management), ACPI
6/12 VID pins for VRM9.0/10.0/11.0* and CPU VID OTF (On The Fly)
Easy voltage sensor I/O (VSI/VSO) for Vcore change use.
Support automatic and dynamic voltage change function (2 Turbo pins
Turbo1# and Turbo2# for VID usage)
Provides one FDC, two UARTs, KBC and Parallel Port
H/W monitor functions
SPI interface for BIOS usage
Support AMD SID/SIC interface and Intel SST/PECI interface
32 GPIO Pins for flexible application
24/48 MHz clock input
Packaged in 128-PQFP and powered by 3.3VCC
Some of the Super I/O features are described in more detail below:
2.6.4.1 Super I/O LPC Interface
The LPC interface on the Super I/O complies with the AMD
Rev. 1.0. The LPC interface supports both LDRQ# and SERIRQ protocols as well as PCI
PME# interfaces.
2.6.4.2 Super I/O Floppy Disk Drive (FDD) Controller
The Super I/O FDD controller is compatible with the following specifications.
Compatible with IBM PC AT disk drive systems
®
Low Pin Count Specification
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