IEI Technology NANO-9453, User Manual

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NANO-9453 EPIC Motherboard
Page 19
2.6 Intel
®
ICH7-M Southbridge Chipset
2.6.1 Intel
®
ICH7-M Overview
The Intel® ICH7-M Southbridge chipset is connected to the Intel® 945GME Northbridge
through the chip-to-chip Direct Media Interface (DMI). Some of the features of the Intel®
ICH7-M are listed below.
Complies with PCI Express Base Specification, Revision 1.0a
Complies with PCI Local Bus Specification, Revision 2.3 and supports 33MHz
PCI operations
Supports ACPI Power Management Logic
Contains:
o
Enhanced DMA controller
o
Interrupt controller
o
Timer functions
Integrated SATA host controller with DMA operations interfaced to two SATA
connectors on the NANO-9453
Integrated IDE controller supports Ultra ATA 100/66/33
Supports the six USB 2.0 devices on the NANO-9453 with four UHCI
controllers and one EHCI controller
Complies with System Management Bus (SMBus) Specification, Version 2.0
Supports Audio Codec ’97 (AC’97) Revision 2.3
Supports Intel
®
High Definition Audio
Contains Low Pin Count (LPC) interface
Supports Firmware Hub (FWH) interface
2.6.2 Intel
®
ICH7-M Audio Codec ’97 Controller
The Audio Codec ’97 (AC’97) controller integrated into the ICH7-M complies with AC’97
Component Specification, Version 2.3. The AC’97 controller is connected to the onboard
audio connector. The audio connector is connected to an optional 5.1 channel or 7.1
channel audio kit with an embedded AC’97 audio codec.