Iei-integration NOVA-945GSE v1.01 Bedienungsanleitung Seite 35

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NOVA-945GSE 5.25” SBC
Page 35
2.5 Intel
®
ICH7-M Southbridge Chipset
2.5.1 Intel
®
ICH7-M Overview
The Intel® ICH7-M chipset is connected to the Intel® 945GSE GMCH 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 NOVA-945GSE
Supports the four USB 2.0 devices on the NOVA-945GSE 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
Serial peripheral interface support
2.5.1.1 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 integrated to a RealTek
ALC655 audio codec. The RealTek ALC655 is in turn connected to on-board audio
connectors, which are then connected to compliant audio devices. The RealTek ALC655
is a 16-bit, full-duplex AC'97 Rev. 2.3 compatible six-channel audio codec. The codec and
the audio connectors are shown in
708HFigure 2-8.
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