IEI Integration NANO-9452 v1.00 - Manual (Page 33)

NANO-9452 EPIC Motherboard
Page 15
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
®
ICH7M Audio Codec ’97 Controller
The Audio Codec ’97 (AC’97) controller integrated into the ICH7M 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. The AC’97 controller supports up
to six PCM audio output channels. Complete surround sound requires six-channel audio
consisting of:
Front left
Front right
Back left
Back right
Center
Subwoofer
2.6.3 Intel
®
ICH7M IDE Interface
The integrated IDE interface on the ICH7M southbridge supports two IDE hard disks and
ATAPI devices. PIO IDE transfers up to 16MB/s and Ultra ATA transfers of 100MB/s. The
integrated IDE interface is able to support the following IDE HDDs:
Ultra ATA/100, with data transfer rates up to 100MB/s
Ultra ATA/66, with data transfer rates up to 66MB/s
Ultra ATA/33, with data transfer rates up to 33MB/s
Specification Ultra ATA/100 Ultra ATA/66 Ultra ATA/100
IDE devices 2 2 2