User Manual

NANO-9452 EPIC Motherboard
Page 178
AC ’97
Audio Codec 97 (AC’97) refers to a codec sta ndard developed by Intel®
in 1997.
ACPI
Advanced Configuration and Power Interface (ACPI) is an OS-directed
configuration, power management, and thermal management interface.
AHCI
Advanced Host Controlle r Interface (AHCI) is a SATA Host controller
register-level interface.
ATA
The Advanced Technology Attachment (ATA) interface connects storage
devices including hard disks and CD-ROM drives to a computer.
ARMD
An ATAPI Removable Med ia Device (ARMD) is any ATAPI device that
support s removable media, besides CD and DVD drives.
ASKIR
Amplitude Shift Keyed Infrared (ASKIR) is a form of modulation that
represents a digital si gnal by varying the amplitude (“volume”) of the
signal. A low amplitude signal represents a binary 0, while a high
amplitude signal represents a binary 1.
BIOS
The Basic Input/Output System (BIOS) is firmware that is first run when
the computer is turned on and can be configured by the end user
CODEC
The Compressor-Decompressor (CODEC) encodes a nd decodes digital
audio data on the system.
CompactFlash®
CompactFlash® is a solid-state storage device. CompactFlash® devices
use flash memory in a standard size enclosure. Type II is thicker than
Type I, but a Type II slot can support both types.
CMOS
Compliment ary metal-oxide-conductor i s an integ rate d circuit used in
chips li ke static RAM and microprocessors.
COM
COM refers to serial ports. Serial ports offer serial communication to
expansion de vices. The serial port on a personal computer is usually a
male DB-9 connector.
DAC
The Digital-to -Analog Converter (DAC) converts digital signals to analog
signals.
DDR
Double Data Rate refers to a data bus transferring data on both the risin g
and falling edges of the clo ck signal.