Hardware Reference Manual
Glossary
GFK-3022E
September 2021
Glossary
59
Section 11 :
Glossary
AC
‘97
Audio CODEC (Coder-Decoder)
ACPI
Software standard to implement power saving modes in PC-AT systems
Basic Module
COM Express 125 x 95 mm (4.9 x 3.7 in) module form factor.
Binary values (base 2)
Represented as digits followed by
ʹ
b
ʹ
(for example 01b).
BIOS
Firmware in PC-AT system that is used to initialize system components
before handing control over to the operating system.
BIT
Built-in Test
Carrier Board
An application specific circuit board that accepts a COM Express module.
CE
Conformité Européenne (European conformity)
CCTV
Closed Circuit Television
Courier font
Text in Courier font indicates a command entry or output from a Emerson
embedded PC product using the built-in character set.
CTDP
Configurable TDP (Thermal Design Power)
CVBS
Composite Video Baseband Signal
CU
Compute Unit
DDC
VESA (Video Electronics Standards Association) standard to allow
identification of the capabilities of a VGA monitor.
DIMM
Dual In-line Memory Module
DP
VESA-defined digital video interface display port to transport audio and
video in a transmission protocol.
DVI
Digital Display Working Group (DDWG) standard that defines a standard
video interface supporting both digital and analog video signals. The digital signals use TMDS.