Habey EMB-4500 - Manual (Page 29)

Appendix
Appendix 1: Glossary
ACPI
Advanced Configuration and Power Management。ACPI specifications allow O/S to control
most power of the computer and its add-ons
BIOS
Basic input/output system, it is a kind of software including all in/out control code interface in
PC. It will do hardware testing while system is booting, and then the O/S runs. BIOS provides a
interface between O/S and hardware and is stored in a ROM chip.
BUS
In a computer system, it is the channel among different parts for exchanging data; it is also a
set of hardware lines. BUS here refers to part lines inside CPU and the main components of
system memory.
Chipset
Chipset is a Integrated set of chips for executing one or more related functions。Here it refers to
a system level chipset structured by Southbridge & Northbridge; It decides the structure and
main functions of motherboard.
CMOS
Complementary Metal-Oxide Semiconductor, which is a widely used semiconductor with the
characteristics of high-speed and low-power. COMS here refers to part of space on-board
CMOS RAM for saving date, time, system information and system parameter, ect.
COM
Computer-Output Microfilmer. A universal serial communication interface, usually adopts
normative OB 9 connector.
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