BR-Automation Automation PC 820, User Manual, Page: 221 / 252

Appendix A • Glossary
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221 Automation PC 820 User's Manual V 1.00
3. Glossary
ACOPOS
Digital B&R servo motor drive
ACPI
Abbreviation for " A dvanced C onfiguration and P ower I nterface". Configuration interface that
enables the operating system to control the power supply for each device connected to the PC.
With ACPI, the computer's BIOS is only responsible for the details of communication with the
hardware.
ADI
Abbreviation for »Automation Device Interface« The ADI interface allows access to specific
functions (e.g. brightness control, firmware updates, static value read) of B&R devices. The
settings can be read or changed in the Control Panel with the B&R Control Center Applet
(already included in the B&R embedded operating system).
APC
Abbreviation for " A utomation PC ".
API
Abbreviation for " A pplication P rogram I nterface" The interface, which allows applications to
communicate with other applications or with the operating system.
Automation Runtime
A uniform runtime system for all B&R automation components.
Baud rate
Measurement unit for data transfer speed. It indicates the number of states for a transferred
signal per second and is measured using the baud unit of measurement. 1 baud = 1 bit/sec or 1
bps.
BIOS
An abbreviation for " B asic I nput/ O utput S ystem". Core software for computer systems with
essential routines for controlling input and output processes on hardware components, for
performing tests after system start, and for loading the operating system. Although BIOS is used
to configure a system's performance, the user does not usually come into contact with it.
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