Glossary
Getting Started with Your PCI/PXI-6810 SDA
G-2
© National Instruments Corporation
A
A
amperes
AC
alternating current
AC coupled
allowing the transmission of AC signals while blocking DC signals
A/D
analog-to-digital
ADC
analog-to-digital converter—an electronic device, often an integrated
circuit, that converts an analog voltage to a digital number
address
character code that identifies a specific location (or series of locations)
in memory
ADE
application development environment—examples of ADE are
LabVIEW, LabWindows/CVI, Visual Basic, and Visual C++
amplification
a type of signal conditioning that improves accuracy in the resulting
digitized signal and reduces noise
ANSI
American National Standards Institute
API
application programming interface
ASIC
Application-Specific Integrated Circuit—a proprietary semiconductor
component designed and manufactured to perform a set of specific
functions for a specific customer
asynchronous
(1) hardware—a property of an event that occurs at an arbitrary time,
without synchronization to a reference clock (2) software—a property
of a function that begins an operation and returns prior to the
completion or termination of the operation
attenuate
to decrease the amplitude of a signal
attenuation ratio
the factor by which a signal’s amplitude is decreased
