Glossary
© National Instruments Corporation G-3 M Series User Manual
AO 0 Analog channel 0 output signal.
AO 1 Analog channel 1 output signal.
AO 2 Analog channel 2 output signal.
AO 3 Analog channel 3 output signal.
AO GND Analog output ground signal.
application A software program that creates an end-user function.
arm The process of getting an instrument ready to perform a function. For
example, the trigger circuitry of a digitizer is armed, meaning that it is
ready to start acquiring data when an appropriate trigger condition is met.
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.
B
b Bit—One binary digit, either 0 or 1.
B Byte—Eight related bits of data, an eight-bit binary number. Also used to
denote the amount of memory required to store one byte of data.
block diagram A pictorial description or representation of a program or algorithm.
BNC Bayonet-Neill-Concelman—A type of coaxial connector used in situations
requiring shielded cable for signal connections and/or controlled
impedance applications.
buffer 1. Temporary storage for acquired or generated data.
2. A memory device that stores intermediate data between two devices.
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