Glossary
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National Instruments Corporation
G-5
PCI-Based MXI-2 Interface for Windows
G
GPIB
General Purpose Interface Bus (IEEE 488)
H
hex
hexadecimal; the numbering system with base 16, using the digits 0 to 9
and letters A to F
Hz
hertz; cycles per second
I
IEEE
Institute of Electrical and Electronics Engineers
I/O
input/output; the techniques, media, and devices used to achieve
communication between machines and users
instrument driver
A set of routines designed to control a specific instrument or family of
instruments, and any necessary related files for LabWindows/CVI or
LabVIEW
interrupt
A means for a device to request service from another device
interrupt handler
A VMEbus functional module that detects interrupt requests generated by
Interrupters and responds to those requests by requesting status and identify
information
interrupt level
The relative priority at which a device can interrupt
K
KB
Kilobytes of memory
L
logical address
An 8-bit number that uniquely identifies each VXIbus device in a system.
It defines the A16 register address of a device, and indicates Commander
and Servant relationships.
