Glossary
© National Instruments Corporation
G-5
PXI-8150 Series User Manual
MB
megabytes of memory
MTBF
Mean time between failure
MTTR
Mean time to repair
N
NI-488 or NI-488.2
The National Instruments software for GPIB systems
NI-DAQ
The National Instruments software for data acquisition instruments
NI-VISA
The National Instruments implementation of the VISA standard; an
interface-independent software that provides a unified programming
interface for VXI, GPIB, and serial instruments
NMI
Non-maskable interrupt; high-priority interrupt that cannot be disabled
by another interrupt. It is used to report malfunctions such as parity, bus
and math coprocessor errors.
P
PCI
Peripheral Component Interconnect. The PCI bus is a high-performance
32-bit or 64-bit bus with multiplexed address and data lines.
PCMCIA
Personal Computer Memory Card International Association
peripheral
any hardware device connected to a computer, such as a monitor,
keyboard, printer, plotter, disk or tape drive, graphics tablet, scanner,
mouse, and so on
POSC
Power On Self Configuration
PXI
PCI eXtensions for Instrumentation; an open implementation of
CompactPCI that adds electrical features that meet the high-
performance requirements of instrumentation applications by providing
triggering, local buses, and system clock capabilities. PXI also offers
two-way interoperability with CompactPCI products.
