Glossary
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National Instruments Corporation
G-5
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.
PXI Express
PCI eXtensions for Instrumentation—An open implementation of
CompactPCI Express that adds electrical features that meet the
high-performance requirements of instrumentation applications by
providing triggering, local buses, and system clock capabilities.
PXI Express also offers two-way interoperability with
CompactPCI Express products.
R
RAM
Random Access Memory—The computer’s primary workspace.
resource
Hardware settings used by devices in a computer system, including
ISA interrupt level, DMA channel, and I/O address.
RMS
Root mean squared.
See also
S
s
Seconds.
SDRAM
Synchronous Dynamic RAM (Random Access Memory)—Storage that the
computer must refresh at frequent intervals.
SO-DIMM
Small Outline Dual In-line Memory Module.
SPI Bus
Serial Peripheral Interface—A standard for controlling most any digital
electronics that accept a clocked serial stream of bits.