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National Instruments Signal Processing Engineering Educational Device NI SPEEDY-33 User Manual

Page 41

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Glossary

© National Instruments Corporation

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NI SPEEDY-33 User Manual

peripherals

Devices that can be connected to your computer or the NI SPEEDY-33.
Common peripheral devices are USB DAQ cards, printers, and keyboards.

port

(1) A communications connection on a computer or a remote controller.
(2) A digital port, consisting of four or eight lines of digital input and/or
output.

R

ROM

Read-Only Memory

S

s

seconds

S

Samples

S/s

Samples per second—Used to express the rate at which a DAQ device
samples an analog signal.

sample

An instantaneous measurement of a signal, normally using an
analog-to-digital convertor in a DAQ device.

SPEEDY-33

Signal Processing Engineering Educational Device for Youth—A
self-contained, high-performance, programmable product for signal
processing applications.

switch (n.)

A device for routing signals between two points.

U

USB

Universal Serial Bus—A 480 Mbit/s serial bus with up to 12 Mbps
bandwidth for connecting computers to keyboards, printers, and other
peripheral devices. USB 2.0 retains compatibility with the original USB
specification.