National-instruments Signal Processing Engineering Educational Device N Manual do Utilizador descarregar pdf (Página 41)

Glossary

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.

ROM Read-Only Memory

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.

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.

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National-instruments Signal Processing Engineering Educational Device N Manual do Utilizador Página 41