National Instruments NI 1450 Series - Manual (Page 77)

Glossary
© National Instruments Corporation G-3 NI 1450 Series Compact Vision System User Manual
N
NI-IMAQ Driver software for National Instruments image acquisition (IMAQ)
hardware.
P
PG Pulse Generation.
PLC Programmable Logic Controller. An industrial computer used for factory
automation, process control, and manufacturing systems.
POST Power-On Self Test.
R
ROI Region of interest. A hardware-programmable rectangular portion of the
acquisition window.
RS-232 Standard electrical interface for serial data communications.
S
subnet A set of systems whose IP addresses are configured such that they can
communicate directly with one another. Data will not flow through an
intermediate router.
T
TCP Transmission Control Protocol. A set of standard protocols for
communicating across a single network or interconnected set of networks.
TCP is for high-reliability transmissions.
U
UDP User Datagram Protocol. A set of standard protocols for communicating
across a single network or interconnected set of networks. UDP is for
low-overhead transmissions.