National Instruments 6023E - Manual (Page 125)

Glossary
6023E/6024E/6025E User Manual G-12 ni.com
update the output equivalent of a scan. One or more analog or digital output
samples. Typically, the number of output samples in an update is equal to
the number of channels in the output group. For example, one pulse from
the update clock produces one update which sends one new sample to every
analog output channel in the group.
update rate the number of output updates per second
V
V volts
Vcc positive supply voltage
VDC volts direct current
VI virtual instrument—(1) a combination of hardware and/or software
elements, typically used with a PC, that has the functionality of a classic
stand-alone instrument (2) a LabVIEW software module (VI), which
consists of a front panel user interface and a block diagram program
V
IH
volts, input high
V
IL
volts, input low
V
in
volts in
V
m
measured voltage
V
OH
volts, output high
V
OL
volts, output low
V
ref
reference voltage
V
rms
volts, root mean square