National Instruments USB-621 Series, User Manual

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Index
© National Instruments Corporation I-7 NI USB-621x User Manual
K
KnowledgeBase, C-1
L
LabVIEW
doc u mentation, xv
Mobile Mod u le 8. x , xiv
To u ch Panel Mod u le 8. x , xiv
LabWindows/CVI doc u mentation, xvi
LED, 3-6
Lin
u x, xiv
low impedance so u rces, 4-6
M
Mac OS X, xiv
Meas u rement St u dio doc u mentation, xvi
meas u rements
b u ffered period, 8-7
b u ffered p u lse-width, 8-5
b u ffered semi-period, 8-9
b u ffered two-signal edge-separation, 8-20
choosing freq u ency, 8-14
freq u ency, 8-10
period, 8-6
position, 8-15
p
u lse-width, 8-4
semi-period, 8-8
single period, 8-6
single p
u lse-width, 8-4
single semi-period, 8-8
single two-signal edge-separation, 8-20
two-signal edge-separation, 8-19
u sing q u adrat u re encoders, 8-16
u sing two p u lse encoders, 8-18
meas u ring
high freq u ency with two co u nters, 8-12
large range of freq u encies u sing two
co u nters, 8-13
low freq u ency with one co u nter, 8-10
averaged, 8-11
methods, data transfer, 11-1
minimizing
glitches on the o u tp u t signal, 5-2
o u tp u t signal glitches, B-3
voltage step between adjacent
channels, 4-7
mo u nting
DIN rail, 1-6
panel, 1-7
m u ltichannel scanning considerations, 4-5
MUX, 4-1
N
National Instr u ments s u pport and
services, C-1
.NET lang u ages doc u mentation, xvii
NI s u pport and services, C-1
NI-DAQmx
defa u lt co u nter terminals, 8-32
doc u mentation, xiv
device doc u mentation browser, xviii
enabling d u plicate co u nt prevention, 8-39
NI-DAQmx Base doc u mentation, xiv
NI-PGIA, 4-2
non-referenced single-ended connections
u sing with floating signal so u rces, 4-30
u sing with gro u nd-referenced signal
so u rces, 4-35
when to u se with floating signal
so u rces, 4-26
when to u se with gro u nd-referenced
signal so u rces, 4-32