Download LabVIEW Data Acquisition Basics Manual

Index
W
illustration, 3-14
row major order, 3-14
two-point calibration, 22-6 to 22-7
Wait (ms) VI, 6-9, 6-10
Wait+(ms) VI
finite pulse train generation, 24-15
measuring frequency and period, 26-4
stopping counter generations, 24-24
Wait on Occurrence function, 7-11 to 7-12
Wait Until Next ms Multiple VI
improving control loop
performance, 6-10
multiple-channel single-point analog
input, 6-5
software-timed analog I/O control
loops, 6-6
waveform acquisition. See buffered waveform
acquisition.
waveform generation. See buffered waveform
generation.
Web support from National Instruments,
B-1 to B-2
online problem-solving and diagnostic
resources, B-1
software-related resources, B-2
Wheatstone bridge, 21-13
Windows environment
installation and configuration
DAQ devices, 2-14
SCXI hardware, 2-18
SCXI software, 2-18
LabVIEW data acquisition hardware
support (table), 2-4 to 2-13
NI-DAQ driver, 2-3
Worldwide technical support, B-2
Write N Updates example VI, 11-3
Write to Digital Line VI, 16-2
Write to Digital Port VI
digital output application, 21-19
immediate digital I/O, 16-2
Write to Spreadsheet File VI, 7-8
U
unipolar range, 3-13, 5-7
update clock, controlling externally,
13-1 to 13-3
Generate N Updates-ExtUpdateClk VI,
13-1 to 13-2
input pins (table), 13-2
overview, 13-1
supplying test clock from DAQ
device, 13-3
Utility VIs, 3-5
V
VIs. See also Advanced VIs; Easy VIs;
Intermediate VIs.
channel, port, and counter addressing,
3-8 to 3-11
common DAQ VI parameters, 3-7
data organization for analog applications,
3-14 to 3-16
debugging, 29-1 to 29-4
default and current value conventions, 3-6
error handling, 3-8
finding VIs in LabVIEW, 3-3
limit settings, 3-11 to 3-13
organization, 3-4 to 3-5
parameter conventions, 3-5 to 3-6
SCXI examples, 21-6 to 21-10
Utility VIs, 3-5
VXI carriers and modules, LabVIEW support
for (table), 2-10
© National Instruments Corporation
I-21
LabVIEW Data Acquisition Basics Manual