Universal Library
for
LabVIEW™
User’s Guide
Document Revision 9, March, 2007
Copyright 2007, Measurement Computing Corporation
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Management committed to your satisfaction!
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mission:
To provide PC-based data acquisition hardware and software that will save time and save money.
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Lifetime warranty: Every hardware product manufactured by Measurement Computing Corporation is warranted
against defects in materials or workmanship for the life of the product. Products found defective are repaired or replaced
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special, incidental or consequential damage arising from the use of its products, even if Measurement Computing
Corporation has been notified in advance of the possibility of such damages.
Universal Library for LabVIEW™ User's Guide
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Trademark and Copyright Information
TracerDAQ, Universal Library, Harsh Environment Warranty, Measurement Computing Corporation, and the
Measurement Computing logo are either trademarks or registered trademarks of Measurement Computing Corporation.
Windows, Microsoft, and Visual Studio are either trademarks or registered trademarks of Microsoft Corporation
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Notice
Measurement Computing Corporation does not authorize any Measurement Computing Corporation product
for use in life support systems and/or devices without prior written consent from Measurement Computing
Corporation. Life support devices/systems are devices or systems which, a) are intended for surgical
implantation into the body, or b) support or sustain life and whose failure to perform can be reasonably
expected to result in injury. Measurement Computing Corporation products are not designed with the
components required, and are not subject to the testing required to ensure a level of reliability suitable for the
treatment and diagnosis of people.
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Table of Contents
Introducing the Universal Library for LabVIEW™ ............................................7
Installing and Configuring UL for LabVIEW......................................................8
Installing the software ........................................................................................................................8
Configuring your MCC hardware for use with UL for LabVIEW VIs ...................................................8
Overview of the Universal Library VIs...............................................................9
Analog I/O VIs....................................................................................................................................9
Signal conditioning VIs.....................................................................................................................10
Counter VIs......................................................................................................................................11
Digital I/O VIs...................................................................................................................................12
Streamer file VIs ..............................................................................................................................12
Memory board VIs ...........................................................................................................................13
Miscellaneous VIs............................................................................................................................13
How to use the LabVIEW Extensions (VIs) .....................................................15
Using the Library with LabVIEW ......................................................................................................15
UL function contexts: foreground (__Fg) and background (__Bg) ...............................................16
UL Extension VI example programs ................................................................................................16
Universal Library Virtual Instruments (VIs).....................................................18
Analog Input VIs ..............................................................................................................................18
AIn.VI ...........................................................................................................................................18
AInScBg.VI...................................................................................................................................20
AInScFg.VI...................................................................................................................................22
APretrBg.VI ..................................................................................................................................24
APretrFg.VI ..................................................................................................................................26
ATrigger.VI...................................................................................................................................28
ALoadQue.VI ...............................................................................................................................29
OptAIn.VI .....................................................................................................................................30
SetTrig.VI .....................................................................................................................................33
TIn.VI ...........................................................................................................................................35
TInScan.VI ...................................................................................................................................37
Analog Output VIs............................................................................................................................39
AOut.VI ........................................................................................................................................39
AOutScFg.VI ................................................................................................................................40
AOutScBg.VI................................................................................................................................42
Signal conditioning VIs.....................................................................................................................44
ACvtData.VI .................................................................................................................................44
ACnvPrDt.VI.................................................................................................................................45
ACal.VI.........................................................................................................................................46
FromEng.VI..................................................................................................................................47
ToEng.VI ......................................................................................................................................48
ScaleArr.VI...................................................................................................................................49
ScalePnt.VI ..................................................................................................................................50
Counter VIs......................................................................................................................................51
C8254Cfg.VI ................................................................................................................................52
C7266Config.VI............................................................................................................................53
C8536Cfg.VI ................................................................................................................................55
C8536Init.VI .................................................................................................................................56
C9513Config.VI............................................................................................................................57
C9513Init.VI .................................................................................................................................60
CFreqIn.VI....................................................................................................................................62
CIn.VI ...........................................................................................................................................64
CIn32.VI .......................................................................................................................................65
CLoad.VI ......................................................................................................................................66
CLoad32.VI ..................................................................................................................................67
CStatus.VI....................................................................................................................................68
CStore.VI .....................................................................................................................................69
Digital I/O VIs...................................................................................................................................71
