Duratech DA05 WinCE Manual do Utilizador descarregar pdf (Página 22)

UniversitàdegliStudidiCatania

IntroductiontoNILabVIEW

 LabVIEWG‐Language:ExpressVIs

AnExpressVI isaVIwhose settingsyoucanconfigureinteractivelythroughadialogbox.ExpressVIsappearonthe

blockdiagramasexpandablenodeswithiconssurroundedbyabluefield.

YoucanconfigureanExpressVIbysettingoptionsintheconfigurationdialogboxthat

appearswhenyouplacetheExpressVIontheblockdiagram.

TheprimarybenefitofExpressVIsistheirinteractiveconfigurability.ExpressVIsareuseful

whenyouwanttogiveusersaVIorlibr aryofVIsforbuildingtheirownapplicationseasily

withminimalprogrammingexpertise.

ExpressVIsdonotproviderun‐timeinteractiveconfigurationforVIs.Ifyouneedrun‐time

reconfiguration,buildanapplicationwithauserinterfacethatcontainsfeaturessimilartoa

configurationdialogbox.ExpressVIsaredesignedforeaseof

use.

Ifyouneedanapplicationtorunwithstrictmemoryrestrictionsorhighexecutionspeeds,

usestandardVIs.

DIEEI

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