You wrote:
I am trying to find a way to hide some of the book-keeping associated with VISA references... I want to make ... some very high level VIs like "Get Wavefrom", "Move Motor", "Get Spectrum", etc... but maintain similar efficiency as a VI that passes the reference all over the place...
I'd highly recommend looking at the LabVIEW Component Oriented Design (LCOD) presented in "A Software Engineering Approach to LabVIEW" by Conway and Watts. It sounds like that is exactly what you're trying to do.
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EnWirementally,
Paul F. Sullivan----------------------------------------------------
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