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LabWindows/CVI

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CVI 5.0: I need non-blocking read()!

In CVI 5.0 I need non-blocking read()! It must return error immediately if no input enable!
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We need more information. What type of read are you looking for? It sounds like an asynchronous read, but what are you reading (file I/O, tcp, datasocket, ni-daq, etc)?
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