Instrument Control (GPIB, Serial, VISA, IVI)

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reading the data from TDS210

Hello rcarr,
       Since the error is occuring in the Initialize VI, it is probably a communication/configuration problem with the instrument.  Just as BerkO said, you should make sure that the instrument successfully responds to an ID Query in MAX.  Until you have things working well in MAX you should not add the extra layer of LabVIEW.  Use the serial settings that work in MAX in LabVIEW.

Cheers,

NathanT
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Hello Rcarr,
 
So in the initialize VI, there actually is no scanning.  The actual scanning that is causing the error probably is in Error Query VI which is being called by initalize.  I meant to say which exact block (that doesn't let you drill down anymore) is causing the problem?  Also what is the firmware revision that you are running on your instrument?
 
Also, please try to pass (through MAX) *ESR?, then do a read to see if the instrument responds with a number, then pass EVM? and do a read again to see if you are getting a proper response (relating to errors or the lack of errors).  The normal operation with no errors message should be "0,"No events to report - queue empty"\n".  Make sure you are able to get these proper responses before trying with LabVIEW.
 
Regards,
Berk
Instrument Drivers / IVI
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