Instrument Control (GPIB, Serial, VISA, IVI)

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Sincronize 3 Visa reads

Sorry for the long waiting

 

I tried rev 5 and it didn't worked.

Here are the results.

Flow

Flow.png

PressurePressure.png

 

So it was the same as rev 4. I don't know why it doesn't synchronize, but I got a new bluetooth sensor. So now I have 3 of it and I am think they are synchronize, but there was a error on the new one and we are trying to solve.

 

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Message 31 of 34
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Try this code.  The timing data looks suspect, its out of synch at first then falls into synch which makes me think the get_data.vi subvi settings were lost.   See - http://zone.ni.com/reference/en-XX/help/372614J-01/lvconcepts/reentrancy/

 

I was setting the "get_data.vi" as re-entrant (pre-allocated clone) but I think it was linking to an old version and when I converted to 2013 that was lost. Once you open this version, open the "get_data.vi" and check that the word clone appears.

rev5_clones.png

 

 

Hopefully this solves the issue, regardless of USB or Bluetooth.

 

Craig

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Message 32 of 34
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Once again, guys thanks for all your help.

I got a third bluetooth sensor and it was all syncronized with rev4 version. But when we got the third one, we saw that something was wrong and that why I had my delay to reply you guys. We had to change the sensor firmware because it was with the wrong range.

 

As the point here was to syncronize every one, I try this last rev and here are the results.

 

Flow

FinaltestFlow.png

 

PressureFinaltestPressure.png

 

They are the same sensors as rev0 and now they are all synchronized. The sensor 2 (red) is the usb sensor and everything is synchronized and working very fine.

If you guys want to see the data, I put it here in the attachment.

As I had to change something in the code because the COM port was different, I will just try to ajust that and post the Definitive Version here.

 

And as I say before, thanks for all the help!

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Message 33 of 34
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Glad to hear its working! 

 

When you have time I'd like to see the results of the final code I posted, just out of curiosity.

 

Cheers.

Craig

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