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Get BufferDataASCII readable with Labview

Hello,

 

Iam trying to get the data from an instrument (power unit) through USB. Iam using the following invoke node. But I have the return "(Value-> array (non displayable) ". Also, if Iam using the method GetBufferData ASCII, I get unreadable data when I write to a csv file. 

 

How could I progress with this?

 

Thank you,

Pierre

 

labfun_0-1694688492680.png

 

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Hi Pierre,

 


@labfun wrote:

How could I progress with this?


I guess this is what you are talking about!?

 

You should convert the variant from that ActiveX node to a usable datatype. The manual (or the customer support of the manufacturer) should be able to tell you which datatype to expect…

 

Variant can contain any data, you need to know the formatting/datatype.

Best regards,
GerdW


using LV2016/2019/2021 on Win10/11+cRIO, TestStand2016/2019
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Hello,

 

Thank you, I see.

 

But in the case of "GetBufferData ASCIIData" node, I would think that ASCII was already a standard format.

 

Iam going to contact de manufacturer..

 

Pierre

 

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