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Continuous sampling method get unreasonable values

Would like to measure the amplitude of a signal as attached file 'Ori.jpg', if using N samples method (1k samples, 239kHz rate) for data acqusition, the result was perfect as file '1k_N.jpg'. But the...

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Re: Continuous sampling method get unreasonable values

Values like attached.

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Re: Continuous sampling method get unreasonable values

Your pictures really do not give much of a clue. Please run your VI until some data has been gathered. Then from the Edit menu select Make Current Values Default. Save. Post the VI. Lynn

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Re: Simulating Arduino's Serial Monitor with Labview?

You have to continuously add to the string with a shift register and concatenate string function as I said. You also have to set the scroll bar position with a property node.

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Re: Continuous sampling method get unreasonable values

If you were going to attach pictures, why not one of the block diagram? And if you are going to attach pictures, at least attach one of the proper type - a snippet (look it up).Some posters have...

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Re: MAX shows PXI card when booted into Windows but not in Hypervisor mode

Nevermind, the answer turned out to be that I did not have the drivers fully installed on the real-time system.  Apparently that caused it to not recognize the cards.  I never did figure out / remember...

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Re: Binary Write vs TDMS Write

Another option is to try solution#3, you can try log channels of different rates to independent TDMS files and do manually merge to one TDMS file after the logging session completes.

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Re: How do I correctly preallocate an array to reduce memory?

Hi ToeCutter, Yes, I did that... the intialisation was outside the while loop... When I ran the vi, a big memory hit was taken (preallocation), but when reading the data in chunks and 'replacing array...

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Re: Simulating Arduino's Serial Monitor with Labview?

Hello Dennis, My apologies I didn't understand your objective when you said " Use a shift register with a concatenate string function. Take care to limit the max length of the string. Use a property...

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Re: Digital input problem

Hi FrisbeeArrays, Thank you for your advice...i try to connect the index array directly to boolean indicator but the event become not working. I also have a problem with picture ring, i use visible...

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Re: Opening two submenus in parallel

When user goes from one menu to other then I dont want for that user to close the first window then go for second. He can go for second menu then first menu VI will be minimised.

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Re: How do I correctly preallocate an array to reduce memory?

Please post a code snippet.

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Re: MT DQPSK (pi over 4) Transceiver.vi example, where to wire base-band...

You will need to go down 2 levels of sub vi's. First go to niDMT.lvlib:mod_PSK Transmitter.vi. Then down to niDMT.lvlib:mod_Create TX Sequence.vi. Then change the polymorphic vi niDMT.lvlib:MT Generate...

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Re: Image rotation

Hi, here's the actual VI. I replaced my yaw indicator with a normal numeric indicator because my actual yaw indicator is a pict ring with lots of pictures. And the file is too big to even be attached...

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Re: graphic equilizer

I do not have the filter toolkit so I substituted standard Butterworth filters with the same order and cutoff frequencies as your filters. I notice several things. 1. Your Band sliders appear to be set...

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How to get TCP/IP live data

I have a program (which is an executable) which detects the signal from a hardware and then transfer the signal into the local host TCP/IP socket. When I run the program by itself and count the bytes...

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fpga

Hola a todos los del forum, primero les quiero agradecer porque me ha servido de mucho este forum,y ahora quiro pedirles un favor. Necesito realizar un proyecto el tema es el siguiente: Controlar 2...

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Re: Extraction of a portion from graph

Hi uday, Thank you for the help .But in this VI we uses cursor to extract a part from graph. I have to extract the parts automatically. I have got the start and end points of X-axis with me now I have...

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Run a cmd command in LabVIEW with parameters

I have an executable program, for example myprogram.exe, located in "C:\Documents and Settings\myname\myprogram.exe" (I use windows xp 32 bit) When I run the program (by running cmd and type...

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Re: How to output last 4 arrays from a For Loop?

Hey... I thought I replied to this ages ago... Sorry for the delay. Thanks for the reply, altenbach.. Feels good for a newbie to see a revered guru replying to her thread. :) I'll start a new question,...

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