03-21-2014 08:12 AM
Dear all;
I have downloaded the three VIs of Lock-in start-up kit
http://http://www.ni.com/white-paper/5613/en/
But I have problem of the input cluster of Reference Input of LockinDemodulatorSettings.vi
I don't know the data type of rolloff and type of these inputs.
03-21-2014 09:57 AM
The Reference Info according to the description is this:
A cluster populated by the LockInPLL.vi. The cluster contains information necessary to generate mixer and low-pass filter parameters.
What it actually is, is a cluster needing a frequency, phase, order, Updated (whatever that means) a block size, and a "FS" which I'm guessing is the sampling frequency.
Attached is a version that allows you to see the front panel controls so you can see what the controls and type are. All I did was delete the decoration, saved in 2011.
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03-21-2014 10:16 AM
I have downloaded the file before, and then those pages are found.
Is it means that the corresponding digital display is value for setting the vi?
03-21-2014 10:22 AM
Your English hurts my head on a Friday.
Those pictures are of enums of the Rolloff and Type. There is no need to worry about the value behind the setting, just that the right setting is selected.
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03-21-2014 11:30 AM
My mother tongue is not english, so I feel sorry that my english hurt your head.