• Acquire Data in the Background with Live Plot Updates

Posted: **Fri Feb 17, 2023 2:53 pm**

d = daq("directsound");
ch = addinput(d,"Audio1",1,"audio");

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function plotMyData(obj,evt)
% obj is the DataAcquisition object passed in. evt is not used.
     data = read(obj,obj.ScansAvailableFcnCount,"OutputFormat","Matrix");
     plot(data)
 end

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d.ScansAvailableFcn = @plotMyData;

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start(d,"Duration",seconds(5))