Is it possible to read an audio signal using the audio jack as my sound interface?

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David Dijemeni 2014-5-20

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评论： David Dijemeni 2014-5-21

I am trying to display the sound level from my microphone. I have tried the sample code from matlab. It doesn't work. I am thinking I need a microphone with usb connection. How can I access the audio port using the audio jack as my sound interface?

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Star Strider 2014-5-20

What does ‘it doesn’t work’ mean?

What does it do that it shouldn’t?
What doesn’t it do that it should?

David Dijemeni 2014-5-21

The code doesn't get the sound level as code is might to

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