Problem with AudioDataCollection function

I have created a MALTAB script called AudioDataCollection.m. This file executes perfectly.

However, whenver I transform this script into a function by setting

>>function AudioDataCollection(T)

I will get this error

>>

Undefined function or variable 'audioIn'.

Error in AudioDataCollection (line 36)

myx = audioIn();

<<

I have tryed many things unsucesfully. hence I need your help. Can you you help me:

Answer 1

[Veton Kepuska]

I already solved this problem. It was undelcared function use, corrected by the foloiwng line of code:

audioIn = audioDeviceReader('SampleRate',fs, ...

'SamplesPerFrame',floor(fs/20));

Thanks

Veton