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Altera_Forum's avatar
Altera_Forum
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15 years ago

What data type the sound data from WM8731L Codec..

Hi all, I am trying to retrieve the sound data that is captured by WM8731L Codec on DE2 Board... I am refering the DE2 Karaok-machine Demonstration program. I noticed there are several ...
Altera_Forum's avatar
Altera_Forum
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15 years ago

Analyse in MATLAB? That's really a problem, you can transmit the data to your PC by using uart, usb, eth, or hostonly filesystem. If you need a realtime analysing, I suggest you analysing them in fpga by fft megacore.

May be you can use hostonly filesystem. Data from AUD_ADCDATA are signed raw data, write a .wav file on hostonly fs filled with these data in wav file format, then read the file in MATLAB by wavread.