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Altera_Forum
Honored Contributor
Honored Contributorwm8731 noise problem
Im trying to use the audio codec on the de2 board. I've written a verilog code to get the samples from the ADC and send it back to DAC. it's working well. I have designed a board which includes 4 aud...
Altera_ForumHonored Contributor
Honored ContributorHi,
that's a really strange problem. What you could try is to pass the audio data through the WM8731 (directly) and check if it is noisy. If not, you can be sure that your analog path is okay, so the problem must be in WM8731 or its configuration or FPGA. You said, your code was working on eval board, so I am wondering what's the real problem... Good luck.
