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Altera_Forum's avatar
Altera_Forum
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16 years ago

DE1 audio codec

I have a problem with the sound in DE1 board: the volume is very low, I'm using audio core, audio/video inic,Development Board External Interface core, and Audio and Video Config with NIOS II process...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

You can refer audio codec data sheet for volume control register for line out and head phone output.

You have to send these register value using I2C interface.

Regards,

Hardik