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Altera_Forum's avatar
Altera_Forum
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15 years ago

About the UP audio core

I 'm working on a project building a recorder with WM8731 that record sound from MICIN, using ADC to handle it , then pass to DAC and feed Lineout. I tried DE2_MEDIA_COMPUTER and the effect of play-b...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

I've figure out how to make a high-quality recording of MICIN inputs finally. i'll share with u. Just use interrupt from AUDIO CORE to handle the data stream by calling HAL in UP core provided by altera. The sound quality is fabulous. If you use the reference design from altera's Media Computer, you'll find the quality quite disgusting. Just change to code, and use interrupt. It'll work out fine