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Altera_Forum's avatar
Altera_Forum
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13 years ago

Question about WM8731 - I already read the datasheet.

There is something I am not able to understand. I'd like to record a few seconds of data from line in, store them into a ram and then playback the recorded data. Looking at the connections pro...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

Besides the codec datasheet, your question about suitable connection to FPGA should be basically answered by the DE1 demonstration projects, e.g. DE1_SD_Card_Audio. You'll find that the codec signals are primarly connected to the AUDIO_DAC_FIFO.v module.

Regarding memory options for data storage, DE1 has also SRAM and SDRAM, so there should be no problem to store sound data.