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- [ ] FEATURE REQUEST - TDM drivers for Digital Audio #21

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ghost opened this issue Oct 12, 2018 · 0 comments
Open

- [ ] FEATURE REQUEST - TDM drivers for Digital Audio #21

ghost opened this issue Oct 12, 2018 · 0 comments
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area-driver
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@ghost
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ghost commented Oct 12, 2018

TDM Audio Signals

Justification

Many multichannel audio codecs, ADCs, DACs, Digital Amplifers support multichannel TDM signals over a single i2s connection (BCK, WS, DAT). TDM also allows devices to daisy-chain. However, more channels results in higher sclk and ws frequency.

Spec
https://d3uzseaevmutz1.cloudfront.net/pubs/appNote/AN301REV1.pdf

Example high end multi-channel DAC
https://www.akm.com/akm/en/file/datasheet/AK4458VN.pdf
@sunnycase sunnycase added this to the future milestone Oct 13, 2018
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