i2s Bridge demo code

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i2s Bridge demo code

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Libra
Contributor I

In i2s applications, I need to implement full-duplex data in and data out, but the demo code uses two separate i2s groups for this purpose.

Is there a way to implement full-duplex i2s using a configuration of WS + SCK + DATA_IN + DATA_OUT?

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mayliu1
NXP Employee
NXP Employee

Hi @Libra ,

Thank you so much for your interest in our products and for using our community.

Please check  RT685 user manual, each Flexcomm I²S interface can only configured for one direction at a time—either transmit (TX) or receive (RX).

mayliu1_0-1768301731426.png

If you want realize full-duplex, you need to use two Flexcomm, one configured as TX,  and the other as RX.
 
Best Regards
MayLiu