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How to check the data is valid or not?  #1

@futechiot

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@futechiot

Hello @YetAnotherElectronicsChannel,

your work on I2S is marvelous. I'm using ICS43434 IC from Invensense (it's giving 26 bit I2s data) in mono mode. Receiving the left channel data on SAI interface of STm32 L4 using DMA functions. HAL_SAI_Receive_DMA, HAL_SAI_RxHalfCpltCallback, HAL_SAI_RxCpltCallback.

End goal of Application is to detect the noise generated on faulty water pump motors in decibel unit. To convert into decibel I have to go through Equalization, weighting of coming samples then convert it into RMS values then convert into dB.
I need help for Equalization through IIR filters.

can you help me for configuration in mono mode? cause i'm not getting your settings for stereo mode.

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