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How to read the secondary path coefficients for MFxLMS?

SigmaDSP & SigmaStudio Marcushung Jan 12, 2026 00:00 2 replies Original on forum ↗
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Marcushung Question
Jan 12, 2026 00:00

hi:

I followed the instructions on wiki.analog.com, but the secondary path coefficients I obtained were consistently 0.

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SigmaDSP Audio Processors

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Harishgowtham Reply
Jan 13, 2026 00:00

Hello Marcushung,

Please have a look at the below thread. It seems like the same issue as discussed below.

How to use the ADAU1466 MFxLMS training mode and running mode? - Q&A - SigmaDSP Processors & SigmaStudio Dev. Tool - EngineerZone

Regards,

Harish

Marcushung Reply
Jan 14, 2026 00:00

I used MFxLMS test FIR.dspproj to generate coefficients and then used it in run-time mode, but the output pins did not output anything.MFxLMS.dspproj