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RMS compression curve vs PARAM file values

SigmaDSP & SigmaStudio milanawake Apr 22, 2015 00:00 2 replies Original on forum ↗
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milanawake Question
Apr 22, 2015 00:00

Hello all,

I am using AD ADAU1452 DSP in multimedia system and need to control the compression curve of the RMS limiter while the system is running (accessing the registers of the DSP via SPI).

I am using Dynamic Processors->RMS->Full Range->No Ext Detector In->1-Ch->RMS (no gain) block in my project. When I export system files I cannot find the exact relation between RMS Compressor block compression curve and parameters in xxyyzz_PARAM.h file (MOD_COMPRESSOR2_ALG0_MONONOPOSTGAINS300FULLRANGE1POINTSxx_VALUE).

Can someone provide me formulas for calculating these values in PARAM.h file?

rms

Audio Signal Processors

adau1452

sigma studio

adau145x

SigmaDSP Audio Processors

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DaveThib Reply
Sep 29, 2016 00:00

Hello,

Have a look at this document:

https://ez.analog.com/docs/DOC-2963

Let me know if you still have questions.

Dave T

EZAdministrator Reply
Aug 2, 2018 00:00

This question has been assumed as answered either offline via email or with a multi-part answer. This question has now been closed out. If you have an inquiry related to this topic please post a new question in the applicable product forum.

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EZ Admin