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How to calculate value of sin and cos? There is no cell for ADAU1452 but it has on Shark.

SigmaDSP & SigmaStudio jason.chencs Nov 25, 2022 00:00 3 replies Original on forum ↗
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jason.chencs Question
Nov 25, 2022 00:00

Hello Gen,

Is there any way able to calculate sin(x) and cos(x)?

x is a DC value. I need this inside of ADAU1452.

Audio Signal Processors

adau1452

software

SigmaDSP Audio Processors

SS 4.7

bitmechanic Reply
Nov 27, 2022 00:00

Sneaky way: override the parameters of a tone generator and it will output a sin() value:

SinCalc.jpg
SinCalc.jpg
jason.chencs Reply
Dec 12, 2022 00:00

Hello bitmechanic,

Could you point out the relative between fp_hi an fp_lo?

I have seen one is Q21.11 and the other is Q32.0. Thanks

jason.chencs Reply
Dec 13, 2022 00:00

Hello bitmechanic,

are u in vacation?

Could anyone else be able to help?