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ADAU1452 Self boot

SigmaDSP & SigmaStudio fpg Jun 21, 2021 00:00 2 replies Original on forum ↗
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fpg Question
Jun 21, 2021 00:00

Dear Mr Dave Thib

Is it possible to use ADAU1452 in selfboot mode (using SPI flash memory) to store the application and continue sending commands to DSP via SPI using a microcontroler?

tks, best regards

fernando

Audio Signal Processors

adau1452

SigmaDSP Audio Processors

ADAU1452 self boot microcontroler

ADIApproved Reply
Aug 13, 2021 00:00

Hi Fernando,

Yes. Please refer to section 'Considerations for Self Boot' in the below wiki page for Interfacing SigmaDSP Processors with a Microcontroller.
wiki.analog.com/.../microcontroller

Hope this will help you.

Regards,
Beaula C

DaveThib Reply
Aug 13, 2021 00:00

Hello Fernando,

Yes, the slave coms port is always active. Just wait until the selfboot has completed before communicating with the DSP. Reads are OK but do not write until the selfboot is complete.

Beaula gave you a great link for a lot more information.

Dave T