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adau1452

Processors & DSP Sergica Jun 3, 2026 00:00 1 replies Original on forum ↗
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Sergica Question
Jun 3, 2026 00:00

Hello everyone.
I hope you can help me with what is, for me, my next challenge.
With my Asian-made board based on the ADAU1452, I want to connect two CS42448 codecs.
I already know I'll have to configure SigmaStudio to work, but now I have some more hardware-related questions.
Since the ADAU board has 30 male headers, which ones do I need to connect to the codecs with their corresponding female headers?
How can I get the necessary headers to connect the second CS42448 codec? I hope you can guide me.

hardware

adau1452 cs42448 x2

processors and dsp

Processors and Microcontrollers

Audio CODECs

Harishgowtham Reply
Jun 4, 2026 00:00

Hello Sergica,

You description looks very general.

Please help us with the hardware schematic of the board, without knowing what pins are given in the header, we have no idea about how connections can be made between the DSP and CODEC.

How both codec and DSP placed in your board?

And what mode the CODEC runs? each codec runs at I2S? so you want two DSP serial port runs at I2S? or any TDM?

A block diagram would be very helpful to understand your required signa flow.

You want both codecs to be programmed from the DSP's master control port? Do both codecs use either I2C or SPI?

Please help us with this information, we will assist you further.

Awaiting your reply.

Regards,

Harish