audio class device - list of supported mcu's?

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audio class device - list of supported mcu's?

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dav1
Contributor V

dear nxp team,

is there a table available that lists what mcu's are supported / tested to run a simple 2 channel audio-class device (uac2).

mainly thinking about the lowest cost mcu's like LPC11 series and MCXA14

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xiangjun_rong
NXP TechSupport
NXP TechSupport

Hi,

For LPC family, I recommend you consider LPC5411x, which has I2S module and it is low cost.

https://www.nxp.com/products/processors-and-microcontrollers/arm-microcontrollers/general-purpose-mc...

 

The LPC550x is also recommended, it is low cost and can implement I2S protocol.

https://www.nxp.com/products/processors-and-microcontrollers/arm-microcontrollers/general-purpose-mc...

For Kinetis, pls consider the K32 family and KS family, all of them has SAI module.

https://www.nxp.com/products/processors-and-microcontrollers/arm-microcontrollers/general-purpose-mc...

https://www.nxp.com/products/processors-and-microcontrollers/arm-microcontrollers/general-purpose-mc...

Hope it can help you

BR

XiangJun Rong

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dav1
Contributor V

thanks! how about the new MCXA14

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xiangjun_rong
NXP TechSupport
NXP TechSupport

Hi,

Pls refer to the website:

https://www.nxp.com/products/processors-and-microcontrollers/arm-microcontrollers/general-purpose-mc...

 

As you can see the block diagram, the current MCX-A14/A15 family does not have I2S module, in other words, it does not support I2S

Hope it can help you

BR

XiangJun Rong

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794 Views
dav1
Contributor V

oh! totally missed that, strange limitation..! especially considering it having two LPSPI phy's running at 50MHz.

 

do you happen to know whats the reasoning behind it?

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ZhangJennie
NXP TechSupport
NXP TechSupport

Hello dav1 

The current released MCX A doesn't have PLL and no I2S. 

So if you consider low cost device, we suggest LPC550x and other parts as Rong suggested above.

Thanks,

Jun Zhang

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