uart 9 bit mode with DMA

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uart 9 bit mode with DMA

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charliezx
Contributor I

I just set the  Uart_D as the source address to the DMA .

And I want to ask that.

①how to get and set the ninth bit of the uart ?  Is there any interrupt for the DMA send/Receive each byte ?

②In 9bit mode is better not use the DMA .Is that right ?

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Hui_Ma
NXP TechSupport
NXP TechSupport

Hi Charlie,

Could you tell us the part number you are using?

Thanks

best regards,

Ma Hui

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