DMA UART IDLE

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DMA UART IDLE

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li3
Contributor II
Hi NXP,
 
I want to use DMA receive to get the data received by DMA after generating idle interrupt, please tell me to implement, thank you.
 
Regards,
Li 3
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danielmartynek
NXP TechSupport
NXP TechSupport

Hi @li3,

LPUART_UART_IP_EVENT_IDLE_STATE is implemented in LPUART_Ip RTD 4.0.0.

But there is bug that will be fixed in the next release.

Hot fix:

danielmartynek_0-1717157602638.png

danielmartynek_1-1717157634386.png

 

Attached example uses the IDLE callback.

 

BR, Daniel

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