How does eDMA callback the callback functions?

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How does eDMA callback the callback functions?

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Contributor III

I want to know how does eDMA call the callback function ...Is it calling by hardware?  Can I send data by no callback function?CallBack Function.png

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NXP TechSupport
NXP TechSupport

eDMA itself does not call any callback function. The callback function call is caused by the LPUART hardware interrupt. You have to disable the LPUART interrupts to never call the callback function.


Have a great day,
Artur

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NXP TechSupport
NXP TechSupport

eDMA itself does not call any callback function. The callback function call is caused by the LPUART hardware interrupt. You have to disable the LPUART interrupts to never call the callback function.


Have a great day,
Artur

-----------------------------------------------------------------------------------------------------------------------
Note: If this post answers your question, please click the Correct Answer button. Thank you!
-----------------------------------------------------------------------------------------------------------------------

View solution in original post