topic Re: DMA Tcd in MCUXpresso SDK

DMA Tcd

AsafTv — Tue, 22 Mar 2022 04:53:41 GMT

Hi,

i use MK64FN1m0xx12

i configure 4 TCD for DMA work as ping pong, How can i know the current running DMA TCD?

CarlosGarabito — Fri, 25 Mar 2022 17:32:26 GMT

Hi, we have a document than can help you

AsafTv — Tue, 29 Mar 2022 12:32:57 GMT

what can be the reason that DMA stop to work if i configure interrupt priority to the DMA channel

CarlosGarabito — Wed, 30 Mar 2022 17:44:38 GMT

Hi again, Maybe need to check your interrupt code

Have a good day

AsafTv — Thu, 31 Mar 2022 04:26:04 GMT

Hi,

I use NVIC_setPriority ( DMA1_IRQn ), what can be the problen?

if i not set the priority what is the reset priority?

CarlosGarabito — Thu, 31 Mar 2022 18:16:53 GMT