NXP Semiconductors /MIMXRT1021 /DMA0 /DCHPRI3

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Interpret as DCHPRI3

7 43 0 0 00 0 0 0 0 0 0 0 0CHPRI0GRPPRI 0 (ENABLED)DPA 0 (DISABLED)ECP

ECP=DISABLED, DPA=ENABLED

Description

Channel Priority

Fields

CHPRI

Channel n Arbitration Priority

GRPPRI

Channel n Current Group Priority

DPA

Disable Preempt Ability. This field resets to 0.

0 (ENABLED): Channel n can suspend a lower priority channel

1 (DISABLED): Channel n cannot suspend any channel, regardless of channel priority

ECP

Enable Channel Preemption. This field resets to 0.

0 (DISABLED): Channel n cannot be suspended by a higher priority channel’s service request

1 (ENABLED): Channel n can be temporarily suspended by the service request of a higher priority channel

Links

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