Freescale Semiconductor /MK21FA12 /DMAMUX /CHCFG4

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Interpret as CHCFG4

7 43 0 0 00 0 0 0 0 0 0 0 0SOURCE0 (0)TRIG 0 (0)ENBL

ENBL=0, TRIG=0

Description

Channel Configuration register

Fields

SOURCE

DMA Channel Source (Slot)

TRIG

DMA Channel Trigger Enable

0 (0): Triggering is disabled. If triggering is disabled and ENBL is set, the DMA Channel will simply route the specified source to the DMA channel. (Normal mode)

1 (1): Triggering is enabled. If triggering is enabled and ENBL is set, the DMAMUX is in Periodic Trigger mode.

ENBL

DMA Channel Enable

0 (0): DMA channel is disabled. This mode is primarily used during configuration of the DMAMux. The DMA has separate channel enables/disables, which should be used to disable or reconfigure a DMA channel.

1 (1): DMA channel is enabled

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