CC2510FX Datasheet, PDF (100/244 Pages) List of Unclassifed Manufacturers – True System-on-Chip with Low Power RF Transceiver and 8051 MCU

Initialization
Write DMA channel
configuration
DMA Channel Idle
No
DMAARM.DMAARMn=1?
Yes
Load DMA Channel
configuration
DMA Channel Armed
C2510Fx / CC2511Fx
Yes
No
Reconfigure?
Setting DMAARM.ABORT=1 will abort all
channels where the DMAARMn bit is set
simultaneously.
I.e., setting DMAARM=0x85 will abort
channel 1 and channel 3
Trigger or
No
DMAREQ.DMAREQn=1?
Yes
Transfer one byte or word
when channel is granted
access
Modify source/destination
address
Reached transfer
count?
No
Set interrupt flag.
Yes
(IRCON.DMAIF=1
DMAIRQ.DMAIFn=1 if
IRQMASK=1)
Yes
Repetitive transfer
No
mode?
DMAARMn=0
Yes
Repetitive transfer
mode?
No
Figure 25: DMA Operation
SWRS055D
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