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Atmel Evaluation Kit AT91SAM9G25-EK AT91SAM9G25-EK Data Sheet

Product codes
AT91SAM9G25-EK
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SAM9G25 [DATASHEET]
11032C–ATARM–25-Jan-13
• SRC_WIDTH: Transfer Width for the Source
• DST_WIDTH: Transfer Width for the Destination
• DONE: Current Descriptor Stop Command and Transfer Completed Memory Indicator
0: The transfer is performed.
1: If SOD field of DMAC_CFG register is set to true, then the DMAC is automatically disabled when an LLI updates the content of 
this register.
The DONE field is written back to memory at the end of the current descriptor transfer.
Value
Name
Description
00
BYTE
the transfer size is set to 8-bit width
01
HALF_WORD
the transfer size is set to 16-bit width
1X
WORD
the transfer size is set to 32-bit width
Value
Name
Description
00
BYTE
the transfer size is set to 8-bit width
01
HALF_WORD
the transfer size is set to 16-bit width
1X
WORD
the transfer size is set to 32-bit width