Atmel Evaluation Kit for AT32uC3A0512, 32-Bit AVR Microcontroller Atmel ATEVK1105 ATEVK1105 Data Sheet
Product codes
ATEVK1105
549
AT32UC3A
• DMA_BUFFER_SIZE: DMA Buffer Size
This field indicates the size of the DMA buffer:
• DMA_FIFO_WORD_DEPTH: DMA FIFO Depth in Words
This field indicates the DMA FIFO depth controller in words:
• FIFO_MAX_SIZE: Maximal FIFO Size
This field indicates the maximal FIFO size, i.e. the DPRAM size:
• BYTE_WRITE_DPRAM: DPRAM Byte-Write Capability
This field indicates whether the DPRAM is byte-write capable:
DMA_BUFFER_SIZE
DMA Buffer Size
0
16 bits
1
24 bits
DMA_FIFO_WORD_DEPTH
DMA FIFO Depth in Words
0
0
0
0
16
0
0
0
1
1
0
0
1
0
2
...
...
1
1
1
1
15
FIFO_MAX_SIZE
Maximal FIFO Size
0
0
0
< 256 bytes
0
0
1
< 512 bytes
0
1
0
< 1024 bytes
0
1
1
< 2048 bytes
1
0
0
< 4096 bytes
1
0
1
< 8192 bytes
1
1
0
< 16384 bytes
1
1
1
>= 16384 bytes
BYTE_WRITE_DPRAM
DPRAM Byte-Write Capability
0
DPRAM byte write lanes have shadow logic implemented in the USB macro IP interface.
1
DPRAM is natively byte-write capable.
32058K
AVR32-01/12