Atmel Evaluation Kit AT91SAM9M10-G45-EK AT91SAM9M10-G45-EK Data Sheet
Product codes
AT91SAM9M10-G45-EK
827
SAM9M10 [DATASHEET]
6355F–ATARM–12-Mar-13
38.6.10
UDPHS Features Register
Name:
UDPHS_IPFEATURES
Address:
0xFFF780F8
Access:
Read-only
• EPT_NBR_MAX: Max Number of Endpoints
Give the max number of endpoints.
0 = if 16 endpoints are hardware implemented.
1 = if 1 endpoint is hardware implemented.
2 = if 2 endpoints are hardware implemented.
...
15 = if 15 endpoints are hardware implemented.
• DMA_CHANNEL_NBR: Number of DMA Channels
Give the number of DMA channels.
1 = if 1 DMA channel is hardware implemented.
2 = if 2 DMA channels are hardware implemented.
...
7 = if 7 DMA channels are hardware implemented.
• DMA_B_SIZ: DMA Buffer Size
0 = if the DMA Buffer size is 16 bits.
1 = if the DMA Buffer size is 24 bits.
• DMA_FIFO_WORD_DEPTH: DMA FIFO Depth in Words
0 = if FIFO is 16 words deep.
1 = if FIFO is 1 word deep.
2 = if FIFO is 2 words deep.
...
15 = if FIFO is 15 words deep.
31
30
29
28
27
26
25
24
ISO_EPT_15
ISO_EPT_14
ISO_EPT_13
ISO_EPT_12
ISO_EPT_11
ISO_EPT_10
ISO_EPT_9
ISO_EPT_8
23
22
21
20
19
18
17
16
ISO_EPT_7
ISO_EPT_6
ISO_EPT_5
ISO_EPT_4
ISO_EPT_3
ISO_EPT_2
ISO_EPT_1
DATAB16_8
15
14
13
12
11
10
9
8
BW_DPRAM
FIFO_MAX_SIZE
DMA_FIFO_WORD_DEPTH
7
6
5
4
3
2
1
0
DMA_B_SIZ
DMA_CHANNEL_NBR
EPT_NBR_MAX