Datasheet

Table Of Contents
Value Name Description
0x2C
CH12 DMA channel 12
0x2D
CH13 DMA channel 13
0x2E
CH14 DMA channel 14
0x2F
CH15 DMA channel 15
0x30
CH16 DMA channel 16
0x31
CH17 DMA channel 17
0x32
CH18 DMA channel 18
0x33
CH19 DMA channel 19
0x34
CH20 DMA channel 20
0x35
CH21 DMA channel 21
0x36
CH22 DMA channel 22
0x37
CH23 DMA channel 23
0x38
CH24 DMA channel 24
0x39
CH25 DMA channel 25
0x3A
CH26 DMA channel 26
0x3B
CH27 DMA channel 27
0x3C
CH28 DMA channel 28
0x3D
CH29 DMA channel 29
0x3E
CH30 DMA channel 30
0x3F
CH31 DMA channel 31
Bits 3:2 – CRCPOLY[1:0] CRC Polynomial Type
These bits select the CRC polynomial type.
Value Name Description
0x0
CRC16 CRC-16 (CRC-CCITT)
0x1
CRC32 CRC32 (IEEE 802.3)
0x2-0x3
Reserved
Bits 1:0 – CRCBEATSIZE[1:0] CRC Beat Size
These bits define the size of the data transfer for each bus access when the CRC is used with I/O
interface.
Value Name Description
0x0
BYTE 8-bit bus transfer
0x1
HWORD 16-bit bus transfer
0x2
WORD 32-bit bus transfer
0x3
Reserved
SAM D5x/E5x Family Data Sheet
DMAC – Direct Memory Access Controller
© 2019 Microchip Technology Inc.
Datasheet
DS60001507E-page 417