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ATSAM4S-XPLD
355
SAM4S [DATASHEET]
11100E–ATARM–24-Jul-13
23.7
Cyclic Redundancy Check Calculation Unit (CRCCU) User Interface
Table 23-3. Register Mapping
Offset
Register
Name
Access
Reset
0x00000000
CRCCU Descriptor Base Register
CRCCU_DSCR
Read-write
0x00000000
0x00000004
Reserved
0x00000008
CRCCU DMA Enable Register
CRCCU_DMA_EN
Write-only
0x00000000
0x0000000C
CRCCU DMA Disable Register
CRCCU_DMA_DIS
Write-only
0x00000000
0x00000010
CRCCU DMA Status Register
CRCCU_DMA_SR
Read-only
0x00000000
0x00000014
CRCCU DMA Interrupt Enable Register
CRCCU_DMA_IER
Write-only
0x00000000
0x00000018
CRCCU DMA Interrupt Disable Register
CRCCU_DMA_IDR
Write-only
0x00000000
0x0000001C
CRCCU DMA Interrupt Mask Register
CRCCU_DMA_IMR
Read-only
0x00000000
0x00000020
CRCCU DMA Interrupt Status Register
CRCCU_DMA_ISR
Read-only
0x00000000
0x0024-0x0030
Reserved
0x00000034
CRCCU Control Register
CRCCU_CR
Write-only
0x00000000
0x00000038
CRCCU Mode Register
CRCCU_MR
Read-write
0x00000000
0x0000003C
CRCCU Status Register
CRCCU_SR
Read-only
0xFFFFFFFF
0x00000040
CRCCU Interrupt Enable Register
CRCCU_IER
Write-only
0x00000000
0x00000044
CRCCU Interrupt Disable Register
CRCCU_IDR
Write-only
0x00000000
0x00000048
CRCCU Interrupt Mask Register
CRCCU_IMR
Read-only
0x00000000
0x0000004C
CRCCU Interrupt Status Register
CRCCU_ISR
Read-only
0x00000000