Atmel SAM4L-EK Atmel ATSAM4L-EK ATSAM4L-EK Data Sheet

42023E–SAM–07/2013

Notes:

1. The reset value is device specific. Refer to the Module Configuration section at the en of this chapter.

CRCCU Register Memory Map

0x00

Descriptor Base Register

DSCR

Read/Write

0x00000000

0x08

DMA Enable Register

DMAEN

Write-only

-

0x0C

DMA Disable Register

DMADIS

Write-only

-

0x10

DMA Status Register

DMASR

Read-only

0x00000000

0x14

DMA Interrupt Enable Register

DMAIER

Write-only

-

0x18

DMA Interrupt Disable Register

DMAIDR

Write-only

-

0x1C

DMA Interrupt Mask Register

DMAIMR

Read-only

0x00000000

0x20

DMA Interrupt Status Register

DMAISR

Read-only

0x00000000

0x34

Control Register

CR

Write-only

-

0x38

Mode Register

MR

Read/Write

0x00000000

0x3C

Status Register

SR

Read-only

0xFFFFFFFF

0x40

Interrupt Enable Register

IER

Write-only

-

0x44

Interrupt Disable Register

IDR

Write-only

-

0x48

Interrupt Mask Register

IMR

Read-only

0x00000000

0x4C

Interrupt Status Register

ISR

Read-only

0x00000000

0xFC

Version Register

VERSION

Read-only

CRCCU Register Memory Map (RAM)

DSCR

Address Register

ADDR

Read/Write

-

DSCR + 0x04

Control Register

CTRL

Read/Write

-

DSCR + 0x10

CRC Reference Register

CRC

Read/Write

-