Atmel SAM4L Xplained Pro Starter Kit Atmel ATSAM4L-XSTK ATSAM4L-XSTK 数据表
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产品代码
ATSAM4L-XSTK
1099
42023E–SAM–07/2013
ATSAM4L8/L4/L2
41.6
User Interface
Notes:
1. The reset value is device specific. Refer to the Module Configuration section at the en of this chapter.
Table 41-1.
CRCCU Register Memory Map
Offset
Register Register
Name
Access
Reset
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
Table 41-2.
CRCCU Register Memory Map (RAM)
Offset
Register Register
Name
Access
Reset
DSCR
Address Register
ADDR
Read/Write
-
DSCR + 0x04
Control Register
CTRL
Read/Write
-
DSCR + 0x10
CRC Reference Register
CRC
Read/Write
-