Atmel Xplained Pro Evaluation Kit for the ATSAMD21J18A Microcontroller ATSAMD21-XPRO ATSAMD21-XPRO Data Sheet
Product codes
ATSAMD21-XPRO
824
Atmel | SMART SAM D21 [DATASHEET]
Atmel-42181C–SAM-D21_Datasheet–07/2014
31.8.7.2 Address of the Data Buffer
Name:
ADDR
Offset:
0x00 & 0x10
Reset:
0xxxxxxxx
Property:
NA
z
Bits 31:0 – ADDR[31:0]: Data Pointer Address Value
These bits define the data pointer address as an absolute double word address in RAM. The two least significant
bits must be zero to ensure the descriptor is 32-bit aligned.
These bits define the data pointer address as an absolute double word address in RAM. The two least significant
bits must be zero to ensure the descriptor is 32-bit aligned.
Bit
31
30
29
28
27
26
25
24
+3
ADDR[31:24]
Access
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset
X
X
X
X
X
X
X
X
Bit
23
22
21
20
19
18
17
16
+2
ADDR[23:16]
Access
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset
X
X
X
X
X
X
X
X
Bit
15
14
13
12
11
10
9
8
+1
ADDR[15:8]
Access
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset
X
X
X
X
X
X
X
X
Bit
7
6
5
4
3
2
1
0
+0
ADDR[7:0]
Access
R/W
R/W
R/W
R/W
R/W
R/W
R
R
Reset
X
X
X
X
X
X
X
X