at91sam9263 ATMEL Corporation, at91sam9263 Datasheet - Page 151
at91sam9263
Manufacturer Part Number
at91sam9263
Description
At91 Arm Thumb Microcontrollers
Manufacturer
ATMEL Corporation
Datasheet
1.AT91SAM9263.pdf
(1065 pages)
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18.6
Table 18-2.
18.6.1
Register Name:
Access Type:
• SHDW: Shutdown Command
0 = No effect.
1 = If KEY is correct, asserts the SHDN pin.
• KEY: Password
Should be written at value 0xA5. Writing any other value in this field aborts the write operation.
6249D–ATARM–20-Dec-07
Offset
0x00
0x04
0x08
31
23
15
–
–
7
–
Shutdown Controller (SHDWC) User Interface
Shutdown Control Register
Shutdown Controller (SHDWC) Registers
Register
Shutdown Control Register
Shutdown Mode Register
Shutdown Status Register
30
22
14
–
–
6
–
SHDW_CR
Write-only
29
21
13
–
–
5
–
28
20
12
–
–
4
–
KEY
Name
SHDW_CR
SHDW_MR
SHDW_SR
27
19
11
–
–
3
–
AT91SAM9263 Preliminary
26
18
10
–
–
2
–
Read-Write
Write-only
Read-only
Access
25
17
–
9
–
1
–
0x0000_0103
0x0000_0000
Reset Value
SHDW
-
24
16
–
8
–
0
151
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