SAM7S256_14 Datasheet, PDF (68/775 Pages) ATMEL Corporation – ARM-based Flash MCU

13.4.1 Reset Controller Control Register
Register Name:
RSTC_CR
Access Type:
Write-only
31
30
29
28
27
26
25
KEY
23
22
21
20
19
18
17
–
–
–
–
–
–
–
15
14
13
12
11
10
9
–
–
–
–
–
–
–
7
6
5
4
3
2
1
–
–
–
–
EXTRST
PERRST
–
• PROCRST: Processor Reset
0 = No effect.
1 = If KEY is correct, resets the processor.
• PERRST: Peripheral Reset
0 = No effect.
1 = If KEY is correct, resets the peripherals.
• EXTRST: External Reset
0 = No effect.
1 = If KEY is correct, asserts the NRST pin.
• KEY: Password
Should be written at value 0xA5. Writing any other value in this field aborts the write operation.
24
16
–
8
–
0
PROCRST
SAM7S Series [DATASHEET] 68
6175M–ATARM–26-Oct-12