1 reset controller control register – Rainbow Electronics AT91CAP9S250A User Manual
Page 96
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96
6264A–CAP–21-May-07
AT91CAP9S500A/AT91CAP9S250A
15.4.1
Reset Controller Control Register
Register Name:
RSTC_CR
Access Type:
Write-only
• 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.
31
30
29
28
27
26
25
24
KEY
23
22
21
20
19
18
17
16
–
–
–
–
–
–
–
–
15
14
13
12
11
10
9
8
–
–
–
–
–
–
–
7
6
5
4
3
2
1
0
–
–
–
–
EXTRST
PERRST
–
PROCRST
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