at91sam9g20-cu ATMEL Corporation, at91sam9g20-cu Datasheet - Page 95

• Manufacturer Part Number: at91sam9g20-cu
• Description: At91 Arm Thumb Microcontrollers
• Manufacturer: ATMEL Corporation

14.4.1
Name:
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.
6384B–ATARM–15-Dec-08
31
23
15
–
–
7
–
Reset Controller Control Register
RSTC_CR
30
22
14
–
–
6
–
29
21
13
–
–
5
–
28
20
12
–
–
4
–
KEY
EXTRST
27
19
11
–
–
3
AT91SAM9G20 Preliminary
PERRST
26
18
10
–
–
2
25
17
–
9
1
–
PROCRST
24
16
–
8
–
0
95