Datasheet

275
SAM4S Series [DATASHEET]
11100F–ATARM–29-Jan-14
14.5.1 Reset Controller Control Register
Name: RSTC_CR
Address: 0x400E1400
Access: 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: System Reset Key
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
––––––––
76543210
––––EXTRSTPERRST–PROCRST
Value Name Description
0xA5 PASSWD Writing any other value in this field aborts the write operation.