ATSAMS70N20B RSWDT registers

The 3 registers of RSWDT (Reinforced Safety Watchdog Timer), from 0x400E1900, with their reset value and every field. The ATSAMS70N20B has 2500 registers in 59 peripherals, one page each.

RSWDT Reinforced Safety Watchdog Timer

RSWDT_CRControl Register

Address
0x400E1900
Reset
0x00000000
Access
write only
Size
32-bit
2 fields
FieldBitsWhat it does
WDRSTT0Watchdog Restart
KEY31:24Password
  • 196 Writing any other value in this field aborts the write operation.

RSWDT_MRMode Register

Address
0x400E1904
Reset
0x00000000
Access
read/write
Size
32-bit
7 fields
FieldBitsWhat it does
WDIDLEHLT29Watchdog Idle Halt
WDDBGHLT28Watchdog Debug Halt
ALLONES27:16Must Always Be Written with 0xFFF
WDDIS15Watchdog Disable
WDRSTEN13Watchdog Reset Enable
WDFIEN12Watchdog Fault Interrupt Enable
WDV11:0Watchdog Counter Value

RSWDT_SRStatus Register

Address
0x400E1908
Reset
0x00000000
Access
read only
Size
32-bit
1 field
FieldBitsWhat it does
WDUNF0Watchdog Underflow