The 4 registers of WDT (Watchdog Timer), from 0x110, with their reset value and every field. The AVR32SD20 has 580 registers in 51 peripherals, one page each.
WDT Watchdog Timer
CTRLAControl A
Address
0x110
Reset
0x00
Access
read/write
7WINDOW3
6WINDOW2
5WINDOW1
4WINDOW0
3PERIOD3
2PERIOD2
1PERIOD1
0PERIOD0
2 fields
Field
Bits
What it does
WINDOW
7:4
Window
0 Off
1 8 cycles (244 us)
2 16 cycles (488 us)
3 32 cycles (976 us)
4 64 cycles (1.95 ms)
5 128 cycles (3.9 ms)
6 256 cycles (7.8 ms)
7 512 cycles (15.625 ms)
8 1K cycles (31.25 ms)
9 2K cycles (62.5 ms)
10 4K cycles (125 ms)
11 8K cycles (250 ms)
PERIOD
3:0
Period
0 Off
1 8 cycles (244 us)
2 16 cycles (488 us)
3 32 cycles (976 us)
4 64 cycles (1.95 ms)
5 128 cycles (3.9 ms)
6 256 cycles (7.8 ms)
7 512 cycles (15.625 ms)
8 1K cycles (31.25 ms)
9 2K cycles (62.5 ms)
10 4K cycles (125 ms)
11 8K cycles (250 ms)
CTRLBControl B
Address
0x111
Reset
0x40
Access
read only
7WDTMON1
6WDTMON0
5–
4–
3–
2–
1–
0–
1 field
Field
Bits
What it does
WDTMON
7:6
WDT Clock Monitor
0 Monitor is disabled
1 Monitor is always on
2 Monitor is always on in normal and IDLE mode, but automatically disabled when the MCU is in POWERDOWN and STANDBY sleep modes
BETA