Watchdog Timer Value Register(Wdtvalue); Watchdog Timer Control Register(Wdtcontrol); Watchdog Timer Interrupt Clear Register (Wdtintclr) - Wiznet W7500 Reference Manual

Watchdog timer Value Register(WDTValue)

Address offset : 0x004
Reset value : 0xFFFF_FFFF
31
[31:0] WVR – Watchdog timer Value Register.
This register gives the current value of the decrementing counter.

Watchdog timer Control Register(WDTControl)

Address offset : 0x008
Reset value : 0x0000_0000
31 30 29 28
res res res res
15 14 13 12
res res res res
[0] IEN – Interrupt Enable.
0 : Disable the counter and the interrupt.
1 : Enable the counter and the interrupt. Reloads the counter from the value
[1] REN – Reset Request Enable.
0 : Disable watchdog reset output.
1 : Enable watchdog reset output.

Watchdog timer Interrupt Clear Register (WDTIntClr)

Address offset : 0x00C
31 30 29 28
res res res res
15 14 13 12
res res res res
W7500x Reference Manual Version1.1.0
27 26 25 24
res res res res
11 10 9
res res res res
in WDTLoad, after previously being disabled.
27 26 25 24
res res res res
11 10 9
res res res res
WVR
R
23 22 21
res res res
8 7 6 5
res res res
23 22 21
res res res
8 7 6 5
res res res
20 19 18 17
res res res res
4 3 2 1
res res res REN
R/W
20 19 18 17
res res res res
4 3 2 1
res res res res
304 / 399
0
16
res
0
IEN
R/W
16
res
0
WIC
W