MP6411―WINDOWED WATCHDOG TIMER
MP6411 Rev. 1.0 www.MonolithicPower.com 9
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Synchronized by WDI and triggered in closed window (MODE=0, short window mode)
VCC
WDO
t
0
WDI
t
1
WDI_OK
t
2
MODE
0
0
t
6
WDI_OK
t
1
1
Note: When the WDI_OK rising edge that comes at WDO is low, the t
6
timer will be reset. Therefore, in
the situation above, the WDO reset signal maintains a t
6
+WDI_OK time.
Synchronized by WDI and triggered in open window (MODE=1, long window mode)
Synchronized by WDI and no trigger signal (MODE=1, long window mode)
