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Microcontroller Supervisory IC Application Note

Watchdog Timer (WDT) is an IC to monitor the proper functioning of the system with reference to detecting a timer reset by an input clock within a set monitoring period of timer. If not being input a clock signal within the period by the system's abnormal operating, the reset signal is output. And, the WDT can detect a abnormal reduction of the supply voltage with high accuracy.

Watchdog Timer

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