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What is watch dog timer and what are its applications?

Question asked by Ramya Bhandaru in #Electronics on Feb 17, 2020
Ramya Bhandaru
Ramya Bhandaru · Feb 17, 2020
Rank D2 - MASTER

can u please tell me what is "watch dog timer"?,how it is useful in our day to day life?

what are the applications of "watchdog timer"

Posted in: #Electronics
Venkat Sai Nakkina
Venkat Sai Nakkina · Mar 8, 2020
Rank C3 - EXPERT

The watchdog timers are used in automatic systems to handle the operation time for secure the timer failure. Majority of the watchdog timers used an additional circuit to adjust their timeout position and it will provide limited services in terms of working. It is basically hardware timer which should be serviced periodically by the software program else it will generate the system reset.  The operations are general and it can be used to monitor the working of any processor in real-time application.

The watchdog timers are used for the following applications.

  • In mobile phones
  • In Temperature controllers....


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