What is a watchdog timer?

Warning: Trying to access array offset on false in /home3/indiakep/public_html/wp-content/plugins/dw-question-answer/inc/Template.php on line 8

All Questions › Category: Embedded System › What is a watchdog timer?

0 Vote Up Vote Down

chetan shidling asked 5 years ago

I need short information.

1 Answers

0 Vote Up Vote Down

chetan shidling answered 5 years ago

A watchdog timer (WDT) is a hardware timer that automatically creates a system reset if the main program skips to regularly maintain it. It is often used to automatically reset an embedded device that hangs because of a fault due to hardware and software.