Physics · Microcontrollers
A hardware Watchdog Timer (WDT) in an embedded system generates a system reset signal when:
- 1The timer is explicitly disabled by software
- 2Main power supply is turned off
- 3The software hangs or gets stuck in an infinite loop without refreshing the timer✓
- 4The program executes normally and clears the timer regularly
Correct answer
The software hangs or gets stuck in an infinite loop without refreshing the timer
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