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What is the purpose of a watchdog timer? |
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Answer» It is a PIECE of hardware which is used for automatic detection of software anomalies. If such defects occur, then it resets the processor. This timer is mainly based on a counter which can count down from some initial value to zero. 14. What is mutex in an embedded system?The mutex is known as Mutual Exclusion. This is usually used by tasks for GIVING exclusive access to a SHARED resource. It can be used for multiple tasks or THREADS in a system. |
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