FreeRTOS - Task Scheduling
Which FreeRTOS API is used to create a mutex that supports priority inheritance?
Which FreeRTOS API is used to create a mutex that supports priority inheritance?
easy📝 Syntax Q12 of 15
Step-by-Step Solution
Solution:
Step 1: Identify mutex creation functions
FreeRTOS usesxSemaphoreCreateMutex()to create mutexes with priority inheritance.Step 2: Differentiate other APIs
xQueueCreate()creates queues,vTaskDelay()delays tasks, andxTaskCreate()creates tasks, not mutexes.Final Answer:
xSemaphoreCreateMutex() -> Option BQuick Check:
Mutex with priority inheritance = xSemaphoreCreateMutex() [OK]
Quick Trick: Mutex with priority inheritance uses xSemaphoreCreateMutex() [OK]
Common Mistakes:
- Choosing xQueueCreate() for mutex
- Confusing task creation with mutex creation
- Using delay functions instead of mutex APIs
Master "Task Scheduling" in FreeRTOS
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