FreeRTOS - Task Priorities
Given two tasks, TaskA with priority 3 and TaskB with priority 2, both ready to run, which task will FreeRTOS run first?
Given two tasks, TaskA with priority 3 and TaskB with priority 2, both ready to run, which task will FreeRTOS run first?
medium📝 Predict Output Q13 of 15
Step-by-Step Solution
Solution:
Step 1: Compare task priorities
TaskA has priority 3, TaskB has priority 2. Higher number means higher priority.Step 2: Determine which task runs first
FreeRTOS runs the highest priority ready task first, so TaskA runs before TaskB.Final Answer:
TaskA -> Option DQuick Check:
Higher priority runs first = B [OK]
Quick Trick: Higher priority number runs first in FreeRTOS [OK]
Common Mistakes:
- Thinking lower number means higher priority
- Assuming tasks run simultaneously
- Believing creation order affects scheduling
Master "Task Priorities" in FreeRTOS
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