When do we use polling method and when do we use interrupts based method in RTOS?

Hey guys so when it comes to managing tasks in real-time operating systems (RTOS), I studied from an article that polling is like constantly asking, 'Are we there yet?' and Interrupts, however, are like someone tapping you on the shoulder to say, 'We've arrived!' when driving a car, Lol. But, when do we use polling method and when do we use interrupts based method. Can you think of times when you might want to do both at once? @Middleware & OS @Priyanka Singh @Rémi @Navadeep @Umesh Lokhande @Computing Lead @FW Lead
3 Replies
Joseph Ogbonna
Joseph Ogbonna7mo ago
Polling is good for predictable tasks, while interrupts are ideal for urgent events. Combining both methods can balance the efficiency in your real-time system. But it's best to know how to prioritize one over another.
Marvee Amasi
Marvee Amasi7mo ago
Hmm, thanks @Joseph Ogbonna , my prioritization would be based on my tasks i think
Joseph Ogbonna
Joseph Ogbonna7mo ago
based on the application you are working on and the task at hand
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