In a classic scenario of priority inversion, a binary semaphore is named 'PRNT' to symbolize that it is being used to regulate the access of tasks to a printer. It is initialized with a count of one ...

Different tasks in an embedded system typically must share the same hardware and software resources or may rely on each other in order to function correctly. For these reasons, embedded OSs provide ...

In previous articles, we have looked at the multi-tasking model and we have seen that each task is a quasi-independent program. Although tasks in an embedded application have a degree of independence, ...

I was in class today and the professor was giving examples of systems with semaphores, and he kept using examples where the semaphore calls were properly nested. So I asked him if it was necessary for ...

In a classic scenario of priority inversion, a binary semaphore is named 'PRNT' to symbolize that it is being used to regulate the access of tasks to a printer. It is initialized with a count of one ...