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Re: rtic-lab?
Here are some pretty good articles:
http://www.embedded.com/story/OEG20010529S0127
http://www.linuxdevices.com/articles/AT8948080759.html
Re: RTOS question
Yes, you are correct when you state that Task 1 will not reach the delay tick routine until it gets an input. Therefore, the "delay 5 ticks" statement has no effect until it is reached.
If the "getkey" routine suspends waiting for a key, Task 1 will of course be switched out...
Re: Priority Inversion...
Priority inheritance is one way to combat priority inversion. It is a resource access control protocol that raises the priority of a task, if that task holds a resource being requested by a higher priority task, to the same priority level as the higher priority task...
Re: Real Time OS
I like to think of Priority Inversion as a situation in which a low-priority task executes while a higher priority task waits on it due to resource contentions.
Re: microblaze & nucleus
I've been using Nucleus for PowerPC for quite a few years. The Nucleus RTOS is very solid. It has all the necessary features & task synchronization mechanism. The code is extremely well-organized & well-documented. Nucleus is also very modularized, which has its...
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