Most of the time, I subscribe to the view that “the only stupid question is the one you did not ask”. However, I do have trouble with a question that I have been asked countless times at trade-shows, seminars etc. The question is “How much memory does Nucleus RTOS need?”

It is not that this is a stupid question. It is very sensible to be fully aware of resource utilization with deeply embedded systems. The problem is that I am rarely sure how to give a meaningful and useful answer, so I resort to generalities and this is often viewed with suspicion. The reason for this is that the answer is dependent upon a great many variables … (more…)