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Darren New wrote:
> QNX is a well-known RTOS that's quite popular. It's basically real-time
> Unixish. It's very portable.
>
> At this point, such special systems are fading out, because even stuff
> as small as your phone is capable of running Linux. Back when
> "embedded" meant 8K ROM 1K RAM, it wasn't reasonable to have anything
> close to Linux on such chips.
As I understand it, the main use for RTOS is stuff like industrial
robotics, where guaranteed timing is crucial. (E.g., you don't want a
robot to drill a hole in the wrong place just because of a scheduling
glitch.) It's not really for "personal computers", as such.
--
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