uKOS-II: µKernel Project

Main features of the µKernel

Up to 255 static processes

Overlay processes for limited resources CPU-ASIC implementations 

Up to 255 dynamic priorities

Preemptive multitasking

Support of supervisor/user spaces

Time management

1. -Process timeout

2. -Process suspension

3. -Actions waiting under timeout

4. -Support of the Unix time

 

Up to 255 static semaphores

Up to 255 interprocess associations

Up to 255 interprocess mailboxes

Process-to-process synchronizations

CPU statistics

Customizable to other CPUs via stubs

Romable

http://www.ukos.ch/ukos/Intro.html