hi to all
my first post here
http://www.control.aau.dk/~jdn/edu/doc/kernels/arduino
is SNOT (Simple Not)
A full preemptive kernel for arduino supporting threads(w priority), semaphores(also signalable from ISRs), message queues(also postable from ISRs), ISR handling in general, heart beat in quants of 1 msec.
Tested for 328/1280/2560 architectures
Its integrates in arduino environment and there is also a eclipse config
all in C
C ju
Jens