This is still my favorite mind-blowing introduction to them, from 2009: http://www.dabeaz.com/coroutines/Coroutines.pdf http://www.dabeaz.com/coroutines/Corouti

This is still my favorite mind-blowing introduction to them, from 2009: http://www.dabeaz.com/coroutines/Coroutines.pdf http://www.dabeaz.com/coroutines/Coroutines.pdf Don't have hardware interrupts or threads but still want a multi-tasking operating system? Not A Problem.