Apache NuttX is a mature, real-time embedded operating system (RTOS) https://nuttx.apache.org/

embeddedmcumicrocontrollernuttxreal-timertos

patacongo 997facae92 reconcile architectures w/o interrupt controllers ... git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@1153 42af7a65-404d-4744-a932-0658087f49c3		2008-11-07 16:59:36 +00:00
Documentation	reconcile architectures w/o interrupt controllers	2008-11-07 16:59:36 +00:00