Safety Critical Products: ARINC 653 Partition Scheduler
The INTEGRITY-178B RTOS (Real-time Operating Systems) uses an ARINC-653-1 APplication/EXecutive (APEX) interface, providing a recognized standard interface between the operating system of an avionics computer resource (ACR) and the application software. It's ability to fully support ARINC-653-1 while complying with DO-178B Level A provides a COTS baseline avionics operating environment that meets standards already adopted and accepted by the commercial avionics industry for Integrated Modular Avionics.
ARINC-653-1 Partition Scheduler
DO-178B Level A Safety Critical Certified RTOS