Do 178B Criticality Levels?

DO-178B Safety Levels
Level A: Catastrophic: prevents continued safe flight or landing, many fatal injuries. Level B: Hazardous/Severe: potential fatal injuries to a small number of occupants. Level C: Major: impairs crew efficiency, discomfort or possible injuries to occupants.

DO-178B certification avionics?

DO-178B is a software produced by Radio Technical Commission of Aeronautics Inc. (RTCA), used for guidance related to Equipment certification and software consideration in airborne systems. ... DO-178B provides one of the mandatory certification requirements, but alone does not guarantee all software safety aspects.

How many levels does the DO-178B certification targeted by RTCA DO-178B has?

DO-178B requires that all system requirements be mapped to one of the five software levels.

Robert Thorne

Robert Thorne

Automotive & Future Transportation Editor

Robert Thorne covers electric vehicle innovations, autonomous driving systems, global mobility trends, and automotive engineering developments.