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Certify and Fly Right:Preparing for DO-297 Certification
Keith Custer
Esterline Control Systems - AVISTA
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Boeing 777
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Integrated Modular Avionics (IMA)
Images courtesy of avionicszone.com and Trade India
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DO-297 Overview & Terminology
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IMA Time Partition/* Single Application */switch(timeSlice){ case 0:
ReadLabels();case 1,3,5,7:
MainProcess();case 2,4:
SaveLog();}
/* IMA System of Systems */switch(timeSlice){ case 0:
Maintenance_Sys();case 1,3,5,7:
Autopilot_Sys();case 2,4:
CDU_Sys();}
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Application Certification Today
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IMA Certification
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IMA Advantages» More complex systems
» Consolidation of low-level development
» Lower cost & weight
» Flexibility & modularity
» Reuse
» Maintenance
» Growth
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DO-297 Certification Steps
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Challenges
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…look for opportunities for DO-297
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Keith CusterEsterline Control Systems – AVISTA+1-608-348-8815Keith.Custer@avistainc.com
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