By Randall Fulton
Written by means of a Federal Aviation management (FAA) advisor distinctive engineering consultant (DER) and an electronics layout engineer who jointly taught the DO-254 classification on the Radio Technical fee for Aeronautics, Inc. (RTCA) in Washington, District of Columbia, united states, Airborne digital layout insurance: A Practitioner's consultant to RTCA/DO-254 is a sworn statement to the teachings realized and knowledge won from decades of first-hand adventure within the layout, verification, and approval of airborne digital hardware.
This useful advisor to using RTCA/DO-254 within the improvement of airborne digital for safeguard serious airborne applications:
- Describes easy methods to optimize engineering techniques and practices to harmonize with DO-254
- Addresses the only such a lot challenging element of engineering and compliance to DO-254—poorly written requirements
- Includes an instructional on the way to write specifications that would reduce the price and energy of digital layout and verification
- Discusses the typical pitfalls encountered through practitioners of DO-254, in addition to how these pitfalls take place and what might be performed approximately them
- Settles the continued debate and misconceptions concerning the actual definition of a derived requirement
- Promotes embracing DO-254 because the most sensible skill to accomplish compliance to it, in addition to the simplest route to top of the range digital hardware
Airborne digital layout insurance: A Practitioner's advisor to RTCA/DO-254 bargains real-world perception into RTCA/DO-254 and the way its targets could be chuffed. It presents engineers with important info that may be utilized to any venture to make compliance to DO-254 as effortless and problem-free as possible.
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Additional info for Airborne Electronic Hardware Design Assurance: A Practitioner's Guide to RTCA/DO-254
B) The airplane systems and associated components, considered separately and in relation to other systems, must be designed so that— (1) The occurrence of any failure condition which would prevent the continued safe flight and landing of the airplane is extremely improbable, and (2) The occurrence of any other failure condition which would reduce the capability of the airplane or the ability of the crew to cope with adverse operating conditions is improbable. (c) Warning information must be provided to alert the crew to unsafe system operating conditions, and to enable them to take appropriate corrective action.
An application for type certification of a transport category Regulatory Background 21 aircraft (Part 25) is effective for five years. An application for any other type certificate is effective for three years, unless an applicant shows at the time of application that their product requires a longer period of time for design, development, and testing, and the FAA approves a longer period. The applicant is the party that applies to the FAA for a type certification, supplemental type certificate, or an amended type certificate.
1309 states that qualitative and quantitative analysis should be used for catastrophic and hazardous/severe-major failure conditions. The AC also gives probabilities for all categories of failure conditions. 1309. • AC 20-152 states that if DO-254 is used then there is assurance of meeting applicable airworthiness requirements. Regulatory Background 25 Advisory Circular 20-152, published in June 2005, addresses RTCA/DO-254, Design Assurance Guidance for Airborne Electronic Hardware for 14 CFR Parts 21, 23, 25, 27, 29, and 33.