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Software cost estimation has been a subject of academic and practitioners research since the start of software engineering in the 1950s. Sixty years later, most companies in the domain of business applications continue to rely on expert judgment to estimate software development costs. This article provides an introduction to the subject of software estimation and how to apply some tips to the development of embedded applications. |
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Avionyx is an embedded software engineering services company with over 20 years of experience in developing and testing complex embedded systems. Our quality processes are fully compliant with ISO-9001:2008, AS9100 rev C, AS9006, RTCA/DO-178B and RTCA/DO-254. Since 2004 Avionyx has been providing embedded software engineering services from its offshore office in San José, Costa Rica. |
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The FAA has
established a software audit process that ensures compliance to the DO-178B
objectives and other applicable software policy, guidance, and issue papers. The
intent of this article is to assist you in being successful when the FAA’s
Designated Engineering Representative (DER) or delegate performs an audit of
your software project. |
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This paper provides a brief introduction to DO-178B. It discusses software airworthiness and how DO-178B was created as a tool to comply with certification requirements, including an overview of the software criticality levels and the number of objectives to be satisfied for each of them. Finally, it provides an overview of the development and integral processes along with their objectives and respective software life-cycle data. |
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This paper
clarifies common misunderstandings about the concept of software coupling for embedded
software development. It explains the concepts of software coupling, and the
importance of taking software coupling into consideration during the software
life cycle. It provides guidelines on how to improve the project’s standards and
coding practices to reduce the impact that software coupling has on the
project’s complexity and delivery time. |
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