In order to meet the customer need for 'faster, better, cheaper' flight software, a new development method and process were required for the DC-X re-usable rocket demonstrator. The common environment for algorithm design, simulation, code generation and real time testing kept the designer in the process throughout the development cycle. In the common environment the designer was able to respond quickly to requirements changes, while maintaining traceability from requirements to design and code, and ensuring configuration management.
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