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Strategies for Real-Time System Specification by Imtiaz A. Pirbhai, Derek J. Hatley

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Chapter 24. Creating the Hardware and Software Architecture Models

At the outset of the book we stated that the methods are applicable to the specification of systems, hardware, or software, and earlier in Part V we emphasized the fact that systems come in hierarchies, as illustrated in Figure 24.1. We will now discuss how this hierarchical property helps us create the hardware and software architectures.

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Figure 24.1. Hierarchical nature of the Automobile Management System.

What we have done so far is map system requirements into an architecture, and in the process we have allocated individual system requirements to modules. We must now decide ...

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