O'Reilly logo

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

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Chapter 18. Architecture Diagrams

18.1 Architecture Context Diagrams

The architecture context diagram (ACD) establishes the information boundary between the system being implemented and the environment in which the system has to operate. The ACD is the highest-level diagram for any system. It represents the system as a source for information flowing out to entities in the environment and as a sink for information that it receives from these entities.

The elements that make up the ACD are: one architecture module, representing the system; terminators that represent entities in the environment with which the system communicates; and information flow vectors that represent the communications that take place between the system and those entities. ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required