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The System Designer's Guide to VHDL-AMS by Darrell A. Teegarden, Gregory D. Peterson, Peter J. Ashenden

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chapter twenty-two

Attributes and Groups

VHDL-AMS provides comprehensive facilities for expressing the behavior and structure of a design. VHDL-AMS also provides the attribute mechanism for annotating a model with additional information. In this chapter, we review the predefined attributes and show how to define new attributes. We also look at the group mechanism, which allows us to describe additional relationships between various items in a model.

22.1 Predefined Attributes

Throughout this book we have seen predefined attributes that are used to retrieve information about types, objects and other items within a model. In this section we summarize the previously introduced attributes and fully describe the remaining predefined attributes. ...

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