Many of the levels are shown pictorially in the Gajski/Kuhn chart. Although VHDL does not support system description at the physical/geometry level of. Historical Perspective: Gajski and Kuhn’s Y-chart. • In Gajski and Kuhn’s Y- chart, each axis represents a view of a model: behavioral, structural, or physical view. Gajski-Kuhn chart – also known as Y-chart represents 3 views of a hardware design model. I am not sure how much this is applied practically. A good practice in.

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The behaviour of the circuit level is described by mathematics using differential equations or logical equations. According to this model, the development of hardware is perceived within three domains that are depicted as gajki axis and produce a Y.

This corresponds to transistors and capacitors up to crystal lattices. The logical level is described in the behaviour perspective by boolean equations. For the behavioural description, block diagrams are used by making abstractions of signals and their time response. Creating a structural description from gakski behavioural one is achieved through the processes of high-level synthesis or logical synthesis.

InRobert Walker and Donald Thomas refined it. From Wikipedia, the free encyclopedia. The issue in gajdki development is most often a top-down design problem.


Gajski-Kuhn Y-chart | TikZ example

Each of the domains can be divided into levels of abstraction, using concentric rings. Computer engineering Electronic design automation Diagrams.

Charrt register-transfer level RTL is a more detailed abstraction level on which the behaviour between communicating registers and logic units is described. The three domains of the Gajski-Kuhn Y-chart are on radial axes.

This is perceived by the three domains of behaviour, structure, and the layout that goes top-down to more detailed abstraction levels.

Gajski-Kuhn chart

Just ask chatt the LaTeX Forum. Ti k Z Community Weblog. In the structural view, this is displayed with gates and flip-flops. Oder frag auf Deutsch auf TeXwelt.

At the top level outer ringwe consider the architecture of the chip; at the lower levels inner ringswe successively refine the design into finer detailed implementation: At the top level outer ringwe consider the architecture of the chip; at the lower levels inner ringswe successively refine the design into finer detailed implementation:.

On the system levelbasic properties of an electronic system are determined. Features Coordinate systems 8 Tags Charts 23 Scientific and technical areas Computer science 42 Electrical engineering In the structural domain, blocks like ALUs are in use.

Here, data structures and data flows are defined. The algorithmic level is defined by the definition of concurrent algorithms signals, loops, variables, assignments.

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This page was last edited on 10 Octoberat Retrieved from ” https: Creating a physical description gajwki a structural one is achieved through layout synthesis.

In the geometric domain, the logical level is described by standard cells. By using this site, you agree to the Terms of Use and Privacy Policy. The Gajski-Kuhn Y-chart is a model which captures the considerations in designing gzjski devices. Views Read Edit View history. The designer can select one of the perspectives and then switch from one view to another.

The outer shells are generalisations, the inner ones refinements gjaski the same subject.

Example: Gajski-Kuhn Y-chart

Comments Adding comments is currently not enabled. Generally, the design process is not following a specific sequence in this diagram. Examples Resources Builds Questions. Along these axis, the abstraction levels that describe the degree of abstraction. Blocks used in the structure domain are CPUsmemory chipetc. Daniel Gajski and Robert Kuhn developed it in In the geometric view, the design step of the floorplan is located.

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