| Component | An individual sub-system element such as core,
memory, bus, or peripheral. |
| Internal port | Internal ports communicate with subcomponents
and are not visible if the component is used in a higher-level system.
Unlike hidden external ports, they are permanently hidden. |
| External port | A port that is used to connect the subsystem
to other components within a higher-level system. |
| Connection | A link between two components. The connection
is made between a master port on one component and a slave port
on the second component. |
| Label | An annotation in a diagram. There is no processing
or connections associated with a label. |
| Object | One of the following: component connection external port label.
|
| Operation | The basic elements of LISA that describe pieces
of the processor model. Each operation can consist of multiple sections
such as composition, coding, syntax, and behavior. |
| Behavior | Each LISA operation or instruction can have
multiple behavior sections. These sections describe the behavior
code in C. |
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