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Internal ports

Internal ports are: normal ports that are not accessible from outside of the component, not visible in the component, not a part of the component interface, an internal implementation detail of a component.

Internal ports typically handle signals coming from master ports of subcomponents in the parent component.

It is not necessary to declare an internal port to call port behaviors of a subcomponent. Do this directly using the syntax:

asubcomponent.aport.abehavior (..)
Internal port
component MyComponent
    internal slave port<MyProtocol>
        // …