This information is part of the Modelica Standard Library maintained by the Modelica Association.

CompositeStep "compositeStep" is a hierarchical StateGraph consisting of two other subgraphs. Whenever component "compositeStep" is suspended, all steps with in "compositeStep" are deactivated. By entering "compositeStep" via its "resume" port, all steps within "compositeStep" are activated according to their setting before leaving the "compositeStep" via its "suspend" port.