Entering a State

1. If the state has an inactive higher-level state, steps A – D are executed for that state.
2. The state is activated.
3. The entry action is executed.

4. Carry out implicit entry actions as necessary:

   1. If the state contains a subordinate diagram with a history, and if one of the substate was active after initialization, this substate is activated and its entry action executed.
   2. If the state contains a subordinate diagram with a history, and if one of the substate was active after initialization, this substate is activated and its entry action executed. Otherwise, proceed as described in D.a.