indicator_sign_control_data_for_hri

This data flow is used within the Manage Traffic function and contains the actual data from which instructions to the driver and traveler can be produced by indicators, dynamic message (DMS), short range communications equipment, and other types of signs on the roads (surface streets) in the vicinity of railroad grade crossings. It consists of the following data items each of which is defined in its own DDE:

list_size
+ list_size{crossing_id
+ hri_sign_control_data}

Sub Data Flows

• crossing_id
• hri_sign_control_data
• list_size

Parent Data Flows

• dms_data
• hri_device_control_data
• indicator_control_data_for_hri

Associated PSpecs/Terminators

• 1.2.4.4 - Output Roadway Information Data
• 1.6.1.1 - Detect Roadway Events

Parent Information Flows

• rail crossing control data