hri_request_for_device_control

This data flow represents real-time train indications and local control preemptions for the ITS Provide Device Control process as well as DMS control instructions from the Manage HRI Vehicle Traffic process at highway-rail grade crossings to the ITS Output Control Data process.

hri_guidance_for_roadway_info
+ train_sense_data
+ hri_device_control
+ hri_data_for_signage_from_roadway

Sub Data Flows

Parent Data Flows

Associated PSpecs