1.6.3.1–Interact with Wayside Systems (Pspec*)
This process is responsible for interfacing to railroad owned and maintained wayside equipment, such as Wayside Interface Units, Crossing Gate Controllers, etc. All these devices are expected to provide real-time information to the HRI about approaching trains and their own health. In addition, advanced implementations will make use of a communications path back to approaching trains provided by the railroad's equipment.This Pspec is associated with the Roadway Subsystem*.
This Pspec is associated with the following Equipment Packages*:
Data Flows*:
- approaching_train_announcement--Out
- approaching_train_data--Out
- ats_alert--In
- ats_status--Out
- fwe-approaching_train_announcement--In
- fwe-train_data--In
- fwe-wayside_equipment_status--In
- hri_reporting_data--In
- twe-hri_status--Out
- twe-stop_highway_indication--Out
- twe-stop_train_indication--Out
- wayside_status--Out
