signal_phase_indication_to_transit_vehicle
This data flow sent from Provide Device Control processes to onboard processes on a transit vehicle indicates the phase (red, amber, green, left-turn, etc.) that is being transmitted by a signal controller.
Sub Data Flows
- Primitive Element
Parent Data Flows
- None
Associated PSpecs/Terminators
- 1.2.7.7 - Process Vehicle Safety and Environmental Data for Output
- 4.1.2 - Determine Transit Vehicle Service Status
Parent Information Flows