tt-guidance

This data flow is used as part of the interface to the traveler by the Provide Driver and Traveler Services function. It contains output (displays - text and/or graphics, and/or audio based information) which gives the traveler instructions on how to follow the route, e.g. cross the road, take a particular transit service, use the lift for wheelchairs, etc.

Sub Data Flows

• Primitive Element

Parent Data Flows

• To_Traveler

Associated PSpecs/Terminators

• 6.8.1.2 - Provide Personal Portable Device Guidance Interface
• Traveler

Parent Information Flows

• traveler interface updates