signage_variable_speed_data_from_roadway

This data flow is used internal to a roadside device to control the messages to be output using in-vehicle signage as drivers approach an area with variable speed limits. This speed limit may vary based on traffic or environmental conditions.

Sub Data Flows

• Primitive Element

Parent Data Flows

• work_zone_device_control_data

Associated PSpecs/Terminators

• 9.3.3.1 - Collect Vehicle Speed
• 1.2.7.4 - Process In-vehicle Signage Data

Parent Information Flows

• vehicle signage local data