Interface: TDOT Region 1 TMC - Knoxville - TDOT Changeable Speed Limit Signs
![TDOT Region 1 TMC - Knoxville to TDOT Changeable Speed Limit Signs Interface Diagram](../../images/ifs/if30-219.gif)
Architecture Flow Definitions
variable speed limit control (Planned) Applicable ITS Standards
Information used to configure and control variable speed limit systems including the equipment used to provide current speed limits and other information to drivers and the equipment used to monitor traffic and environmental conditions along the roadway.
variable speed limit status (Planned) Applicable ITS Standards
Current operating status of the variable speed limit systems including the state of the equipment.