This data flow provides the operational status (state of the device, configuration, and fault data) of the Highway Advisory Radio for the Manage Maintenance and Construction function. This status also includes an indication of the current program being broadcast, and an indication of the space available for storing messages/programs on the device. By monitoring this data flow, the receiving process can monitor the health and current status of field equipment and repair if deemed necessary. It consists of the following data items each of which is defined in its own DDE:

+ device_identity
+ roadside_device_status

Sub Data Flows

Parent Data Flows

Associated PSpecs