1   Definition

An AMS-MAS Messages request the Motion Actuation Subsystem (MAS) to execute, suspend, or resume a Trajectory.

2   Functional Requirements

The AMS-MAS Message pass the following data to the MAS:



  1. Execute the Trajectory to change the CAV’s Spatial Attitude SAat time tA to Spatial Attitude SAat time tB.
  2. Suspend the Execute
  3. Resume the Execute

3   Syntax



4   Semantics

Label Size Description
Header N1 Bytes
·         Standard 8 Bytes The characters “CAV-AMM”
·         Version N2 Bytes Major version – 1 or 2 Bytes
·         Dot-separator 1 Byte The character “.”
·         Subversion N3 Bytes Minor version – 1 or 2 Bytes
AMSMASMessageID N4 Bytes Identifier of AMS-MAS Message.
AMSMASMessageData N4 Bytes Data in AMS-MAS Message.
·         Duration N5 Bytes Duration the Message applies to.
·         SpatialAttitude N6 Bytes
·         TrajectoryID N7 Bytes ID of Trajectory
·         Command N8 Bytes One of Execute or Suspend
DescrMetadata N9 Bytes Descriptive Metadata

5   Data Formats and Attributes

No Formats required.

6   To Respondents

Respondents are requested to comment on or extend or reformulate the functional requirements of the AMS-MAS Message.