Collaboration Case: Stop Tracking

Description : Stop the motion of the tracking axes.

Performance:  20ms

Frequency:  Any time

Package Assignment:  Tracking.

Preconditions: 

• Tracking axes are ONLINE

Basic Course: 

• Send command STOP
  Exception Course: Command failed
• ATCS stops updating the axes reference positions

  Interface:  IfAltDrive,  IfAzDrive,  IfFssTranslationStage

• Return OK reply

Exception Course: Command failed

• ATCS returns ERROR reply

Postconditions: 

• Tracking axes are in still stand.
• Brakes are released, control loops remain closed

  Interface:  IfAltDrive,  IfAzDrive

• State ONLINE, substate IDLE

Issues to be Determined or Resolved: 

Notes:

Last modified: Thu Jun 28 14:00:18 UTC 2001