BS Z 15:1998

REFERENCES
1 Introduction
    1.1 Purpose and scope
    1.2 Applicability
    1.3 Bit numbering convention and nomenclature
2 Telecommand data routing service overview
3 Segmentation layer: standard data structures and
    procedures
    3.1 Overview of the layer
    3.2 Standard data structures within the layer
          3.2.1 Frame data unit
          3.2.2 Telecommand segment
    3.3 Standard procedures within the layer
          3.3.1 Sending end procedures
          3.3.2 Receiving end procedures
4 Transfer layer: standard data structures and procedures
    4.1 Overview of the layer
    4.2 Standard data structures within the layer
          4.2.1 TC Transfer Frame Format
          4.2.2 Command Link Control Word Format
    4.3 Standard procedures within the layer
          4.3.1 Frame delimiting and fill removal procedure
          4.3.2 Frame validation check procedure
          4.3.3 Command operation procedure
Annexes
A Data routing service acronyms and terminology
B Data routing service specification

Determines the common requirements for specifying the data routing service of a space-craft telecommand. Intended to provide a common framework within which space agencies may implement compatible future spacecraft telecommanding systems.