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Full Description

This document defines requirements for digital, command/response time division multiplexing (data bus) techniques for fiber optic implementation. The concept of operation and information flow on the multiplex data bus and the functional formats to be employed are also defined.

When invoked in a specification or statement of work, these requirements shall apply to the multiplex data bus and associated equipment which is developed either alone or as a portion of a system or subsystem development. The contractor is responsible for invoking all of the applicable requirements of this aerospace standard on any and all subcontractors he may employ.

Document History

  1. SAE AS177C

    Operating Instructions for Aircraft Engines (Preparation of) (Stabilized: Sep 2018)

    • Most Recent
  2. SAE AS177B

    Operating Instructions for Aircraft Engines (Preparation of)

    • Historical Version
  3. SAE AS1773


    Fiber Optics Mechanization of a Digital Time Division Command/Response Multiplex Data Bus

    • Historical Version