Storage System Diagnostics and Utility Protocol

Company:Digital Equipment Corporation
Part:AA-L620A-TK
Date:1982-04
Keywords:MSCP UDA50

Table of Contents

  • Chapter 1 Introduction
    • 1.1 Overview of MSCP Subsystem
    • 1.2 Overview of DUP
    • 1.3 Purpose
    • 1.4 Scope
  • Chapter 2 Terminology
    • 2.1 Terminology
  • Chapter 3 DUP Host / Controller Communications
    • 3.1 DUP Host / Controller Communications
      • 3.1.1 Communications Scheme
      • 3.1.2 Class Driver / DUP Server Communications
      • 3.1.3 Host Program / Remote Program Communications
  • Chapter 4 Algorithms and Usage Rules
    • 4.1 Algorithms and Usage Rules
      • 4.1.1 DUP Server States
      • 4.1.2 Command Categories and Execution Order
      • 4.1.3 Class Driver / DUP Server Synchronization
      • 4.1.4 Class Driver Error Recovery
      • 4.1.5 Command Timeouts
  • Chapter 5 Generic Control Message Format
    • 5.1 Generic Control Message Format
      • 5.1.1 Generic Control Message Format
      • 5.1.2 Command Modifiers
      • 5.1.3 End Message Format
      • 5.1.4 Status Codes
      • 5.1.5 ABORT PROGRAM Command / Response
      • 5.1.6 GET DUST STATUS Command / Response
      • 5.1.7 EXECUTE SUPPLIED PROGRAM Command / Response
      • 5.1.8 EXECUTE LOCAL PROGRAM Command / Response
      • 5.1.9 SEND DATA and RECEIVE DATA Commands / Responses
  • Appendix A Modifier Codes/Response Status Codes/Opcodes
  • Appendix B Remote Program Header
  • Appendix C The Direct Program

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