DEFSTAN 21-24(PT3)/2(2000) : 2000

TITLE PAGE
SCOPE
Introduction
Interface
FOREWORD
Sponsorship
Conditions of Release
Categories of NES
Related Documents
Health and Safety
Additional Information
CONTENTS
SECTION 1 - PERFORMANCE SPECIFICATION
            1.1 Introduction to the Enhanced Software
                Interface
                1.1.1 Principles of Operation
                1.1.2 Message Forms
                1.1.3 Message Routing and Filtering
                1.1.4 Time Synchronization
                1.1.5 Stimulation
                1.1.6 Adaptation
                1.1.7 Testing
                1.1.8 Summary
                1.1.9 Principles of Implementation
            1.2 Scope of the Software Interface Specification
            1.3 Shared Data Area Specifications
                1.3.1 Control and Status (C & S) Table
                1.3.2 C & S Table Interface Control
                1.3.3 C & S Table Location of Tables
                1.3.4 C & S Table Short Message Input Control
                1.3.5 C & S Table Short Message Output Control
                1.3.6 C & S Table Communications Status
                1.3.7 C & S Table Long Message Input Control
                1.3.8 C & S Table Long Message Output Control
                1.3.9 C & S Table Time Synchronization
                1.3.10 Input Table and Output Table
                1.3.11 Fields in Input and Output buffers
                1.3.12 The Message Type Table
                1.3.13 Terminal Unit Data Area
                1.3.14 Summary Figures
                1.3.15 Data Organization
            1.4 Protocol Specification - Initialization and
                Mode Change
                1.4.1 Introduction to Initialization
                1.4.2 The Initialization Protocol
                1.4.3 Host Computer Initialization
                1.4.4 Terminal Unit Initialization
                1.4.5 Introduction to Mode Change
                1.4.6 The Mode Change Protocol (Reset)
                1.4.7 The Mode Change Protocol (Re-initialize)
            1.5 Protocol Specification - Stimulation
                1.5.1 Introduction
                1.5.2 Interrupt Mechanism
                1.5.3 Scanning Mechanism
                1.5.4 Adaptation
                1.5.5 Significant Events
                1.5.6 Stimulation Protocol
                1.5.7 Protocol Examples
            1.6 Protocol Specification - Data Transfer
                Operation
                1.6.1 Short Message Transmission
                1.6.2 Short Message Output - Action by the Host
                       Computer
                1.6.3 Short Message Output - Action by the
                       Terminal Unit
                1.6.4 Short Message Reception
                1.6.5 Short Message Input - Action by the
                       Terminal Unit
                1.6.6 Short Message Input - Action by the Host
                       Computer
                1.6.7 Long Message Transmission and Reception
                1.6.8 Long Message Output - Action by the Host
                       Computer
                1.6.9 Long Message Output - Action by the
                       Terminal Unit
                1.6.10 Long Message Input - Action by the
                       Host Computer
                1.6.11 Long Message Input - Action by the
                       Terminal Unit
            1.7 Protocol Specification - Interface Operation
                1.7.1 Time Message Handling
                1.7.2 Assumption of Time Source Role - Action
                       by Host Computer
                1.7.3 Assumption of Time Source Role - Action
                       by then Terminal Unit
                1.7.4 Relinquishment of Time Source Role - Action
                       by Host Computer
                1.7.5 Relinquishment of Time Source
                       Role - Action by the Terminal Unit
                1.7.6 Time Message Input - Action by Host
                       Computer
                1.7.7 Time Message Input - Action by the
                       Terminal Unit
                1.7.8 Time Message Output - Action by Host
                       Computer
                1.7.9 Time Message Output - Action by the
                       Terminal Unit
                1.7.10 Fault Reporting
                1.7.11 Fault Reporting - Action by the Host
                       Computer
                1.7.12 Fault Reporting - Action by the Terminal Unit
                1.7.13 Message Type Table Change Reporting
                1.7.14 Message Type Table Change
                       Reporting - Action by the Host Computer
                1.7.15 Message Type Table Change
                       Reporting - Action by the Terminal Unit
SECTION 2 - NATIONAL/INTERNATIONAL REGULATIONS
SECTION 3 - MILITARY STANDARDS/REQUIREMENTS
SECTION 4 - DESIGN REQUIREMENTS/GUIDANCE
SECTION 5 - CORPORATE EXPERIENCE & KNOWLEDGE
ANNEX A - RELATED DOCUMENTS
ANNEX B - DEFINITIONS
ANNEX C - PROCUREMENT CHECK LIST
ALPHABETICAL INDEX

Contains the technical requirements for interfacing to current warship combat systems using the CSH or TWSH.