Foreword
Introduction
0.1 Purpose
0.2 Applicability
0.3 Conditions of Release
Section 1 - General Requirements
1.1 Scope
1.2 Warning
1.3 Normative References
1.4 Informative References
1.5 Abbreviations
Section 2 - Overview
2.1 Purpose
2.2 Software Interface (Def Stan 21-24 Part 5)
2.3 Electrical Interface
Section 3 - Introduction to the Software Interface
3.1 Principles of Operation
3.2 Highway Connection
3.2.1 Initialisation and Set Up
3.2.2 Configuration
3.2.3 Highway Connect
3.3 Message Reception
3.4 Message Transmission
3.5 Fault/Event Detection
3.6 Highway Disconnect
3.7 TU Re-boot
Section 4 - Introduction to Host/TU Message Exchange
4.1 Byte Ordering
4.2 Message from Host to TU
4.3 Messages from TU to Host
Section 5 - Host to TU Message Details
5.1 General
5.2 Host Heartbeat Message
5.2.1 General
5.2.2 Performance
5.2.3 Format & Field Descriptions
5.3 Host Command to TU
5.3.1 General
5.3.2 Format
5.3.3 Field Description
5.4 Command Descriptions
5.4.1 Highway Connect (1)
5.4.2 Highway Disconnect (2)
5.4.3 Establish these Filter Ranges (12)
5.4.4 Clear These Filter Ranges (13)
5.4.5 Message Filter Request (14)
5.4.6 Reset Message Filters (15)
5.4.7 Enable Auto CSM Processing (30)
5.4.8 Disable Auto CSM Processing (31)
5.4.9 Forward Received CSMs to Host (32)
5.4.10 Stop forwarding Received CSMs to Host (33)
5.4.11 CSM Specification (34)
5.4.12 Enable CSR Response (35)
5.4.13 Disable CSR Response (36)
5.4.14 Fault Status Request (60)
5.4.15 Event Log Request (61)
5.4.16 Enable SNTP (70)
5.4.17 Disable SNTP (71)
5.4.18 Configure SNTP (72)
5.5 Data Transmitted Message
5.5.1 General
5.5.2 Performance
5.5.3 Data Transmitted Message Format
5.5.3.1 Message Structure
5.5.3.2 Message Header Format
5.5.3.3 Message Body Format (Def Stan 21-28)
5.5.3.4 Message Body Format (Non Def Stan 21-28)
5.6 Message Packing
Section 6 - TU to Host Message Details
6.1 General
6.2 TU Heartbeat Message
6.2.1 General
6.2.2 Performance
6.2.3 Format & Field Descriptions
6.3 Command Response
6.3.1 General
6.3.2 Format and Field Descriptions
6.3.3 Command Result
6.4 Command Response Descriptions
6.4.1 Unrecognised Command (0)
6.4.2 Highway Connect (1)
6.4.3 Highway Disconnect (2)
6.4.4 Establish These Filter Ranges (12)
6.4.5 Clear These Filter Ranges (13)
6.4.6 Message Filter Request (14)
6.4.7 Reset Message Filters (15)
6.4.8 Enable Auto CSM Processing (30)
6.4.9 Disable Auto CSM Processing (31)
6.4.10 Forward received CSMs To Host (32)
6.4.11 Stop forwarding Received CSMs to host (33)
6.4.12 CSM Specification (34)
6.4.13 Enable CSR Response (35)
6.4.14 Disable CSR Response (36)
6.4.15 Fault Status Request (60)
6.4.16 Event log Request (61)
6.4.17 Enable SNTP (70)
6.4.18 Disable SNTP (71)
6.4.19 Configure SNTP (72)
6.5 Data Received Message
6.5.1 General
6.5.2 Performance
6.5.3 Format
6.6 SNTP
6.6.1 General
6.6.2 Format