T A B L E O F C O N T E N T S

1 INTRODUCTION 7

1.1 PURPOSE 7

1.2 SCOPE 7

1.3 APPLICABLE DOCUMENTS 7

1.4 REFERENCE DOCUMENTS 7

1.5 ABBREVIATIONS AND ACRONYMS 8

1.6 GLOSSARY 8

1.7 STYLISTIC CONVENTIONS 9

2 OVERVIEW 11

3 THE VLT SOFTWARE DEVELOPMENT PROCESS 13

3.1 WHAT AND WHEN 13

3.2 STANDARDS 14

3.3 KEEPING CONTROL 14

3.4 TESTING 14

3.5 THE SOFTWARE MODULE 14

3.5.1 Create a Software Module 15

3.5.2 Populate a Software Module 15

3.5.3 Some Examples 16

4 THE VLT APPLICATION SOFTWARE 17

5 THE VLT COMMON SOFTWARE 19

5.1 GENERAL 19

5.1.1 Copyright 20

5.1.2 VLT Development Utilities 20

5.1.3 Central Common Software (CCS) and LCU Common Software 20

5.1.4 WS-LCU Communication Software 22

5.1.5 HOS/Sequencer 22

5.1.6 Drivers 22

5.1.7 Motor Control 23

5.1.8 INS Common Software 23

5.1.9 Simple Examples 24

5.2 SUPPORTED CONFIGURATION 24

5.2.1 Hardware 24

5.2.2 Software 24

5.3 DISTRIBUTION 25

5.4 EVOLUTION AND BACKWARD COMPATIBILITY 25

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