Foreword
0 Introduction
1 Scope
1.1 Field of application
1.2 Purpose
2 Normative references
3 FND communication model
3.1 Information exchange
3.2 Positioning of FND inside building automation
       systems
3.3 FND building automation model
3.4 Data points
3.5 Definitions
4 Description of data points
4.1 Transfer point
4.2 Signalling point
4.3 Switching point (with and without feedback)
4.4 Measuring point
4.5 Set point
4.6 Counting point
4.7 Collection point
5 FND-APDU format
5.1 Survey
5.1 Survey
5.2 Data point status
6 Operational description
6.1 Commands
6.2 Message
6.3 Disabling event messages
6.4 Access control
7 Segmentation
8 Communication process
8.1 General
8.2 invoke_id
8.3 dp_busy
8.4 Procedural specification
8.5 REJECT/ERROR conditions
9 Conformity assessment
9.1 Testing of an FND island control station interface
9.2 Testing of an FND control station interface
Annex A Authentication
Annex B Binary attributes and physical dimensions
Annex C Network interface
Annex D REJECT and ERROR codes
D.1 REJECT Coding
D.2 ERROR Codes
D.3 Info-code in case of commands