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IEC 61158-6-23
Edition 2.0 2019-06
INTERNATIONAL
STANDARD
Industrial communication networks – Fieldbus specifications –
Part 6-23: Application layer protocol specification – Type 23 elements
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IEC 61158-6-23
Edition 2.0 2019-06
INTERNATIONAL
STANDARD
Industrial communication networks – Fieldbus specifications –
Part 6-23: Application layer protocol specification – Type 23 elements
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 25.040.40; 35.100.70; 35.110 ISBN 978-2-8322-7014-1
– 2 – IEC 61158-6-23:2019 © IEC 2019
CONTENTS
FOREWORD . 9
INTRODUCTION . 11
1 Scope . 13
1.1 General . 13
1.2 Specifications . 14
1.3 Conformance . 14
2 Normative references . 14
3 Terms, definitions, symbols, abbreviated terms and conventions . 15
3.1 Referenced terms and definitions . 15
3.1.1 ISO/IEC 7498-1 terms . 15
3.1.2 ISO/IEC 8822 terms . 15
3.1.3 ISO/IEC 9545 terms . 15
3.1.4 ISO/IEC 8824-1 terms . 15
3.1.5 IEC 61158-1 terms . 16
3.2 Additional Type 23 terms and definitions . 16
3.3 Symbols and abbreviated terms . 18
3.4 Conventions . 19
3.4.1 General concept . 19
3.4.2 Convention for the encoding of reserved bits and octets . 19
3.4.3 Conventions for abstract syntax description . 19
3.4.4 Conventions for bit description in octets . 20
3.4.5 Conventions for state machine descriptions . 20
4 FAL syntax description . 21
4.1 FALPDU type C abstract syntax . 21
4.1.1 Basic abstract syntax . 21
4.1.2 Connect-PDU . 22
4.1.3 ConnectAck-PDU . 22
4.1.4 Scan-PDU . 22
4.1.5 Collect-PDU . 23
4.1.6 Select-PDU . 23
4.1.7 Launch-PDU . 23
4.1.8 Token-PDU . 23
4.1.9 MyStatus-PDU . 24
4.1.10 Transient1-PDU . 24
4.1.11 Dummy-PDU . 25
4.1.12 Transient2-PDU . 25
4.1.13 NTNTest-PDU . 25
4.1.14 CyclicDataW-PDU. 26
4.1.15 CyclicDataB-PDU . 26
4.1.16 CyclicDataOut1-PDU . 26
4.1.17 CyclicDataOut2-PDU . 27
4.1.18 CyclicDataIn1-PDU . 27
4.1.19 CyclicDataIn2-PDU . 27
4.2 FALPDU type F abstract syntax . 28
4.2.1 Basic abstract syntax . 28
4.2.2 Persuasion-PDU . 29
4.2.3 TestData-PDU . 30
4.2.4 TestDataAck-PDU. 30
4.2.5 Setup-PDU . 31
4.2.6 SetupAck-PDU . 31
4.2.7 F-Token-PDU . 32
4.2.8 F-MyStatus-PDU . 32
4.2.9 Measure-PDU . 32
4.2.10 F-Offset-PDU . 33
4.2.11 F-Update-PDU . 33
4.2.12 F-CyclicData-PDU . 33
4.2.13 Transient1-PDU . 33
4.2.14 TransientAck-PDU . 36
4.2.15 Transient2-PDU . 37
4.2.16 ParamCheck-PDU . 37
4.2.17 Parameter-PDU . 38
4.2.18 Timer-PDU . 39
4.3 Data type assignments for type C . 39
4.4 Data type assignments for type F . 40
5 FAL transfer syntax . 41
5.1 Encoding rules . 41
5.1.1 Unsigned encoding . 41
5.1.2 Octet string encoding . 41
5.1.3 SEQUENCE encoding . 42
5.1.4 LOctetString encoding . 42
5.2 FALPDU type C elements encoding . 42
5.2.1 FALARHeader . 42
5.2.2 Connect-PDU . 44
5.2.3 ConnectAck-PDU . 45
5.2.4 Scan-PDU . 45
5.2.5 Collect-PDU . 46
5.2.6 Select-PDU . 48
5.2.7 Launch-PDU . 49
5.2.8 Token-PDU . 49
5.2.9 MyStatus-PDU . 49
5.2.10 Transient1-PDU . 51
5.2.11 Dummy-PDU . 55
5.2.12 Transient2-PDU . 56
5.2.13 NTNTest-PDU . 67
5.2.14 CyclicDataW-PDU. 67
5.2.15 CyclicDataB-PDU . 68
5.2.16 CyclicDataOut1-PDU . 69
5.2.17 CyclicDataOut2-PDU . 69
5.2.18 CyclicDataIn1-PDU . 70
5.2.19 CyclicDataIn2-PDU . 71
5.3 FALPDU type F elements encoding . 72
5.3.1 FALARHeader . 72
5.3.2 Persuasion-PDU . 76
5.3.3 TestData-PDU . 77
5.3.4 TestDataAck-PDU. 77
5.3.5 Setup-PDU .
...