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  • IEC 60559:1989

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    Binary floating-point arithmetic for microprocessor systems

    Available format(s):  Hardcopy, PDF, PDF 3 Users, PDF 5 Users, PDF 9 Users

    Superseded date:  01-06-2011

    Language(s):  English - French

    Published date:  30-01-1989

    Publisher:  International Electrotechnical Committee

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    Table of Contents - (Show below) - (Hide below)

    FOREWORD
    PREFACE
    Clause
    1 Scope
      1.1 Implementation objectives
      1.2 Inclusions
      1.3 Exclusions
    2 Definitions
    3 Formats
      3.1 Sets of values
      3.2 Basic formats
      3.3 Extended formats
      3.4 Combinations of formats
    4 Rounding
      4.1 Round to nearest
      4.2 Directed roundings
      4.3 Rounding precision
    5 Operations
      5.1 Arithmetic
      5.2 Square root
      5.3 Floating-point format conversions
      5.4 Conversions between floating-point and integer
      5.5 Round floating-point number to integral value
      5.6 Binary <--> decimal conversion
      5.7 Comparison
    6 Infinity, NaNs and signed zero
      6.1 Infinity arithmetic
      6.2 Operation with NaNs
      6.3 The sign bit
    7 Exception
      7.1 Invalid operations
      7.2 Division by zero
      7.3 Overflow
      7.4 Underflow
      7.5 Inexact
    8 Traps
      8.1 Trap handler
      8.2 Precedence
    APPENDIX A - Recommended functions and predicates

    Abstract - (Show below) - (Hide below)

    Defines ways for new microprocessor systems to perform binary floating point arithmetic in software, in hardware or in any combination of hardware and software. Note: -For the price of this publication, please consult the ISO/IEC price-code list.

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    Committee ISO/IEC JTC 1/SC 25
    Development Note Also numbered as BS 7237(1990) (09/2005)
    Document Type Standard
    Publisher International Electrotechnical Committee
    Status Superseded
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

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    DEFSTAN 21-26(PT2)/2(2010) : 2010 REQUIREMENTS FOR THE DIGITAL REPRESENTATION OF SHIPBORNE DATA PARAMETERS - PART 2: GUIDE TO THE USE OF DEF STAN 21-26 PART 1 (FORMERLY NES 1026)
    CSA ISO/IEC 9945-4 : 2005 INFORMATION TECHNOLOGY - PORTABLE OPERATING SYSTEM INTERFACE (POSIX) - PART 4: RATIONALE
    97/207803 DC : DRAFT JUL 1997 IEC 61915-1 - PROFILES FOR NETWORKED INDUSTRIAL DEVICES FOR LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 1: GENERAL RULES
    BS EN 61158-6-8:2008 Industrial communication networks. Fieldbus specifications Application layer protocol specification. Type 8 elements
    ECMA 376 : 5ED 2015 OFFICE OPEN XML FILE FORMATS - PART 1: FUNDAMENTALS AND MARKUP LANGUAGE REFERENCE - PART 2: OPEN PACKAGING CONVENTIONS - PART 3: MARKUP COMPATIBILITY AND EXTENSIBILITY - PART 4: TRANSITIONAL MIGRATION FEATURES
    ISO/IEC 9945-4:2003 Information technology Portable Operating System Interface (POSIX) Part 4: Rationale
    CSA ISO/IEC 9899 : 2013 INFORMATION TECHNOLOGY - PROGRAMMING LANGUAGES - C
    BS ISO/IEC 8211:1994 Information technology. Specification for a data descriptive file for information interchange
    I.S. EN 61158-5-7:2008 INDUSTRIAL COMMUNICATION NETWORKS - FIELDBUS SPECIFICATIONS - PART 5-7: APPLICATION LAYER SERVICE DEFINITION - TYPE 7 ELEMENTS
    PD ISO/IEC TS 18661-1:2014 Information technology. Programming languages, their environments, and system software interfaces. Floating-point extensions for C Binary floating-point arithmetic
    BS ISO/IEC TR 15580:2001 Information technology. Programming languages. Fortran. Floating-point exception handling
    15/30310202 DC : 0 BS ISO/IEC 18477-3 - INFORMATION TECHNOLOGY - SCALABLE COMPRESSION AND CODING OF CONTINUOUS-TONE STILL IMAGES - PART 3: BOX FILE FORMAT
    15/30311316 DC : 0 BS ISO/IEC 18477-6 - INFORMATION TECHNOLOGY - SCALABLE COMPRESSION AND CODING OF CONTINUOUS-TONE STILL IMAGES - PART 6: IDR INTEGER CODING
    DD IEC PAS 62573 : DRAFT JULY 2008 REAL-TIME ETHERNET - REAL-TIME AUTOMATION PROTOCOL FOR INDUSTRIAL ETHERNET (RAPIENET)
    BS EN 62056-62:2007 Electricity metering. Data exchange for meter reading, tariff and load control Interface classes
    BS ISO/IEC 9945-2:2002 Information technology. Portable operating system interface (POSIX) System Interfaces
    BS EN 61158-4-7:2008 Industrial communication networks. Fieldbus specifications Data-link layer protocol specification. Type 7 elements
    CSA ISO/IEC 23271:2013 INFORMATION TECHNOLOGY - COMMON LANGUAGE INFRASTRUCTURE (CLI)
    BS EN 61987-1:2007 Industrial-process measurement and control. Data structures and elements in process equipment catalogues Measuring equipment with analogue and digital output
    BS EN 61158-6-16:2008 Industrial communication networks. Fieldbus specifications Application layer protocol specification. Type 16 elements
    CSA ISO/IEC 20970 : 2004 : R2012 INFORMATION TECHNOLOGY - PROGRAMMING LANGUAGES, THEIR ENVIRONMENTS AND SYSTEM SOFTWARE INTERFACES - JEFF FILE FORMAT
    02/653425 DC : DRAFT JULY 2002 BS ISO/IEC 9945-2 - INFORMATION TECHNOLOGY - PORTABLE OPERATING SYSTEM INTERFACE (POSIX) - PART 2: SYSTEM INTERFACES
    BS ISO/IEC 9945-1:2002 Information technology. Portable operating system interface (POSIX) Base Definitions
    INCITS/ISO/IEC 20970 : 2002 : R2007 INFORMATION TECHNOLOGY - PROGRAMMING LANGUAGES, THEIR ENVIRONMENTS AND SYSTEM SOFTWARE INTERFACES - JEFF FILE FORMAT
    ISO/IEC 23008-2:2017 Information technology High efficiency coding and media delivery in heterogeneous environments Part 2: High efficiency video coding
    INCITS/ISO/IEC 10967-1 : 1994 INFORMATION TECHNOLOGY - LANGUAGE INDEPENDENT ARITHMETIC - PART 1: INTEGER AND FLOATING POINT ARITHMETIC
    CSA ISO/IEC TR 24732 : 2012 INFORMATION TECHNOLOGY - PROGRAMMING LANGUAGES, THEIR ENVIRONMENTS AND SYSTEM SOFTWARE INTERFACES - EXTENSION FOR THE PROGRAMMING LANGUAGE C TO SUPPORT DECIMAL FLOATING-POINT ARITHMETIC
    DIN EN 61158-6-7:2008-09 INDUSTRIAL COMMUNICATION NETWORKS - FIELDBUS SPECIFICATIONS - PART 6-7: APPLICATION LAYER PROTOCOL SPECIFICATION - TYPE 7 ELEMENTS
    INCITS/ISO/IEC 13249-3 : 2012 INFORMATION TECHNOLOGY - DATABASE LANGUAGES - SQL MULTIMEDIA AND APPLICATION PACKAGES - PART 3: SPATIAL
    DIN EN 61158-5-11:2008-09 INDUSTRIAL COMMUNICATION NETWORKS - FIELDBUS SPECIFICATIONS - PART 5-11: APPLICATION LAYER SERVICE DEFINITION - TYPE 11 ELEMENTS
    CSA ISO/IEC 23270 : 2007 INFORMATION TECHNOLOGY - PROGRAMMING LANGUAGES - C#
    DIN EN 61158-5-7:2008-09 INDUSTRIAL COMMUNICATION NETWORKS - FIELDBUS SPECIFICATIONS - PART 5-7: APPLICATION LAYER SERVICE DEFINITION - TYPE 7 ELEMENTS
    BIS IS/IEC 62056-62 : 2006 ELECTRICITY METERING - DATA EXCHANGE FOR METER READING, TARIFF AND LOAD CONTROL - PART 62: INTERFACE CLASSES
    CSA ISO/IEC 20970 : 2004 INFORMATION TECHNOLOGY - PROGRAMMING LANGUAGES, THEIR ENVIRONMENTS AND SYSTEM SOFTWARE INTERFACES - JEFF FILE FORMAT
    ISO/IEC TR 15580:2001 Information technology Programming languages Fortran Floating-point exception handling
    ANSI INCITS TR 17 : 1997 INFORMATION TECHNOLOGY - NUMERICAL C EXTENSIONS
    DEFSTAN 21-26(PT2)/1(2000) : 2000 REQUIREMENTS FOR THE DIGITAL REPRESENTATION OF SHIPBOARD DATA PARAMETERS - PART 2: GUIDE TO THE USE OF NES 1026 PART 1
    DEFSTAN 21-67/2(2012) : 2012 DATA REPRESENTATION STANDARD
    I.S. EN 61158-6-18:2012 INDUSTRIAL COMMUNICATION NETWORKS - FIELDBUS SPECIFICATIONS - PART 6-18: APPLICATION LAYER PROTOCOL SPECIFICATION - TYPE 18 ELEMENTS (IEC 61158-6-18:2010 (EQV))
    I.S. EN 60864-2:1999 STANDARDIZATION OF INTERCONNECTIONS BETWEEN BROADCASTING TRANSMITTERS OR TRANSMITTER SYSTEMS AND SUPERVISORY EQUIPMENT - PART 2: INTERFACE STANDARDS FOR SYSTEMS USING DATA BUS TYPE INTERCONNECTIONS
    ISO/IEC/IEEE 60559:2011 Information technology Microprocessor Systems Floating-Point arithmetic
    CEI EN 61158-5-16 : 2009 INDUSTRIAL COMMUNICATION NETWORKS - FIELDBUS SPECIFICATIONS - PART 5-16: APPLICATION LAYER SERVICE DEFINITION - TYPE 16 ELEMENTS
    IEEE 754-2008 REDLINE IEEE Standard for Floating-Point Arithmetic
    I.S. EN 61158-5-8:2008 INDUSTRIAL COMMUNICATION NETWORKS - FIELDBUS SPECIFICATIONS - PART 5-8: APPLICATION LAYER SERVICE DEFINITION - TYPE 8 ELEMENTS
    ISO/IEC 20944-3:2013 Information technology Metadata Registries Interoperability and Bindings (MDR-IB) Part 3: API bindings
    ISO/IEC TR 24731-1:2007 Information technology Programming languages, their environments and system software interfaces Extensions to the C library Part 1: Bounds-checking interfaces
    ISO/IEC 11404:2007 Information technology — General-Purpose Datatypes (GPD)
    ISO/IEC 23271:2012 Information technology Common Language Infrastructure (CLI)
    ISO/IEC 20970:2002 Information technology Programming languages, their environments and system software interfaces JEFF file format
    ISO/IEC TS 18661-2:2015 Information Technology Programming languages, their environments, and system software interfaces Floating-point extensions for C Part 2: Decimal floating-point arithmetic
    I.S. EN 61915-1:2008 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - DEVICE PROFILES FOR NETWORKED INDUSTRIAL DEVICES - PART 1: GENERAL RULES FOR THE DEVELOPMENT OF DEVICE PROFILES
    IEC PAS 61158-6-22:2009 Industrial communication networks - Fieldbus specifications - Part 6-22: Application layer protocol specification - Type SNpTYPE elements
    I.S. EN 61158-5-11:2008 INDUSTRIAL COMMUNICATION NETWORKS - FIELDBUS SPECIFICATIONS - PART 5-11: APPLICATION LAYER SERVICE DEFINITION - TYPE 11 ELEMENTS
    IEC 61158-5-11:2007 Industrial communication networks - Fieldbus specifications - Part 5-11: Application layer service definition - Type 11 elements
    IEC 61158-6-11:2007 Industrial communication networks - Fieldbus specifications - Part 6-11: Application layer protocol specification - Type 11 elements
    IEC 61987-1:2006 Industrial-process measurement and control - Data structures and elements in process equipment catalogues - Part 1: Measuring equipment with analogue and digital output
    IEC 61158-5-8:2007 Industrial communication networks - Fieldbus specifications - Part 5-8: Application layer service definition - Type 8 elements
    ISO 5436-2:2012 Geometrical product specifications (GPS) — Surface texture: Profile method; Measurement standards — Part 2: Software measurement standards
    IEC 61158-6-16:2007 Industrial communication networks - Fieldbus specifications - Part 6-16: Application layer protocol specification - Type 16 elements
    IEC 61158-4:2003 Digital data communications for measurement and control - Fieldbus for use in industrial control systems - Part 4: Data link protocol specification
    IEC 62056-62:2006 Electricity metering - Data exchange for meter reading, tariff and load control - Part 62: Interface classes
    IEC 61158-5-21:2010 Industrial communication networks - Fieldbus specifications - Part 5-21: Application layer service definition - Type 21 elements
    IEC 61158-6-7:2007 Industrial communication networks - Fieldbus specifications - Part 6-7: Application layer protocol specification - Type 7 elements
    IEC 61158-5-7:2007 Industrial communication networks - Fieldbus specifications - Part 5-7: Application layer service definition - Type 7 elements
    IEC 61915-1:2007 Low-voltage switchgear and controlgear - Device profiles for networked industrial devices - Part 1: General rules for the development of device profiles
    ISO/TS 18234-11:2013 Intelligent transport systems — Traffic and Travel Information (TTI) via transport protocol experts group, generation 1 (TPEG1) binary data format — Part 11: Location Referencing Container (TPEG1-LRC)
    IEC 60864-2:1997 Standardization of interconnections between broadcasting transmitters or transmitter systems and supervisory equipment - Part 2: Interface standards for systems using data bus type interconnections
    ISO/TS 18234-7:2013 Intelligent transport systems — Traffic and travel information via transport protocol experts group, generation 1 (TPEG1) binary data format — Part 7: Parking information (TPEG1-PKI)
    IEC 61158-6-18:2010 Industrial communication networks - Fieldbus specifications - Part 6-18: Application layer protocol specification - Type 18 elements
    IEC 61158-6:2003 Digital data communications for measurement and control - Fieldbus for use in industrial control systems - Part 6: Application layer protocol specification
    IEC 61158-5-18:2010 Industrial communication networks - Fieldbus specifications - Part 5-18: Application layer service definition - Type 18 elements
    EN 60864-2:1997 Standardization of interconnections between broadcasting transmitters or transmitter systems and supervisory equipment - Part 2: Interface standards for systems using data bus type interconnections
    EN ISO 5436-2:2012 Geometrical product specifications (GPS) - Surface texture: Profile method; Measurement standards - Part 2: Software measurement standards (ISO 5436-2:2012)
    ENV 13154-1 : 2000 DATA COMMUNICATION FOR HVAC APPLICATION - FIELD NET - PART 1: OBJECTS
    DIN EN 61158-4-7:2008-09 INDUSTRIAL COMMUNICATION NETWORKS - FIELDBUS SPECIFICATIONS - PART 4-7: DATA-LINK LAYER PROTOCOL SPECIFICATION - TYPE 7 ELEMENTS
    ISO/IEC 10967-3:2006 Information technology Language independent arithmetic Part 3: Complex integer and floating point arithmetic and complex elementary numerical functions
    CAN/CSA-ISO/IEC TS 18661-5:18 Information technology — Programming languages, their environments, and system software interfaces — Floating-point extensions for C — Part 5: Supplementary attributes (Adopted ISO/IEC TS 18661-5:2016, first edition, 2016-08-15)
    08/30178922 DC : DRAFT FEB 2008 BS ISO/IEC 14496-10 AMD1 - INFORMATION TECHNOLOGY - CODING OF AUDIO-VISUAL OBJECTS - PART 10: ADVANCED VIDEO CODING
    ISO/IEC 9945-1:2003 Information technology Portable Operating System Interface (POSIX) Part 1: Base Definitions
    DIN EN 61158-5-16:2008-09 INDUSTRIAL COMMUNICATION NETWORKS - FIELDBUS SPECIFICATIONS - PART 5-16: APPLICATION LAYER SERVICE DEFINITION - TYPE 16 ELEMENTS
    BS ISO/IEC 10514-1:1996 Information technology. Programming languages Modula-2, base language
    CEI EN 61158-6-18 : 2013 INDUSTRIAL COMMUNICATION NETWORKS - FIELDBUS SPECIFICATIONS - PART 6-18: APPLICATION LAYER PROTOCOL SPECIFICATION - TYPE 18 ELEMENTS
    ECMA 372 : 1ED 2005 C++/CLI LANGUAGE SPECIFICATION
    DIN EN 61158-5-8:2008-09 INDUSTRIAL COMMUNICATION NETWORKS - FIELDBUS SPECIFICATIONS - PART 5-8: APPLICATION LAYER SERVICE DEFINITION - TYPE 8 ELEMENTS
    BS EN 61158-5-11:2008 Industrial communication networks. Fieldbus specifications Application layer service definition. Type 11 elements
    BS ISO/IEC 10967-1:2012 Information technology. Language independent arithmetic Integer and floating point arithmetic
    05/30082721 DC : DRAFT SEP 2005 ISO/IEC 13249-3 - INFORMATION TECHNOLOGY - SQL MULTIMEDIA AND APPLICATION PACKAGES - PART 3: SPATIAL
    02/653402 DC : DRAFT FEB 2002 ISO/IEC 23271 - INFORMATION TECHNOLOGY - COMMON LANGUAGE INFRASTRUCTURE
    CSA ISO/IEC 18477-8 : 2018 INFORMATION TECHNOLOGY - SCALABLE COMPRESSION AND CODING OF CONTINUOUS-TONE STILL IMAGES - PART 8: LOSSLESS AND NEAR-LOSSLESS CODING
    INCITS/ISO/IEC 20970 : 2002 INFORMATION TECHNOLOGY - PROGRAMMING LANGUAGES, THEIR ENVIRONMENTS AND SYSTEM SOFTWARE INTERFACES - JEFF FILE FORMAT
    DIN EN 61158-6-16:2008-09 INDUSTRIAL COMMUNICATION NETWORKS - FIELDBUS SPECIFICATIONS - PART 6-16: APPLICATION LAYER PROTOCOL SPECIFICATION - TYPE 16 ELEMENTS
    CSA ISO/IEC 10967-1:14 (R2019) Information technology - Language independent arithmetic - Part 1: Integer and floating point arithmetic (Adopted ISO/IEC 10967-1:2012, second edition, 2012-07-15)
    BS EN 60864-2:1997 Standardization of interconnections between broadcasting transmitters or transmitter systems and supervisory equipment Interface standards for systems using data bus type interconnections
    CAN/CSA-ISO/IEC 23271:13 (R2017) Information technology - Common language infrastructure (CLI) (Adopted ISO/IEC 23271:2012, third edition, 2012-02-15)
    INCITS/ISO/IEC 8211 : 1994 INFORMATION TECHNOLOGY - SPECIFICATION FOR A DATA DESCRIPTIVE FILE FOR INFORMATION INTERCHANGE
    CSA ISO/IEC 10967-2 : 2002 : R2016 INFORMATION TECHNOLOGY - LANGUAGE INDEPENDENT ARITHMETIC - PART 2: ELEMENTARY NUMERICAL FUNCTIONS
    CSA ISO/IEC 9945-1 : 2005 INFORMATION TECHNOLOGY - PORTABLE OPERATING SYSTEM INTERFACE (POSIX) - PART 1: BASE DEFINITIONS
    CAN/CSA-ISO/IEC TR 24731-1:12 (R2016) Information technology - Programming languages, their environments and system software interfaces - Extensions to the C library - Part 1: Bounds-checking interfaces (Adopted ISO/IEC TR 24731:2007, first edition, 2007-09-01)
    ANSI INCITS TR 17 : 1997 : R2007 INFORMATION TECHNOLOGY - NUMERICAL C EXTENSIONS
    BS EN 61158-6-18:2012 Industrial communication networks. Fieldbus specifications Application layer protocol specification. Type 18 elements
    CAN/CSA-ISO/IEC TR 24732:12 (R2016) Information technology - Programming languages, their environments and system software interfaces - Extension for the programming language C to support decimal floating-point arithmetic (Adopted ISO/IEC TR 24732:2009, first edition, 2009-01-15)
    INCITS/ISO/IEC 11404 : 2009 INFORMATION TECHNOLOGY - GENERAL-PURPOSE DATATYPES (GPD)
    CSA ISO/IEC/IEEE 9945 : 2010 INFORMATION TECHNOLOGY - PORTABLE OPERATING SYSTEM INTERFACE (POSIX[R]) BASE SPECIFICATIONS, ISSUE 7
    CSA ISO/IEC 1539-1:2012 INFORMATION TECHNOLOGY - PROGRAMMING LANGUAGES - FORTRAN - PART 1: BASE LANGUAGE
    CSA ISO/IEC 10967-3 : 2007 INFORMATION TECHNOLOGY - LANGUAGE INDEPENDENT ARITHMETIC - PART 3: COMPLEX INTEGER AND FLOATING POINT ARITHMETIC AND COMPLEX ELEMENTARY NUMERICAL FUNCTIONS
    INCITS/ISO/IEC 23270 : 2003 INFORMATION TECHNOLOGY - C# LANGUAGE SPECIFICATION
    ISO/IEC TR 24732:2009 Information technology Programming languages, their environments and system software interfaces Extension for the programming language C to support decimal floating-point arithmetic
    I.S. EN 61158-4:2004 DIGITAL DATA COMMUNICATION FOR MEASUREMENT AND CONTROL - FIELDBUS FOR USE IN INDUSTRIAL CONTROL SYSTEMS - PART 4: DATA LINK PROTOCOL SPECIFICATION
    ISO/IEC 23360-3:2006 Linux Standard Base (LSB) core specification 3.1 Part 3: Specification for IA64 architecture
    S.R. CEN ISO/TS 18234-11:2013 INTELLIGENT TRANSPORT SYSTEMS - TRAFFIC AND TRAVEL INFORMATION (TTI) VIA TRANSPORT PROTOCOL EXPERTS GROUP, GENERATION 1 (TPEG1) BINARY DATA FORMAT - PART 11: LOCATION REFERENCING CONTAINER (TPEG1-LRC) (ISO/TS 18234-11:2013)
    ISO/IEC 30170:2012 Information technology Programming languages Ruby
    CEI EN 61158-6-8 : 2009 INDUSTRIAL COMMUNICATION NETWORKS - FIELDBUS SPECIFICATIONS - PART 6-8: APPLICATION LAYER PROTOCOL SPECIFICATION - TYPE 8 ELEMENTS
    ECMA 367 : 2ED 2006 EIFFEL ANALYSIS, DESIGN AND PROGRAMMING LANGUAGE
    ISO/IEC 18477-4:2017 Information technology — Scalable compression and coding of continuous-tone still images — Part 4: Conformance testing
    I.S. EN 61158-6-7:2008 INDUSTRIAL COMMUNICATION NETWORKS - FIELDBUS SPECIFICATIONS - PART 6-7: APPLICATION LAYER PROTOCOL SPECIFICATION - TYPE 7 ELEMENTS
    BS EN 61158-5-21:2012 Industrial communication networks. Fieldbus specifications Application layer service definition. Type 21 elements
    ISO/IEC 8211:1994 Information technology Specification for a data descriptive file for information interchange
    ISO/IEC 29199-2:2012 Information technology JPEG XR image coding system Part 2: Image coding specification
    IEC 60625-2:1993 Programmable measuring instruments - Interface system (byte serial, bit parallel) - Part 2: Codes, formats, protocols and common commands
    ISO/IEC TS 18661-3:2015 Information Technology — Programming languages, their environments, and system software interfaces — Floating-point extensions for C — Part 3: Interchange and extended types
    ISO/IEC 13249-3:2016 Information technology Database languages SQL multimedia and application packages Part 3: Spatial
    IEC 61158-4-7:2007 Industrial communication networks - Fieldbus specifications - Part 4-7: Data-link layer protocol specification - Type 7 elements
    IEC 61158-5-16:2007 Industrial communication networks - Fieldbus specifications - Part 5-16: Application layer service definition - Type 16 elements
    IEC 61158-6-8:2007 Industrial communication networks - Fieldbus specifications - Part 6-8: Application layer protocol specification - Type 8 elements
    EN 61158-6-11:2008 Industrial communication networks - Fieldbus specifications - Part 6-11: Application layer protocol specification - Type 11 elements
    EN 61987-1:2007 Industrial-process measurement and control - Data structures and elements in process equipment catalogues - Part 1: Measuring equipment with analogue and digital output
    CEN ISO/TS 18234-7:2013 Intelligent transport systems - Traffic and travel information via transport protocol experts group, generation 1 (TPEG1) binary data format - Part 7: Parking information (TPEG1-PKI) (ISO/TS 18234-7.2013)
    EN 61158-5-21:2012 Industrial communication networks - Fieldbus specifications - Part 5-21: Application layer service definition - Type 21 elements
    EN 61158-6-7:2008 Industrial communication networks - Fieldbus specifications - Part 6-7: Application layer protocol specification - Type 7 elements
    EN 60044-1:1999/A2:2003 INSTRUMENT TRANSFORMERS - PART 1: CURRENT TRANSFORMERS
    EN 61158-6-8:2008 Industrial communication networks - Fieldbus specifications - Part 6-8: Application layer protocol specification - Type 8 elements
    DIN EN ISO 5436-2:2013-04 GEOMETRICAL PRODUCT SPECIFICATIONS (GPS) - SURFACE TEXTURE: PROFILE METHOD; MEASUREMENT STANDARDS - PART 2: SOFTWARE MEASUREMENT STANDARDS (ISO 5436-2:2012)
    EN 61158-4:2004 Digital data communication for measurement and control - Fieldbus for use in industrial control systems - Part 4: Data link protocol specification
    EN 61158-4-7:2008 Industrial communication networks - Fieldbus specifications - Part 4-7: Data-link layer protocol specification - Type 7 elements
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