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Length: 2 Days
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ARINC 429 Training

ARINC 429 defines the standard requirements and protocols for the transportation of digital data between avionic systems in commercial aircraft. These standards are followed by equipment manufacturers, enabling the interchangeability of avionics equipment.

The ARINC 429 governs the point-to-point data communication bus in which the transmitter connects to one of more receivers through a wired connection.

The ARINC 429 standard defines the physical, electrical and protocol requirements.

ARINC 429 specifies the requirements for an avionics communication line in terms of electrical, physical, data format, protocol and other characteristics. This allows compatible avionic systems that range from sensors to computerized control equipment, to communicate with ease regardless of the manufacturer and complexity.

This is important because a big benefit of ARINC 429 is that it allows interoperability and coexistence of different parts from manufacturers. This makes it possible for navigation systems, GPS, autopilot, fuel management, climate control, cabinet oxygen control, and computerized systems in an aircraft to interface and talk to one another.

Other advantages of ARINC 429:

  • Allows digital systems in commercial aircraft to communicate with each other using standard data formats and structures over a standard physical communication bus and interfaces
  • The universal structures for data and power systems give the designers of aircraft and avionics
    systems the freedom to develop and create a wide variety of innovative products.
  • Makes it easy to fit new technologies into the existing systems
  • Simplifies the designing and implementing complex data and control systems in the aircraft as well as making it easy to maintain, repair and upgrade the systems.

Today’s applications with ARINC 429 are wide and varied, and include:

  • Flight control
  • Guidance systems
  • Communications
  • Flight data
  • In-Flight entertainment systems
  • Navigation Systems

ARINC stands for the Aeronautical Radio INC, a private organization comprising members from the airlines, and manufacturers of aircraft and avionics equipment. The organization promotes standardization of aircraft systems by defining various technical requirements for the aircraft industry.

However, even though this is a global standard for commercial aircraft, it is not mandatory, and there might be cases where manufacturers develop incompatible components that are not governed by the standard.

ARINC 429 Training Course by Tonex

ARINC 429 Training Course cover ARINC 429 industry standard as is used on virtually all commercial aircraft. Learn about ARINC 429 specification defining a local area network for transfer of digital data between avionics system elements and subsystems. Avionics system transmit information over a single twisted and shielded pair of wires (the ARINC 429 databus) up to as many as 20 receivers, a two-wire, point-to-point digital avionic data bus.

Who Should Attend

Electronic and avionics systems engineers, designers, hardware and software engineers, testers, managers and anyone with little or no ARINC 429 experience

Course Objectives

Upon completion of ARINC 429 training, the participants will:

  • List Avionic digital buses and ARINC 429
  • Discuss ARINC 429 applications and use cases in Avionics
  • Discuss the physical properties of the ARINC 429 bus
  • Discuss ARINC 429 protocol
  • Correctly design a ARINC 429 topology and installation.
  • Explore how the ARINC 429 standard operates
  • Avoid common errors in designing a ARINC 429 system.
  • Troubleshoot a ARINC 429 system installation
Image result for arinc 429

Topics Covered

  • Overview of Avionic Digital Data Buses
  • ARINC 429 Functional and Technical Description
  • ARINC Specification 429, Part 1-15
  • Functional Description, Electrical
  • Interface, Label Assignments and Word Formats
  • ARINC Specification 429, Part 2-15
  • Discrete Word Data Standards
  • ARINC Specification 429, Part 3-15
  • File Data Transfer Techniques
  • ARINC 429 Electrical Components
  • ARINC 429 Data Characteristics and Protocols
  • Mark 33 Digital Information Transfer System (DITS)
  • ARINC 429 Words
  • ARINC 429 Messages

Course Content and Modules

Introduction to Avionic Data Buses and Multiplexing

  • What is ARINC 429?
  • The ARINC 429 specification
  • ARINC 429 overview
  • The ARINC 429 specification
  • ARINC 429 usage
  • ARINC 429 definitions, encoding & formats
  • ARINC 429 data bus operation
  • ARINC 429 data encoding, word formats, message formats, and response time.

Key Elements of ARINC 429

  • Technical description
  • Medium and Signaling
  • Cable characteristics
  • Transmission characteristics
  • Waveform parameters
  • ARINC 429 software and hardware characteristics
  • ARINC 429 procedures and tools
  • ARINC 429 design and implementation
  • ARINC 429 capable systems
  • ARINC 429 testing, verification and validation
  • ARINC 429 Multiplexing

ARINC 429 General Requirements

  • ARINC 429 Design Fundamentals
  • Message and Word Formatting
  • Direction of Information Flow
  • Information Element
  • Information Identifier
  • Source/Destination Identifier
  • Sign/Status Matrix
  • Data Standards
  • Timing-Related Elements
  • Bit Rate
  • Information Rates
  • Clocking Method
  • Word
  • Synchronization
  • Timing Tolerances

ARINC 429 Protocol

  • Data Encoding and Decoding
  • Word formats
  • Parity
  • Sign/Status Matrix
  • Data and Data Types
  • Source/Destination Identifier
  • Label
  • Bit numbering, transmission order, and bit significance
  • Word format
  • Labels
  • Message formats
  • Hardware design
  • Data Bus Characteristics
  • Terminal Characteristics

ARINC 429 System Design, Architecture and Testing

  • Data Bus Topology
  • Data Bus Control
  • Partitioning & Redundancy
  • Bus Loading
  • Software Design
  • Controller Software
  • Protection from interference
  • ARINC 429 Phases of Testing
  • Test Plans
  • Verification and Validation Testing

ARINC 429 Training

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