ARINC 771 : 2016

1.0 INTRODUCTION AND DESCRIPTION
1.1 Purpose of this Characteristic
1.2 Relationship of this Document to Other
    ARINC and Industry Documents
1.3 Related Documentation
1.4 System Description
1.5 Function of Equipment
1.6 Airborne Avionics Configurations
1.7 Unit Description
1.8 System Performance
1.9 Interchangeability
1.10 Regulatory Approval
2.0 AIRCRAFT INTERFACE STANDARDS
2.1 Introduction
2.2 Form Factors, Connectors, and Index Pin Coding
2.3 Antenna Specification
2.4 Antenna Transmit/Receive System Requirements
2.5 Coaxial Cables
2.6 Standard Interwiring
2.7 Power Circuitry
2.8 System Functions and Signal Characteristics
2.9 Environmental Conditions
2.10 Cooling Requirements
2.11 Grounding and Bonding
2.12 System ATE and BITE Design
3.0 SATCOM FUNCTIONS
3.1 Iridium Radio Services
3.2 User Interfaces
3.3 Software Data Loader Interfaces
4.0 DATA SECURITY CONSIDERATIONS
4.1 Introduction
4.2 Objectives
4.3 Architecture
4.4 Security Analysis
4.5 Multiple Transceiver Design for Physical Separation
ATTACHMENTS
ATTACHMENT 1 - STANDARD INTERFACES
ATTACHMENT 2 - ARINC 429 LABELS AND WORD FORMATS
ATTACHMENT 2A - BIT-ORIENTED FAULT REPORTING PROTOCOL
ATTACHMENT 3 - COCKPIT VOICE - SAT PHONE STATE MACHINE
             FOR NORMAL OPERATION
APPENDIX A - ACRONYM LIST

Describes the desired characteristics of the Iridium Low-Earth Orbiting (LEO) Aviation Satellite Communication (Satcom) System avionics intended for installation in all types of aircraft including commercial transport, business, and general aviation aircraft.