ARINC 812 : 2006 SUPP 1

1.0 INTRODUCTION
    1.1 Background
    1.2 Purpose of this Document
    1.3 Scope of this Document
    1.4 Document Organization
    1.5 Related Documents
    1.6 Document Precedence
2.0 OVERVIEW
    2.1 Protocol Overview
    2.2 Protocol Mandatory/Optional Provisions
3.0 NETWORK DESCRIPTIONS
    3.1 Nodes
    3.2 Network Architecture
    3.3 GAIN Status
    3.4 MGCU States
4.0 COMMANDS - FUNCTIONALITIES OVERVIEW
    4.1 Network Monitoring Functionality
    4.2 Power Control Functionality
    4.3 GAIN Remote Operation
    4.4 Failure Monitoring
    4.5 Data Transfer
5.0 INTERFACE DEFINITIONS
    5.1 Electrical Power/CAN-BUS data connector
    5.2 OSI Layers
6.0 COMMANDS - FUNCTIONAL INTERFACES
    6.1 Message Table
    6.2 Message List
7.0 GAIN CONFIGURATION DATA
    7.1 General
    7.2 Standard
    7.3 Functionality
    7.4 Power Thresholds
    7.5 Partial Power Capabilities
    7.6 GAIN Data
    7.7 Maintenance Data
    7.8 Catering Data
    7.9 Flight Data
    7.10 Message Timers
    7.11 Decentralized Power Control Timers
    7.12 Counter Management
    7.13 Memory Pointers
ATTACHMENTS
 1 Specification of the GAIN CAN Bus
APPENDICES
 A List of Acronyms
 B Message Examples
 C Decentralized Power Control
 D Communication Examples
 E Examples for GAIN States and Power Thresholds

Describes the general Galley Insert (GAIN) standardization philosophy, provide comprehensive equipment interfaces, and disseminate the most current industry guidance.