Topic: DO-178B Standards (STDS)

Audience: Management and Software Engineers

Length 2-Days

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Part 1 – Overview of the Process

• FAA Overview
• RTCA/DO-178B
• Overall Process
• Airworthiness Requirements
• System Operational Requirements
• SYSTEM LIFE CYCLE PROCESSES
• System Safety Assessment Process
• System Requirements Allocated to Software feed-down
• Software Levels feed-down
• Design Constraints feed-down
• Hardware Definition feed-down
• SOFTWARE LIFE CYCLE PROCESSES (DO-178B)
• Software Planning Process ( DO-178B Section 4)
• PSAC, SDP, SVP, SCMP, SQAP, SRS, SDS, SCS, reviews
• Software Development Processes (DO-178B Section 5)
• SRD, SDD, CODE, Integration, Trace, reviews
• Integral Processes
• SW Verification (DO-178B Section 6)
• SW Configuration Management (DO-178B Section 7)
• SW Quality Assurance (DO-178B Section 8)
• Certification Liaison (DO-178B Section 9)
• Fault Containment Boundaries feed-back
• Error Sources Identified/Eliminated feed-back
• Software Requirements & Architecture feed-back

• SOFTWARE LIFE CYCLE
• Project Rigor
• Software Leveling

Part 2 - The Software Requirements Standards (SRS) Content in Detail

·        SRS Contents

• Title Page
• Signature Page – Stake Holders
• Revision History
• Table of Contents
• Introduction
• Purpose, Scope, References, Acronyms
• Methods
• Traceability
• Avoiding Design-Specific Issues
• Requirements Rules
• Methods
• Rules
• Notation
• Tools - Constraints Related to Requirements Development
• Derived Requirements
• Requirements Document Layout
• Change Control 

Part 3 - The Software Design Standards (SDS) Content in Detail

·        SDS Contents

• Title Page
• Signature Page – Stake Holders
• Revision History
• Table of Contents
• Introduction
• Purpose, Scope, References, Acronyms
• Design Description Methods
• Top-Down Method
• Object-Oriented Method
• Conditions Imposed on the Design Method
• Constraints on the Use of Design Tools
• Constraints on the Design
• Complexity Restrictions
• Traceability
• Avoiding High-Level Issues
• Control Flows
• Global Data Issues
• Low Level Requirements
• Derived Low Level Requirements
• Typical Low Level Requirements
• Rules
• Design Document Layout
• Change Control 

Part 4 - The Software Coding Standards (SCS) Content in Detail

·        SCS Contents

• Title Page
• Signature Page – Stake Holders
• Revision History
• Table of Contents
• Introduction
• Purpose, Scope, References, Acronyms
• Programming Languages
• Syntax, Control Behavior, Data Behavior
• Language Feature Usage
• Implementation Defined Issues
• Source Code Presentation Standards
• Line Length
• Indention
• White Space
• Documentation Standards
• File and Function Headers
• Comments in the Code
• Naming Conventions
• Modules
• Functions
• Variables
• Constants
• Conditions/Constraints Imposed on Permitted Conventions
• Constraints and Coding Tools
• Compiler Constraints
• MISRA Constraints
• EC++
• Source Code Rules Checklist
• Coding Document Layout
• Change Control
• Source Code Traceability
• Source Code Module/Function Examples

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