PwrpkCmpbltyChk_MDD

Module Design Document

For

PwrpkCmpbltyChk

Apr 12, 2016

Prepared For:

Software Engineering

Nexteer Automotive,

Saginaw, MI, USA

Prepared By:

Sankardu Varadapureddi,

Nexteer Automotive,

Saginaw, MI, USA
Change History

Table of Contents

1 Introduction 5

1.1 Purpose 5

1.2 Scope 5

2 PwrpkCmpbltyChk High-Level Description 6

3 Design details of software module 7

3.1 Graphical representation of PwrpkCmpbltyChk 7

3.2 Data Flow Diagram 7

3.2.1 Component level DFD 7

3.2.2 Function level DFD 7

4 Constant Data Dictionary 8

4.1 Program (fixed) Constants 8

4.1.1 Embedded Constants 8

5 Software Component Implementation 9

5.1 Sub-Module Functions 9

5.1.1 Init: PwrpkCmpbltyChkInit1 9

5.1.1.1 Design Rationale 9

5.1.1.2 Module Outputs 9

5.1.2 Per: PwrpkCmpbltyChkPer1 9

5.1.2.1 Design Rationale 9

5.1.2.2 Store Module Inputs to Local copies 9

5.1.2.3 (Processing of function)……… 9

5.1.2.4 Store Local copy of outputs into Module Outputs 9

5.2 Server Runables 9

5.3 Interrupt Functions 9

5.4 Module Internal (Local) Functions 9

5.4.1 Local Function #1 9

5.4.1.1 Description 10

5.5 GLOBAL Function/Macro Definitions 10

6 Known Limitations with Design 11

7 UNIT TEST CONSIDERATION 12

Appendix A Abbreviations and Acronyms 13

Appendix B Glossary 14

Appendix C References 15

Introduction

Purpose

Scope

PwrpkCmpbltyChk High-Level Description

Refer to FDD

Design details of software module

Graphical representation of PwrpkCmpbltyChk

Data Flow Diagram

Refer FDD

Component level DFD

Function level DFD

Constant Data Dictionary

Program (fixed) Constants

Embedded Constants

Refer .m file.

Local Constants

Software Component Implementation

Sub-Module Functions

Init: PwrpkCmpbltyChkInit1

Design Rationale

Refer FDD

Module Outputs

Refer FDD

Per: PwrpkCmpbltyChkPer1

Design Rationale

Refer FDD

Store Module Inputs to Local copies

Refer FDD

(Processing of function)………

Refer FDD

Store Local copy of outputs into Module Outputs

Refer FDD

Server Runables

None

Interrupt Functions

None

Module Internal (Local) Functions

Local Function #1

Description

If both 'GearIdn1VldStat' and 'GearIdn2VldStat' are TRUE then return TRUE, else return FALSE. This function is created to reduce cyclomatic complexity.

GLOBAL Function/Macro Definitions

None

Known Limitations with Design

None

UNIT TEST CONSIDERATION

None

Abbreviations and Acronyms

Glossary

Note: Terms and definitions from the source “Nexteer Automotive” take precedence over all other definitions of the same term. Terms and definitions from the source “Nexteer Automotive” are formulated from multiple sources, including the following:

• ISO 9000

• ISO/IEC 12207

• ISO/IEC 15504

• Automotive SPICE® Process Reference Model (PRM)

• Automotive SPICE® Process Assessment Model (PAM)

• ISO/IEC 15288

• ISO 26262

• IEEE Standards

• SWEBOK

• PMBOK

• Existing Nexteer Automotive documentation

References