NXP Semiconductors MC56F8013, 56F8000 Targeting User Manual

3-Phase BLDC Motor Control
with Hall Sensors Using the
MC56F8013

Targeting User Guide

56F8000

16-bit Hybrid Controllers

56F8013BLDCUG
Rev. 1
11/2005

freescale.com

TABLE OF CONTENTS

About This Book

Audience . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Preface-v

Organization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Preface-v

Suggested Reading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Preface-v

Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Preface-vi

Definitions, Acronyms, and Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Preface-vii

References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Preface-vii

Chapter 1
Introduction

1.1 Application Benefits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1

Chapter 2
System Description

2.1 Application Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2

2.2 Hardware Design . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4

2.3 Software Design . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4

2.3.1 Data Flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5

Chapter 3
Setting Up the Application

3.1 Required Parts and Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

Chapter 4
Running the Application

4.1 BLDC with Hall Sensor Demonstration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1

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LIST OF FIGURES

2-2 System Concept . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3

2-3 Main Data Flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5

2-4 Speed Capture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6

3-1 56F8000 Motor Control Daughter Card and 56F8013 Demonstration Board . . . . . . . . 3-1

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List of Figures, Rev. 1

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About This Book

This manual describes the applications for 3-Phase BLDC motor control with Hall sensors using
the 56F8013 device.

Audience

This document targets software developers using 3-Phase BLDC motor control for the 56F8013
processor.

Organization

• Chapter 1, Introduction—provides a brief overview of this document

• Chapter 2, System Description—describes the theory of BLDC motor control with Hall
sensors for the 56F8013 processor

• Chapter 3, Setting Up the Application—explains how to set up the application

• Chapter 4, Running the Application—describes how the BLDC with Hall Sensor
application operates

Suggested Reading

We recommend that you have a copy of the following references:

• 56F8013 Technical Data, MC56F8013

• 56F8013 Motor Control Demonstration System using the 56F8013 Demonstration Board
User Guide, 56F8013MCSUG

• 3-Phase BLDC Motor Control with Hall Sensors using 56800/E Digital Signal Controllers,
AN1916

• 56F8000 Peripheral Reference Manual, MC56F8000RM

• Inside CodeWarrior: Core Tools, Metrowerks Corp.

Preface, Rev. 1

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Preliminary

Conventions

This document uses the following notational conventions:

Typeface,

Symbol or Term

Courier
Monospaced
Type

Italic Directory names,

Code examples //Process command for line flash

project names,
calls,
functions,
statements,
procedures,
routines,
arguments,
file names,
applications,
variables,
directives,
code snippets
in text

Bold Reference sources,

paths,
emphasis

Meaning Examples

...and contains these core directories:
applications contains applications software...

...CodeWarrior project, 3des.mcp is...

...the pConfig argument....

...defined in the C header file, aec.h....

...refer to the Targeting DSP56F80x Platform

manual....

...see: C:\Program Files\Motorola\help\tutorials

Blue Text Linkable on-line ...refer to Chapter 7, License....

Number Any number is consid-

ered a positive value,
unless preceded by a

3V

-10

DES

-1

minus symbol to signify
a negative value

ALL CAPITAL
LETTERS

# defines/
defined constants

# define INCLUDE_STACK_CHECK

Brackets [...] Function keys ...by pressing function key [F7]

Quotation

Returned messages ...the message, “Test Passed” is displayed....

marks, “...”

...if unsuccessful for any reason, it will return
“NULL”...

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Definitions, Acronyms, and Abbreviations

The following list defines the acronyms and abbreviations used in this document. As this template
develops, this list will be generated from the document. As we develop more group resources, these
acronyms will be easily defined from a common acronym dictionary. Please note that while the acronyms
are in solid caps, terms in the definition should be initial capped ONLY IF they are trademarked names or
proper nouns.

BLDC Brushless DC Motor

PI Proportional-Integral

PWM Pulse Width Modulation

References

The following sources were used to produce this book:

1. 56F8000 Peripheral Reference Manual, MC56F8000RM, Freescale Semiconductor, Inc.

2. 56F8013 Demonstration Board User Guide, MC56F8013DBUG, Freescale Semiconductor, Inc.

3. 56F8000 Motor Control Board User Guide, 56F8000MCBUG, Freescale Semiconductor, Inc.

4. DSP56800E Reference Manual, DSP56F800ERM, Freescale Semiconductor, Inc.

5. 56F8013 Technical Data, MC56F8013, Freescale Semiconductor, Inc.

6. 3-Phase BLDC Motor Control with Hall Sensors using 56800/E Digital Signal Controllers,

AN1916, Freescale Semiconductor, Inc.

7. 56800/E Accelerated Development System Resource Pak CD-ROM, CD342, Freescale
Semiconductor, Inc. (available from the Literature Distribution Center)

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Preface, Rev. 1