Analog Devices Blackfin Manuale utente

Getting Started

With Blackfin®Processors

Revision 3.0, August 2007

Part Number

82-000850-01

Analog Devices

One Technology Way

Norwood, Mass. 02062-9106

not be reproduced in any form without prior, express written consent

from Analog Devices

Printed in the USA.

Disclaimer

Analog Devices reserves the right to change this product without prior

notice. Information furnished by Analog Devices is believed to be accurate

and reliable. However, no responsibility is assumed by Analog Devices for

its use; nor for any infringement of patents or other rights of third parties

which may result from its use. No license is granted by implication or oth-

erwise under the patent rights of Analog Devices

Trademark and Service Mark Notice

The Analog Devices logo, Blackfin, the Blackfin logo, CrossCore,

EZ-Extender, EZ-KIT Lite, and VisualDSP++ are registered trademarks of

Analog Devices

The Collaborative is a trademark of Analog Devices

All other brand and product names are trademarks or service marks of

their respective owners.

Getting Started With Blackfin Processors iii

CONTENTS

PREFACE

Purpose of This Manual .................................................................. xi

Intended Audience .......................................................................... xi

Manual Contents ........................................................................... xii

What’s New in This Manual ........................................................... xii

Supported Processors ...................................................................... xii

Product Information ..................................................................... xiii

Processor Product Information ................................................. xiii

Related Documents .................................................................. xiv

Online Technical Documentation ............................................. xiv

Accessing Documentation From VisualDSP++ ....................... xv

Accessing Documentation From Windows ............................. xv

Accessing Documentation From the Web .............................. xvi

Printed Manuals ....................................................................... xvi

VisualDSP++ Documentation Set ......................................... xvi

Hardware Tools Manuals ..................................................... xvii

Processor Manuals ............................................................... xvii

Data Sheets ......................................................................... xvii

Contents

iv Getting Started With Blackfin Processors

INTRODUCTION

What are Blackfin Processors? ....................................................... 1-1

Combining RISC MCU and Signal Processor

Functionality ....................................................................... 1-2

Approaches to Application Development ............................. 1-4

Dual-Core Processors Add Flexibility .................................. 1-6

The Blackfin Family of Processors ............................................ 1-7

Blackfin Processors (Currently Available) ............................. 1-7

Future Blackfin Processor Releases .................................... 1-22

Blackfin Processor Features ......................................................... 1-22

Performance .......................................................................... 1-23

Benchmarks Against Other Processors ......................................... 1-26

Dhrystone ............................................................................ 1-26

Results on a Blackfin Compilation .................................... 1-27

Whetstone ............................................................................ 1-29

Code Used for the Blackfin Compilation ........................... 1-30

Results of the Blackfin Compilation .................................. 1-31

nbench ................................................................................. 1-32

BDTI ................................................................................... 1-34

EEMBC ................................................................................ 1-44

Analog Devices Benchmarks .................................................. 1-46

Links to Comparative Benchmarks .................................... 1-46

Blackfin Processor Compiler and Code Density ................. 1-46

Getting Started With Blackfin Processors v

Contents

THE EVALUATION PROCESS

Selecting Software Development Tools ........................................... 2-1

VisualDSP++ From Analog Devices ......................................... 2-2

Platform and Processor Support ........................................... 2-2

Develop High-Performance Applications Quickly ............ 2-3

Leverage-Proven Application Infrastructure ...................... 2-5

Debug and Tune Your Application With Ease .................. 2-6

Integrate Into Your Existing Environment ........................ 2-8

Get Help and Stay Up to Date ............................................. 2-9

Use The Collaborative ................................................... 2-10

Take a VisualDSP++ Test Drive! .................................... 2-10

Analog Devices Tools ........................................................ 2-10

Embedded Processors and DSPs ........................................ 2-10

Code Examples ...................................................................... 2-11

MULTI Integrated Development Environment ...................... 2-11

GNU Tool Chain for Blackfin Processor ................................ 2-12

Eclipse IDE ...................................................................... 2-12

µClinux Distribution ........................................................ 2-12

Blackfin µClinux Q&A ..................................................... 2-13

Linux Software Projects ................................................. 2-17

Linux Hardware Projects .............................................. 2-19

STAMP Board Support Packages ....................................... 2-20

Stamp Daughter Cards ...................................................... 2-20

Contents

vi Getting Started With Blackfin Processors

Device Drivers and System Services ....................................... 2-20

Summary: Software Development Tools ................................. 2-21

Examples Included With VisualDSP++ .................................. 2-21

Software Modules ................................................................. 2-21

Selecting Hardware Development Tools ...................................... 2-22

EZ-KIT Lite Evaluation Systems ........................................... 2-22

ADSP-BF533 EZ-KIT Lite From Analog Devices .............. 2-24

ADSP-BF537 EZ-KIT Lite From Analog Devices .............. 2-27

ADSP-BF561 EZ-KIT Lite From Analog Devices .............. 2-29

ADSP-BF535 EZ-KIT Lite From Analog Devices .............. 2-31

ADSP-BF527 EZ-KIT Lite From Analog Devices .............. 2-33

ADSP-BF548 EZ-KIT Lite From Analog Devices .............. 2-35

EZ-KIT Lite Expansion Boards ............................................. 2-37

Blackfin EZ-Extender ....................................................... 2-37

Blackfin USB-LAN EZ-Extender ...................................... 2-39

Blackfin A-V EZ-Extender Card ....................................... 2-41

ADSP-BF537 STAMP Board ............................................ 2-43

JTAG Emulators ................................................................... 2-44

High-Performance USB 2.0 JTAG Emulator ..................... 2-46

USB 1.1 JTAG Emulator .................................................. 2-49

High-Performance PCI JTAG Emulator ............................ 2-51

Third-Party Boards ............................................................... 2-53

PHYTEC phyCORE-BF537 SBC ..................................... 2-53

Getting Started With Blackfin Processors vii

Contents

Selecting the Right Combination of Tools .................................... 2-56

Scenario 1 ............................................................................. 2-56

Scenario 2 ............................................................................. 2-57

Software Development on Blackfin Processors .............................. 2-57

SUPPORT OPTIONS

Available Support .......................................................................... 3-1

Analog Devices Web Site ......................................................... 3-2

Processor and Tools Selection Information ........................... 3-2

Getting Started Information ................................................ 3-3

Applications Notes, EE-Notes, and Other Articles ............... 3-3

Communities-Related Information ...................................... 3-4

Platform-Related Information ............................................. 3-4

Workshops and Seminars ......................................................... 3-4

Blackfin Processor Workshops ............................................. 3-4

Blackfin Processor Seminars ................................................ 3-5

TechOnLine Seminars ......................................................... 3-5

µClinux on the Blackfin Processor 3-Day Workshop ............ 3-6

Processor Documentation ........................................................ 3-6

Blackfin Processor Manuals ................................................. 3-6

Hardware Reference Manuals .......................................... 3-7

Programming Reference .................................................. 3-8

Printed Manuals .............................................................. 3-8

Downloadable Manuals ................................................... 3-9

Contents

viii Getting Started With Blackfin Processors

µClinux Distribution Manual ............................................. 3-9

Data Sheets ...................................................................... 3-10

Anomalies Lists for Processors and Tools ........................... 3-10

BSDL Files ....................................................................... 3-11

IBIS Models ..................................................................... 3-11

CrossCore Tools Documentation ........................................... 3-11

VisualDSP++ Documentation ........................................... 3-12

VisualDSP++ Getting Started Guide ............................. 3-12

VisualDSP++ User’s Guide ............................................ 3-13

VisualDSP++ Licensing Guide ...................................... 3-13

VisualDSP++ C/C++ Compiler and Library Manual

for Blackfin Processors ............................................... 3-14

VisualDSP++ Assembler and Preprocessor Manual ......... 3-14

VisualDSP++ Linker and Utilities Manual ..................... 3-15

VisualDSP++ Kernel (VDK) User’s Guide ..................... 3-15

VisualDSP++ Loader Manual ........................................ 3-15

Device Driver and System Service Libraries Manual ....... 3-16

Hardware Tools Documentation ....................................... 3-16

Getting Started With the ADSP-BF537

EZ-KIT Lite Manual .................................................. 3-17

ADSP-BF535 EZ-KIT Lite Evaluation

System Manual .......................................................... 3-17

ADSP-BF533 EZ-KIT Lite Evaluation

System Manual .......................................................... 3-18

ADSP-BF537 EZ-KIT Lite Evaluation

System Manual .......................................................... 3-18

Getting Started With Blackfin Processors ix

Contents

ADSP-BF548 EZ-KIT Lite Evaluation

System Manual ........................................................... 3-19

ADSP-BF561 EZ-KIT Lite Evaluation

System Manual ........................................................... 3-19

Blackfin EZ-Extender Manuals ...................................... 3-19

VisualDSP++ Help ............................................................ 3-21

The Collaborative .................................................................. 3-21

Technical or Customer Support .............................................. 3-22

MyAnalog.com ...................................................................... 3-23

INDEX

Contents

x Getting Started With Blackfin Processors

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