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Table of Contents

Javelin Stamp Manual v1.1

•

www.javelinstamp.com

•

Page i

PREFACE ............................................................................................................................. VII

ANUAL

RGANIZATION

.....................................................................................................

VII

AVA

ROGRAMMERS

–

READ

THIS ..................................................................................

VIII

BASIC

TAMP

NTHUSIASTS

–

READ

THIS ........................................................................

ANUAL

ONVENTIONS

........................................................................................................

ESOURCES AND

ECHNICAL

UPPORT

..................................................................................

REE

OWNLOADS FROM WWW

JAVELINSTAMP

COM

............................................................

CKNOWLEDGEMENTS

..........................................................................................................

1: INTRODUCTION ............................................................................................................... 1

AVELIN

TAMP AND

EATURES

................................................................................ 1

ROGRAMMING

ANGUAGE

AVA

FOR THE

AVELIN

TAMP

............................................ 2

AVELIN

TAMP

NTEGRATED

EVELOPMENT

NVIRONMENT

............................................... 2

IRTUAL

ERIPHERALS

........................................................................................................... 3

Background VPs ................................................................................................................. 3

Foreground VPs ................................................................................................................. 3

OW THE

AVELIN

TAMP

ORKS

......................................................................................... 4

AVELIN

TAMP

ARDWARE

.................................................................................................. 5

QUIPMENT AND

YSTEM

EQUIREMENTS

............................................................................. 6

SEFUL

ARDWARE

............................................................................................................... 7

2: JAVELIN QUICK START ............................................................................................... 11

ARDWARE

ETUP

................................................................................................................ 11

NSTALLING THE

AVELIN

TAMP

IDE .................................................................................. 16

UNNING THE

AVELIN

TAMP

IDE

AND

OADING A

EST

ROGRAM

................................. 19

EBUGGING

NVIRONMENT

................................................................................................. 22

NLINE

ELP

........................................................................................................................ 26

I/O

XAMPLE

........................................................................................................................ 27

HAT

ORK

–

ROUBLE

HOOTING

............................................................................ 29

HERE TO

EXT

? ................................................................................................................. 32

3: BEGINNERS GUIDE TO EMBEDDED JAVA PROGRAMMING ............................ 35

LASS

RAPPER AND

AIN

ETHOD

.......................................................................... 35

ECLARING

ONSTANTS

ARIABLES

AND

RRAYS

........................................................... 36

ERFORMING

ALCULATIONS

............................................................................................... 39

AKING

ECISIONS

.............................................................................................................. 40

EPETITIVE

PERATIONS

...................................................................................................... 43

ISPLAYING

ESSAGES FROM THE

AVELIN

......................................................................... 47

ENDING

ESSAGES TO THE

AVELIN

................................................................................... 49

Содержание Javelin Stamp

Страница 1: ...ss mainly focus on the distribution of electronic components Line cards we deal with include Microchip ALPS ROHM Xilinx Pulse ON Everlight and Freescale Main products comprise IC Modules Potentiometer...

Страница 2: ...Javelin Stamp Manual Version 1 1...

Страница 3: ...allax COPYRIGHTS AND TRADEMARKS This documentation is copyright 2005 by Parallax Inc By downloading or obtaining a printed copy of this documentation or software you agree that it is to be used exclus...

Страница 4: ...rallax created this group to obtain feedback on our curricula and to provide a forum for educators to develop and obtain Teacher s Guides Translators The purpose of this list is to provide a conduit b...

Страница 5: ......

Страница 6: ...ALS 3 Background VPs 3 Foreground VPs 3 HOW THE JAVELIN STAMP WORKS 4 JAVELIN STAMP HARDWARE 5 EQUIPMENT AND SYSTEM REQUIREMENTS 6 USEFUL HARDWARE 7 2 JAVELIN QUICK START 11 HARDWARE SETUP 11 INSTALLI...

Страница 7: ...69 COMMUNICATING WITH OTHER COMPUTERS 74 COMMUNICATING WITH PERIPHERAL DEVICES 78 5 USING THE JAVELIN STAMP IDE 81 STARTING THE IDE 81 SETTING GLOBAL OPTIONS 81 STARTING A PROJECT 82 BUILDING YOUR PRO...

Страница 8: ...Statics 125 Abstraction 126 Exceptions 126 Packages and CLASSPATH 129 ONLINE RESOURCES 131 JAVELIN STAMP KEYWORD REFERENCE 131 abstract 131 boolean 132 break 132 byte 132 case 133 catch 133 char 133...

Страница 9: ...USED KEYWORDS 156 Unsupported Reserved Words 156 7 WORKING WITH OBJECTS 157 WHAT S AN OBJECT 157 Encapsulation 159 Polymorphism 160 Class Relationships 161 An Object Oriented Example 161 Decoupling th...

Страница 10: ...A UTIL PACKAGE 182 Random 182 THE STAMP UTIL PACKAGE 182 Expect 183 List 183 LinkedList 183 LINKEDLISTITEM 184 9 JAVELIN STAMP HARDWARE REFERENCE 185 ADC 185 BUTTON 186 CPU 190 carry 191 count 191 del...

Страница 11: ...NICAL DETAILS 225 SUMMARY OF JAVA DIFFERENCES 225 Single Thread 225 No Garbage Collection 225 Subset of Primitive Data Types 226 Subset of Java Libraries 227 Strings are ASCII 229 No Interfaces 229 On...

Страница 12: ...and conventions resources and acknowledgements 1 Introduction General information about the Javelin its uses equipment it can be used with specifications software etc 2 Javelin Quick Start Recommende...

Страница 13: ...makes use of a subset of Java 1 2 The Javelin Stamp has firmware enhancements called Virtual Peripherals or VPs that emulate or virtualize hardware devices such as UARTs timers A D converters D A con...

Страница 14: ...manual has LOTS of example programs and circuits to help you transition from PBASIC to the Java subset used to program the Javelin Stamp Especially if you are unfamiliar with Java we strongly recommen...

Страница 15: ...isplaySameMessageAgain Complete class files that can be instantiated by other programs Here is an example package examples manual_v1_0 public class CompleteClassFile public static void displaySameMess...

Страница 16: ...n Stamp Manual Javelin Stamp IDE Application Notes Library Files Acknowledgements Chris Waters and Celsius Research provided the Javelin Stamp firmware and reference design This manual was developed u...

Страница 17: ......

Страница 18: ...banks and no more tight squeezes with variable space The Javelin has built in Virtual Peripherals VPs that take care of serial communication pulse width modulation and tracking time in the background...

Страница 19: ...up to aerospace subsystem designs We expect to see the Javelin used in a similar manner However by making use of the Javelin s new features it can be used to tackle some more demanding designs that us...

Страница 20: ...lin module itself Virtual Peripherals The Javelin Stamp firmware supports a variety of Virtual Peripherals VPs The VPs are separated into two separate categories foreground and background The backgrou...

Страница 21: ...then starts fetching bytecodes from the SRAM and executing them The bytecode instructions can be executed very rapidly because all data is transmitted along parallel data busses instead of synchronous...

Страница 22: ...current Since the Javelin consumes approximately 60 mA you have 90 mA available for other uses Keep in mind that if you are utilizing the full 60 mA of total I O pin source sink that only 30 mA is le...

Страница 23: ...h an approved USB to serial adaptor See www javelinstamp com for information on products that have been tested and approved Or A 25 pin serial port with a 25 to 9 pin adaptor The Javelin Stamp Starter...

Страница 24: ...tage and serial cables See the Hardware Setup section in Chapter 2 Useful Hardware The Javelin Stamp Starter kit is a great way to get started especially if this is your first adventure into Javelin b...

Страница 25: ...Sout Sin ATN Vss P0 P1 P2 P3 P4 P5 P6 P7 P11 P9 P8 Vin P10 P15 P14 P13 P12 Vdd Rst Vss 1 U1 X4 9 8 7 6 4 3 2 1 X3 Figure 1 3 Javelin Stamp Demo Board Features The Javelin Stamp Demo board Error Refere...

Страница 26: ...ease to restart the program from its beginning A servo port for connecting and controlling servo motors As mentioned earlier the circuit examples in this manual feature parts you can find in the Javel...

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