Microchip Technology dsPIC24 Guide de l'utilisateur Page 1

© 2008 Microchip Technology Inc. DS51700AMPLAB Starter Kit fordsPIC® Digital Signal ControllersUser’s Guide

MPLAB Starter Kit for dsPIC® DSCs User’s GuideDS51700A-page 6 © 2008 Microchip Technology Inc.NOTES:

MPLAB STARTER KIT FORdsPIC®DIGITAL SIGNAL CONTROLLERSUSER’S GUIDE© 2008 Microchip Technology Inc. DS51700A-page 7Chapter 1. IntroductionThank you for

MPLAB Starter Kit for dsPIC® DSCs User’s GuideDS51700A-page 8 © 2008 Microchip Technology Inc.1.2 OPERATIONAL REQUIREMENTSTo communicate with and prog

MPLAB STARTER KIT FORdsPIC®DIGITAL SIGNAL CONTROLLERSUSER’S GUIDE© 2008 Microchip Technology Inc. DS51700A-page 9Chapter 2. Speech Record and Playbac

MPLAB Starter Kit for dsPIC® DSCs User’s GuideDS51700A-page 10 © 2008 Microchip Technology Inc.2.2 UNDERSTANDING THE DEMOThe dsPIC33F device on the st

Speech Record and Playback Demo© 2008 Microchip Technology Inc. DS51700A-page 112.2.2 G.711 Speech Encoder and DecoderThe G.711 Encoder and Decoder im

MPLAB Starter Kit for dsPIC® DSCs User’s GuideDS51700A-page 12 © 2008 Microchip Technology Inc.FIGURE 2-2: APPLICATION FLOW CHART – PART ONESTARTIniti

Speech Record and Playback Demo© 2008 Microchip Technology Inc. DS51700A-page 13FIGURE 2-3: APPLICATION FLOW CHART – PART TWOEnd of Message?Read Seria

MPLAB Starter Kit for dsPIC® DSCs User’s GuideDS51700A-page 14 © 2008 Microchip Technology Inc.2.4 OTHER DEMO CODE EXAMPLESThe starter kit software CD

MPLAB STARTER KIT FORdsPIC®DIGITAL SIGNAL CONTROLLERSUSER’S GUIDE© 2008 Microchip Technology Inc. DS51700A-page 15Chapter 3. Develop an ApplicationTh

DS51700A-page ii © 2008 Microchip Technology Inc.Information contained in this publication regarding deviceapplications and the like is provided only

MPLAB Starter Kit for dsPIC® DSCs User’s GuideDS51700A-page 16 © 2008 Microchip Technology Inc.3.2 SETTING UP AN EXAMPLE APPLICATION FOR DEBUGThe MPLA

Develop an Application© 2008 Microchip Technology Inc. DS51700A-page 173.3 RUNNING THE EXAMPLE APPLICATIONThe starter kit executes in either real-time

MPLAB Starter Kit for dsPIC® DSCs User’s GuideDS51700A-page 18 © 2008 Microchip Technology Inc.3.4.1 Editing Application CodeTo view application code

Develop an Application© 2008 Microchip Technology Inc. DS51700A-page 19A breakpoint set in code will appear as a red hexagon with a “B” as shown in Fi

MPLAB Starter Kit for dsPIC® DSCs User’s GuideDS51700A-page 20 © 2008 Microchip Technology Inc.3.5 PROGRAMMING THE DEBUGGED APPLICATIONWhen the progra

Develop an Application© 2008 Microchip Technology Inc. DS51700A-page 213.8 TROUBLESHOOTINGDebug Connection ProblemsWhile using the starter kit as a de

MPLAB Starter Kit for dsPIC® DSCs User’s GuideDS51700A-page 22 © 2008 Microchip Technology Inc.NOTES:

MPLAB STARTER KIT FORdsPIC®DIGITAL SIGNAL CONTROLLERSUSER’S GUIDE© 2008 Microchip Technology Inc. DS51700A-page 23Chapter 4. HardwareThis chapter pro

MPLAB Starter Kit for dsPIC® DSCs User’s GuideDS51700A-page 24 © 2008 Microchip Technology Inc.The amplifier has a variable gain from 3 db to 23 db, w

Hardware© 2008 Microchip Technology Inc. DS51700A-page 254.2 DEBUG FUNCTIONAL OVERVIEWThe block diagram shown in illustrates the debugging/programming

MPLAB STARTER KIT FORdsPIC®DIGITAL SIGNAL CONTROLLERSUSER’S GUIDE© 2008 Microchip Technology Inc. DS51700A-page iiiTable of ContentsPreface ...

MPLAB Starter Kit for dsPIC® DSCs User’s GuideDS51700A-page 26 © 2008 Microchip Technology Inc.4.3 BOARD COMPONENTSFigure 4-4 identifies the key start

Hardware© 2008 Microchip Technology Inc. DS51700A-page 274.3.1 Debug ComponentsThe following components support the debug function of the starter kit.

MPLAB Starter Kit for dsPIC® DSCs User’s GuideDS51700A-page 28 © 2008 Microchip Technology Inc.4.3.2.4 PWM LOW PASS FILTER (U8:A,B)The PWM signal from

Hardware© 2008 Microchip Technology Inc. DS51700A-page 294.3.2.12 MICROPHONE GAIN CONTROL (R56)MIC ADJ Potentiometer R56 (Ref A12) controls the gain o

MPLAB Starter Kit for dsPIC® DSCs User’s GuideDS51700A-page 30 © 2008 Microchip Technology Inc.NOTES:

MPLAB STARTER KIT FORdsPIC®DIGITAL SIGNAL CONTROLLERSUSER’S GUIDE© 2008 Microchip Technology Inc. DS51700A-page 31Appendix A. SchematicsThe following

MPLAB Starter Kit for dsPIC® DSCs User’s GuideDS51700A-page 32 © 2008 Microchip Technology Inc.FIGURE A-2: DEBUG INPUT AND CONTROL SCHEMATIC – PART 2F

Schematics© 2008 Microchip Technology Inc. DS51700A-page 33FIGURE A-4: SPEECH PROCESSING SCHEMATICFIGURE A-5: FLASH MEMORY SCHEMATICSdsPIC33FJ256GP506

MPLAB Starter Kit for dsPIC® DSCs User’s GuideDS51700A-page 34 © 2008 Microchip Technology Inc.FIGURE A-6: OUTPUT COMPARE MODULE PWM FILTERS SCHEMATIC

Schematics© 2008 Microchip Technology Inc. DS51700A-page 35FIGURE A-9: AUDIO OUTPUT SCHEMATICFIGURE A-10: USER LEDS, USER SWITCHES AND TEMP SENSOR SCH

MPLAB Starter Kit for dsPIC® DSCs User’s GuideDS51700A-page iv © 2008 Microchip Technology Inc.NOTES:

MPLAB Starter Kit for dsPIC® DSCs User’s GuideDS51700A-page 36 © 2008 Microchip Technology Inc.NOTES:

MPLAB STARTER KIT FORdsPIC®DIGITAL SIGNAL CONTROLLERSUSER’S GUIDE© 2008 Microchip Technology Inc. DS51700A-page 37IndexAAudio Codec Schematic...

DS51700A-page 38 © 2008 Microchip Technology Inc.AMERICASCorporate Office2355 West Chandler Blvd.Chandler, AZ 85224-6199Tel: 480-792-7200 Fax: 480

Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Microchip: DM330011

MPLAB STARTER KIT FORdsPIC®DIGITAL SIGNAL CONTROLLERSUSER’S GUIDE© 2008 Microchip Technology Inc. DS51700A-page 1PrefaceINTRODUCTION This chapter cont

MPLAB Starter Kit for dsPIC® DSCs User’s GuideDS51700A-page 2 © 2008 Microchip Technology Inc.• Chapter 4. Hardware – This chapter provides a function

Preface© 2008 Microchip Technology Inc. DS51700A-page 3RECOMMENDED READINGThis user's guide describes how to use the MPLAB Starter Kit for dsPIC

MPLAB Starter Kit for dsPIC® DSCs User’s GuideDS51700A-page 4 © 2008 Microchip Technology Inc.THE MICROCHIP WEB SITEMicrochip provides online support

Preface© 2008 Microchip Technology Inc. DS51700A-page 5CUSTOMER SUPPORTUsers of Microchip products can receive assistance through several channels:• D