Texas Instruments CDT370 Manual de usuario

CDT370

Addendum to the TMS370 Family C Source Debugger

User's Guide

1993 Microprocessor Development Systems

Addendum

Printed in U.S.A., October 1993; reprinted July 1995

2656911–9761 revision B SPNU133

CDT370 Addendum

to the TMS370 Family

C Source Debugger

User's Guide

SPRU133

July 1995

Printed on Recycled Paper

IMPORTANT NOTICE

Texas Instruments (TI) reserves the right to make changes to its products or to discontinue any

semiconductor product or service without notice, and advises its customers to obtain the latest

version of relevant information to verify, before placing orders, that the information being relied

on is current.

TIwarrantsperformanceofitssemiconductorproductsandrelatedsoftwaretothespecifications

applicableatthetimeofsaleinaccordancewithTI’sstandardwarranty.Testingandotherquality

control techniques are utilized to the extent TI deems necessary to support this warranty.

Specific testing of all parameters of each device is not necessarily performed, except those

mandated by government requirements.

Certain applications using semiconductor products may involve potential risks of death,

personal injury, or severe property or environmental damage (“Critical Applications”).

TI SEMICONDUCTOR PRODUCTS ARE NOT DESIGNED, INTENDED, AUTHORIZED, OR

WARRANTED TO BE SUITABLE FOR USE IN LIFE-SUPPORT APPLICATIONS, DEVICES

OR SYSTEMS OR OTHER CRITICAL APPLICATIONS.

Inclusion of TI products in such applications is understood to be fully at the risk of the customer.

UseofTI products in such applicationsrequiresthe written approval of anappropriateTI officer.

Questions concerning potential risk applications should be directed to TI through a local SC

sales office.

In order to minimize risks associated with the customer’s applications, adequate design and

operating safeguards should be provided by the customer to minimize inherent or procedural

hazards.

TI assumes no liability for applications assistance, customer product design, software

performance, or infringement of patents or services described herein. Nor does TI warrant or

representthatanylicense,eitherexpressorimplied,isgrantedunderanypatentright,copyright,

mask work right, or other intellectual property right of TI covering or relating to any combination,

machine, or process in which such semiconductor products or services might be or are used.

iii

Read This First

About This Manual

ThisbooktellsyouhowtoinstallandusetheCDT370(CompactDevelopment

Tool)andexplainsthesimilaritiesanddifferencesbetweenthedebuggerused

with the CDT370 and the debugger that is described in the

TMS370 Family C

Source Debugger User’s Guide

Information About Cautions

This book contains cautions.

This is an example of a caution statement.

A caution statement describes a situation that could potentially

damage your software or equipment.

The information in a caution is provided for your protection. Please read each

caution carefully.

FCC Warning

This equipment is intended for use in a laboratory test environment only. It

generates, uses, and can radiate radio frequency energy and has not been

testedfor compliancewiththe limits ofcomputingdevices pursuanttosubpart

Jofpart15ofFCC rules,whicharedesignedtoprovidereasonableprotection

against radio frequency interference. Operation of this equipment in other

environments may cause interference with radio communications, in which

case the user at his own expense will be required to take whatever measures

may be required to correct this interference.

Trademarks

PC-DOS is a trademark of International Business Machines.

MS-DOS and Windows are trademarks of Microsoft Corporation.

Contents

1 Introduction 1-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1.1 About the CDT370 Board 1-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1.2 About the Target Cable Set 1-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2 Getting Started 2-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2.1 System Hardware Requirements 2-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2.2 System Software Requirements 2-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2.3 Unpacking The CDT370 Board 2-4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2.4 Add-On PC Connection 2-5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2.5 Serial RS-232 Connection 2-7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2.6 Software Installation 2-9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2.7 Using the Debugger With Microsoft Windows 2-15. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2.8 Power-Up Procedure 2-17. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2.9 Invoking the Debugger 2-18. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2.10 Exiting the Debugger 2-21. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3 Trace 3-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3.1 Trace and Timing 3-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3.2 Trace Commands 3-5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3.3 Differences Between XDS/22 BTT and CDT370 Trace 3-7. . . . . . . . . . . . . . . . . . . . . . . . . . .

4 Programming 4-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4.1 Programming a Device (the P Command) 4-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4.2 Action Selection 4-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4.3 Memory Type Selection 4-4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4.4 Validation Dialog Box 4-5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4.5 Messages 4-6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5 Autotest 5-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

6 Clock Source 6-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

7 Defining a Memory Map 7-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

7.1 Memory Mapping Introduction 7-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

7.2 Memory Mapping 7-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

7.3 Copying Data Within the On-Board RAM 7-6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Contents

8 Target Cables 8-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

8.1 Target Cables Description 8-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

8.2 Switches Description 8-4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

8.3 Installing the Target Cable in the Emulator 8-5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

8.4 Connecting the Target Cable to the Target System 8-7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

8.5 How to Use the Target Cable 8-8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

9 CDT370 Repair Guide 9-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

9.1 The Debugger Menu Doesn’t Display 9-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

9.2 The CDT370 Does Not Function 9-4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

9.3 The Target System Doesn’t Respond 9-5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

10 Additional Notes 10-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Running Title—Attribute Reference

vii

Contents

Figures

2–1. Configuration Switches 2-5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2–2. DOS Command Setup for the Debugger 2-10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4–1. Modify Address Dialog Box 4-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4–2. Select Action Dialog Box 4-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4–3. Select Memory Type Dialog Box 4-4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4–4. Validation Dialog Box 4-5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

8–1. PLCC Target Cable Termination 8-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

8–2. Switch Positions 8-4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

8–3. Connecting the Target Cable to the CDT370 Board 8-5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Running Title—Attribute Reference

viii

Tables

2–1. On-Board Switches 2-5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2–2. RS-232 Pin and Signal Assignments 2-8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2–3. Summary of the Debugger Options 2-18. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2–4. Screen Size Options (for Use With the –b Option) 2-19. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2–5. Serial Port and Add-On Address Options 2-19. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3–1. Displayed Trace Samples 3-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

8–1. Available Target Cables 8-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

8–2. Switch Signals 8-4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

8–3. Connections for CDT370/Target Cables 8-6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

10–1. Predefined Constants for Use With Conditional Commands 10-1. . . . . . . . . . . . . . . . . . . . . . . .

Tabla de contenidos

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