J-Link / J-Trace
User Guide
Document: UM08001
Software Version: 6.16d
Revision: 0
Date: June 21, 2017
A product of SEGGER Microcontroller GmbH & Co. KG
www.segger.com
2
Disclaimer
Specifications written in this document are believed to be accurate, but are not guaranteed to
be entirely free of error. The information in this manual is subject to change for functional or
performance improvements without notice. Please make sure your manual is the latest edition.
While the information herein is assumed to be accurate, SEGGER Microcontroller GmbH & Co.
KG (SEGGER) assumes no responsibility for any errors or omissions. SEGGER makes and you
receive no warranties or conditions, express, implied, statutory or in any communication with you.
SEGGER specifically disclaims any implied warranty of merchantability or fitness for a particular
purpose.
Copyright notice
You may not extract portions of this manual or modify the PDF file in any way without the prior
written permission of SEGGER. The software described in this document is furnished under a
license and may only be used or copied in accordance with the terms of such a license.
© 2004-2017 SEGGER Microcontroller GmbH & Co. KG, Hilden / Germany
Trademarks
Names mentioned in this manual may be trademarks of their respective companies.
Brand and product names are trademarks or registered trademarks of their respective holders.
Contact address
SEGGER Microcontroller GmbH & Co. KG
In den Weiden 11
D-40721 Hilden
Germany
Tel.
Fax.
E-mail:
Internet:
+49 2103-2878-0
+49 2103-2878-28
support@segger.com
www.segger.com
J-Link / J-Trace (UM08001)
© 2004-2017 SEGGER Microcontroller GmbH & Co. KG
3
Manual versions
This manual describes the current software version. If you find an error in the manual or a
problem in the software, please report it to us and we will try to assist you as soon as possible.
Contact us for further information on topics or functions that are not yet documented.
Print date: June 21, 2017
Manual
Revision
version
6.14
6.14
6
5
Date
170407
170320
By
NV
EL
Description
Chapter “Working with J-Link and J-Trace”
* Section “J-Link scriptfiles”: Updated
“
JLINK_ExecCommand()”
description
Chapter “J-Flash SPI”
Updated screenshots
Chapter “Working with J-Link and J-Trace”
* Section “J-Link scriptfiles”:
Added: “
JLINK_ExecCommand()”
Section “Keil MDK-ARM” added for Command string execution
Chapter “Working with J-Link and J-Trace”
* Section “J-Link scriptfiles”:
Added: “OnTraceStart()” and “
JLINK_TRACE_Portwidth”
Chapter “Trace”
* Added crossreference to “JLINK_TRACE_Portwidth”
Chapter “Introduction”
*Added Subsubsection “Software and Hardware
Features Overview” to all device Subsections.
*Edited Subsection “”J-Trace ARM.
*Section “Target interfaces and adapters”:
edited “RESET” to “nRESET” and updated description.
Chapter “Working with J-Link and J-Trace”
* Section “Exec Commands”: Updated
SetResetPulseLen
TraceSampleAdjust
Chapter “Trace”
* Section “Tracing via trace pins”: Updated
Chapter “Working with J-Link”
* Section “Exec Commands”: Updated
SelectTraceSource
SetRAWTRACEPinDelay
ReadIntoTraceCache
Chapter “Trace” added.
Chapter “Working With J-Link”
* Section “Exec Commands”: Updated ExcludeFlashCacheRanges.
Chapter “Introduction”
* Removed “Model Feature Lists”
Chapter “Adding Support for New Devices”:
renamed to “Open Flash Loader”
Chapter “Open Flash Loader” updated.
Chapter “J-Flash SPI”
* Added chapter “Custom Command Sequences”
Chapter “Adding Support for New Devices” added.
Chapter “Related Software”
* Section “J-Link RTT Viewer” updated and moved from section “RTT”.
Chapter “Working with J-Link and J-Trace”
* Section “J-Link script files” updated.
Chapter “Working with J-Link and J-Trace”
* Section “J-Link script files” updated.
Chapter “Related Software”
* Section “J-Link Commander”
Typo fixed.
Chapter “Related Software”
* Section “J-Link Commander”
Commands and commandline options added.
Chapter “Working with J-Link and J-Trace”
6.14
4
170317
NV
6.14
3
170220
NV
6.14
2
170216
NV
6.14
1
170210
NV
6.14
0
170201
AG
6.10a
0
160820
EL
6.00i
0
160802
EL
6.00
6.00
5.12f
5.12d
5.12d
5.12c
1
0
0
1
0
0
160617
160519
160503
160427
160425
160413
EL
AG
AB
AG
AG
NG
5.12c
1
160418
NG
J-Link / J-Trace (UM08001)
© 2004-2017 SEGGER Microcontroller GmbH & Co. KG
4
Manual
Revision
version
Date
By
Description
* Section “Command strings”
Command “SetRTTTelnetPort” added.
Chapter “Flash Download”
* Section “Debugging applications that change flash contents at runtime”
added.
5.10u
5.10t
5.10
5.10
5.10
5.10
5.02m
5.02l
5.02i
0
0
3
2
1
0
0
0
1
160317
160314
160309
160215
151204
151127
151125
151123
151106
AG
AG
EL
AG
AG
NG
AG
AG
RH
Chapter “Monitor Mode Debugging”
* Section “Target application performs reset” added.
Chapter “Monitor Mode Debugging”
* Section “Enable Monitor Debugging” updated.
* Section “Forwarding of Monitor Interrupts” added.
Chapter “J-Flash SPI” updated.
Chapter “RTT” updated.
Chapter “RDI” updated.
Chapter “Semihosting” added.
Chapter “Related Software”
* Section “J-Scope” removed.
Chapter “Working with J-Link and J-Trace”
* Section “The J-Link settings file” added.
Chapter “Low Power Debugging” added.
Various Chapters
* Some typos corrected.
Chapter “J-Flash SPI”
* Section “Send custom commands” added.
Chapter “Related Software”
* Section “J-Link Commander”
exec command added.
Chapter “Working with J-Link and J-Trace”
* Section “Command strings”
New commands added.
Chapter “Related Software”
* Section “J-Scope” updated.
Chapter “Target interfaces and adapters”
* Section “Reference voltage (VTref)” added.
Chapter “Working with J-Link and J-Trace”
* Section “J-Link script files” updated.
Chapter “Working with J-Link and J-Trace”
* Section “J-Link script files” updated
Chapter “Licensing”
* Section “Original SEGGER products” updated.
Chapter “Flash download”
* Section “Setup for various debuggers (CFI flash)” updated.
Chapter “Flash download”
* Section “Setup for various debuggers (SPIFI flash)” added.
Chapter “Introduction”
* Section “J-Link / J-Trace models” updated.
* Section “Supported OS”
Added Windows 10
Chapter “Monitor Mode Debugging” added.
Chapter “Working with J-Link and J-Trace”
* Section “Command strings”
“DisableCortexMXPSRAutoCorrectTBit” added.
Chapter “Monitor Mode Debugging” added.
Chapter “Related Software”
* Section “J-Link Commander”
Sub-Section “Command line options” updated.
Chapter “Flash download”
* Section “QSPI flash support” added.
Chapter “Flash breakpoints”
* Section “Flash Breakpoints in QSPI flash” added
Chapter “J-Flash SPI”
5.02i
0
151105
RH
5.02f
5.02f
5.02f
5.02e
1
1
0
0
151022
151022
151007
151001
NG
EL
RH
AG
5.02c
1
150925
NG
5.02c
0
150916
RH
5.02c
5.02a
5.02
5.02
5.00
0
0
0
0
1
150914
150903
150820
150813
150728
RH
AG
AG
AG
NG
5.00
5.00
0
0
150609
150520
AG
EL
J-Link / J-Trace (UM08001)
© 2004-2017 SEGGER Microcontroller GmbH & Co. KG
5
Manual
Revision
version
Date
By
* Initial version added
Description
Chapter “Related Software”
* Section “J-Link STM32 Unlock”
Added command line options
Chapter “Target interfaces and Adapters”
Chapter “20-pin J-Link connector”, section “Pinout for SPI” added.
Chapter “Related Software”
* Section “Configure SWO output after device reset” updated.
Chapter “Licensing”
* Section “J-Trace for Cortex-M” updated.
Chapter “Related Software”
* Section “J-Link Commander”
Sub-Section “Commands” added.
Chapter “Working with J-Link and J-Trace”
* Section “J-Link script files” updated
Chapter “Related Software”
* Section “GDB Server”
Exit code description added.
Chapter “RTT” added.
Chapter “Related Software”
* Section “GDB Server”
Command line option “-strict” added.
Command line option “-timeout” added.
Chapter “Related Software”
* Section “J-Link Remote Server” updated.
* Section “J-Scope” updated.
Chapter “Related Software”
* Section “JTAGLoad” updated.
Chapter “Working with J-Link and J-Trace”
* Section “Connecting multiple J-Links / J-Traces to your PC” updated
Chapter “J-Link software”
* Section “J-Link Configurator” updated.
Chapter “Related Software”
* Section “J-Scope” added.
Chapter “Device specifics”
* Section “Silicon Labs - EFM32 series devices” added
Chapter “Related Software”
* Section “GDB Server”
Command line options -halt / -nohalt added.
Description for GDB Server CL version added.
Chapter “Flash download”
Section “Mentor Sourcery CodeBench” added.
Chapter “Working with J-Link”
* Section “Virtual COM Port (VCOM) improved.
Chapter ”Target interfaces and adapters“
* Section ”Pinout for SWD + Virtual COM Port (VCOM) added.“
Chapter ”Related Software“
* Section ”Command line options“
Extended command line option -speed.
Chapter ”J-Link software and documentation package“
* Section ”J-Link STR91x Commander“
Added command line option parameter to specify a customized
scan-chain.
Chapter ”Working with J-Link“
* Section ”Virtual COM Port (VCOM) added.
Chapter “Setup”
* Section “Getting started with J-Link and DS-5”
Chapter “Related Software”
* Section “GDB Server”
Command line option -notimeout added.
Chapter “Related Software”
* Section “GDB Server”
Command line options and remote commands added.
4.99b
4.99a
4.98d
4.98b
0
0
0
0
150520
150429
150427
150410
EL
AG
EL
AG
4.98
0
150320
NG
4.96f
0
150204
JL
4.96
0
141219
JL
4.90d
4.90c
0
0
141112
140924
NG
JL
4.90b
1
140813
EL
4.90b
4.86
0
2
140813
140606
NG
AG
4.86
1
140527
JL
4.86
0
140519
AG
4.84
0
140321
EL
4.82
1
140228
EL
4.82
0
140218
JL
4.80f
0
140204
JL
J-Link / J-Trace (UM08001)
© 2004-2017 SEGGER Microcontroller GmbH & Co. KG
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