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J-Link Commander
Verify J-Link functionality

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SEGGER Debug & Trace Probes

Overview

J-Link Commander (JLink.exe) is a command line based utility that can be used for verifying proper functionality of J-Link as well as for simple analysis of the target system. It supports some simple commands, such as memory dump, halt, step, go etc. to verify the target connection.

General Info J-Link Commander
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  • System requirements
  • Latest news

Licensing

The J-Link Commander comes as part of the J-Link Software and Documentation Package. The software package is free for any J-Link or J-Trace device and can be downloaded here:

DownloadJ-Link Software and Documentation Pack

System requirements

Supported OS
WindowsMicrosoft Windows (x86/x64)
macOSmacOS (x86/Apple Silicon)
LinuxLinux (x86/x64/Arm)

Latest news

2025
Jul.09
J-Link
J-Link devices alongside Renesas RA8P1

SEGGER delivers J-Link and Flasher support for Renesas Electronics's RA8P1

SEGGER's J-Link series of debug probes and Flasher programmers are now compatible with Renesas Electronics's high-performance group of RA8P1 microcontrollers (MCUs). The MCUs are powered by the Arm® Cortex®-M85 (CM85) processor with a Helium™ M-Profile Vector Extension and Ethos™-U55 neural processing unit.

[Read more...]

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SEGGER Microcontroller GmbH

Ecolab-Allee 5
40789 Monheim am Rhein, Germany
info@segger.com
Tel.: +49-2173-99312-0
Fax: +49-2173-99312-28

Locations

USA: SEGGER Microcontroller Systems LLC

Boston area
101 Suffolk Lane
Gardner, MA 01440, USA
us-east@segger.com
Tel.: +1-978-874-0299
Fax: +1-978-874-0599

Silicon Valley
Milpitas, CA 95035, USA
us-west@segger.com
Tel.: +1-408-767-4068

China: SEGGER Microcontroller China Co., Ltd.

Room 218, Block A, Dahongqiaoguoji
No. 133 Xiulian Road
Minhang District, Shanghai 201199, China
china@segger.com
Tel.: +86-133-619-907-60

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First-class embedded software tools since 1992
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