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  • J-Link debug probes
  • J-Link EDU Mini

    J-Link EDU Mini
    The small-size educational debug probe

    The J-Link EDU Mini is a minimalistic version of the J-Link debug probe in a reduced form factor with identical functionality. It is designed for educational purposes and supports Arm and RISC-V based microcontrollers.

    Contact us
    Compare J-Link models
    Documentation
    SEGGER J-Link EDU Mini debug probe
    1. 1.Key features
    2. 2.Supported devices
    3. 3.Software
      1. 3.1.Multi-platform
      2. 3.2.Licensing and support
    4. 4.Flash Breakpoints
    5. 5.SEGGER Educational Partnership Program
    6. 6.Media gallery
      1. 6.1.Videos
    7. 7.Technical specifications
    8. 8.Package content
    9. 9.FAQ

    Overview

    The J-Link EDU Mini is a stripped-down, budget-friendly model of the  J-Link debug probe created for educational use. Even with its reduced size, it maintains the J-Link features of fast download rates into the internal flash of supported microcontrollers and the setting of unlimited breakpoints in flash memory. 

    The J-Link EDU Mini is available to educational institutions, private persons, and students who want to educate themselves in programming and debugging of embedded systems. Find out more about SEGGER's Educational Partnership Program.

    Key features

    • Tiny size (18mm by 50mm) - similar to a USB stick
    • Full J-Link functionality
    • Download speed up to 200 KB/s
    • Unlimited breakpoints in flash memory (Flash Breakpoints)
    • Supports a broad range of microcontrollers
    • Free software updates

    Supported devices

    The list of supported manufacturers, families and devices and SoCs includes tens of thousands of devices in hundreds of device families. J-Link EDU mini supports a subset of all devices supported by J-Link, please consult the J-Link comparison chart for details.

    Device not listed? Please don’t hesitate to contact us.

    J-Link EDU Mini: Supported devices (icon)

    Software

    All software is included free of charge. As a legitimate owner of a SEGGER J-Link, you can always download the latest software free of charge. Though not planned and not likely, we reserve the right to change this policy. Note that older models may not be supported by newer versions of the software. Typically, we support older models with new software at least 3 years after end of life.

    The J-Link Software and Documentation Package is available here:

    DownloadJ-Link Software and Documentation Pack

    Multi-platform

    As a multi-platform solution, J-Link EDU Mini comes with the setup and control software for Linux, macOS and Windows. The MAC and Linux versions are fully usable, but limited to the following components:

    • J-Link Commander
    • Command line GDBServer
    • Shared library (DLL-equivalent)

    Software and firmware updates are included. Similarly, use on all currently supported target devices, and any that will be added, is also included.

    Licensing and support

    You may use the J-Link EDU Mini for non-profit educational purposes only! Non-profit educational purposes means that you may not use the J-Link EDU Mini and its J-Link software:

    • directly or indirectly in or for a profit organization or business purposes or other undertaking intended for profit.
    • directly or indirectly within any other commercial environment (e.g. office).
    • to develop, debug, program or manufacture a commercial product (or parts thereof).
    • to either earn money or reasonably anticipate the receipt of monetary gain from it.

    Any other use of the J-Link EDU Mini is prohibited and illegal! If there is any doubt that a certain use may be considered within the foregoing scope or whether your use of the J-Link EDU Mini applies to an educational situation, it is strongly recommended to get in touch and consult SEGGER prior to use.

    For clarification purposes: A student using the J-Link EDU Mini directly or indirectly within a business or profit organization (e.g. company) is considered a violation of the scope of this agreement.

    Please note:
    J-Link EDU Mini does not come with support. In case of questions/problems, you can visit our community forum. However, there is no claim for guaranteed support in the forum. View forum rules for more information.

     

    Flash Breakpoints

    The J-Link EDU Mini license includes the Unlimited Flash Breakpoints in flash memory feature. Developers may set an unlimited number of breakpoints in flash memory helping to debug applications that run from flash memory.

    Learn more about Unlimited Flash Breakpoints...

    J-Link EDU Mini: Flash Breakpoints (icon)

    SEGGER Educational Partnership Program

    The SEGGER Educational Partnership Program (SEPP) connects students and teachers with SEGGER, The Embedded Experts, bringing commercial-grade tools for embedded systems, and over 30 years of experience, into the classroom.

    More on the SEGGER Educational Partnership Program...

    The image features a central graduation cap surrounded by four colored squares. Each square contains an icon representing different educational themes: a stack of blocks, a computer with a gear, a layered structure, and a downward arrow. The overall theme conveys learning and education.

    Media gallery

    Videos

    SEGGER J-Link Tutorials: The J-Link Configurator

    Mar. 2022 | 5:24 min
    J-Link — J-Link Configurator

    SEGGER J-Link Tutorials: The J-Link Commander

    Mar. 2022 | 7:48 min
    J-Link — J-Link Commander

    SEGGER BBC micro:bit J-Link upgrade: Step-by-step instructions

    Aug. 2016 | 1:33 min
    BBC micro:bit J-Link Upgrade — Intro

    SEGGER J-Link Pro: Analyzing Cortex-M faults using SEGGER's Ozone debugger

    Aug. 2020 | 7:30 min
    J-Link & Ozone — Cortex-M Faults analysis

    SEGGER J-Link Pro: An introduction to Cortex-M faults and how SEGGER's Ozone debugger can help

    Aug. 2020 | 5:22 min
    J-Link & Ozone — Intro Cortex-M Faults

    SEGGER J-Link Pro: Performance analysis on RISC-V

    Jan. 2022 | 4:02 min
    J-Link — Performance analysis

    SEGGER J-Link Remote Server: Accessing a J-Link, J-Trace or Flasher remotely - anywhere in the world

    Mar. 2019 | 4:35 min
    J-Link Remote Server — Intro

      Technical specifications

      General
      Supported OSMicrosoft Windows (x86/x64), Linux (x86/x64/Arm), macOS (x86/Apple Silicon)
      Electromagnetic compatibility (EMC)EN 55032, EN 55035
      Operating temperature+5°C ... +60°C
      Storage temperature-20°C ... +65 °C
      Relative humidity (non-condensing)Max. 90% rH
      Mechanical
      Size (without cables)42.5mm x 22mm x 8mm
      Weight (without cables)10g
      Available Interfaces
      USB interfaceUSB 2.0 (Full-Speed)
      Target interface9-pin 0.05'' Samtec FTSH connector
      JTAG/SWD Interface, Electrical
      Power supplyUSB powered, max. 30mA
      Target interface voltage (VIF)1.8V, 3.3V
      Current drawn from target voltage sense pin (VTRef)< 170µA
      Target supply voltageN/A
      Target supply currentN/A
      Reset typeOpen drain with 150 Ohms series resistor. Can be pulled low or tristated
      JTAG/SWD Interface, Timing
      JTAG speedMax. 4 MHz
      SWO sampling frequencyMax. 4 MHz
      Data input rise time (Trdi)Trdi <= 20ns
      Data input fall time (Tfdi)Tfdi <= 20ns
      Data output rise time (Trdo)Trdo <= 10ns
      Data output fall time (Tfdo)Tfdo <= 10ns
      Clock rise time (Trc)Trc <= 10ns
      Clock fall time (Tfc)Trc <= 10ns

      Package content

      SEGGER J-Link EDU Mini debug probe
      J-Link EDU Mini

      FAQ

      Q: How can I purchase the J-Link EDU Mini?

      A:  In case you would like to purchase the J-Link EDU Mini, please contact our authorised distributors. J-Link EDU Mini is sold to students, teachers, universities, schools or other non-commercial educational institutions only. If you are not sure how to purchase a SEGGER J-Link EDU Mini, please contact us.


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