[SOLVED] Problems with JLink mini edu & RP2040 with 7.94d

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  • [SOLVED] Problems with JLink mini edu & RP2040 with 7.94d

    Hi, I'm having problems with J-Link Commander V7.94d trying to connect to a Raspberry Pico / RP2040 using a JLink mini edu - I'm getting the error "Selected interface (SWD) is not supported by the connected probe.", e.g.:

    Source Code

    1. $ JLinkExe -If SWD
    2. SEGGER J-Link Commander V7.94d (Compiled Jan 11 2024 09:42:23)
    3. DLL version V7.94d, compiled Jan 11 2024 09:42:08
    4. Connecting to J-Link via USB...O.K.
    5. Firmware: J-Link EDU Mini V1 compiled Dec 13 2023 14:36:33
    6. Hardware version: V1.00
    7. J-Link uptime (since boot): 0d 00h 00m 03s
    8. S/N: xxxxxxxxx
    9. License(s): FlashBP, GDB
    10. USB speed mode: Full speed (12 MBit/s)
    11. VTref=3.156V
    12. Type "connect" to establish a target connection, '?' for help
    13. J-Link>connect
    14. Please specify device / core. <Default>: Unspecified
    15. Type '?' for selection dialog
    16. Device>RP2040_M0_0
    17. Specify target interface speed [kHz]. <Default>: 4000 kHz
    18. Speed>
    19. Device "RP2040_M0_0" selected.
    20. Selected interface (SWD) is not supported by the connected probe.
    21. J-Link>
    Display All
    It connects fine after downgrading to V7.94c.
    BTW I was having problems trying to use it from VSCode, problems went away when installing V7.94c instead of d.

    JLinkExe isn't something I usually use, so I might be doing something dumb.
  • Hi,

    There was a V7.94e with a hotfix for Linux.
    Pretty sure that you ran into that issue.

    segger.com/downloads/jlink/#J-…twareAndDocumentationPack


    BR
    Alex
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