• What does No Cortex-M Device found in JTAG chain mean?

    Doug HIlton
    Doug HIlton

    When I try to execute the Blinky program

    On menu, select Debug -> Start/Stop Debug Session

    I get a dialog box:

    JLink - Cortex-M Error

    No Cortex-M Device found in JTAG chain.

    Please check the JTAG cable and the connected devices.

    The LPC-Link2 board is connected…

    • over 5 years ago
    • Software Tools
    • Arm Development Studio forum
  • Can PC debug CMx-based MCU without debugger ?

    stevens.wang
    stevens.wang

    On ARM official website, I saw some description about debug method by Freescale Vybrid.

    It sounds like below (No JTAG or SW connection):

      [PC Host]  <--- USB wire ---> [Freescale Vybrid]

    So it seems there is a bridge inside Vybrid, which…

    • Answered
    • over 6 years ago
    • Software Tools
    • Arm Development Studio forum
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