Migration notes for nRF Connect SDK v2.7.99-cs1 and the nRF54H20 DK

This document describes what existing users of the nRF Connect SDK v2.7.0 must consider when migrating their environment to the nRF Connect SDK v2.7.99-cs1:

nRF54H20 DK compatibility

The nRF Connect SDK v2.7.99-cs1 is compatible only with the nRF54H20 DK, version PCA10175 v0.8.0 (ES4) or later revisions.

nRF Connect SDK v2.7.99-cs1

You can update your nRF Connect SDK v2.7.0 installation and toolchain to v2.7.99-cs1 by using the Toolchain Manager:

  1. Open nRF Connect for Desktop.

  2. Open the Toolchain Manager application in nRF Connect for Desktop.

  3. Click the button with the arrow pointing down next to the installed nRF Connect SDK version (v2.7.0) to expand the drop-down menu with options.

  4. In the drop-down menu, click Update toolchain.

  5. In the same drop-down menu, click Update SDK.

nrfutil device

nrfutil device has been updated to version 2.4.6.

Install the nRF Util device command version 2.4.6 as follows:

nrfutil install device=2.4.6 --force

For more information, consult the nRF Util documentation.

nRF54H20 BICR

The nRF54H20 BICR has been updated.

To update the BICR of your development kit while in Root of Trust, do the following:

  1. Download the BICR new binary file.

  2. Connect the nRF54H20 DK to your computer using the DEBUGGER port on the DK.

    Note

    On MacOS, connecting the DK might cause a popup containing the message Disk Not Ejected Properly to repeatedly appear on screen. To disable this, run JLinkExe, then run MSDDisable in the J-Link Commander interface.

  3. List all the connected development kits to see their serial number (matching the one on the DK’s sticker):

    nrfutil device list

  4. Move the BICR HEX file to a folder of your choice, then program the BICR by running nRF Util from that folder using the following command:

    nrfutil device program --options chip_erase_mode=ERASE_NONE --firmware <path_to_bicr.hex> --core Application --serial-number <serialnumber>
SDFW and SCFW firmwares

The nRF54H20 firmware bundle has been updated to version 0.6.2.

Caution

Before proceeding with the firmware bundle update, you must first update the BICR as described in the previous chapter.

To update the firmware bundle of your development kit while in Root of Trust, do the following:

  1. Download the nRF54H20 firmware bundle v0.6.2.

    Note

    On MacOS, ensure that the ZIP file is not unpacked automatically upon download.

  2. Move the bundle’s .zip archive to a folder of your choice, unzip the archive, and then run nRF Util to program the nordic_top.suit using the following command:

    nrfutil device x-suit-dfu --firmware nordic_top.suit --serial-number <serialnumber>