Release Date

April 9, 2020 (Final)

February 10, 2020 (Planned)

Important Notes

newtmgr has been removed in favor of mynewt-mcumgr

Dialog CMAC driver was moved from to core to NimBLE repo

New Features

FCB2 support for config

This allows to store config in FCB2.


  • HASH driver
  • LIS2MDL Mag magnetometer

mbedTLS updated to 2.16.5


nrfx updated to 2.1.0


Newt Tool enhancements

  • Support for running custom command at build time
  • Support for passing pre-link artifacts to linker
  • Support for repositories info in syscfg.h
  • Better support for git submodules 

Newt Manager (newtmgr)

  • new '"shell exec" command for executing specified CLI command on target device
  • log show now includes imghash
  • multi-image support

Improvements to existing features

DA1469x support improvements

Read trim value from OTP, encrypted flash driver support.


Support for more sensors: BMA253, lis2dh12, lsm3dso

shell  and console

Lot of improvements, including cursor, path handling, completion and (permanent) history support.

FCB2 support improvements

Allow to use FCB2 to store configuration and logging with bookmarks.

Bus driver

More drivers are now using bus driver (bno055, da1469x I2C, tcs34725)

Additional Board Support Packages

  • P-NUCLEO-WB55 
  • Nucleo-F411RE
  • Adafruit Feather STM32F405 Express

Known Issues and Limitations

  • sensorhub BSP support was removed


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