Mbed OS 5.5.6 released


We are pleased to announce the Mbed OS 5.5.6 release is now available. This release includes support for new targets NUMAKER_PFM_M487 and TOSHIBA TMPM066, an update of mbed-coap to version 4.0.9, plus numerous bug fixes to improve code reliability.

Here is a full list of all changes and fixes in this release...

Known Issues

  • 4928: AES hardware acceleration not working for STM32F439xI

Ports for Upcoming Targets

  • 4608: Support Nuvoton's new target NUMAKER_PFM_M487
  • 4840: Add Support for TOSHIBA TMPM066 board

Fixes and Changes

  • 4801: STM32 CAN: Fix issue with speed function calculation
  • 4808: Make HAL & US tickers idle safe
  • 4812: Use DSPI SDK driver API's in SPI HAL driver
  • 4832: NUC472/M453: Fix several startup and hal bugs
  • 4842: Add call to DAC_Enable as this is no longer done as part
  • 4849: Allow using of malloc() for reserving the Nanostack's heap.
  • 4850: Add list of defines to vscode exporter
  • 4863: Optimize memory usage of wifi scan for REALTEK_RTW8195AM
  • 4869: HAL LPCs SPI: Fix mask bits for SPI clock rate
  • 4873: Fix Cortex-A cache file
  • 4878: STM32 : Separate internal ADC channels with new pinmap
  • 4392: Enhance memap, and configure depth level
  • 4895: Turn on doxygen for DEVICE_* features
  • 4817: Move RTX error handlers into RTX handler file
  • 4902: Using CMSIS/RTX Exclusive access macro
  • 4923: fix export static_files to zip
  • 4844: bd: Add ProfilingBlockDevice for measuring higher-level applications
  • 4896: target BLUEPILL_F103C8 compile fix
  • 4921: Update gcc-arm-embedded PPA in Travis
  • 4926: STM32L053x8: Refactor NUCLEO_L053R8 and DISCO_L053C8 targets
  • 4831: Remove excessive use of printf/scanf in mbed_fdopen/_open
  • 4922: bug fix: xdot clock config
  • 4935: STM32: fix F410RB vectors size
  • 4940: Update mbed-coap to version 4.0.9
  • 4941: Update of MemoryPool.h header file.

Using the release

You can fetch the mbed OS 5.5.6 release from the mbed-os GitHub repository, using the tag "mbed-os-5.5.6". Please feel free to ask any questions or provide feedback on this release here, or to contact us at support@mbed.org.

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