mbed-os-5.4.2

We are pleased to announce the mbed OS 5.4.2 release is now available.

This release includes support for the new target EFM32PG12, some driver updates for NUC472/M453, an update for STM32 to Cube version v1.6.0 and TLS hw acceleration (AES ECB) for NUCLEO_F439ZI. There are also bug fixes and improvements to the tools and mbed-os core.

Ports for upcoming targets

3934: [Silicon Labs] Update to HAL and devices

Fixes and changes

3691: [TLS/hw acceleration] AES ECB for NUCLEO_F439ZI

3827: Correct return values for I2C::write(int, const char*, int, bool)

3862: Trap earlier when a Thread instance is reused

3869: [NCS36510] Default range changed from 0 to 950mV - ADC

3893: [STM32F7] Update STM32 Cube version v1.6.0

3895: Use PATH env variable when GCC found in PATH

3917: Fix mistake register setting in serial_format()

3931: ARM Pack Manager improvements

3927: [DELTA_DFBM_NQ620] Add RC calibration setting and revise mbed_overrides.c

3747: bd: Add randomness to block device test and more debug friendly output

3918: [NUC472/M453] Support unique locally administered MAC address and other driver updates

3920: Adjust heap size to work for both tls-client and mbed-client

3924: Don't set the build_dir to anything on export

3933: #3593 Add template entry to fix exported project build error

3953: OS2 tests minor updates for STM32

3969: [NUCLEO_F302R8] Add missing PB_8/PB_9 CAN pins

3975: [NSAPI/lwIP] Free held netbuf on close

3976: mbed-coap error fixes merge to mbed OS

3968: [Greentea] Fix test code mbed-os-tests-mbed_hal-flash

3949: Fix C declaration of dir functions and types

3922: Fix/improve error parsing from API messages

3939: Update mbed trace

Using the release

You can fetch the mbed OS 5.4.2 release from the mbed-os GitHub repository, using the tag "mbed-os-5.4.2".

Please feel free to ask any questions or provide feedback on this release on the forum, or to contact us at support@mbed.org.