Silicon Labs Software Release Updates

Latest Release - Q3/2019  (Updated September 2019)

Download the Full Online Installer Version of Simplicity Studio

To download the full guided installer, select the version that matches your operating system.

SDK Featured Highlights



Bluetooth Version 2.13.0.0

  • Adds directional priority PTA support for Wi-Fi Coexistance
  • Updates to the Bluetooth Mobile app
  • NVM3 support on EFR32[B|M]G1x devices
Releases Date Release Notes
2019 2019/12 Version 2.13.0.0 
2019/11 Version 2.12.4.0 
2019/09 Version 2.12.3.0 
2019/08 Version 2.12.2.0 
2019/07 Version 2.12.1.0 
2019/06 Version 2.12.0.0 
2019/05 Version 2.11.5


Bluetooth Mesh Version 1.6.0.0

  • Light Controller model API and documentation
  • Scene model API and documentation
  • NVM3 is supported for Series 1 SoC projects
Releases Date Release Notes
2019
2019/12 Version 1.6.0.0 
2019/12 Version 1.5.3.0 
2019/09 Version 1.5.2.0 
2019/08 Version 1.5.1.1 
2019/08 Version 1.5.1.0 
2019/06 Version 1.5.0.1 
2019/06 Version 1.5.0.0 
2019/05 Version 1.4.3.0 
2019/03 Version 1.4.2.0 
2019/03 Version 1.4.1.0 
2019/01 Version 1.4.0.0 


Gecko Platform Version 2.7.0.0

  • RAIL Library
    • Added support for a mode to select the best PA for a given power level
    • Added support for new IEEE 802.15.4G-2012 features
  • mbed TLS
    • Added AES-GCM support for Series-2
  • Gecko Bootloader
    • Added certificate support
    • Added EZSP GPIO plugin
    • Added EUART driver
  • Other Gecko Platform Software
    • Updated LwIP package to version 2.1.2
Releases Date Release Notes
2019 2019/12 Version 2.7.0.0 
2019/11 Version 2.6.4.0 
2019/09 Version 2.6.3.0 
2019/08 Version 2.6.2.0 
2019/07 Version 2.6.1.0 
2019/06 Version 2.6.0


8-bit 8051 MCU Version

  • VCPXpress 2.0 release
  • Replaced compiler_defs.h with si_toolchain.h
Releases Date Release Notes Offline Installers
2019
2019/12 Version 4.1.7.0  Download Silicon Labs VCP Software for Windows   Download for Mac    Download for Linux


32-bit MCU Version 5.9.0.0

  • Integration of sleeptimer service
  • New Micrium OS LwIP WFX200 example
Releases Date Release Notes
2019
2019/12 Version 5.9.0.0 
2019/07 Version 5.8.1 
2019/06 Version 5.8.0
2019/03 Version 5.7.3


Proprietary Flex Version 2.7.0.0

  • Connect Apps and Stack
    • New and updated APIs
  • RAIL Library
    • Added support for a mode to select the best PA for a given power level
    • Added support for a new IEEE 802.15.4G-2012 features
Releases Date Release Notes
2019 2019/12 Version 2.7.0.0 
2019/11 Version 2.6.4.0 
2019/09 Version 2.6.3.0 
2019/08 Version 2.6.2.0 
2019/07 Version 2.6.1.0 
2019/06 Version 2.6.0.0
2019/03 Version 2.5.2.0


Thread Version 2.10.4.0

  • DotDot v1.0 Support
  • Thread 1.2 DUA + Multicast Support
  • Dynamic Multi-Protocol (DMP) Thread + BLE
  • Support for MG21 Modules
    • MGM210P and MGM210L

Note: SLThread has been deprecated in favour of the popular OpenThread implementation. More information on this move including End of Service dates can be found in the deprecation notices of the release notes.

Releases Date Release Notes
2019 2019/11 Version 2.10.4.0 
2019/09 Version 2.10.3.0 
2019/08 Version 2.10.2.0 
2019/07 Version 2.10.1.0-A 
2019/06 Version 2.10.0.0
2019/03 Version 2.9.5


Z-Wave

700 Series

  • Z-Wave 700 series module and SoC support
  • Z-Wave Plus v2
  • Z-Wave SmartStart
  • Z-Wave S2 Security Framework
Full Releases Z-Wave 700 Series
Z-Wave SDK Release Notes Z/IP Gateway SDK Release Notes Z-Ware SDK Release Notes 
2019 Version 7.11.x  Version 7.11.x  Version 7.11.x 

500 Series

  • Z-Wave SmartStart
  • IMA Support for remote diagnostics
  • HomeKit support – Adjunct review R10 passed
  • Multicast FLiRS
Releases Z-Wave 500 Series
Z-Wave SDK Release Notes Z/IP Gateway SDK Release Notes Z-Ware SDK Release Notes
 2019 Version 6.81.x  Version 2.81.x  Version 1.11.x 
Version 6.71.x 


Zigbee EmberZNet Version 6.7.0.0

  • Adds sample application for Zigbee Alliance TIS/TRP RF testing
  • New optimized network steering algorithm
  • Limited token set option for Smart Energy CommsHub
  • Expanded EZSP Frame Header to support additional frame IDs

 

Releases Date Release Notes
2019 2019/12 Version 6.7.0.0 
2019/11 Version 6.6.4.0 
2019/09 Version 6.6.3.0 
2019/08 Version 6.6.2.0 
2019/07 Version 6.6.1.0 
2019/06 Version 6.6.0.0
2019/03 Version 6.5.5.0


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