Overview
Silicon Labs is a founding board member of the Thread Group with numerous successful customer deployments of mesh networking solutions based on 802.15.4 and Zigbee. Registered customers of the kits can access the Thread SDK and development tools through Simplicity Studio
Thread SDK Features and Benefits
| Features | Benefits | |
|---|---|---|
| Thread 1.1 | Provides low-power, IPv6-based wireless communication between devices for home and commercial building applications | |
| OpenWeave | A secure, reliable application layer for Thread devices | |
| OpenThread Border Router | Connects a Thread network to other IP-based networks such as Wi-Fi or Ethernet | |
| Dynamic Multiprotocol | Enable Thread and Bluetooth functionality on a single chip |
Thread SDK Specification Support
Thread Specification Support
Thread Specification Support
Thread 1.1
IEEE 802.15.4 MAC/PHY 2006
2.4 GHz Worldwide
Sample Applications
CLI FTD
CLI MTD
NCP
RCP
Devices
Multiprotocol with BLE
Low-power sleepy devices
Non-Volatile Memory with Flash Wear Leveling
Gateway
NCP
SPI - 1 Mbps
UART (RTS/CTS) - 115200 bps
Spinel NCP Protocol
GitHub
OpenWeave Lock Example
OpenThread Border Router
Enablement
RTOS
FreeRTOS
Manufacturing Library
Command Line Interface
Security
IEEE 802.15.4 MAC Security
J-PAKE Commissioning
Development Tools
Simplicity Studio IDE
Network Analyzer
Energy Profiler
Packet Trace Interface
Simplicity Commander
Supported Toolchains
GCC (The GNU Compiler Collection)
version 7.2.1
Mobile Apps
Thread 1.1 Commissioning App for Android
Downloads
Download and Install Simplicity Studio
Get up and running quickly with precompiled demos, application notes and examples. Use advanced tools including energy profiling and network analysis to optimize your wireless systems. Choose your software package below.
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GitHubSilicon Labs wireless IoT SDKs are also available for download on GitHub. |
Tech Docs
Gecko SDK Release Notes (4.0.2.0)
Latest Release - Q1/2022 (March 2022)
OpenThread Version 2.0.2.0
- EFR32MG24 support
- Multiprotocol and multi-PAN radio coprocessor (RCP) model
- Thread Duckhorn feature support
| Release | Date | Release Notes |
|---|---|---|
| 2022 | 2022/03 | Version 2.0.2.0  |
| 2022/01 | Version 2.0.1.0 |
|
| 2021 | 2021/12 | Version 2.0.0.0 |
| 2021/10 | Version 1.2.3.0 |
|
| 2021/09 | Version 1.2.2.0 |
|
| 2021/07 | Version 1.2.1.0 |
|
| 2021/06 | Version 1.2.0.0 |
|
| 2021/04 | Version 1.1.2.0 |
|
| 2021/01 | Version 1.1.1.0 |
|
| 2020 | 2020/12 | Version 1.1.0.0 |
| 2020/10 | Version 1.0.2.0 |
|
| 2020/09 | Version 1.0.1.0 |
|
| 2020/07 | Version 1.0.0.2 |
Gecko Platform Version 4.0.2.0
- CMSIS Device
- Added support for ZGM230S modules
- Drivers
- Added support for RBG LEDs in the LEDdriver
- Services
- Added password and session protection in the CLI
- Middleware
- Fixed vulnerabilities in Micrium OS Net
- Deprecated Micrium OS USB Device and USB Host
- Deprecated Gecko USB
- Security
- Mbed TLS is updated to version 3.0.0
- Mbed TLS is updated to version 3.0.0
- Operating System
- Changed default configurations of the Micrium OS Kernel to reduce code size
- Changed default configurations of the Micrium OS Kernel to reduce code size
- Gecko Bootloader
- Projects now supported in Project Configurator
- Provided as a full-source delivery
- Machine Learning
- Updated TensorFlow Lite Micro version and updated quality to production level
- Added accelerated kernels and automatic initialization of TensorFlow Lite Micro
- Examples
- Added emode demo
- Added new machine learning examples
| Release | Date | Release Notes |
|---|---|---|
| 2022 | 2022/03 | Version 4.0.2.0 |
| 2022/01 | Version 4.0.1.0 |
|
| 2021 | 2021/12 | Version 4.0.0.0 |
| 2021/10 | Version 3.2.3.0 |
|
| 2021/09 | Version 3.2.2.0 |
|
| 2021/07 | Version 3.2.1.0 |
|
| 2021/06 | Version 3.2.0.0 |
|
| 2021/04 | Version 3.1.2.0 |
|
| 2021/01 | Version 3.1.1.0 |
|
| 2020 | 2020/12 | Version 3.1.0.0 |
| 2020/10 | Version 3.0.2.0 |
|
| 2020/09 | Version 3.0.1.0 |
|
| 2020/07 | Version 3.0.0.2 |
Community & Support