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.
GitHub
Silicon Labs wireless IoT SDKs and code examples are also available for download on GitHub.
VS Code IDE Support
In addition to the Simplicity Studio IDE, we also support VS Code that can be used in companion with all of our unique development tools.
Tech Docs
Gecko SDK Release Notes (4.3.0.0)
Latest Release - Q2/2023 (June 2023)
OpenThread Version 2.3.0.0
- OpenThread
- Thread 1.3.1 (experimental)
- IPv4/v6 public internet connectivity: NAT64 improvements, optimization of published routes and prefixes in net-work data
- DNS enhancements for OTBR
- Thread over Infrastructure (TREL)
- Network Diagnostics (experimental)
- Child supervision by parent
- Additional link quality information in child table
- Uptime for routers
- Thread 1.3.1 (experimental)
- Multiprotocol
- Zigbee/OpenThread Concurrent Multiprotocol SoC sample app
- CPC GPIO expander module
- Zigbeed enhancements
| Release | Date | Release Notes |
|---|---|---|
| 2023 | 2023/06 | Version 2.3.0.0  |
| 2023/05 | Version 2.2.3.0 |
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| 2023/03 | Version 2.2.2.0 |
|
| 2023/02 | Version 2.2.1.0 |
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| 2023/01 | Version 2.1.4.0 |
|
| 2022 | 2022/12 | Version 2.2.0.0 |
| 2022/10 | Version 2.1.3.0 |
|
| 2022/09 | Version 2.1.2.0 |
|
| 2022/08 | Version 2.1.1.0 |
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| 2022/06 | Version 2.1.0.0 |
|
| 2022/03 | Version 2.0.2.0 |
|
| 2022/01 | Version 2.0.1.0 |
Gecko Platform Version 4.3.0.0
- Support for EFR32xG27 devices
- Power Manager update for optimized return from EM2
- CPC support for multiple SPI clients
- CPC remote peripheral (GPIO) access
- License change (to open-source zlib) for various platform files
| Release | Date | Release Notes |
|---|---|---|
| 2023 | 2023/06 | Version 4.3.0.0 |
| 2023/05 | Version 4.2.3.0 |
|
| 2023/03 | Version 4.2.2.0 |
|
| 2023/02 | Version 4.2.1.0 |
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| 2023/01 | Version 4.1.4.0 |
|
| 2022 | 2022/12 | Version 4.2.0.0 |
| 2022/10 | Version 4.1.3.0 |
|
| 2022/09 | Version 4.1.2.0 |
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| 2022/08 | Version 4.1.1.0 |
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| 2022/06 | Version 4.1.0.0 |
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| 2022/03 | Version 4.0.2.0 |
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| 2022/01 | Version 4.0.1.0 |
Community & Support
Knowledge Base Articles
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User Forums
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