Simplicity Studio VS Code Extension 2.1.0 (Jun 23, 2026) Release Notes#

Leverage the power of Visual Studio Code while staying fully integrated with Simplicity Studio 6. The Simplicity Studio extension enables seamless build, flash, and debug operations directly within VS Code, while allowing you to continue using familiar Simplicity Studio project configurator graphical user interface.

Release Summary#

Key Features#

Added in 2.1.0#

  • Verified with Simplicity Studio 6.2.0 and remains backward compatible with earlier Simplicity Studio 6 versions.

  • Added support for Live Expressions, enabling real-time monitoring of variables and expressions without pausing application execution.

  • Added support for opening Configurator-s from project folders within multi-project solutions.

  • Added an Attach to Running Target option to connect the debugger without rebuilding or reflashing the device.

  • Added a setting to suppress non-critical compatibility warnings shown in the VS Code Explorer.

  • Build errors and warnings are now displayed in the VS Code Problems view for easier navigation to affected source files.

  • Replaced the Microsoft C/C++ extension dependency with Clangd to provide improved build system integration.

  • Redesigned the Devices view to provide an improved user experience for device management.

Bug Fixes#

Fixed in 2.1.0#

  • Minor bug fixes and stability improvements.

All bug fixes are listed in the table below.

Removed/Deprecated Features#

  • Removed Studio v5-related settings.

Known Issues and Limitation#

UID

Issue or Limitation Description

Workaround (if any)

-

The Microsoft C/C++ extension is required for some IDE functionality.

None

-

Project Configurator Additional Sources menu does not support solution projects for adding customer source files.

Add customer source files in CMakeLists.txt.

Bug Fixes#

Fixed in 2.1.0#

Issue ID

Description

1596805

Fixed an issue where stale VCOM terminals could prevent debug adapters from being detected after reconnecting a device.

1618136

Fixed an issue where debug sessions could fail to start on Windows when the CMake path contained whitespace.

1592786

Fixed an issue where IntelliSense did not resolve include files correctly for some Z-Wave projects.

1602157

Fixed an issue where VS Code did not use the SDM hardware override when selecting the target part for flash and debug.

1629251

Fixed an issue in the Build Configurator where compiler flags were not applied to user-added source files.

1556187

Fixed an issue where projects opened from Simplicity Studio could incorrectly connect to a WSL environment.

1567407

Fixed an issue where expanded secure peripheral register groups could block debugging on Series 2 devices.

1591441

Fixed an issue where Matter solution projects could be created without the required .vscode configuration folder.