onsemi Studio
A comprehensive VS Code extension for streamlined embedded development with bare-metal CMake and Zephyr RTOS projects. Provides integrated tools for workspace setup, project management, building, debugging, and IntelliSense configuration—all within a unified development environment.
Note: This extension is currently tested on Windows only. Linux and macOS support will be available in upcoming releases of the extension.
Features
- Guided Workspace Setup - Interactive wizard for Zephyr repository configuration and automated tool installation
- Multi-Project Support - Manage Zephyr RTOS and bare-metal CMake projects with individual configurations
- Visual Debug Configuration - Intuitive webview panel for creating and managing debug configurations with support for GDB and ASIP adapters
- Active ELF Management - Automatic detection and selection of ELF files for debugging with status bar integration
- Advanced Build System Integration
- Zephyr: West workspace management, Kconfig (menuconfig/guiconfig), sysbuild, memory reports
- CMake: Multiple configurations, presets, toolchain files, cache variables, target selection
- Intelligent IntelliSense - Auto-generate configuration for clangd or Microsoft C/C++ with compile commands integration
- Integrated Terminal - Pre-configured project terminals with toolchain paths and environment variables
- Task Providers - Custom VS Code task definitions for build, flash, clean, and debug operations
- Context Menus - Right-click project folders for quick access to build, debug, and configuration commands
- Repository Management - Multi-repository support with per-repository tool and settings management
Documentation
For complete documentation, guides, and examples:
Quick Start
For Zephyr Projects:
- Setup Workspace: Run
onsemi: Workspace and Tools Setup to configure your workspace and install tools
- Import or Create Project: Use
onsemi: Import Application to add a sample, or onsemi: Create New Application for a new project
- Build: Right-click project folder →
onsemi: Project: Build
- Debug: Right-click project folder →
onsemi: Project: Debug (ELF auto-detected after build)
For CMake Projects:
- Open Folder: Use
File → Open Folder in VS Code to open your CMake project
- Configure Settings: Use the Configure Settings Panel UI (onsemi Studio Activity Bar → Configuration → Configuration Settings) or manually edit
.vscode/settings.json with toolchain and build configurations
- Build: Right-click project folder →
onsemi: Project: Build
- Debug: Right-click project folder →
onsemi: Project: Debug
For detailed setup instructions, see the full documentation.
Available Commands
The extension provides commands for:
- Setup (Zephyr only): Workspace configuration, application import/creation
- Project Operations: Build, clean, rebuild, configure, flash, debug
- West/Zephyr: Workspace initialization, board/shield management, Python environment setup, Kconfig editors
- IntelliSense: Provider switching, configuration regeneration
- Debug Files: ELF selection, scanning, and management
See complete command reference for details.
Configuration
Configure the extension through:
- Global Settings: Repository configurations, tool paths, certificates
- Project Settings: Workspace path, board, toolchain, build configurations, environment variables
- IntelliSense Settings: Provider selection, auto-generation options
See configuration documentation for comprehensive examples.
Troubleshooting & FAQ
Common solutions for:
- Build failures (West not found, toolchain issues)
- IntelliSense configuration
- Debugging setup (ELF file detection, configuration creation)
- Board and certificate errors
See troubleshooting guide and FAQ.
Included Extensions
This extension automatically installs essential debugging and monitoring tools:
- Eclipse CDT GDB Debug Adapter - GDB debugging for embedded targets
- Memory Inspector - Memory viewing and editing during debug sessions
- Peripheral Inspector - SVD-based peripheral register inspection
- Serial Monitor - Integrated serial port communication
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