Host-based simulation using the Zephyr native_sim board. Covers building for Linux/macOS/Windows, automated testing, host-side debugging (GDB, Valgrind), and host-target integration. Trigger when developing application logic without hardware or setting up CI/CD tests.
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See how to installReview the instructions the agent will receive before you install.
Develop, test, and debug Zephyr applications with the speed and convenience of your host machine.
Understand when to use native_sim vs. QEMU and how to map host resources.
west build -b native_sim.Use professional host tools to find the most elusive bugs.
gdb, valgrind, gprof, pcap.The foundation of modern firmware development.
testing-debugging skill (Phase 3) for comprehensive testing workflows.twister -p native_sim.# Build for host
west build -b native_sim samples/hello_world
# Run the app
./build/zephyr/zephyr.exe
# Debug with GDB
west debug
west build -b native_sim succeeds for at least one sample and one app target.simulation_basics.md: Architectural overview and usage patterns.debugging.md: GDB, Valgrind, and profiling guide.native_log_scan.py: Failure signature scanner for native_sim logs.native_sim_ci_checklist.md: CI simulation review checklist.No reviews yet. Tell others what you thought.
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Custom board bringup for Zephyr RTOS using Hardware Model v2 (HWMv2). Covers directory structure, board.yml metadata, core configuration files (Kconfig, defconfig, CMake), and revision management. Trigger when creating new board definitions or porting Zephyr to custom hardware.
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Build system management for Zephyr RTOS. Covers West workspace initialization, manifest management, Sysbuild multi-image builds, Kconfig symbols, and CMake integration. Trigger when setting up workspaces, configuring builds, or troubleshooting build-time errors.
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Bluetooth Low Energy (BLE) integration for Zephyr RTOS. Covers GATT Services/Characteristics, GAP advertising, connection parameters, power optimization strategies, and the professional Send-When-Idle design pattern. Trigger when adding BLE connectivity, optimizing battery life for wireless devices, or implementing custom GATT profiles.
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IP networking fundamentals for Zephyr RTOS. Covers IoT protocol selection (LwM2M, CoAP, MQTT), IP stack configuration and trimming (IPv4/IPv6, UDP/TCP), and professional SDK integration as Zephyr modules using West manifests. Trigger when building cloud-connected applications, optimizing network memory usage, or integrating external cloud SDKs.
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USB and CAN connectivity for Zephyr RTOS. Covers USB device stack configuration (CDC ACM, HID, MSC), CAN controller integration, and professional USB-to-CAN adapter patterns including buffering and protocol packetization. Trigger when adding USB interfaces, implementing CAN bus communication, or building hardware diagnostic tools.
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Devicetree management for Zephyr RTOS. Covers syntax, bindings, overlays, Hardware Model v2 (HWMv2), and advanced node/property deletion patterns. Trigger when defining hardware topology, creating overlays, or mapping pins and peripherals.
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