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…
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…
Developing for multicore systems in Zephyr RTOS. Covers Symmetric Multiprocessing (SMP), Asymmetric Multiprocessing (AMP) with OpenAMP/RPMsg, inter-processor communication (IPC) patterns, and Linkable Extensions (LLEXT). Trigger when designing for SoCs with multiple homogeneous or heterogeneous cores.
Comprehensive Zephyr device driver expertise covering driver model, device instances, initialization levels, power management, and bus-specific patterns (I2C, SPI, UART, GPIO). Use this skill when you need to: (1) Create custom device drivers from scratch, (2) Use existing driver APIs (GPIO, I2C, SPI, UART, ADC, PWM…
Comprehensive Zephyr I2C subsystem expertise for Inter-Integrated Circuit bus communication. Use when: (1) Configuring I2C controllers or devices via devicetree or Kconfig, (2) Implementing synchronous I2C transfers with i2ctransfer/i2cread/i2cwrite, (3) Using register access helpers like…
Expert guidance on Zephyr RTOS power management. Use when working with system sleep states, runtime device power management, wake sources, PM policy constraints, low-power design, wake-latency tradeoffs, or measuring and debugging current draw in Zephyr applications and drivers.