zephyr-spi

Configure and troubleshoot Zephyr OS SPI subsystems via devicetree and API methods.

22|3|Updated Jan 9, 2026
One-click install
npx skills add https://github.com/ksachdeva/zephyr-rtos-ai --skill zephyr-spi
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: zephyr-spi
Source: https://github.com/ksachdeva/zephyr-rtos-ai/tree/main/skills/zephyr-spi
Command: npx skills add https://github.com/ksachdeva/zephyr-rtos-ai --skill zephyr-spi

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill provides comprehensive instructions and best practices for configuring and using the Zephyr OS's SPI subsystem, simplifying the development of reliable serial peripheral communication.

Core Features & Use Cases

  • Configuration Assistance: Guides users in setting up SPI controllers via devicetree and Kconfig, ensuring correct hardware and software settings.
  • API Usage Guidance: Demonstrates synchronous and asynchronous transfer procedures, including device referencing, buffer management, and transfer initiation.
  • Troubleshooting Support: Offers troubleshooting tips for common issues like mode mismatch, pin configuration, and data corruption, enabling more robust application development.

Quick Start

Use the zephyr-spi skill to implement a simple SPI data transfer between a microcontroller and a sensor, ensuring correct settings and error handling.

Frequently Asked Questions about zephyr-spi

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I configure SPI in Zephyr OS using devicetree?

To configure SPI in Zephyr OS, you must define the SPI controller and its properties in the devicetree, ensuring correct hardware and software settings are established for reliable peripheral communication.

What is the best way to handle asynchronous SPI transfers in Zephyr?

Handling asynchronous SPI transfers in Zephyr involves using the OS's specific API methods for device referencing and buffer management to initiate non-blocking data transfers between microcontrollers and peripherals.

Why does my Zephyr SPI communication have data corruption or mode mismatch?

Data corruption or SPI mode mismatch in Zephyr typically stems from incorrect pin configuration or Kconfig settings, requiring systematic troubleshooting of your devicetree setup and hardware connections.

Do I need C programming experience to use Zephyr's SPI subsystem?

You need C programming experience for embedded systems and familiarity with Zephyr's device model to effectively implement and troubleshoot serial peripheral communication using this guidance.

Can I use this guidance for synchronous SPI data transfers between a microcontroller and a sensor?

You can use this guidance to implement simple synchronous SPI data transfers between a microcontroller and a sensor, ensuring correct settings and error handling for reliable serial communication.