Zephyr Archives - The Golioth Developer Blog https://blog.golioth.io/category/zephyr/ Golioth, Zephyr, and IoT Development News and How Tos Fri, 29 May 2026 19:25:47 +0000 en-US hourly 1 https://wordpress.org/?v=6.9.4 https://blog.golioth.io/wp-content/uploads/2023/09/cropped-Golioth_Symbol_Coral_RGB-1-32x32.png Zephyr Archives - The Golioth Developer Blog https://blog.golioth.io/category/zephyr/ 32 32 Local Shell talks SMP to your devices over Web Serial https://blog.golioth.io/local-shell-talks-smp-to-your-devices-over-web-serial/ Thu, 28 May 2026 19:01:20 +0000 https://blog.golioth.io/?p=10610 Local Shell is a new web-based tool that talks to Zephyr devices using Simple Management Protocol (SMP) over Web Serial APIs. This is an easy way to communicate with devices through the browser and mirrors capabilities from tools like mcumgr and smpmgr.

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]]> Handling Button Press, Longpress, and Double-Tap with the Zephyr Input Subsystem https://blog.golioth.io/handling-button-press-longpress-and-double-tap-with-the-zephyr-input-subsystem/ Tue, 27 Jan 2026 15:01:48 +0000 https://blog.golioth.io/?p=10481 Embedded engineers know the joys and pains with button inputs: debouncing them, triggering actions, and more advanced input patterns like long holding the button down or quickly clicking more than once. If your project is based on Zephyr, you should take a look at the input subsystem to see if it can do some of […]

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]]> Find Breaking Changes in Zephyr Using Git Bisect https://blog.golioth.io/find-breaking-changes-in-zephyr-using-git-bisect/ Tue, 06 Jan 2026 15:33:02 +0000 https://blog.golioth.io/?p=10407 Finding breaking changes in upstream code is a difficult process. Git bisect and good commit discipline (like the Zephyr team maintains) helps to quickly pinpoint issues so you can pull in changes as needed.

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]]> Using Custom Work Queues for Sensor Readings in Zephyr https://blog.golioth.io/using-custom-work-queues-for-sensor-readings-in-zephyr/ Tue, 09 Dec 2025 19:07:41 +0000 https://blog.golioth.io/?p=10355 Custom Work Queues enable things like thread-aware debugging, larger amounts of customization, and the Zephyr work queue features that we know and love. This article details how to set up your next custom work queue to improve your Golioth-enabled application.

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]]> Send-when-idle using Zephyr and Golioth Pouch https://blog.golioth.io/send-when-idle-using-zephyr-and-golioth-pouch/ Thu, 04 Dec 2025 15:42:32 +0000 https://blog.golioth.io/?p=10339 Bundling data to send when a device is no longer generating new events is an efficient way to operate a low power Bluetooth device. This post explores how to use Zephyr RTOS components to easily wait until a device is idle to start transmitting using Golioth Pouch.

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]]> Using Snippets in Zephyr: a Shorthand for Changing Build Configuration https://blog.golioth.io/using-snippets-in-zephyr-a-shorthand-for-changing-build-configuration/ Tue, 02 Dec 2025 15:13:05 +0000 https://blog.golioth.io/?p=10333 Zephyr snippets helps developers extend the capabilities of their device firmware with simple command line controls. This post shows how to add logging to an application, but only target it at debug images and only in the application portion of a firmware image.

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]]> Building Zephyr for the Raspberry Pi Pico2 W https://blog.golioth.io/building-zephyr-for-the-raspberry-pi-pico2-w/ Tue, 11 Nov 2025 15:04:08 +0000 https://blog.golioth.io/?p=10292 The Raspberry Pi Pico2 W is the one with a microcontroller and Wi-Fi. When most people think of Raspberry Pi as a single-board computer running Linux, this model is a microcontroller with a slew of impressive peripherals. While the original Pico (based on the RP2040) has had Zephyr support for a long time, the Pico2 […]

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]]> Zephyr: How to Monitor Heap and Locate Memory Leaks https://blog.golioth.io/zephyr-how-to-monitor-heap-and-locate-memory-leaks/ Thu, 16 Oct 2025 14:17:38 +0000 https://blog.golioth.io/?p=10197 Dynamic memory allocation in C is a powerful tool but also a potential source of hard to replicate bugs. This post goes over tools that are built into Zephyr that monitor consumption over time.

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]]> Zephyr for Hardware Engineers: GDB Debugging https://blog.golioth.io/zephyr-for-hardware-engineers-gdb-debugging/ Thu, 11 Sep 2025 19:00:51 +0000 https://blog.golioth.io/?p=10074 Debugging a Zephyr program with GDB can be tough for newcomers, especially if they're used to more vertically integrated IDE solutions. Let's get hardware engineers (and others!) started digging into a command-line based solution.

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]]> How to Flash a Pre-Loaded Filesystem During Production https://blog.golioth.io/how-to-flash-a-pre-loaded-filesystem-during-production/ Tue, 09 Sep 2025 14:07:52 +0000 https://blog.golioth.io/?p=10062 Creating a filesystem separates your everyday firmware from other data like machine learning models, images, and binaries. In this post we discuss how you can set up the filesystem to speed up your production and create a flexible system that can be updated on-demand using Golioth's OTA service.

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