Tutorial: Getting Started with MCUXpresso SDK – Tool Installation

The engineering and development landscape is constantly changing. This includes the embedded tooling and SDKs.

Back in the year 2017 I have used the version 2 (see Tutorial: Using Eclipse with NXP MCUXpresso SDK v2 and Processor Expert). Back then, it was Eclipse with make. Now we are in 2026 and things have changed to VS Code, cmake, ninja, python and west.

VS Code with MCUXpresso Installer
VS Code with MCUXpresso Installer

Luckily, although more and different tools are needed these days, the installation experience has improved significantly. It has shifted from installing multiple different tools to a streamlined installation process.

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Upgrading CNC with Raspberry Pi and Dust Collection

I have to run multiple +10h CNC jobs. So, I decided to upgrade my Shapeoko 4 CNC machine. I equipped it with a Raspberry Pi and a new dust collection system.

CarbideMotion on RaspberryPi
Carbide Motion on Raspberry Pi
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NXP LinkServer Now Supports ARM 64-bit for Enhanced Development

The latest release of the NXP LinkServer supports ARM 64bit (Debian) besides Windows, Linux and MacOS. With this, I can now develop on an NXP i.MX board. Plus, this enables an inexpensive way for automated on-target tests and CI/CD.

LinkServer running on Raspberry Pi
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3D Printed Rugged Enclosure for MCU-Link Pro

The 3D Printed Rugged Enclosure for NXP MCU-Link Debug Probe has been very useful. I wanted to design something similar for the ‘MCU-Link Pro‘ version of that debug probe. There there is already a laser-cut enclosure for the probe itself. I used the same stack-able rugged box for the debug probe plus all the cables.

NXP MCU-Link Pro Enclosure
NXP MCU-Link Pro Enclosure
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Navigating AI: Critical Thinking in the Age of LLMs

A few days ago, a reader of my blog sent me a message:

“Hi Erich, I am reading you since a lot of years. I think you are a pillar of my professional career. Thanks for this. Let me ask you now: what do you think about LLM and coding with LLM in embedded? My employer thinks it time to stop to hire people, because in 1/2 years everything will be substituted by AI. I am not on the same page. Are you using LLM for coding? What do you think about it? Thanks in advance.”

TL;DR: LLMs are changing and improving, making good engineering and education even more important. Studies show that AI can be useful, but productivity will not always increase. AI coding means more critical thinking and responsibility, not less. Engineering and education needs to adopt and change. This includes assessments and didactic, back to paper and defending the work. Learning how to learn is getting the critical skill in the age of AI.

AI slows down experienced open-source developers
AI slows down experienced open-source developers (from https://metr.org/blog/2025-07-10-early-2025-ai-experienced-os-dev-study/)

In this article I’ll have collected my thoughts and observations.

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MCU-Link-MR v0.5: Enhanced Debug Probe for ARM Cortex-M

The MCU-Link-MR debug probe has been updated :-).

MCU-Link MR v0.5
MCU-Link MR v0.5

The MCU-Link-MR is a CMSIS-DAP debug probe for ARM Cortex-M devices with extra features for mobile robot and drone debugging. The project is open source and available on GitHub with KiCAD files and BOM.

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3D Printed Rugged Enclosure for NXP MCU-Link Debug Probe

I’m using the NXP MCU-Link CMSIS-DAP debug probe in many of my projects. The debub probe from NXP does not come with an enclosure. I’m traveling to work by train, so I designed a new rugged box and enclosure. The box is small and I can keep all parts inside it.

Rugged boxes and enclosure for NXP MCU-Link debug probes
Rugged boxes and enclosure for NXP MCU-Link debug probes
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Debug ELF/Dwarf Binaries in VS Code without a Project or Build

Sometimes, all what I have is a ELF/Dwarf binary, and I need to debug it. I don’t want to build it, only debug it. The NXP VS Code extension makes that possible. I simply import the binary and start debugging.

Debugging Executable
Debugging Executable
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DIY Wooden & 3D printed Advent Calendar for 2025

It is the last day of November. And tomorrow the Advent starts with December 1st. Over the last weeks I have spent the weekends with building an Advent Calendar. This year it is one without any electronics. The CNC machine has cut a pine wood tree. And the 3D printer created round threaded and numbered containers, with a shiny star on top of the tree:

Advent Calendar Tree 2025
Advent Calendar Tree 2025
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