Attie Grande is an embedded systems engineer and director with eight years’ experience building hardware‑adjacent software, running Argentum Systems to deliver end‑to‑end embedded, digital electronics and cloud solutions. Comfortable across the hardware/software boundary, he has shipped low‑level drivers, board support and kernel work as well as higher‑level system integration and cloud‑hosted device testing from his Good Device Labs venture. His open‑source contributions include device drivers and USB/I2C/SD support for the widely used Zephyr RTOS and enhancements to the Glasgow hardware toolset, reflecting hands‑on expertise with microcontrollers and tooling. Past roles at Rotork and MPC Data saw him prototype SOM and backplane designs, work with Yocto/embedded Linux, and tackle high‑speed PCB and power sequencing challenges. He combines practical PCB and firmware design skills with systems thinking and client consultancy, often spotting integration issues early thanks to deep experience with both silicon and software stacks.
8 years of coding experience
10 years of employment as a software developer
Computer Systems Engineering BSc, Computer Systems Engineering BSc at University of the West of England
Primary Git Repository for the Zephyr Project. Zephyr is a new generation, scalable, optimized, secure RTOS for multiple hardware architectures.
Role in this project:
Embedded Systems Engineer / IoT Developer
Contributions:136 reviews, 24 PRs, 271 comments in 5 years 2 months
Contributions summary:Attie primarily contributed to the Zephyr RTOS project by implementing and modifying drivers and board support packages. Their work included adding I2C restart support for SAM0 microcontrollers, setting up USB functionality for various SAML21 and SAMR34-based boards, and configuring clock settings for USB on SAML21 parts. Additionally, they addressed an alignment issue within the SD card driver and updated CMake scripts by deprecating the use of custom hex conversion functions.
Contributions summary:Attie primarily contributed to the `glasgow` project, an "Scots Army Knife for electronics," by modifying and extending the functionality of its hardware interaction and applet features. They focused on improving the self-test applet, adding new commands to the CLI, and enhancing the SPI controller applet by updating signal terms. The user also made changes related to memory interfacing and added support for various AVR microcontrollers.
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Attie Grande - Engineer And Director at Argentum Systems Ltd.