Blog
RP2040 based Audio Amplifier with DSP co-processor
A 4-channel Audio Amplifier based on the RP2040 + ADAU1701 DSP co-processor.
December 22, 2025
Android application for printing labels over USB
An Android application for USB printing with the Brother PT-D600 label printer.
August 3, 2025
Waveseek
A GPU accelerated waveform viewer for oscilloscope traces that can be easily embedded into any web page using an <iframe>. Project Source Code
July 23, 2025
Magnetic Core Memory Controller
In this article, I’ll share how I designed and built a 512-bit magnetic core memory system that runs at 200kHz. Through careful tuning of drive currents, several gigabytes of test data have been successfully read/written without a single error.
July 7, 2025
Hide and show elements in HTML based on theme using CSS
I wanted to make the toggle theme icon change from ‘moon’ to ‘sun’ depending on whether dark or light mode is active.
May 20, 2025
Remote Piloting System for LiDAR Equipped Robot
A Qt-based interface for real-time robot control over TLS, with LiDAR SLAM processing running in parallel via Python multiprocessing.
March 17, 2025