Manupa's
Tech Blog
Articles on embedded systems, cloud engineering, web dev, and the gadgets I've taken apart (and sometimes put back together).
Latest Posts
24 articlesSee Through Walls with a $9 Microcontroller
router cell_wifi Edge AI & Sensors See Through Walls with a $9 Microcontroller Deploying WiFi DensePose on Kubernetes. "How I deployed a real-time WiFi-based hu...
Revamping My Sensor Dashboard
A complete architectural overhaul of SensorDash: migrating from SQLite to InfluxDB and rebuilding the UI with ShadCN for speed, scalability, and a superior experience.
Installing a Custom Ubuntu WSL Distribution from an ISO
Installing a Custom Ubuntu WSL Distribution from an ISO A comprehensive guide to extracting, packaging, and repairing a custom WSL image from scratch. Introduct...
Rockchip Hardware Acceleration Guide
Rockchip Hardware Acceleration & Automated Conversion Last updated: A complete guide to enabling hardware acceleration and setting up an automated conversion se...
My Weather Station Project Journey
Documenting the journey of building a robust data logging and visualization solution. You might remember my previous project where I built a miniature weather s...
Using NPU in Newer Intel PCs
A curated collection of resources for developing AI applications using the Neural Processing Unit (NPU) in newer Intel PCs with Intel AI Boost.
Solar Weather Station with Supercapacitors
Powering the Future: Integrating a Miniature Weather Station with Solar and Supercapacitors Published on: May 10, 2025 In our ongoing exploration of innovative ...
solar-weather-station-with-supercapacitors
In our ongoing exploration of innovative solutions for sustainability, I've embarked on a project to integrate a miniature weather station with solar power. To ...
Adding Gemini and AI to Your GPU-Powered Laptop
A complete guide to connecting Google
Breathing New Life: Building a Home Server from Old Laptops
Turn old laptops into a powerful DIY home server running Docker containers including ArchiveBox, Portainer, Plex, and Home Assistant. A complete guide to repurposing e-waste into a useful home lab.
Dumping firmware and resetting fuses of STM32 using OPENOCD and JTAG
css Dumping STM32F105 Firmware on Ubuntu using ST-LINK /\ Custom styles \ / body { font-family: 'Poppins', 'Inter', sans-serif; /\ Use Poppins and Inter...
Comparing Performance between Bluepill logic analyzer and NanoDLA Logic Analyzer.
References https://github.com/thanks4opensource/buck50...
Turning My Roller Gate into a Smart WiFi-Controlled System
A DIY project to convert a roller gate into a WiFi-controlled smart system using an ESP32-C3 microcontroller, replacing unreliable RF remotes.
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Running DeepSeek R1 on My Laptop CPU (No GPU)
A detailed guide on running DeepSeek R1 AI model on a CPU-only laptop using Ollama and Docker, without requiring a GPU.
Hardcore DevOps Revision
A comprehensive DevOps revision guide covering essential concepts and practices.
Learning Ansible
A learning journey into Ansible automation, covering key features, use cases, getting started guide, and a comparison with Jenkins.
Learning Node.js and Moving into Deno
Exploring Node.js fundamentals and transitioning to Deno as a modern JavaScript and TypeScript runtime with built-in security and TypeScript support.
Setting Up Pip for Python 3 on Ubuntu 24.04 and Above
Step-by-step guide to configuring PIP for Python 3 on Ubuntu 24.04 and above using pip.conf to enable package installations.
Let's Talk About RS-485
A technical overview of RS-485 serial communication, covering differential signaling, multi-device communication, required electronics, and Arduino implementation.
SLIR Projects - Small Projects with big theory
SLIR - Sri Lanka Institute of Robotics - Advanced Robotics Course Projects > [
Week 1 - Intern Diary at Vega Innovation
Week 1 intern diary at Vega Innovation covering serial communications, ESP32, RTOS, CAN bus, UART, and microcontroller programming.
My Confusing Yet Satisfying Review of Ubuntu Desktop
A personal review of migrating from ElementaryOS to Ubuntu 22.04 LTS Desktop, covering the issues, installation, and post-migration experience.
Python and My Journey
A day-by-day Python learning journal covering computational thinking, programming basics, functions, error handling, and file operations.
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