Explore the world of hardware engineering, robotics, and embedded systems development. This section provides deep-dive tutorials on microcontrollers (Arduino, ESP32, STM32), single-board computers (Raspberry Pi, NVIDIA Jetson), and industrial automation. From custom PCB design and circuit prototyping to advanced robotics programming and IoT integration, we provide technical resources designed for engineers, makers, and students. Learn how to build, program, and scale smart hardware solutions using industry-standard tools and frameworks.
Run AI locally on Raspberry Pi using Ollama and Open WebUI. Real setup, real issues, storage limits, memory crashes, overheating – and fixes that actually work.
Struggling with the 250MB AWS Lambda limit? See how I used AWS EFS to host massive Python libraries like OpenCV for Raspberry Pi robotics. No more Layers hell!
Learn how to access your Raspberry Pi or any internal network device remotely without port forwarding, static IPs, or router changes.
When a Raspberry Pi Zero runs CPU-heavy Python continuously, it overheats, throttles, and becomes unstable. The RootSaid Fix is to keep the Pi as a Thin Client and offload heavy computation to AWS Lambda, so the Pi stays responsive while the cloud does the work. This article shows the exact prime-number test I ran on…
Unbox and explore the Elecfreaks XGO Rider, a palm‑sized self‑balancing robot for micro:bit. Hands‑on review, programming guide and RC control tips.
Build a Raspberry Pi Zero W home-automation switch with MOSFETs and a Flask web console. Circuit, power, wiring, and code in simple steps.
Detailed review of Elecfreaks Smart Cutebot, CM4 XGO Robot Dog and JacDac Smart Exploration kits, covering specs, coding, price and comparison.
Master PCB layout for high-speed signals and mixed analog/digital boards. Discover guidelines, best practices, and signal integrity techniques.
Discover the top robotics kits for 2025! Beginner-friendly options like Petoi Bittle-X, mBot Neo, PiCar-X, Elegoo Car Kit & Pi Crawler explained.
Discover the best MOSFETs and BJTs for Raspberry Pi GPIO. Avoid IRF520N issues and choose logic-level transistors for safe, reliable switching.
Control lights and appliances from anywhere using Arduino Nano ESP32 and Arduino IoT Cloud in this simple home automation guide.
Transform a tiny DigiSpark ATtiny85 into a programmable HID keyboard with DigiKeyboard. Learn setup steps, key codes, macros, tips and inspiring project ideas.