7 Open-Source Quadcopter Drone Projects

Build your first DIY quadcopter! This guide covers essential hardware, C programming, PID control algorithms, and the STM32 development setup for beginners.

UART Interface Guide for Embedded Beginners

Overview of UART fundamentals, frame structure, operating modes, baud rate and common voltage standards (TTL, RS-232, RS-485) for embedded developers.

How to Debug Linux Crashes with backtrace

Quickly debug program crashes in embedded Linux. Learn to use the backtrace tool and addr2line to capture signals and analyze the call stack to find bugs.

HDMI Interface: A Technical Overview

A complete guide to HDMI. Learn about Standard, Mini, and Micro connectors, the detailed Type-A pinout, and key technologies like TMDS, EDID, and HDCP.

What Is an Embedded System and Its Main Components

Explore embedded systems: uses, components, development platforms, and design tips for reliable, low-power, real-time applications.

Millimeter-Wave Radar: Range and Angle Resolution

Technical overview of millimeter-wave radar performance, explaining range resolution and angular resolution, antenna/MIMO effects and algorithmic enhancements.

AMD Versal Gen 2 SoCs for AI-driven Embedded Systems

Versal Gen 2 adaptive SoCs deliver single-chip intelligence for embedded systems, end-to-end preprocessing, MX6 AI inference, and high-performance post-processing.

How to Capture and Analyze I2C Waveforms with an Oscilloscope

Guide to capturing and analyzing I2C using an oscilloscope: setup, probe connections, trigger configuration, protocol decoding, troubleshooting, and timing checks.

Nginx Configuration and Commands

Nginx technical reference: features, use cases and commands, with nginx.conf structure, key directives (worker_processes, server_name, location) and configuration tips.

SystemVerilog Randomization Syntax

Master random stability in testbenches. Learn how independent RNGs for threads and objects ensure stable results using $urandom, randomize(), and srandom().

Integrating Rust and Qt in Embedded Systems

CXX-Qt: integrate Rust with Qt for safe, high-performance embedded GUIs — Rust QObjects, thread safety, QML exposure, and build options.

Memory Usage in Embedded Systems

Explore microcontroller memory, RAM vs ROM, NOR/NAND flash, MCS-51 startup and embedded bootloader essentials for firmware developers.

Guide to CW32 Development in CLion

Learn to set up a CLion, GCC, and CMake development environment for CW32 microcontrollers. Get a project template, toolchain config, and flashing guide.

Using the Linux SysRq Key for Debugging

Unlock the power of the Linux SysRq key. Learn how to configure and use commands for system recovery, debugging, and safely rebooting a frozen system.

Why C++ Is Rarely Used for Microcontroller Development

Why C is preferred on microcontrollers and a simple STM32 LED chaser in C++ with Keil MDK, extern C tips and binary size trade-offs.

Cache Patterns and Preventing Cache Avalanche

Technical summary of caching patterns and mitigation techniques for cache penetration and cache avalanche, covering Cache Aside, Bloom filters, distributed locks, and pre-warming.

Efficient PyTorch Programming Guide

Practical PyTorch performance tips: reduce memory fragmentation, overlap compute and communication, and optimize kernels for faster training.

SystemVerilog: Clocking Blocks & Process Communication

Learn about SystemVerilog clocking blocks, clocking skew, and synchronous drives. Explore inter-process synchronization with events, semaphores & mailboxes.

Decoupling in Embedded Software

Explore practical methods for embedded software decoupling. This guide covers system layering, event-driven patterns, and dependency injection for scalable code.

The do{}while(0) idiom in C and C++

Explains the do{}while(0) macro idiom in C/C++, showing how it creates a single compound statement to prevent dangling-else and improve macro maintainability.