A practical engineer-focused guide to embedded storage technologies including NAND, NOR, QSPI flash, eMMC, SD card, ROM, RAM, EEPROM, and FRAM, with pros and cons, common use cases, and selection advice for real products.
A practical engineer-friendly guide to CPU and MCU performance metrics in embedded systems. Learn what MHz, MIPS, DMIPS, CoreMark, CoreMark/MHz, and FLOPS really mean, when they help, when they mislead, and how to select the right processor for real workloads.
A practical engineer-friendly guide to communication protocols and interfaces in modern embedded systems, including UART, USART, SPI, I2C, CAN, CAN FD, RS-232, RS-485, USB, Ethernet, LIN, Modbus, and MQTT.
A practical, beginner-friendly guide to understanding and preventing command injection vulnerabilities in C/C++ applications, with real-world examples and secure coding advice.
A lightweight, real-time license plate detection and OCR system using edge detection and contour analysis instead of heavy ML frameworks. Optimized for ARM64 Raspberry Pi and resource-constrained devices.
A personal tech notebook for remembering what I learn, tracking progress, and sharing useful insights with anyone who finds it.
How to configure WiFi TX power limits and understand regulatory constraints in embedded Linux systems.