Embedded Linux RAM Requirements: How Much Memory Does Your System Really Need?
A practical guide to sizing RAM for embedded Linux systems: kernel usage, userspace overhead, realistic memory budgets, and optimization techniques for real products.
Cortex A
What Makes a Processor Capable of Running Linux? MMU, RAM, Storage, and Architecture Requirements
Learn what hardware is required to run embedded Linux, including the role of an MMU, practical RAM and storage requirements, why standard Linux does not run on most Cortex-M microcontrollers, and when NOMMU systems make sense.
ARM Cortex-M vs Cortex-A: Choosing the Right Architecture for Your Embedded Project
A practical guide to choosing between ARM Cortex-M microcontrollers and Cortex-A processors for embedded projects. Learn the architectural differences, performance trade-offs, real-world use cases, and decision criteria for MCU vs MPU selection.
ESP32 vs ARM Cortex-A Application Processors: When to Choose Each for Your IoT Project
Practical comparison of ESP32 (Xtensa dual-core MCU with integrated Wi-Fi/BLE) vs ARM Cortex-A application processors for IoT projects. Learn cost, power, complexity tradeoffs, and when each is the right choice for your connected device.