Introduction Mechanical switches, buttons, and some sensors don’t produce clean, instantaneous transitions between ON and OFF states. Instead, they generate a series of rapid, unpredictable
Author: Chintan Gala
The Observer Pattern in Embedded Systems
Introduction In many embedded systems, one hardware event or sensor reading must be used by multiple parts of the system. For example: If each module
The Mediator Pattern in Embedded Systems
Introduction Complex embedded systems quickly develop messy interaction graphs: sensors trigger logic that wakes radios, which log to flash, while power management tries to keep
The Hardware Proxy Pattern in Embedded Systems
Introduction Accessing hardware in embedded systems is notoriously tricky. Beyond the raw registers and memory-mapped I/O, developers often face additional complexities: compression, encoding, DMA orchestration,
Exploring STM32L0 Series: Ultra-Low-Power MCUs for Energy-Efficient Designs
The STM32L0 series from STMicroelectronics is a family of ultra-low-power 32-bit microcontrollers (MCUs) built on the ARM Cortex-M0+ core, running up to 32 MHz. Optimized
Zephyr vs FreeRTOS: Choosing the Right RTOS for Your Project
When it comes to real-time operating systems (RTOS) in the embedded world, Zephyr and FreeRTOS stand out as two of the most prominent options. Both
What’s Hot in the Microcontroller World: Top Trends Shaping 2025
The microcontroller (MCU) industry is buzzing with innovation in 2025, powering everything from smart home gadgets to electric vehicles (EVs) and cutting-edge AI applications. With
Mastering Pointers in C: 50 Advanced Interview Questions with Detailed Answers for Senior & Principal Embedded / Systems Software Engineers
Prepared for Chintan Gala · Connectivity SWE (XR) pipeline · C / C++ · Embedded Firmware How to Use This Handbook This handbook covers pointers
Embedded C++ Interview Questions and Answers
Contents – 13 Sections, 100 Questions Q1-Q6 C++ vs CQ7-Q15 OOPQ16-Q23 MemoryQ24-Q35 Modern C++Q36-Q41 TemplatesQ42-Q47 ISRsQ48-Q52 RTOSQ53-Q58 PatternsQ59-Q63 ConcurrencyQ64-Q70 DebugQ71-Q75 SafetyQ76-Q85 C++20Q86-Q100 Rapid Fire Welcome
Internet Protocols Interview Questions and Answers
Welcome to this comprehensive guide on Internet Protocols Interview Questions and Answers — covering everything from foundational TCP/IP concepts to modern protocol trends like HTTP/3,
