Tag: Embedded Systems

in Arm Cortex, Embedded

What is a Bus? Bus Protocols and Bus Interfaces : In embedded systems and computer architecture, a bus is a communication system that transfers data between components like the CPU, memory, and peripherals. Imagine it like a highway for data where cars (data) travel between cities (devices). What is a Bus Protocol? A bus protocol…

Master ARM Cortex Memory Map (2026)

May 31, 2025

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in Arm Cortex, Embedded

ARM Cortex Memory Map : This article provides an in-depth exploration of the System Address Map of the ARM Cortex-M4 processor, covering the entire 4 GB memory space from 0x00000000 to 0xFFFFFFFF. Through a clear breakdown of each memory region—including Code, SRAM, Peripheral, External RAM, External Devices, Private Peripheral Bus, and Vendor-Specific Memory—readers gain a…

Master What Is Flash Memory? Types, Uses & Examples Explained | SSC CGL Computer Delhi Police 2026

May 7, 2025

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in Embedded, Embedded C, Embedded Prep

Welcome to What Is Flash Memory? Types, Uses & Examples Explained SSC CGL Computer Delhi Police beginner-friendly tutorial on Flash Memory, specially crafted for students, tech enthusiasts, and aspirants preparing for competitive exams like SSC, RRB, Banking, and other government job tests. In this tutorial, you will learn:✅ What Flash Memory is and how it…

Master SPI Interview Questions (Beginner-Friendly 2026)

May 6, 2025

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in Embedded, OS

SPI Interview Questions : In this article, we will explore key interview questions and answers related to the SPI (Serial Peripheral Interface) protocol. SPI is a synchronous serial communication protocol widely used in embedded systems for data exchange between microcontrollers and peripheral devices such as sensors, memory modules, and displays. Understanding SPI and being able…

What is Scheduling in QNX? | Master Scheduling Policy guide 2026

May 5, 2025

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in Embedded, QNX OS

Scheduling in QNX : In a real-time operating system like QNX Neutrino, scheduling is the brain behind who runs the CPU and when. Think of it as a smart traffic controller — it makes sure every thread (a lightweight process) gets a fair chance to run, and that critical tasks run exactly when they need…

Master Power-On Checks and Voltage Rails Beginner’s Guide 2026

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Power-On Checks and Voltage Rails Beginner’s Guide 2025 : When you build or work with electronic circuits or embedded systems, one of the first things to understand is how to safely power up your system and verify that it’s working correctly. That’s where Power-On Checks and Voltage Rails come into play. This article will guide…

Multimeter (Voltage, Current, Continuity) Master Beginner-Friendly Guide 2026

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A multimeter is a must-have tool for electronics beginners. It helps you measure voltage, current, resistance, and continuity, and is essential for diagnosing and troubleshooting circuits. 1. Understanding the Parts of a Multimeter Most digital multimeters (DMMs) include: 2. How to Set Up the Multimeter 3. Measuring Voltage What is it? Voltage is the potential…

Master TDD Test-Driven Development for Beginners: A Comprehensive Guide 2026

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TDD Test-Driven Development : is a software development process that emphasizes writing tests before writing the actual code. It may sound counterintuitive at first, but it offers numerous benefits, especially for beginners who are looking to improve code quality, reduce bugs, and develop a clear understanding of the desired functionality of their software. In this…

Master Unit Testing Frameworks: Google Test 2026

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