[Day 4] Memory-Mapped Registers – Talking to Hardware Like a Pro
So far, we’ve been blinking LEDs and setting GPIO directions using high-level functions like digitalWrite() and pinMode(). But under the hood, your microcontroller communicates...
[Day 3] Inside the Chip: What’s Actually Inside a Microcontroller?
Most beginner projects involve using a microcontroller, but many people don’t stop to ask:
"What’s actually inside that black chip on the board?"
Today, let’s pop...
[Day 2] Understanding GPIO – Input, Output, and Pull-ups
When working with microcontrollers, one of the most fundamental tasks you'll perform is controlling GPIO (General Purpose Input/Output) pins. Whether you’re blinking LEDs, reading...
[Day 1] Embedded Simplified: What Really Happens When You Blink an LED?
When most people step into embedded systems, their first program is almost always the classic: Blink an LED. It feels simple enough—connect a board,...
[Day 0] Getting Started with IoT and Embedded Programming: A Beginner’s Guide
The Internet of Things (IoT) is no longer just a buzzword - it's a revolution that connects everyday objects to the internet, enabling automation,...




















