LEDs Explained: How They Work, How to Drive Them, and How Not to Kill Them
Learn how LEDs work, how forward voltage and current limiting fit together, how to calculate the right resistor, and how to troubleshoot LED circuits without burning parts.
Rain Sensing Wiper using Arduino Nano with OLED — Step-by-Step Guide
Learn how to build a rain sensing wiper using Arduino Nano. Includes circuit diagram, full code, and steps with a live OLED animation. Buy components from Electronixity — shipped across India.
Arduino Automatic Plant Watering System using Soil Moisture Sensor and Relay
Introduction Keeping your plants healthy often requires regular watering — but what if you could automate it?In this project, we’ll create a smart plant watering system using Arduino, a soil