PID Controller Robotics: Stop Your Line Follower Wobbling
Learn how a PID controller works in robotics, with Arduino code, simulation data and tuning steps. Simple English guide for Indian students and makers.
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IR Sensor Guide: How It Works, Pinout, & Arduino Code (2025)
Last Updated: November 2025 Introduction to IR Sensors If you are a beginner and new to Electronics and Robotics, you might have heard the name of this sensor multiple times – The IR Sensor. But you might not know what it is. This is one of the most widely used sensors in hobby projects like…
