Learn to build an RFID based attendance system using Arduino with step-by-step instructions, circuit diagrams, and complete code. This $35 DIY project replaces expensive commercial systems with ...

TMC2209 Stepper Motor Control Overview. Stepper motors are commonly used in automation due to their ability to move in precise, discrete steps. However, to drive them efficiently, we need a motor ...

Simulates a smart home using Arduino and Tinkercad. A TMP36 sensor activates a fan via relay when temperature exceeds 30°C. A PIR sensor triggers a servo-based door. A 16x2 LCD displays real-time ...

🛗 3-floor lift control system using Arduino Uno, pushbuttons, LCD, and floor-indicating LEDs. 📟 Handles lift logic with real-time floor tracking and movement display on a 16x2 LCD. - ...