🛠 Tools Used Tinkercad Circuits – Free online Arduino simulator Arduino UNO – The microcontroller used in all projects LCD, Keypad, Piezo, LDR, PIR sensor, Ultrasonic, LM35, Servo motor, Photodiode, ...

Home-Security-System MPCA college project using PIR, temperature, and LDR sensors. Detects motion, tracks temperature, and measures light intensity. Built with Arduino for real-time environmental ...