Hi, my name is Rahmat Hidayat. I code for fun and sometimes share my code here so I can reuse it later. Feel free to use or modify this project. If you need help setting it up, follow this tutorial.

Overview: This project demonstrates a comprehensive Arduino-based RFID door lock system designed for secure access control. Utilizing the MFRC522 RFID reader module, a servo motor for door mechanism ...

This innovative project combines an Arduino Nano, a TCS34725 color sensor, and a buzzer to assist users who have trouble seeing colors. How can a seeing-impaired person select clothes with matching ...

In this experiment we are going to work with a sensor which is a resistor that depends on light. In a dark environment, the resistor will have a very high resistance. As photons (light) land on the ...