SIM900-Arduino-Relay-Control This project uses GSM Module (SIM900) with Arduino to switch Relay state by SMS OR CALL.

In this Arduino IR sensor module tutorial we are explaining how to connect IR sensor module with Arduino Uno and write the code to get the IR motion sensor working.

This project demonstrates how to build an RFID-based access control system using Arduino. The system integrates an RFID reader, servo motor, 16x2 LCD (I2C), three LEDs (Red, Yellow, Green), and a ...