SIM800L GSM Module Connections (Requires Level Shifting) The SIM800L module needs special attention because it operates at 3.3V logic levels while Arduino uses 5V. We need a voltage divider circuit to ...

Real Time Home Security System using GSM Technology-An Anti-theft System! This project deals with the design & development of a theft control system for home, which is being used to prevent/control ...

A GSM (Global System for Mobile Communications) based forest security system using Arduino involves the use of sensors, Arduino microcontrollers, and GSM modules to monitor and protect forest areas ...

GSM module is used in many communication devices which are based on GSM (Global System for Mobile Communications) technology. It is used to interact with GSM network using a computer. GSM module only ...

System resets when no fire/smoke is detected. Code File 📂 Filename: fire_alarm_system.ino 📌 Language: Arduino C++ Installation & Setup Connect the hardware as per the circuit diagram. Upload ...

Floods are one of the annual natural disasters experienced by Malaysia and the rest of the world. Destruction of infrastructure, economic losses, and casualties are among the adverse effects of floods ...