The GSM module is a communicative device and used as a method of communication for this project. GSM module works in AT command and does not work in loop. It takes 300 millisecond to operate after ...

Alert Message: The Arduino communicates with the GSM module to send an SMS alert message to predefined phone numbers, notifying them of the fire incident. Buzzer Activation: Simultaneously, the buzzer ...

Circuit Diagram of the SIM800L GSM/GPRS Module. The circuit diagram of the SIM800L is very simple because the SIM800L IC takes care of all the complicated hardware and you only need to connect a few ...

Abstract: This paper presents the design and implementation of an innovative real-time fire surveillance system that integrates a ruggedized GSM module for immediate SMS alerts. The proposed system ...