Arduino Uno GSM Shield (compatible with your network provider) Fingerprint Sensor Module (e.g., R305) RFID Reader Module (e.g., MFRC522) Power supply (e.g., 5V, 2A) LEDs (2 colors) Buzzer Connecting ...

Connect the GSM module to the Arduino board according to the connections specified in the code. Open the serial monitor in the Arduino IDE to monitor incoming and outgoing SMS and calls. Use the ...

This paper presents a novel solution to these challenges through the implementation of a prepaid energy meter system utilizing a GSM Module and Arduino Uno. The proposed system not only facilitates ...

arduino gsm security alarm Working of the system is very simple and self-explanatory. When input power is applied to the system, the system goes into standby mode. However, when the terminals of ...