GSM Based Messaging Using Arduino Circuit. The brain of the circuit is Arduino Uno MCU board (BOARD1). A 16×2 LCD display (LCD1) is used for receiving and displaying the messages. Pins of LCD1, namely ...

5. Build your own Mars Rover Robot using Arduino: This cool looking Arduino Project presents the construction of an Arduino-based Mars rover, emphasizing design, components, and assembly.It highlights ...

This project provides a simple code to operate a GSM module with an Arduino board. The project aims to offer an easy and quick way to start using GSM modules in Arduino projects, such as sending and ...

The below circuit diagram, clearly shows all how the various components are connected to design an Arduino UNO board. Here is the power section of the circuit in which you can find the DC barrel jack ...

Fig. 6: QR code for Arduino source code. Then, connect the power supply to Arduino Uno either through its USB cable or 12V battery. Also, connect 12V power to all three relays, as shown in the circuit ...

GSM module sends an SMS alert to emergency contacts. System resets when no fire/smoke is detected. Code File 📂 Filename: fire_alarm_system.ino 📌 Language: Arduino C++. Installation & Setup Connect ...

Block Diagram. The security system comprises of an Arduino Uno microcontroller and a standard SIM900A based GSM/GPRS modem. The whole system can be powered from any 12VDC/2A power supply unit/battery.

The crisis of cutting-edge technology, and the manual orthodox attendance system outplayed by smart and secure biometric attendance using Arduino. Remote accessing application of GSM is incorporated ...