SIM800L Module Pinout. The SIM800L module is a GSM/GPRS module that offers a wide range of functionalities. It resembles a small chip with an antenna connector and various pins. The below image shows ...

Open the gsm_communication.ino file in Arduino IDE. Install the SoftwareSerial library if not already installed. Connect the GSM module to Arduino: TX of GSM to Pin 10 of Arduino; RX of GSM to Pin 11 ...

arduino gsm security alarm. ... // RX and TX pins to communicate with GSM module #define msg_key 7 #define call_key 8 #define end_key 9 String number ="0000000000"; // Add the 10-Digit Mobile Number ...

An Arduino is equipped with a piezo sensor to detect impact, and a GSM shield takes care of the texting. It’s an interesting concept, similar to requiring police officers to wear body cameras.

In this GSM based home automation project we are building a home automation system, where one can control the home appliances, using the simple GSM based cell phone, just by sending SMS through his ...

Download "sms_call_gate.ino" Sketch from the repository and Upload it to Arduino. NOTE : Make sure to replace your number in code at line number 71. The number must be in international format. After ...

It is built around an Arduino Uno board (MOD1), GSM module SIM800L (MOD2), an ultrasonic sensor module (S1), and a few other components. Fig. 1: Circuit Diagram for Arduino based Sewer Drain Shield.

The circuit diagram of the smart switch for agricultural irrigation is shown in Fig. 2. As shown, the switch is constructed around a 50-watt solar panel, a solar charge controller, Arduino Uno board, ...