This tutorial uses 2G (GSM) connection. I would be glad if it could be updated for 3G and 4G modules, it's a pity 😒 we have to be using 2G networks for projects in 2023. This tutorial assumes you are ...

After receiving given commands by Arduino through GSM, Arduino send signal to relays, to switch ON or OFF the home appliances using a relay driver. Circuit Components: Arduino UNO; GSM Module; ULN2003 ...

In this project, the author is going to construct a system using a Arduino Development board and GSM module. He connects a switch/sensor to the Arduino board along with the GSM module. The user ...

The code for interfacing PIR Sensor and GSM SIM900A Module with Arduino UNO. Created as an IoT mini-project for Semester 5, as mentioned in the University's curriculum. A wireless notice board built ...