If you need help connecting the SIM900 to the arduino you can check out this tutorial: Guide to SIM900 GSM GPRS Shield with Arduino Here's the connection diagram anyway. From my experience, the second ...

This project enables GSM-based communication using an Arduino and a GSM module. The system can make calls, send SMS, receive calls, and check signal strength and battery level.

Working Explanation In this project, Arduino is used for controlling whole the process. Here we have used GSM wireless communication for controlling home appliances. We send some commands like ...

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 ...

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 ...

This paper introduces the design and prototype of a new home automation system that utilizes GSM technology as the network infrastructure to connect its components. The proposed system is composed of ...

There is growing interest in new techniques for producing power from waste materials because of the rising demand for electricity on a global scale as well as the urgent need to decrease waste and ...

Smart Switch for Agriculture Irrigation – Circuit and Working The circuit diagram of the smart switch for agricultural irrigation is shown in Fig. 2. As shown, the switch is constructed around a ...

It's backing a new version of the GSM/GPRS Shield add-on (shown here) by offering both the expected machine-to-machine SIMs for the cellular connection as well as freshly added remote control of ...