To use the SIM900 GSM module with an Arduino Uno, you first need to import the SoftwareSerial library and define a SoftwareSerial object for communication with the module.

Basically, to send SMS from NodeMCU or ESP8266 we have two options: The first option is using an external GSM module with an active SMS plan availed SIM card. We have already developed the project, ...

To use the SIM900 GSM module with an Arduino Uno, you first need to import the SoftwareSerial library and define a SoftwareSerial object for communication with the module.

In this video, the author is building an Arduino project, where if the connected switch is turned on, it would be sending an SMS on the user's smartphone.

This tasty proof-of-concept cellular sandwich is made by adding a Sim900 GSM/GPRS module, which communicates via UART, to the Pi/TFT hardware while using a piece of foam core board in the middle ...

Open Electronics has released an updated version of their GSM/GPRS shield for Arduino, with new hardware features designed to expand user customisation options and support a wide variety of ...

Learn how to build a WiFi-based fire and smoke alarm system using Arduino UNO R4 that sends real-time SMS notifications through the Circuit Digest API for emergencies, without requiring a GSM module.

DogFeeder is a mobile application developed on Android, the main objective is to control the feeding of dogs properly and healthy, through an electronic device that provides the ration of food that a ...