How to send a GET and POST request with AT commands using the SIM900 GSM/GPRS module and the Arduino UNO. This is useful for retrieving data from the Web and sending data to a web server for Internet ...

The SIM900 Arduino Shield Library is a versatile and powerful Arduino library for interfacing with the SIM900 GSM/GPRS module. This library provides a wide range of functionalities for working with ...

Abstract: System based on CORTEX M3 core board and high performance industrial GSM/GPRS module SIM900A as the core of design, design a kind of automatic SMS alarm smoke gas detection system. The core ...

A GSM module or a GPRS module is a chip or circuit that use to establish communication between a mobile device or a computing machine and a GSM or GPRS system. What are we going to discuss here? > ...