ia92.zip - MQTT Utility for testing Publish and Subcribe Topic. To Run -> Double Click on wmqttSample.jar in "J2SE" Folder (ensure JDK is installed). WMQTT.zip - The library for Arduino to ...

GSM Module’s Rx and Tx pins are directly connected with Arduino’s pin D3 and D2 respectively (Ground of Arduino and GSM must be connected with each other). 4x4 keypad Row pins R1, R2, R3, R4 are ...

Fly Scale SIM900 GSM Module: GSM modules are fascinating to use especially when our project requires remote access.These modules could make all actions that our normal mobile phone could do, like ...

Cellular shields for the Arduino have been around for ages, but this is the first one we’ve seen that turns your Arduino into a proper cell phone. The shield is based around the SIM900 GSM/GP… ...

As Arduino Uno has an inbuilt 5V voltage regulator, a common 12V supply can be used for the whole system. It is built around two Arduino Uno boards (Board 1) and (Board 2), one SIM900 GSM module, ...

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 ...