This github includes the complete circuit & code for Interfacing Bluetooth Module & GSM Module with single Arduino using Software Serial ...

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An interfacing intrusion-detector unit is also connected to the microcontroller-based security system. ... arduino gsm security alarm. ... // RX and TX pins to communicate with GSM module #define ...

An Arduino is equipped with a piezo sensor to detect impact, and a GSM shield takes care of the texting. It’s an interesting concept, similar to requiring police officers to wear body cameras.

An interfacing digital blood pressure meter with arduino-GSM module for real-time monitoring Abstract: Heart health is one of the parameters of one's health condition. Besides using the ECG machine, ...

1) about sim900 GSM module 2)interfacing with 8051 Microcontroller 3)Some AT commands 4)embedded c programming for GSM link 5)embedded c programming for SMS… ...