A real-time tracking device will be implemented using an ESP32 and an A9G gps-gsm module, through C programming for the esp32 implementing the Arduino IDE, while the a9g module will receive its ...

Useful AT Command List for A9G GSM/GPS Module. If you are using the A9G GSM and GPS module for the first time. You must need the AT command list to check out all the functionalities that the module ...

I bought this module for tests and at the beginning everything was fine : network connection, gps data etc. After two days of tests I lost connection with modem. I can't get any response on AT ...

The GSM/GPRS module demonstrates the use of AT commands. They can feature all the functionalities of a mobile phone through a computer like making and receiving calls, SMS, MMS, etc. ... World’s ...

The HC-05, a Bluetooth to serial bridge, can be found for around $5 on the internet and therefore may be the cheapest way to add Bluetooth connectivity to your project. However, its default setting… ...

The software development uses Arduino source code, GSM module AT commands, and the GPS protocol command. The system is controlled by the user with the use of text messages. The system uses the ...