Arduino and Gsm based laser security system using sim900A / sim9…
This is a very detailed tutorial on How to make your own gsm based laser security system using sim900A gsm module. The same tutorial is also available in English. In this Project the Arduino uno will be used. We will be making our own ldr circuit to monitor the laser and then the gsm module will be used to send a message to the owner. if you have any suggestion let me know a comment.
if you have any questions regarding this project or any other project let me know in a comment so that i can make a tutorial for you.
In this tutorial we will be covering the components details, gsm module pinouts, circuit diagram, programming and testing.
This project can be easily modified into most advanced security systems.
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Tags: gsm components