Put aside all of the projects that use an Arduino to blink ... microcontroller and has turned an Arduino Mega into a fully-functional home alarm system. The alarm can read RFID cards for ...

As a preview of his latest book, Arduino Project Handbook: 25 Practical Projects to Get You Started, Mark Geddes takes us through the project to create a simple laser trip wire alarm. You've probably ...

There’s a huge market for 433 MHz alarm system hardware out there ... From there, the code on the ESP can fire off using whatever API works for your purposes. In this case [Aaron] is using ...

Real Time Home Security System ... you can use any SIM900A modem (and ofcourse any Arduino Uno board) of your choice. Carefully read the modem documentation before construction to make the task sweet ...

Dejan Nedelkovski has built a stylish DIY touchscreen Arduino music player and alarm clock which has been created using a folded piece of sheet metal to provide a minimalist yet clean enclosure to ...