Discover how to build a real-time event notification system by integrating NodeMCU (Arduino) with Google Firebase and Laravel ...

Running out of GPIO pins? Learn how to connect multiple buttons to just one Arduino pin using clever wiring and resistor techniques. Perfect for compact projects, keyboards, or when using small ...

Learn how to build a GPS tracker using Arduino UNO, SIM800L GSM module, and NEO-6M GPS with GeoLinker. This DIY project offers real-time location tracking, historical ...

Due to the wide range of applications and the effectiveness of human computer recognition, hand gesture recognition systems have drawn a lot of interest in recent years. Computer functions can be ...

Arduino is used for controlling the light at the transmitter side. At the receiver, the photodiode or Light-Dependent Resistor (LDR) changes over the received data into original information. A working ...