Bring your postwar Lionel trains into the modern era with DIY Bluetooth control using Arduino. A fun and powerful upgrade for your layout. #Arduino #LionelTrains #DIY ...

The RGB LED-based Samsung R95H delivers the widest color range I’ve ever measured, but brightness, bloom, and off-angle ...

It’s the evening before publication, and a pair of Hackaday writers convene to record the week’s podcast. This week Elliot Williams is joined by Jenny List, and it’s a bumper ...

Well, this might just be a Hackaday first. Certainly not the circuit sculpture part, nor the wearable aspect, but the ...

Minimal build, maximum payoff.

This project involves using an Arduino to measure distances using an ultrasonic sensor and controlling a buzzer and LED based on the measured distance. The provided Arduino code performs the following ...

This library allows you to make the ESP32 act as a Bluetooth Keyboard and control what it does. The BleKeyboard interface is almost identical to the Keyboard ...

Bluetooth technology is widely used for various purposes such as wireless audio streaming, hands-free calling, and file sharing. Among these, Bluetooth file transfer is one of the most common uses of ...