Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — either via Bluetooth or Wi-Fi with an ESP8266 ESP-01 module. With ...

TMRpcm.h (You need to install this library via the Library Manager in the Arduino IDE. The code initializes the SD card and sets up the audio output. The 'loop ...

Creating an Arduino Bluetooth control device with an HC-05 Bluetooth module enables control of lights or even relays to manage AC appliances wirelessly using an Android smartphone. Communication ...

In 2024, I decided I’d had enough of wasting money on Halloween animatronics that didn’t live up to their promises—breaking down, underperformed, or outright failing right out of the box. As an ...

I am still receiving many requests to post an Arduino Sound Machine project. I think now is the right time to prepare a primer for beginners. First, keep your expectations low, as I don’t have ...

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 ...

Android apps for Arduino Bluetooth Control. What are some of the best apps available? Zach Wendt and Jeremy S. Cook walk us through the stages of development, considering the advantages and ...

This DIY Bluetooth Speaker is a budget-friendly project that delivers clear wireless audio using affordable components. With the help of a DIY Bluetooth Speaker amplifier, the Bluetooth module sends ...