HC05 is basically a Bluetooth module which supports Serial Port Protocol (SPP) and is popularly used in many wireless applications. HC05 can be used to switch between master mode and slave mode and it ...

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 ...

Explore the often-overlooked busy pin feature of the MP3 player module (MP3-TF-16P or DFPlayer mini) in this comprehensive tutorail, ideal for hobbyists and Arduino enthusiasts. This third installment ...

Armed with a 3D printer, a handful of Arduino boards, and a mountain of enthusiasm, I dove into the world of digital electronics. My goal? To make this the last Halloween where I relied on someone ...

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 ...

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 ...

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 ...