I was almost convinced my Bluetooth adapter was failing.

I've tested dozens of wireless portable party speakers. Here are my current top picks that can play loud and power your next ...

With the BlueDisplay library you create the GUI for your application, e.g. Graphics, Text, Buttons, Sliders and Charts on the Arduino itself. No Android programming required! The Arduino is connected ...

The ESP32 keeps finding new jobs in my house.

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 ...

The durable Arduino Opta micro PLC enables industrial and building automation. It integrates with existing machines, devices, and the modular Arduino ecosystem – from sensor modules to SOMs and ...

The Arduino-controlled Drawing Robot is a low-cost pen plotter that can be used to make small drawings on a piece of paper. It is based on an Arduino Nano board with a Bluetooth extension module, ...

When comparing the Raspberry Pi and Arduino, it's no secret that the Pi is undoubtedly the more powerful board. It is, after all, a single-board computer (SBC) that can run a fully functional ...

For years, there has been a clear distinction between the Arduino and Raspberry Pi boards. There are some things the Arduino can do that the Raspberry Pi can't, and vice versa. When you think of ...

Hello, I’m excited to review the ESP32 display modules and HMI touchscreens from Elecrow with sizes ranging from 2.4 to 7.0 inches. For this review, Elecrow kindly provided me with both 3.5-inch and 7 ...