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 RS-232, or Recommended Standard 232, is a serial communication protocol introduced in 1960 by the now-defunct Electronic Industries Association (EIA). If you're of a certain age and grew up with ...

iPad Air 2 (MGL12FD/A9 - iOS 13.3.1 yes (Assistive Touch) yes (Text input & accessible switch interface) iPad Air 2 (MGL12FD/A9 - iOS 13.5.1 yes (Assistive Touch) yes (Text input & accessible switch ...

We may receive a commission on purchases made from links. Universal Serial Bus or USB ports are a relatively recent inclusion in cars, considering the long history of automobiles. It was only after ...

If you haven’t read the previous posts, I would recommend them as a primer to the devices, BLE and what we’re doing. In part one, we made a low-cost key finder beep by capturing and replaying BLE ...

USB (Universal Serial Bus) cables are everywhere, with the type-C gaining . If you’ve ever needed to fast charge anything, from smartphones to tablets, to cameras and even newer laptops, you’ve likely ...

Waveshare has recently introduced the Serial Bus Servo Driver HAT (A) ESP32-powered servo motor controller for the Raspberry Pi designed to drive up to 253 serial servos simultaneously. The servos can ...

The featured image can be confusing and elitist for newcomers, so I wrote an overview of various sources to provide a better orientation and share my experience. I disapprove of using modified ...

SOCORAD32, aka ESP32 Software Controlled Radio, is a hackable, open-source hardware ESP32-based amateur radio board for walkie-talkie and data communication applications. The board comes with an ESP32 ...