The ESP32 keeps finding new jobs in my house.

We may receive a commission on purchases made from links. If you have an interest in electronics and have been hanging around DIY tech forums for a while now, chances are you already know what an ...

My son started playing competitive tennis at eight. What I didn't expect was that following his matches would be the hard part. At local courts and junior tournaments, scoreboards are surprisingly ...

Abstract: This paper presents the development of a soil moisture monitoring system using an Arduino Uno microcontroller for real-time soil moisture feedback. The system is designed for agricultural, ...

A library for driving LiquidCrystal displays (LCD) by using the I2C bus and an PCF8574 I2C adapter. There are modules that can be soldered or stacked to the display that offers an I2C interface for ...

If you have a keen interest in electronics or are a do-it-yourself enthusiast, you absolutely need to have a few tools and accessories at your disposal at all times. One of them is a soldering iron.

The PicoCalc is a new handheld with a retro design. At first glance it looks more like a graphing calculator than a modern handheld device. But it sports a QWERTY keyboard, a 4 inch display, and a ...

Abstract: In an effort to address the challenges of menstrual hygiene management in developing countries, a portable sanitary pad vending machine was developed. The vending machine is powered by an ...