Tired of building the same old Arduino projects like blinking LEDs, temperature monitors, and line-following robots? Now it’s ...

Testing for failure with a multimeter is only partially effective, whereas a dedicated optocoupler testing circuit provides clear results in just seconds. For related tutorials and step-by-step build ...

In this video I've created a device that can notify in real time about events that happen on a website. The project uses NodeMCU board and a buzzer to produce sound as alert. The board is programmed ...

Learn how to make a DIY tattoo machine from a regular battery with simple steps that let you experiment safely and create your own tattoo designs at home while understanding the mechanics of a basic t ...

Abstract: Battery management systems (BMS) are widely used for proper protection and utilization of battery systems. In this paper, a modular BMS circuit is proposed for the design of modular battery ...

Abstract: Electric vehicles (EVs) work on electric power supplied by portable energy storage devices such as batteries. This paper proposed a battery charging system with overcharging protection using ...

This section provides the wiring guide for connecting a 2.8inch TFT display based on ILI9341 to an ESP32 development board. The table below outlines the pin connections for the display and touch ...