The fingerprint-readout function is widely used in high-tech devices such as notebooks, advanced keyboards, and automated ...

It may seem unbelievable, but in the midst of the microcontroller era, taper battery chargers are still on the market. They ...

The success and popularity of Raspberry Pi boards is certainly well-deserved, but over time many users have noticed and complained about the lack of a power button.

This is a hardware design for a an M.2 22x42 B-keyed LPT: parallel port based on the CH382L chip. Although USB-to-LPT printer adapters are widely available they do not provide an actual Windows LPTx: ...

Welcome to my tutorial on building what might be the world’s smallest RGB LED Cube! In this project, I’ll walk you through the entire process of designing and assembling an ultra-compact LED cube, ...

Simple project to memorize color sequence. The purpose of this project was to teach my son some simple electronics and SW program under Python. I wanted to find a simple project, funny to use, to let ...

E-Ink display is very attractive for low consumption project, as long as refresh time is not high. For another under going project (based on harvest energy), I wanted to have multichannel voltmeter, ...