BillPg] has been designing a fantasy 1980s-era home computer. As part of the exercise, he’s reevaluating all the assumptions that have grown organically over time in the small computer ...

Do you have several IR Remote controls but can never find the one you need? Do you (or that special person) want to put all of your AV equipment in a cabinet, or operate it from another room? If the ...

Code for driving HUB75-style RGB LED matrices, targeted at 32-bit MCUs using brute-force GPIO (that is, not relying on DMA or other specialized peripherals beyond a timer interrupt, goal being ...

This is a Arduino library for Freenove VK16K33 Lib. It can be used to control a VK16K33 driven LED lattice module consisting of two 8*8 LED lattice modules. It uses I2C or UART to communicate with ...

We come across Liquid Crystal Display (LCD) displays everywhere around us. Computers, calculators, television sets, mobile phones, and digital watches use some kind of display to display the time. An ...

In this digital age, we come across LCDs all around us from simple calculators to smartphones, computers and television sets, etc. The LCDs use liquid crystals to produce images or texts and are ...

With the rapid development of the automotive industry, how to save energy and reduce emissions has also become a concern. New electric vehicles have become the key to solving the problem. As the core ...

You can of course buy remotely controlled, Wi-Fi-connected multi-color lamps from several suppliers. Why would you want to build one yourself? Well, it can work out cheaper, you can customize it to ...

The first program anyone writes for a microcontroller is the blinking LED which involves toggling a general-purpose input/output (GPIO) on and off. Consequently, the same GPIO can be used to read ...