The RGB LED module lets you make all sorts of colors with just four pins from the Arduino. Learn how to do it here!

8x8 LED Matrix modules are now widely available, and fortunately they are easy to use with our favorite Arduino microcontroller. 8x8 LED Matrix module ...

Animate multiple 24 VDC LED garlands with flashing and variable brightness (13 different parameters) with one Arduino Nano multi-tasking with FreeRTOS.

LedControl is an Arduino library for MAX7219 and MAX7221 Led display drivers. The code also works with the Teensy (3.1) Modified by Jack Zimmermann for supporting hardware SPI using the predefined ...

In this article, we discussed the hall effect sensor module, its working, pinout, types, and also how to use it with Arduino. Here you can find Circuit Diagram, Complete Arduino Code, and a ...

An Arduino hourglass project is a fun and educational project that involves creating a digital hourglass timer using an Arduino microcontroller and some simple electronic components.

Recently, we published an entry-level Arduino project with a single seven-segment LED display. Although it’s an amazing DIY project, we noted that most of the readers are looking for more advanced ...

Use SPI for talking to WS2812(B)-type addressable RGB LEDs (a.k.a. NeoPixels) and control 25% more LEDs while freeing up MCU resources at the same time.

I was wondering if the issues with SPI contention are still a problem for this library with the MKR WAN 1310, both for the external flash storage and other SPI devices. I'd like to use the external ...