The BlinkLED example code shows how to blink one or more LEDs. There are multiple versions of the code, showing better and better ways to write the code to make it more readable, maintainable, and ...

Now lets see if the hardware is connected right by uploading the code: #include <Adafruit_NeoPixel.h> #define PIN 2 // Here is where the LED is connected to the Arduino UNO #define NUMPIXELS 10 // ...

This is an easy tutorial showing how you can control the brightness of an LED or adjust the speed of a DC fan using Arduino Board, a small BC547 transistor and a potentiometer. In my example the whole ...

In this step-by-step tutorial, we're diving into the world of electronics and microcontrollers to create a personalized 8 by 8 LED matrix that can be controlled using an Arduino board In this ...