This is a simple 0 to 9 counter circuit constructed using Arduino! Here, a common cathode 7-segment LED display is connected to Arduino for displaying the digits. The code (Arduino sketch) allows push ...

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 ...

Instead of the relative horror of driving 40 LEDs with a single Arduino ... face plate of the speedometer. We’re sure once he gets the neutral, high-beam, and warning indicators working with the ...

Using and customizing the display is easy, with a specially written Arduino library and a dozen pre-made examples. Maker LED display also has Wi-Fi so it can connect to the internet to retrieve ...