So, if you want to regulate LED brightness linearly to your eye, it requires some clever thoughts and adaptations. First, upload the following PWM sketch to your Arduino Uno r3/Nano v3 and connect a ...

If you’re looking for a more entry-level Arduino LED cube this 4x4x4 project is just the thing. ... (green wires in the image below – bottom right – shown passing through NPN transistors).

Here is an Arduino based circuit with three independent pulse width modulated (PWM) channels to fulfil your requirements! Just follow the schematic diagram to complete the construction, and use any ...

message on the LCD, and turn a green LED on. Afterward, it will clear the screen, turn on a red LED, and display a "Short break!" message with a count-up timer for five minutes.

Keep it in the green and you have a nice, gentle volley going. ... Hi Kristina, My name is Marvin, and I was inspired to build a project based on your 1D LED pong, Arduino-style project.

1 string of 50 addressable RGB LED lights; 1 Arduino; 1 micro-USB cable; 1 9-volt battery holder with a switch; 1 9-volt battery; 1 set of three-pin JST SM Plug and Receptacle Cable Set; ...

Adding to the ever growing list of Ardunio watches being created a new LED Arduino watch has been created that is powered by a supercapacitor.. The watch has been featured over on the Hack A Day ...