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 ...

Here, for demonstration, three different color LEDs (Red, Green and Blue ... we can use the low voltage output from the Arduino ports to control high voltage/current loads -the popular “12V LED strips ...

If you’re looking for a more entry-level Arduino LED cube this 4x4x4 project is just ... the cathodes are attached to the horizontal layers (green wires in the image below – bottom right ...

Keep it in the green and you have a nice, gentle volley going. Let it hit your red LED and you’ve lost a ... Inside the cool laser-cut box is an Arduino Uno and a 9V battery, plus a current ...

Both LED_BUILTIN and OUTPUT are #defines defined ... we define which three pins we want to use for red, yellow, and green on the Arduino. Instead of using defines, we assign the pin values each ...

Do this before you sew anything onto your sweater just to make sure the LED string will correctly fit the pattern you drew. Start with the end of the string so the Arduino ends up at the bottom of ...

Philips has released the lime green LEDs behind its ‘Hue’ colour tuneable LED replacement light bulbs. Some exceed 200 lm/W. Branded simply ‘Lime’, it is the newest addition to the firm’s portfolio of ...