Here, D11-D10-D9 pins of Arduino is used to drive the Red, Green, Blue Anodes of the common-cathode RGB LED (L1) through independent 270 Ohm current limiting resistors (R1-R3). Common cathode of the ...

This obviously is not the first of its kind, but [Jose] does offer up a new technique using addressable RGB LEDs. [Jose] decided to use 20 WS2812B RGB LEDs, which if you haven’t seen before, are ...

Posted in Arduino Hacks Tagged arduino, arduino pro mini, candle, lighting, neopixel, neopixel ring, RGB LED, ws2812b Post navigation ← Retrotechtacular: There’s More Than One Way To Escape A ...

Hey there! In this project, I’m going to show you how to control an RGB LED using push buttons. With just a few presses of the buttons, I can adjust the brightness of each color (Red, Green, and Blue) ...

Converts HSV to RGB using Arduino code. Controls an RGB LED connected to Arduino pins (typically pins 9, 10, and 11) through PWM to display the color. Includes resistor connections to protect the LED.

Here we describe an open-source Arduino RGB LED photometer that can be 3D printed and contains an educational interface written in Python for use in chemistry laboratories. ... Table 2 shows the ...

Arduino RGB Matrix Shield 10:07 am June 21, 2018 By Julian Horsey Adafruit has this week announced the arrival of the new Arduino RGB Matrix Shield which is now available to purchase priced at $5.95.

While we’ve seen many Raspberry Pi enclosures made out of LEGO in the past, this Portal-themed build with RGB lighting deserves a special nod. We spoke to the creator of this build, Instagram ...

A Tech Enthusiast has shared his new open-source project, the 9x9x9 LED Cube, which takes 3D visualization to the next level with its modular design and interactive features. This cube consists of 729 ...

Guadagnini et al. built a photometer consisting of a red LED (wavelength 620 nm), a BH1750 sensor, controlled by an Arduino NANO, showing applications for absorbance measurements in CuSO 4. dos Santos ...