The PCA9685 is an I2C-bus controlled 16-channel LED controller optimized for Red/Green/Blue/Amber (RGBA) color backlighting applications.

Using only two pins, control 16 free-running PWM outputs! You can even chain up 62 breakouts to control up to 992 PWM outputs (which we would really like to see since it would be glorious) It's an …

Learn how to use the PCA9685 PWM controller with Arduino to easily control LEDs and servos. Learn how to configure it and see code examples.

View PCA9685 by Adafruit Industries LLC datasheet for technical specifications, dimensions and more at DigiKey.

Jan 20, 2026 · Learn to control multiple servo motors with a PCA9685 module and Arduino including wiring, library installation, example code and code explanation.

Aug 22, 2019 · The PCA9685 is a 16-channel I2C-bus controlled LED controller optimized for Red/Green/Blue/Amber (RGBA) color backlighting applications. Each LED output has individual 12 …

Learn how to use the PCA9685 with detailed documentation, including pinouts, usage guides, and example projects. Perfect for students, hobbyists, and developers integrating the PCA9685 into their …

Oct 16, 2012 · Driving servo motors with the Arduino Servo library is pretty easy, but each one consumes a precious pin - not to mention some Arduino processing power. The Adafruit 16-Channel …

Our step-by-step guide on using the PCA9685 16-channel PWM/Servo Driver with Arduino! In this tutorial, we focus on how to control multiple servo motors efficiently.

The PCA9685 is a 16-channel, 12-bit PWM controller from NXP, widely used to control servos, LEDs, and other PWM devices. It communicates over I²C and works with popular microcontrollers including …