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Adafruit Wii Nunchuck Breakout Adapter - Qwiic / STEMMA QT

62 units available with a short lead time.

Express post shipping available (product has a short lead time)

Turn a Wii Nunchuck into a versatile I2C controller for your next project with the Adafruit Wii Nunchuck Breakout Adapter. It fits snugly into the Wii connector and handles level shifting and power regulation, so you can use the controller with any 3.3V or 5V microcontroller.

The Wii Nunchuck communicates over I2C at address 0x52, giving you access to an X-Y joystick, two buttons, and a 3-axis accelerometer — all in one compact, hand-held package. Libraries are available for both Arduino and CircuitPython for quick integration.

Key Features

  • Snug, Secure Connection – Extra-thick 2.0 mm PCB with grabber-notch cutouts to prevent rattling or disconnection
  • STEMMA QT / Qwiic Compatible – Plug-and-play I2C connection via JST SH connectors (cable not included)
  • 3.3V & 5V Compatible – Onboard level shifting and regulation for Arduino, Feather, Raspberry Pi, and more
  • Joystick + Buttons + Accelerometer – Access all Nunchuck inputs over a single I2C connection
  • Breadboard Friendly – Standard header breakout for traditional wiring

Ideal For

  • Robot and rover remote control
  • Game controllers for custom builds
  • Motion-sensing input devices
  • Quick prototyping with an ergonomic controller

Package Contents

  • 1× Adafruit Wii Nunchuck Breakout Adapter (STEMMA QT / Qwiic)
Note: Wii Nunchuck controller and STEMMA QT cable are sold separately.

Resources

The Adafruit Wii Nunchuck Breakout Adapter - Qwiic / STEMMA QT appears in the following collections:

SKU AF-4836