CHAPTER 24
Nunchuk-Mouse
This chapter’s project is about attaching the Nintendo Wii Nunchuk to the Raspberry Pi. The Nunchuk has two buttons; an X-Y joystick; and an X, Y, and Z accelerometer. The sensor data is communicated through the I2C bus. Let’s have some fun using a Nunchuk as a pointing device for the X Window System desktop.
Project Overview
The challenge before us breaks down into two overall categories:
- The I2C data communication details of the Nunchuk device
- Inserting the sensed data into the X Window System desktop event queue
Since you’ve mastered I2C communications in other parts of this book, we’ll focus more on the Nunchuk technical ...
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