This library has been made to easily interface and use the Nintendo Wii NunChuck with an Arduino or chipKit.
Download:
WiiChuck.zip (Filesize is 348.29 KiB. Downloaded 3429 times)
A demo showcasing most of the functions is included in the download. This is a multi-platform library that will work with several different development board types.
Nice to know:
This library will default to I2C Fast Mode (400 KHz) when using the hardware I2C interface.