Modchip developers WiiC, has released a new product known as the Wiickeyboard. The Wiickeyboard is a PS/2 keyboard and mouse adapter for use with the Wii and GC. It should come in handy for software that supports such a device such as GC-Linux. More information is available at www.wiickeyboard.com.
Features
Wii and GC compatible (Game Controller Joybus)
PS/2 Keyboard and Mouse compatible
Works with wireless PS/2 Keyboards
Emulates GC Gamepad
Emulates GC Keyboard
Emulates other joybus devices
Supported by GC-Linux (both on GC and Wii)
User defined keymap presets (non volatile)
NES/SNES Gamepad support (requires custom cable)
Support DIY buttons or joystick
Use as "custom interface" with 5 user defined I/O pins
Use as Analog Digital Converter for GC-Linux or Homebrew
Use as Temperature sensor for GC-Linux or homebrew