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Revision as of 22:30, 13 October 2014 by Crayon (talk | contribs) (Added 0.2.1 information)
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UsendMii is a Windows (32-bit and 64-bit) and Mac OS X software that will let use your Wii U GamePad on your computer. UsendMii will also allow you to view MP4 videos from your PC on the Wii U GamePad and your TV.

UsendMii screenshot


How To Use

PC Inputs

  • Choose an available port for the web server. By default port 80 is used.
  • Map the GamePad buttons to the wanted keys.
    • Left-click on the button to detect the input (keyboard or mouse).
    • Right-click on the button to show a pop-up menu. The Clear, vJoy, Detect and Mouse option could be used to set a key.
  • Click on the Start button.
  • Open the Wii U Internet Browser and use the URL shown in UsendMii (URL to use in the Wii U Internet Browser).
  • In the menu tap on the PC Inputs button.
  • You may need to click on the Refresh button each time UsendMii starts.


  • Use the same steps as above.
  • Choose a Media Folder where MP4 videos are stored.
  • Tap on the Video button or add /video to the URL used above.
  • On the Wii U GamePad click on the video you want to view.


  • Use the same steps as above.
  • Choose a Media Folder where to upload a screenshot.
  • Tap on the Image button or add /image to the URL used above.
  • Click the Browse button.
  • Pick the image to save. The one on the TV or the one on the Wii U GamePad.
  • Click the Send button.
  • A new JPG file should now be available in your Media Folder.

vJoy (virtual joystick for Windows)

  • Download vJoy from the Official Site.
  • Execute the installer.
  • Before launching UsendMii Configure the vJoy Device. UsendMii will pick the first device that is available. Only buttons and axes (X, Y, Z, Rx, Ry and Rz) are supported.
  • Launch UsendMii and Calibrate the vJoy Device in the Game Controllers (joy.cpl) Properties.
  • Configure your games to use the proper vJoy Device.

How Does It Work

  • UsendMii is a HTTP server that delivers Web content to the Wii U Internet Browser software.
  • The Internet Browser uses specialized JavaScript to obtain button states of the GamePad.
  • The button states are converted to JSON and sent to UsendMii using WebSocket protocol. POST request are used for version before 4.0.0
  • When received, UsendMii will simulate keystrokes, mouse motions, or button clicks.



  • Fixed key mapping on Mac OS X.
  • HOME button value was not loaded from XML files and it was impossible to map it.


  • Screen Mapping.
  • HTML menu.
  • Increased application loading time on Windows 7.


  • Increased UsendMii performance with Wii U update 4.0.0.
  • Image viewer and Wii U screenshot downloader.


  • Touch screen was not working.
  • Key mapping was not working in Windows.


  • Mac OS X version is now available (some functionalities are missing).
  • Key mapping could be saved and loaded from XML files.
  • Added touch screen (Left, Right, Up and Down).


  • Seeking an MP4 video is now working.
  • Added support for mouse wheel, mouse X buttons and vJoy (virtual joystick).


  • Viewing MP4 video from a folder on your PC is now possible.
  • Stick could be used for moving the cursor.
  • Now using XMLHttpRequest instead of jQuery.


  • Mouse buttons could be simulated.
  • Input could be used when the touch screen is touched.


  • Better key mapping
  • Key names are always in English


  • Original version


  • Crayon: code
  • ketufe: ideas and testing
  • vashgs: original concept