Hello, I am the author of UsendMii, a 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. Previously I have added the 3DS but unfortunately only up/down/left/right and A buttons can be used. Now with the New 3DS I have read on the Wiki (and...
Help mapping New 3DS buttons with HTML5 Gamepad API (using 3DS as a joystick on your PC)
Help mapping New 3DS buttons with HTML5 Gamepad API (using 3DS as a joystick on your PC)