From GameBrew - a wiki dedicated to Video Game Homebrew.
Checkmii is a button checker for the 3DS. You can use it to test the Circle Pad, touchscreen and buttons (with the exception of the HOME button) on your 3DS.
It run with ninjhax, ninjhax2, tubehax and ironhax.
Available as a 3DSX.
Copy the checkmii folder to the 3ds folder on your SD card then run with homebrew loader.
Checkmii v1.0 (darkrevol)
V1.0 alpha 2015/08/22
- First release.
Thanks to Smealum for ctrulib and the exploits.