Cardputer
Startup UI
Launcher

FN + LEFT and FN + RIGHT key cycle through the available applications.
Enter launches the selected application.
Setting

FN + LEFT and FN + RIGHT key cycle through the available applications.
Enter launches the selected application.
BtnA quits the application.
WLAN

FN + UP and FN + DOWN keys select the corresponding input box or button.
Enter performs the corresponding action.
BtnA quits the application.
Gerneral

The FN + UP and FN + DOWN keys select menus.
Enter set.
BtnA quits the application.
Develop

BtnA quits the application.
APP.RUN

FN + LEFT and FN + RIGHT keys select the corresponding execution action.
Enter runs main.py according to the corresponding action.
BtnA quits the application.
APP.LIST

FN + UP` and ``FN + DOWN key cycle through the available applications.
Enter key runs the application once.
A key runs the application always.
BtnA quits the application.