A 40% ortholinear keyboard with per switch LED support and USB Type C.
Make example for this keyboard (after setting up your build environment):
make ymdk/ymd40/air40:default
Flashing example for this keyboard:
make ymdk/ymd40/air40:default:flash
To reset the board into bootloader mode, hold the key at the top left of the keyboard while connecting the USB cable (also erases persistent settings).
See the build environment setup and the make instructions for more information. Brand new to QMK? Start with our Complete Newbs Guide.