YMD40 AIR40

A 40% ortholinear keyboard with per switch LED support and USB Type C.

• Keyboard Maintainer: The QMK Community
• Hardware Supported: YMD40 AIR40 PCB (ATmega32U4)
• Hardware Availability: ymdkey.com

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.