#Contra

Contra is a low cost 40% keyboard.

• Keyboard Maintainer: The QMK Community
• Hardware Supported: Contra
• Hardware Availability: PCB sold by various vendors

Make example for this keyboard (after setting up your build environment):

make contra:default

See the build environment setup and the make instructions for more information. Brand new to QMK? Start with our Complete Newbs Guide.

#Bootloader

Enter the bootloader in 3 ways:

• Keycode in layout: Press the key mapped to QK_BOOT if it is configured.
• Physical reset button: Briefly press the reset button soldered on the PCB.
• Bootmagic reset: Hold down the top left key and plug in the controller.