Rev 1

A 40% hotswap ortholinear RGB keyboard from KP Republic.

• Revision 1: "daughterboard"
• Keyboard Maintainer: Var
• Hardware Supported: CSTC40 rev1
• STM32F402RCT6 MCU with IS31FL3733 LED driver and using stm32-dfu bootloader. Uses a separate daughterboard for USB connection.
• Hardware Availability: kprepublic.com

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

make kprepublic/cstc40/rev1:default

Flashing example for this keyboard:

make kprepublic/cstc40/rev1:default:flash

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:

• Bootmagic reset: Hold down the key at (0,0) in the matrix (usually the top left key or Escape) and plug in the keyboard
• Physical reset button: Briefly press the button on the back of the PCB - some may have pads you must short instead
• Keycode in layout: Press the key mapped to QK_BOOT if it is available