The following is the QMK Firmware for the Mechanical Keyboards, LLC MK61-RGB-ANSI PCB.
Make example for this keyboard (after setting up your build environment):
make fjlabs/mk61-rgb-ansi:default
See the build environment setup and the make instructions for more information. Brand new to QMK? Start with our Complete Newbs Guide. You can enter the bootloader by pressing the reset button on the back of the PCB.