The SHK9 is a tiny 3x3 macropad! Fully configurable with via.
Make example for this keyboard (after setting up your build environment):
make shk9:default
Flashing example for this keyboard:
make shk9:default:flash
To reset the board into bootloader mode, remove the pcb from the case buy removing keycaps, and unscrewing the 3 screws. Then (while plugged in) press the switch on the underside of the PCB for a few seconds. The board is now in bootloader mode.
See the build environment setup and the make instructions for more information. Brand new to QMK? Start with our Complete Newbs Guide.