A 6-switch key tester macropad built by nullbits. More info at nullbits.co
Note: If you are seeing issues with MacOS and keyboard hangs after sleep, make sure NO_USB_STARTUP_CHECK = yes
is set in your rules.mk.
In order to enter the bootloader, hold switch #6 while plugging in the USB cable. The LED will stay on to indicate that it's in DFU mode.
Flashing example for this keyboard:
make nullbitsco/scramble:default
See the build environment setup and the make instructions for more information. Brand new to QMK? Start with our Complete Newbs Guide.