This base keyboard has SX83099 IC causes some problems. I needed QMK as an alternative, especially since the controller freezes when the backlight is off.
Make example for this keyboard (after setting up your build environment):
make handwired/ziyoulang_k3_mod:default
Flashing example for this keyboard:
make handwired/ziyoulang_k3_mod:default:flash
See the build environment setup and the make instructions for more information. Brand new to QMK? Start with our Complete Newbs Guide.
Enter the bootloader in 2 ways:
QK_BOOT
if it is available