Non-official firmware for custom Korean keyboard with 60% key layout made by Duck. Group buy was run November 2016 via geekhack with 100 keyboards total. Newest version is the Eagle/Viper V2.

Keyboard Maintainer: MechMerlin
Hardware Supported: Duck Eagle/Viper PCB Ver 2.0, Atmega32u4
Hardware Availability: Wait until GB of the next revision

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

make duck/eagle_viper/v2:default

Reset Key: To put the Eagle/Viper V2 into reset, hold caps lock key (K2A) while plugging in.

See the build environment setup and the make instructions for more information. Brand new to QMK? Start with our Complete Newbs Guide.

Hardware Notes

The Duck Eagle/Viper V2 PCB consists of:

Microchips

2 74HC237D 3-to-8 line decoders 1 Atmega32u4 microcontroller 2 WS2811 LED controller

Notes

Thanks to Ralf Schmitt for previous implementations in his TMK fork and few helping words.

Based heavily on Rasmus Schults Duck Lightsaver QMK Port

Special thanks to profanum429 for debugging help and contributions to support the Viper and LED indicators.