A 4x5 keyboard with rotary encoder, QWIIC connector, and header pinouts for easy access to all pins on the Proton C. This keyboard was built for QMK exploration big and small. What will you discover next?
Make example for this keyboard (after setting up your build environment):
`make ckeys/thedora:default`
See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](Complete Newbs Guide).
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## Slides
Slides can be found at: https://ckeys.org/slides/exboard/
## Case Design
The acrylic laser cutter file is coming soon!
## PCB Design
All cKeys PCBs are open source. However, this one has not been posted yet because it needs to be cleaned up a bit! Coming soon!
## Firmware
If you want to reflash the pre-installed firmware, use the `.bin` file for Proton C. Flash with the QMK Toolbox or via the command line.
You will begin seeing output of the host searching for the bootloader device, `ERROR: Bootloader not found. Trying again in 5s.`
**Enter DFU-Bootloader Mode:**
Reset the controller. Press [ADMIN](https://ckeys.org/slides/exboard/assets/player/keynotedhtmlplayer#21) + [RESET](https://ckeys.org/slides/exboard/assets/player/keynotedhtmlplayer#25) or, if accessible, press the reset button on the Proton C microcontroller.