ZMK Config — Sofle Choc Pro (60-key split)

Personal ZMK firmware configuration for a split Sofle Choc Pro keyboard with Swiss German (CH-DE) layout.

Hardware

• Keyboard: Sofle Choc Pro (4x6 + 5 thumb keys per half)
• Build targets: sofle_choc_pro_left and sofle_choc_pro_right
• Displays: sharp_mip
• Firmware: ZMK v0.3

Layers

#	Name	Description
0	ROOT	QWERTZ base layer
1	I3	i3 window manager shortcuts
2	SYSTEM	F-keys, Bluetooth, lighting, and Studio unlock
3	SYMBL	Symbols and navigation
4	NUM	Right-hand number overlay

Keymap Visualizer

An interactive HTML visualizer is auto-generated from the keymap source.

Live version: https://polaroidkidd.github.io/zmk-config/

To regenerate locally after editing config/sofle_choc_pro.keymap:

python3 generate.py

Building Firmware

Firmware is built automatically via GitHub Actions on push. The workflow produces .uf2 files for both halves which can be flashed by copying them to the nice!nano's USB mass storage device.

Repository Structure

config/
  sofle_choc_pro.keymap   # Keymap source of truth
  sofle_choc_pro.conf     # Runtime flags
  ch-de.h                 # Swiss German HID keycode definitions
  west.yml                # ZMK and module dependency pins
build.yaml                # GitHub Actions build matrix
generate.py               # Keymap → HTML visualizer generator