ZMK Firmware for Cornechon

This is a repository for a ZMK Firmware for Cornechon keyboard.

Keymap

FAQ

How to change the keymap?

1. Fork this repository.
2. Enable Github Actions for your repository.

You have two options on how to configure your desired keymap:

Option 1. Keymap Editor

1. Open Keymap Editor.
2. Connect it to your Github account and give an access to your repository to Keymap Editor's app.
3. Make changes to your keymap and press Save - it will trigger software build. Wait for it to complete.
4. Grab the firmware.zip archive.

Option 2. Manual

1. Make changes to the cornechon.keymap file using your favorite text editor.
2. Commit changes to your repository.
3. Go to Actions tab in your Github repository, locate the latest build and wait for it to complete.
4. Grab the firmware.zip archive

About firmware

If you use dongle

If you use nice!nano controller for dongle, load cornechon_central_dongle-nice_nano-zmk.uf2.

If you use xiao for dongle, load cornechon_central_dongle-xiao_ble-zmk.uf2.

Also, if you use dongle load "peripheral" uf2 for left and right parts.

If you don't use dongle

Load cornechon_central_left-nice_nano-zmk.uf2 on the left part and cornechon_peripheral_right-nice_nano-zmk.uf2 for the right part.

How to flash the keyboard?

1. Obtain firmware.zip
2. Unzip firmware.zip
3. Turn off the power for selected halve (move slider to position OFF)
4. Connect selected halve to the PC via USB-C cable
5. Press RESET button twice to enter DFU mode - you should see new USB device in your file manager
6. Copy the corresponding firmware to the root directory of the new USB device
7. Disconnect selected halve from the PC
8. Repeat steps 3-7 for the other halve

How to pair halves?

1. Turn off the power for both halves (move slider to position OFF)
2. Turn on the power for both halves (move slider to position ON)
3. Press RESET button once on both halves simultaneously

Problems

I'm getting File Transfer Error after copying firmware to the keyboard

It's OK. Proof: https://zmk.dev/docs/troubleshooting#file-transfer-error