qmk-keychron-q3-colemak-dh/keyboards/durgod/k3x0

K3X0 = K310, K320, etc.

This K3X0 code is shared between both the ANSI and ISO variants of both the K310 full-sized 104/105-key and K320 TKL 87/88-key keyboards.

• Keyboard Maintainers: dkjer and tylert
• Hardware Supported: Durgod Taurus K310 or K320 board with STM32F070RBT6
• Hardware Availability: K310 https://www.durgod.com/page9?product_id=53&_l=en and K320 https://www.durgod.com/page9?product_id=47&_l=en

Instructions

Build

Instructions for building the K310 and K320 firmware can be found here:

• K310
• K320

Initial Flash

For first Flashing from initial Stock Firmware

1. Back up original Firmware Image:

• Unplug
• Short Boot0 to Vdd (See below)
• Plug In USB
• Make a Flash Image's Backup in case you wanted to restore the Keyboard to Stock's Image:

  • Using dfu-util:

    dfu-util --list
    dfu-util --alt 0 --dfuse-address 0x08000000 --upload ${OLD_STOCK_BIN}
    

2. Flash the QMK Firmware Image.

• Put board into Bootloader mode, using the same method as when backing up the original Firmware (above)
• Here are a few options for performing the initial Flash:

  • Using QMK Toolbox

  • Using dfu-util:

    dfu-util --alt 0 --dfuse-address 0x08000000 --download ${NEW_QMK_BIN}
    

You can short Boot0 to Vdd by shorting R21 to C27 on the sides closest to the processor, as shown:

Subsequent Flashing

For repeating Flashing you can use BootMagic:

• BootMagic Lite has been enabled with Assigned "Esc" key
• Unplug USB Cable
• Holding Esc Button
• Plug in USB Cable, Keyboard should be in ST-Bootloader state