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GMMK1 QMK support matrix

Model rev1 rev2 rev3 rev4
Full ❌ ✅ ✅ ❌
TKL ❌ ✅ ✅ ❌
Compact ❌ ✅ ✅ ❌

[GMMK1] Revisions

  • rev1: IS31FL3731 , NOT SUPPORTED, red led color only

  • rev2: VS11K13A + VS12L03A (I2C), SN before SNSS12116xxxxx

  • rev3: VS11K13A + VS12L17A (SPI), SN equal or after SNSS12116xxxxx

  • rev4: VS11K28A + VS12L17A (SPI), NOT SUPPORTED (28A = CH555, a 8051 chip) <<<=== DONT BUY REV4

    • RULE OF THUMB: purchased from glorious website since 2021 November = REV4
      • rev4 SNs since 2021/Nov: SNSS121360
      • It looks like all GMMKs from official website are now rev4 and lots of quality issues reported in reddit...

  • SN decode rule (not verified)

    • ex: SNSS12xwwzzzzz (NEW batches, REV2 or REV3, try REV2 first)
      • x: 1: 2021
      • ww: week num
      • zzzzz: id or something
    • ex: SN201909zzzzzz (OLD batches, REV2 for sure)
      • 2019 year
      • 09 week

[GMMK 2] WestBerry STM32 pin-2-pin and official QMK support, will be a monster if the spec is right.

[QMK Newbie Guide]

2 ways to customize keymap

  1. [NO FW BUILDING, recommended] Use VIA enabled FW (https://github.com/gloryhzw/qmk_tool/wiki/VIA-OpenRGB-for-GMMK)
  2. [FW BUILDING] Modify the keymap and build your own QMK FW. Follow step 2 at https://github.com/CanUnesi/QMK-on-K6#readme