# GMMK TKL Mechanical Keyboard Hardware Supported: SN32F268 Revisions rev1: IS31FL3731 , NOT SUPPORTED, red led color only rev2: VS12L03A (I2C), SN before SNSS12116xxxxx rev3: VS12L17A (SPI), SN equal or after SNSS12116xxxxx Make example for this keyboard (after setting up your build environment): to build ANSI keymap: (87 keys) make gmmk/tkl:default make gmmk/tkl/rev2:default make gmmk/tkl/rev3:default to build ISO keymap: (88 keys) make gmmk/tkl:iso make gmmk/tkl/rev2:iso make gmmk/tkl/rev3:iso to build VIA: make gmmk/tkl/rev2:via make gmmk/tkl/rev3:via For VIA + OpenRGB, https://github.com/gloryhzw/qmk_tool/wiki/VIA-OpenRGB-for-GMMK 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](https://docs.qmk.fm/#/newbs).