qmk_firmware/keyboards/smithrune/iron165r2/f411/keyboard.json

{
    "build": {
        "lto": false
    },
    "features": {
        "backlight": true,
        "bootmagic": true,
        "command": true,
        "extrakey": true,
        "mousekey": false,
        "nkro": true,
        "rgblight": true
    },
    "qmk": {
        "locking": {
            "enabled": true,
            "resync": true
        }
    },
    "eeprom": {
        "driver": "i2c"
    },
    "backlight": {
        "pin": "A6",
        "levels": 20,
        "breathing": true
    },
    "rgblight": {
        "led_count": 22,
        "animations": {
            "breathing": true,
            "rainbow_mood": true,
            "rainbow_swirl": true,
            "snake": true,
            "knight": true,
            "christmas": true,
            "static_gradient": true,
            "rgb_test": true,
            "alternating": true,
            "twinkle": true
        },
        "default": {
            "val": 0
        }
    },
    "ws2812": {
        "pin": "B15",
        "driver": "pwm"
    },
    "processor": "STM32F411",
    "bootloader": "stm32-dfu"
}