qmk_firmware/data/schemas/keyboard.jsonschema

{
    "$schema": "http://json-schema.org/draft-07/schema#",
    "$id": "qmk.keyboard.v1",
    "title": "Keyboard Information",
    "type": "object",
    "properties": {
        "keyboard_name": {"$ref": "qmk.definitions.v1#/text_identifier"},
        "maintainer": {"$ref": "qmk.definitions.v1#/text_identifier"},
        "manufacturer": {"$ref": "qmk.definitions.v1#/text_identifier"},
        "url": {
            "type": "string",
            "format": "uri"
        },
        "processor": {
            "type": "string",
            "enum": ["cortex-m0", "cortex-m0plus", "cortex-m3", "cortex-m4", "MKL26Z64", "MK20DX128", "MK20DX256", "MK66F18", "STM32F042", "STM32F072", "STM32F103", "STM32F303", "STM32F401", "STM32F407", "STM32F411", "STM32F446", "STM32G431", "STM32G474", "STM32L412", "STM32L422", "STM32L433", "STM32L443", "atmega16u2", "atmega32u2", "atmega16u4", "atmega32u4", "at90usb162", "at90usb646", "at90usb647", "at90usb1286", "at90usb1287", "atmega32a", "atmega328p", "atmega328", "attiny85", "unknown"]
        },
        "audio": {
            "type": "object",
            "additionalProperties": false,
            "properties": {
                "alt_as_negative": {"type": "boolean"},
                "clicky": {
                    "type": "object",
                    "additionalProperties": false,
                    "properties": {
                        "enabled": {"type": "boolean"},
                        "frequency": {
                            "type": "object",
                            "additionalProperties": false,
                            "properties": {
                                "default": {"$ref": "qmk.definitions.v1#/signed_decimal"},
                                "factor": {"$ref": "qmk.definitions.v1#/signed_decimal"},
                                "max": {"$ref": "qmk.definitions.v1#/signed_decimal"},
                                "min": {"$ref": "qmk.definitions.v1#/signed_decimal"},
                                "randomness": {"$ref": "qmk.definitions.v1#/signed_decimal"}
                            }
                        },
                        "delay": {"$ref": "qmk.definitions.v1#/signed_int"}
                    }
                },
                "dac": {
                    "type": "object",
                    "additionalProperties": false,
                    "properties": {
                        "sample_waveform": {
                            "default": "sine",
                            "type": "string",
                            "enum": ["sine", "square", "trapezoid", "triangle"]
                        },
                        "channel": {"$ref": "qmk.definitions.v1#/unsigned_int"},
                    }
                },
                "driver": {
                    "type": "string",
                    "enum": ["dac_basic", "dac_additive", "pwm_hardware", "pwm_software"],
                },
                "init_delay": {"type": "boolean"},
                "music_mode": {
                    "type": "object",
                    "additionalProperties": false,
                    "properties": {
                        "enabled": {"type": "boolean"},
                        "pitch_standard": {"$ref": "qmk.definitions.v1#/signed_decimal"}
                    }
                },
                "pins": {"$ref": "qmk.definitions.v1#/mcu_pin_array"},
                "pwm": {
                    "type": "object",
                    "additionalProperties": false,
                    "properties": {
                        "channel": {"$ref": "qmk.definitions.v1#/unsigned_int_8"},
                        "driver": {
                            "default": "PWMD1",
                            "type": "string",
                            "enum": ["PWMD1", "PWMD2", "PWMD3", "PWMD4", "PWMD5"]
                        },
                        "pal_mode": {"$ref": "qmk.definitions.v1#/unsigned_int_8"},
                    }
                },
                "sendstring_bell": {"type": "boolean"},
                "tempo": {"$ref": "qmk.definitions.v1#/unsigned_int_8"},
                "tone_multiplexing": {
                    "type": "object",
                    "additionalProperties": false,
                    "properties": {
                        "default_rate": {"$ref": "qmk.definitions.v1#/unsigned_int_8"},
                        "enabled": {"type": "boolean"}
                    }
                },
                "voices": {"type": "boolean"}
            }
        },
        "backlight": {
            "type": "object",
            "additionalProperties": false,
            "properties": {
                "breathing": {"type": "boolean"},
                "breathing_period": {"$ref": "qmk.definitions.v1#/unsigned_int_8"},
                "levels": {
                    "type": "number",
                    "min": 1,
                    "max": 31,
                    "multipleOf": 1
                },
                "pin": {"$ref": "qmk.definitions.v1#/mcu_pin"}
            }
        },
        "bluetooth": {
            "type": "object",
            "additionalProperties": false,
            "properties": {
                "driver": {
                    "type": "string",
                    "enum": ["AdafruitBLE", "RN42"]
                },
                "lto": {"type": "boolean"},
            }
        },
        "board": {
            "type": "string",
            "minLength": 2,
            "pattern": "^[a-zA-Z_][0-9a-zA-Z_]*$"
        },
        "bootloader": {
            "type": "string",
            "enum": ["atmel-dfu", "bootloadHID", "caterina", "halfkay", "kiibohd", "lufa-dfu", "lufa-ms", "micronucleus", "qmk-dfu", "qmk-hid", "stm32-dfu", "stm32duino", "unknown", "USBasp", "tinyuf2"],
        },
        "bootloader_instructions": {
            "type": "string",
            "description": "Instructions for putting the keyboard into a mode that allows for firmware flashing."
        },
        "build": {
            "type": "object",
            "additionalProperties": false,
            "properties": {
                "debounce_type": {
                    "type": "string",
                    "enum": ["custom", "eager_pk", "eager_pr", "sym_defer_pk", "sym_eager_pk"]
                },
                "firmware_format": {
                    "type": "string",
                    "enum": ["bin", "hex", "uf2"]
                },
                "lto": {"type": "boolean"},
            }
        },
        "diode_direction": {
            "type": "string",
            "enum": ["COL2ROW", "ROW2COL"]
        },
        "debounce": {"$ref": "qmk.definitions.v1#/unsigned_int"},
        "combo": {
            "type": "object",
            "properties": {
                "count": {"$ref": "qmk.definitions.v1#/unsigned_int"},
                "term": {"$ref": "qmk.definitions.v1#/unsigned_int"}
            }
        },
        "community_layouts": {
            "type": "array",
            "items": {"$ref": "qmk.definitions.v1#/filename"}
        },
        "features": {"$ref": "qmk.definitions.v1#/boolean_array"},
        "indicators": {
            "type": "object",
            "properties": {
                "caps_lock": {"$ref": "qmk.definitions.v1#/mcu_pin"},
                "num_lock": {"$ref": "qmk.definitions.v1#/mcu_pin"},
                "scroll_lock": {"$ref": "qmk.definitions.v1#/mcu_pin"}
            }
        },
        "layout_aliases": {
            "type": "object",
            "additionalProperties": {"$ref": "qmk.definitions.v1#/layout_macro"}
        },
        "layouts": {
            "type": "object",
            "additionalProperties": {
                "type": "object",
                "additionalProperties": false,
                "properties": {
                    "filename": {
                        "type": "string"
                    },
                    "c_macro": {
                        "type": "boolean"
                    },
                    "key_count": {"$ref": "qmk.definitions.v1#/key_unit"},
                    "layout": {
                        "type": "array",
                        "items": {
                            "type": "object",
                            "additionalProperties": false,
                            "properties": {
                                "label": {"type": "string"},
                                "matrix": {
                                    "type": "array",
                                    "minItems": 2,
                                    "maxItems": 2,
                                    "items": {
                                        "type": "number",
                                        "min": 0,
                                        "multipleOf": 1
                                    }
                                },
                                "key_count": {"$ref": "qmk.definitions.v1#/key_unit"},
                                "r": {"$ref": "qmk.definitions.v1#/unsigned_decimal"},
                                "rx": {"$ref": "qmk.definitions.v1#/unsigned_decimal"},
                                "ry": {"$ref": "qmk.definitions.v1#/unsigned_decimal"},
                                "h": {"$ref": "qmk.definitions.v1#/key_unit"},
                                "w": {"$ref": "qmk.definitions.v1#/key_unit"},
                                "x": {"$ref": "qmk.definitions.v1#/key_unit"},
                                "y": {"$ref": "qmk.definitions.v1#/key_unit"}
                            }
                        }
                    }
                }
            }
        },
        "leader_key": {
            "type": "object",
            "properties": {
                "timing": {"type": "boolean"},
                "strict_processing": {"type": "boolean"},
                "timeout": {"$ref": "qmk.definitions.v1#/unsigned_int"}
            }
        },
        "matrix_pins": {
            "type": "object",
            "additionalProperties": false,
            "properties": {
                "custom": {"type": "boolean"},
                "custom_lite": {"type": "boolean"},
                "ghost": {"type": "boolean"},
                "io_delay": {"$ref": "qmk.definitions.v1#/unsigned_int"},
                "direct": {
                    "type": "array",
                    "items": {"$ref": "qmk.definitions.v1#/mcu_pin_array"}
                },
                "cols": {"$ref": "qmk.definitions.v1#/mcu_pin_array"},
                "rows": {"$ref": "qmk.definitions.v1#/mcu_pin_array"},
                "unused": {"$ref": "qmk.definitions.v1#/mcu_pin_array"}
            }
        },
        "mouse_key": {
            "type": "object",
            "properties": {
                "enabled": {"type": "boolean"},
                "delay": {"$ref": "qmk.definitions.v1#/unsigned_int_8"}
                "interval": {"$ref": "qmk.definitions.v1#/unsigned_int_8"}
                "max_speed": {"$ref": "qmk.definitions.v1#/unsigned_int_8"}
                "time_to_max": {"$ref": "qmk.definitions.v1#/unsigned_int_8"}
                "wheel_delay": {"$ref": "qmk.definitions.v1#/unsigned_int_8"}
            }
        },
        "oneshot": {
            "type": "object",
            "properties": {
                "tap_toggle": {"$ref": "qmk.definitions.v1#/unsigned_int"},
                "timeout": {"$ref": "qmk.definitions.v1#/unsigned_int"}
            }
        },
        "rgblight": {
            "type": "object",
            "additionalProperties": false,
            "properties": {
                "animations": {
                    "type": "object",
                    "additionalProperties": {
                        "type": "boolean"
                    }
                },
                "brightness_steps": {"$ref": "qmk.definitions.v1#/unsigned_int"},
                "hue_steps": {"$ref": "qmk.definitions.v1#/unsigned_int"},
                "layers": {
                    "type": "object",
                    "additionalProperties": false,
                    "properties": {
                        "blink": {"type": "boolean"},
                        "enabled": {"type": "boolean"},
                        "max": {
                            "type": "number",
                            "min": 1,
                            "max": 32,
                            "multipleOf": 1
                        },
                        "override_rgb": {"type": "boolean"}
                    }
                },
                "led_count": {"$ref": "qmk.definitions.v1#/unsigned_int"},
                "max_brightness": {"$ref": "qmk.definitions.v1#/unsigned_int_8"},
                "pin": {"$ref": "qmk.definitions.v1#/mcu_pin"},
                "rgbw": {"type": "boolean"},
                "saturation_steps": {"$ref": "qmk.definitions.v1#/unsigned_int"},
                "sleep": {"type": "boolean"},
                "split": {"type": "boolean"},
                "split_count": {
                    "type": "array",
                    "minLength": 2,
                    "maxLength": 2,
                    "items": {"$ref": "qmk.definitions.v1#/unsigned_int"}
                }
            }
        },
        "split": {
            "type": "object",
            "additionalProperties": false,
            "properties": {
                "enabled": {"type": "boolean"},
                "matrix_grid": {
                    "type": "array",
                    "items": {"$ref": "qmk.definitions.v1#/mcu_pin"}
                },
                "matrix_pins": {
                    "type": "object",
                    "additionalProperties": false,
                    "properties": {
                        "right": {
                            "type": "object",
                            "additionalProperties": false,
                            "properties": {
                                "direct": {
                                    "type": "array",
                                    "items": {"$ref": "qmk.definitions.v1#/mcu_pin_array"}
                                },
                                "cols": {"$ref": "qmk.definitions.v1#/mcu_pin_array"},
                                "rows": {"$ref": "qmk.definitions.v1#/mcu_pin_array"},
                                "unused": {"$ref": "qmk.definitions.v1#/mcu_pin_array"}
                            }
                        }
                    }
                },
                "main": {
                    "type": "string",
                    "enum": ["eeprom", "left", "matrix_grid", "pin", "right"]
                },
                "soft_serial_pin": {"$ref": "qmk.definitions.v1#/mcu_pin"},
                "soft_serial_speed": {
                    "type": "number",
                    "min": 0,
                    "max": 5,
                    "multipleOf": 1
                },
                "transport": {
                    "type": "object",
                    "additionalProperties": false,
                    "properties": {
                        "protocol": {
                            "type": "string",
                            "enum": ["custom", "i2c", "serial", "serial_usart"]
                        },
                        "sync_matrix_state": {"type": "boolean"},
                        "sync_modifiers": {"type": "boolean"}
                    }
                },
                "usb_detect": {
                    "type": "object",
                    "additionalProperties": false,
                    "properties": {
                        "enabled": {"type": "boolean"},
                        "polling_interval": {"$ref": "qmk.definitions.v1#/unsigned_int"},
                        "timeout": {"$ref": "qmk.definitions.v1#/unsigned_int"}
                    }
                }
            }
        },
        "tags": {
            "type": "array",
            "items": {"type": "string"}
        },
        "tapping": {
            "type": "object",
            "properties": {
                "force_hold": {"type": "boolean"},
                "force_hold_per_key": {"type": "boolean"},
                "ignore_mod_tap_interrupt": {"type": "boolean"},
                "ignore_mod_tap_interrupt_per_key": {"type": "boolean"},
                "permissive_hold": {"type": "boolean"},
                "permissive_hold_per_key": {"type": "boolean"},
                "retro": {"type": "boolean"},
                "retro_per_key": {"type": "boolean"},
                "term": {"$ref": "qmk.definitions.v1#/unsigned_int"},
                "term_per_key": {"type": "boolean"},
                "toggle": {"$ref": "qmk.definitions.v1#/unsigned_int"},
            }
        },
        "usb": {
            "type": "object",
            "additionalProperties": false,
            "properties": {
                "device_ver": {"$ref": "qmk.definitions.v1#/hex_number_4d"},
                "force_nkro": {"type": "boolean"},
                "pid": {"$ref": "qmk.definitions.v1#/hex_number_4d"},
                "vid": {"$ref": "qmk.definitions.v1#/hex_number_4d"},
                "max_power": {"$ref": "qmk.definitions.v1#/unsigned_int_8"},
                "no_startup_check": {"type": "boolean"},
                "polling_interval": {"$ref": "qmk.definitions.v1#/unsigned_int_8"},
                "shared_endpoint": {
                    "type": "object",
                    "additionalProperties": false,
                    "properties": {
                        "keyboard": {"type": "boolean"},
                        "mouse": {"type": "boolean"}
                    }
                },
                "suspend_wakeup_delay": {"$ref": "qmk.definitions.v1#/unsigned_int_8"},
                "wait_for": {"type": "boolean"},
            }
        },
        "qmk": {
            "type": "object",
            "additionalProperties": false,
            "properties": {
                "keys_per_scan": {"$ref": "qmk.definitions.v1#/unsigned_int_8"},
                "tap_keycode_delay": {"$ref": "qmk.definitions.v1#/unsigned_int_8"},
                "tap_capslock_delay": {"$ref": "qmk.definitions.v1#/unsigned_int_8"},
            }
        },
        "qmk_lufa_bootloader": {
            "type": "object",
            "additionalProperties": false,
            "properties": {
                "esc_output": {"$ref": "qmk.definitions.v1#/mcu_pin"},
                "esc_input": {"$ref": "qmk.definitions.v1#/mcu_pin"},
                "led": {"$ref": "qmk.definitions.v1#/mcu_pin"},
                "speaker": {"$ref": "qmk.definitions.v1#/mcu_pin"}
            }
        }
    }
}