{ "keyboard_name": "Onekey Blackpill STM32F411", "development_board": "blackpill_f411", "usb": { "shared_endpoint": { "keyboard": true } }, "matrix_pins": { "cols": ["B0"], "rows": ["A7"] }, "backlight": { "pin": "A0" }, "ws2812": { "pin": "A1" }, "apa102": { "data_pin": "A1", "clock_pin": "A2" } }