{ "usb": { "device_version": "1.0.1" }, "split": { "serial": { "driver": "usart" } }, "ws2812": { "pin": "A9" }, "matrix_pins": { "cols": ["A1", "A0", "B8", "B13", "B14", "B15", "B9"], "rows": ["B5", "B3", "B2", "B1", "B0"] }, "diode_direction": "COL2ROW", "development_board": "proton_c" }