{
"keyboard_name": "Jian",
"usb": {
"device_version": "2.0.0"
},
"qmk_lufa_bootloader": {
"esc_input": "B1",
"esc_output": "D3"
"split": {
"soft_serial_pin": "D1"
"processor": "atmega32u4",
"bootloader": "qmk-dfu"
}