uart: - id: uart_modbus tx_pin: 17 rx_pin: 16 baud_rate: 9600 modbus: id: mod_bus1 flow_control_pin: 15 modbus_controller: - id: modbus_controller1 address: 0x2 modbus_id: mod_bus1 allow_duplicate_commands: true on_offline: then: logger.log: "Module Offline" max_cmd_retries: 10