/ { chosen { zephyr,console = &rtt; zephyr,shell = &rtt; zephyr,settings-partition = &storage_partition; }; rtt: rtt { compatible = "segger,rtt-uart"; #address-cells = <1>; #size-cells = <0>; label = "RTT"; status = "okay"; }; }; &flash0 { partitions { compatible = "fixed-partitions"; #address-cells = <1>; #size-cells = <1>; /* Application partition starts at the beginning of flash */ slot0_partition: partition@0 { label = "image-0"; reg = <0x00000000 DT_SIZE_K(120)>; }; /* Use the last 8K for settings */ storage_partition: partition@1E000 { label = "storage"; reg = <0x0001E000 DT_SIZE_K(8)>; }; }; }; &usart1 { modbus0 { compatible = "zephyr,modbus-serial"; status = "okay"; }; status = "okay"; };