CONFIG_LOG=y CONFIG_MAIN_STACK_SIZE=1200 CONFIG_SERIAL=y CONFIG_UART_INTERRUPT_DRIVEN=y CONFIG_UART_LINE_CTRL=n CONFIG_MODBUS=y CONFIG_MODBUS_ROLE_CLIENT=y CONFIG_MODBUS_RAW_ADU=y CONFIG_MODBUS_NUMOF_RAW_ADU=1 # Networking config CONFIG_NETWORKING=y CONFIG_NET_IPV4=y CONFIG_NET_IPV6=n CONFIG_NET_TCP=y CONFIG_NET_SOCKETS=y CONFIG_NET_SOCKETS_POSIX_NAMES=y # Network address config CONFIG_NET_CONFIG_SETTINGS=y CONFIG_NET_CONFIG_NEED_IPV4=y CONFIG_NET_CONFIG_MY_IPV4_ADDR="192.0.2.1" CONFIG_NET_CONFIG_PEER_IPV4_ADDR="192.0.2.2"