1CONFIG_SHELL=y 2CONFIG_SHELL_BACKEND_SERIAL=n 3CONFIG_SHELL_BACKEND_DUMMY=y 4CONFIG_SHELL_CMD_BUFF_SIZE=90 5CONFIG_SHELL_PRINTF_BUFF_SIZE=15 6CONFIG_SHELL_METAKEYS=n 7CONFIG_SHELL_HISTORY=y 8CONFIG_LOG=n 9CONFIG_ZTEST=y 10