CONFIG_CONSOLE=n CONFIG_STDOUT_CONSOLE=n CONFIG_UART_CONSOLE=n CONFIG_GPIO=y CONFIG_SERIAL=y CONFIG_UART_INTERRUPT_DRIVEN=y CONFIG_UART_0_NRF_FLOW_CONTROL=n CONFIG_MAIN_STACK_SIZE=512 CONFIG_IDLE_STACK_SIZE=256 CONFIG_ISR_STACK_SIZE=512 CONFIG_BT=y CONFIG_BT_HCI_RAW=y CONFIG_BT_MAX_CONN=20