menu "Hardware Drivers Config" config SOC_STM32L4R9ZI bool select SOC_SERIES_STM32L4 select RT_USING_COMPONENTS_INIT select RT_USING_USER_MAIN default y menu "On-chip Peripheral Drivers" config BSP_USING_GPIO bool "Enable GPIO" select RT_USING_PIN default y menuconfig BSP_USING_UART bool "Enable UART" default y select RT_USING_SERIAL if BSP_USING_UART config BSP_USING_UART1 bool "Enable UART1" default y endif config BSP_USING_USBD bool "Enable Full-Speed USB Device Controller(USBD)" select RT_USING_USB_DEVICE default y source "../libraries/HAL_Drivers/Kconfig" endmenu endmenu