mainmenu "RT-Thread Configuration" config BSP_DIR string option env="BSP_ROOT" default "." config RTT_DIR string option env="RTT_ROOT" default "../../.." config PKGS_DIR string option env="PKGS_ROOT" default "packages" source "$RTT_DIR/Kconfig" source "$PKGS_DIR/Kconfig" config SOC_AT91SAM926 bool select RT_USING_COMPONENTS_INIT select RT_USING_USER_MAIN default y config RT_USING_DBGU bool "Using RT_USING_DBGU" default y config RT_USING_UART0 bool "Using RT_USING_UART0" default n config RT_USING_UART1 bool "Using RT_USING_UART1" default n config RT_USING_UART2 bool "Using RT_USING_UART2" default n config RT_USING_UART3 bool "Using RT_USING_UART3" default n config RT_USING_LED bool "Using RT_USING_LED" default y help led blink demo