CONFIG_LOG=y CONFIG_LOG_DEFAULT_LEVEL=3 # CONFIG_LOG_SETTINGS_LEVEL=4 # CONFIG_LOG_CAN_LEVEL=4 CONFIG_CBPRINTF_FP_SUPPORT=y CONFIG_UART_CONSOLE=y # Console on USART1 #CONFIG_RTT_CONSOLE=y #CONFIG_USE_SEGGER_RTT=y # CAN loopback mode for testing CONFIG_LOOPBACK_MODE=y CONFIG_SHELL=y CONFIG_CAN_SHELL=y CONFIG_GPIO_SHELL=y CONFIG_REBOOT=y # CONFIG_USE_SEGGER_RTT=y # CONFIG_SHELL_BACKEND_RTT=y # CONFIG_SHELL_BACKEND_SERIAL=n