初始提交卡包 USB 工程

纳入固件源码、屏幕组件、nand_xfer 工具和文档。忽略本机构建产物、sdkconfig，以及含本机路径的依赖锁。 Co-authored-by: Cursor <[email protected]>
2026-10-13 21:54:50 +08:00
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+menu "Example Configuration"
+
+    config BROKER_URL
+        string "Broker URL"
+        default "mqtt://mqtt.eclipseprojects.io"
+        help
+            URL of the broker to connect to
+
+    config BROKER_URL_FROM_STDIN
+        bool
+        default y if BROKER_URL = "FROM_STDIN"
+
+    config EXAMPLE_FORMAT_IF_MOUNT_FAILED
+        bool "Format the flash if mount failed"
+        default n
+        help
+            If this config item is set, format_if_mount_failed will be set to true and the
+            NAND FAT filesystem will be formatted if the mount has failed.
+
+endmenu