中间件 BLE(Bluetooth Low Energy) Factory GAP(Generic Access Profile) GATT Client(当前 WS53 方案不支持) GATT Server BTS Common — 蓝牙子系统公共接口 SLE(Star Flash Low Energy) Connection Device Service Factory Service OTA SSAP Client SSAP Server SLE CHBA Wi-Fi Algorithm Device Hotspot P2P Platform Utils AT CRC(Cyclic Redundancy Check) DFX(Design for X) NV(Non-Volatile) Partition Update