在iOS中为 getBLEDeviceCharacteristics success [{"properties": {"writeDefault": true, "notify": false, "write": true, "indicate": false, "read": false, "writeNoResponse": true}, "uuid": "6E400002-B5A3-F393-E0A9-E50E24DCCA9E"}, {"properties": {"writeDefault": false, "notify": true, "write": false, "indicate": false, "read": false, "writeNoResponse": false}, "uuid": "6E400003-B5A3-F393-E0A9-E50E24DCCA9E"}] 但在鸿蒙5.0，只有一条，properties里的权限也只有read为true getBLEDeviceCharacteristics success [{"uuid": "00002A00-0000-1000-8000-00805F9B34FB", "properties": {"indicate": false, "read": true, "notify": false, "writeNoResponse": false, "writeDefault": false, "write": false}}]

鸿蒙Next系统HarmonyOS 5.0.0 微信版本V1.0.2 基础库版本V3.7.0 连接蓝牙设备成功后，setBLEMTU 失败： {"errMsg": "setBLEMTU:fail can only be invoked on android"} [图片]