鸿蒙手机获取到的：{"characteristics": [{"uuid": "00002A00-0000-1000-8000-00805F9B34FB", "properties": {"writeDefault": true, "indicate": false, "write": true, "read": true, "notify": false, "writeNoResponse": false}}], "errMsg": "getBLEDeviceCharacteristics:ok", "errno": 0, "errCode": 0}

与实际设备的特性值对不上