Android ble设备有时未断开连接

问题描述

• 完成可断开设备的连接后，我得到了断开回调.但是一段时间仍然没有断开.在某些层连接状态保持不变.这样我就无法重新连接.

我已经在android 5&中进行了测试安卓6.在HTC One A9中，Moto x播放，Moto G4

i have tested in android 5 & android 6.in HTC One A9, Moto x play, Moto G4

• 如果我做蓝牙，请关闭电源.然后再次出现断开回调，设备实际上正在断开连接.-请提出解决问题的建议.
• 我正在按照以下步骤操作
• 1.发现ble设备.

• If i do bluetooth turn on off. then again disconnect callback is coming and device is disconnecting actually.-Please give some suggestion for resolve issue.
• I am doing below steps for ble operation
• 1.Discover ble device.

1. 连接到设备.
2. onConnectionStateChange(已连接)，我正在做gatt.discoverServices()
3. onServicesDiscovered回调我正在读取特性5.onCharacteristicRead回调我正在做写特性.6.onCharacteristicWrite回调我正在做gatt.disconnect()
4. onConnectionStateChange(已断开连接)，我正在做gatt.close()

1. Connect to device.
2. onConnectionStateChange (connected) i am doing gatt.discoverServices()
3. onServicesDiscovered callback i am reading characteristics5.onCharacteristicRead callback i am doing write characteristics.6.onCharacteristicWrite call back i am doing gatt.disconnect()
4. onConnectionStateChange (disconnected) i am doing gatt.close()

在后台设备扫描的整个过程中.

In this full process in background device scanning is going on.

推荐答案

可以通过不调用stopScan()方法来解决此问题.请参阅SoroushA的评论完全断开蓝牙低功耗设备

this problem can be connected with not calling stopScan() method.see comment from SoroushATotally Disconnect a Bluetooth Low Energy Device

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