zaoyilikai
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zaoyilikai
The global __pool only needs to be declared in create_pool.
BluetoothGattCharacteristic默认WriteType是WRITE_TYPE_DEFAULT,写入的数据是需要蓝牙设备收到后,向服务端确认的。在未收到上次写入回复,连续发送广播数据,会导致写入失败。