我正在使用PyQT5库在windows下编写一个BLE客户端。我能够使用以下代码快照发现所有服务:
if self.controller is None:
self.controller = QtBluetooth.QLowEnergyController.createCentral(self.currentDevice.get_device())
self.controller.connected.connect(self.controller_connected_handler)
self.controller.error.connect(self.controller_error_handler)
self.controller.disconnected.connect(self.controller_disconnected_handler)
self.controller.serviceDiscovered.connect(self.controller_service_discovered_handler)
self.controller.discoveryFinished.connect(self.controller_discovery_finished_handler)
if self.is_random_address():
logging.info("Random Address")
self.controller.setRemoteAddressType(QtBluetooth.QLowEnergyController.RandomAddress)
else:
logging.info("Public Address")
self.controller.setRemoteAddressType(QtBluetooth.QLowEnergyController.PublicAddress)
self.controller.connectToDevice()
其中,“控制器\服务\发现的\处理程序”回调在每次发现新服务时执行
@pyqtSlot(QtBluetooth.QBluetoothUuid)
def controller_service_discovered_handler(self, service_uuid: QtBluetooth.QBluetoothUuid):
service = self.controller.createServiceObject(service_uuid)
if not service:
logging.warning('Warning: Cannot create service for uuid')
return
service_info = ServiceInfo(service)
# Note that ServiceInfo is a user-defined wrapper
logging.debug(f"New service was discovered: {service_info.serviceName} {service_info.serviceUuid}")
self.m_services.append(service_info)
然而,我想知道“PyQT5”lib是否支持通过特定的GATT服务的UUID来发现服务,而不是使用基于回调的方法来发现所有服务? (我需要这个,因为一些BLE设备手册建议使用特定的服务发现方法,我需要按照建议的流程来解决我目前面临的一些问题)
链接到底层的C++ QLoWielyCube实现 https://doc.qt.io/qt-5/qlowenergycontroller.html
目前没有回答
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