70 lines
2.2 KiB
Python
70 lines
2.2 KiB
Python
import asyncio
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import bleak
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import device_model
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# 扫描到的设备 Scanned devices
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devices = []
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# 蓝牙设备 BLEDevice
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BLEDevice = None
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# 扫描蓝牙设备并过滤名称
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# Scan Bluetooth devices and filter names
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async def scan():
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global devices
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global BLEDevice
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find = []
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print("Searching for Bluetooth devices......")
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try:
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devices = await bleak.BleakScanner.discover(timeout=20.0)
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print("Search ended")
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for d in devices:
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if d.name is not None and "WT" in d.name:
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find.append(d)
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print(d)
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if len(find) == 0:
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print("No devices found in this search!")
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else:
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user_input = input("Please enter the Mac address you want to connect to (e.g. DF:E9:1F:2C:BD:59)：")
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for d in devices:
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if d.address == user_input:
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BLEDevice = d
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break
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except Exception as ex:
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print("Bluetooth search failed to start")
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print(ex)
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# 指定MAC地址搜索并连接设备
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# Specify MAC address to search and connect devices
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async def scanByMac(device_mac):
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global BLEDevice
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print("Searching for Bluetooth devices......")
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BLEDevice = await bleak.BleakScanner.find_device_by_address(device_mac, timeout=20)
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# 数据更新时会调用此方法 This method will be called when data is updated
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def updateData(DeviceModel):
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# 直接打印出设备数据字典 Directly print out the device data dictionary
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print(DeviceModel.deviceData)
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# 获得X轴加速度 Obtain X-axis acceleration
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# print(DeviceModel.get("AccX"))
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if __name__ == '__main__':
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# 方式一：广播搜索和连接蓝牙设备
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# # Method 1:Broadcast search and connect Bluetooth devices
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# asyncio.run(scan())
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# # 方式二：指定MAC地址搜索并连接设备
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# # Method 2: Specify MAC address to search and connect devices
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asyncio.run(scanByMac("FA:E8:88:06:FE:F3"))
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if BLEDevice is not None:
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# 创建设备 Create device
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device = device_model.DeviceModel("MyBle5.0", BLEDevice, updateData)
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# 开始连接设备 Start connecting devices
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asyncio.run(device.openDevice())
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else:
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print("This BLEDevice was not found!!")
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