mirror of
https://github.com/google/bumble.git
synced 2026-05-01 02:48:02 +00:00
90 lines
4.1 KiB
Python
90 lines
4.1 KiB
Python
# Copyright 2021-2022 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# https://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# -----------------------------------------------------------------------------
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# Imports
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# -----------------------------------------------------------------------------
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import asyncio
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import sys
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import os
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import logging
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from colors import color
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from bumble.device import Device, Peer
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from bumble.host import Host
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from bumble.profiles.device_information_service import DeviceInformationServiceProxy
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from bumble.transport import open_transport
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from bumble import gatt
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# -----------------------------------------------------------------------------
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async def main():
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if len(sys.argv) != 3:
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print('Usage: device_info_client.py <transport-spec> <bluetooth-address>')
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print('example: device_info_client.py usb:0 E1:CA:72:48:C4:E8')
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return
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print('<<< connecting to HCI...')
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async with await open_transport(sys.argv[1]) as (hci_source, hci_sink):
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print('<<< connected')
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# Create and start a device
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host = Host(controller_source=hci_source, controller_sink=hci_sink)
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device = Device('Bumble', address = 'F0:F1:F2:F3:F4:F5', host = host)
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await device.power_on()
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# Connect to the peer
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target_address = sys.argv[2]
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print(f'=== Connecting to {target_address}...')
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connection = await device.connect(target_address)
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print(f'=== Connected to {connection}')
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# Discover the Device Information service
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peer = Peer(connection)
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print('=== Discovering Device Information Service')
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await peer.discover_services([gatt.GATT_DEVICE_INFORMATION_SERVICE])
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# Check that the service was found
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device_info_services = peer.get_services_by_uuid(gatt.GATT_DEVICE_INFORMATION_SERVICE)
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if not device_info_services:
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print('!!! Service not found')
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return
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device_info_service = device_info_services[0]
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await device_info_service.discover_characteristics()
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# Create a service-specific proxy to read and decode the values
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device_info = DeviceInformationServiceProxy(device_info_service)
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# Read and print the fields
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if device_info.manufacturer_name is not None:
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print(color('Manufacturer Name: ', 'green'), await device_info.manufacturer_name.read_value())
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if device_info.model_number is not None:
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print(color('Model Number: ', 'green'), await device_info.model_number.read_value())
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if device_info.serial_number is not None:
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print(color('Serial Number: ', 'green'), await device_info.serial_number.read_value())
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if device_info.hardware_revision is not None:
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print(color('Hardware Revision: ', 'green'), await device_info.hardware_revision.read_value())
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if device_info.firmware_revision is not None:
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print(color('Firmware Revision: ', 'green'), await device_info.firmware_revision.read_value())
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if device_info.software_revision is not None:
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print(color('Software Revision: ', 'green'), await device_info.software_revision.read_value())
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if device_info.system_id is not None:
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print(color('System ID: ', 'green'), await device_info.system_id.read_value())
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if device_info.ieee_regulatory_certification_data_list is not None:
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print(color('Regulatory Certification:', 'green'), (await device_info.ieee_regulatory_certification_data_list.read_value()).hex())
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# -----------------------------------------------------------------------------
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logging.basicConfig(level = os.environ.get('BUMBLE_LOGLEVEL', 'DEBUG').upper())
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asyncio.run(main())
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