扫描一切

确保您的设备能够通过这个简单的测试。工作时，会打印出附近BLE设备的广告数据。

examples/ble_simpletest.py
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# SPDX-FileCopyrightText: 2020 ladyada for Adafruit Industries
# SPDX-License-Identifier: MIT

"""
This example scans for any BLE advertisements and prints one advertisement and one scan response
from every device found.
"""

from adafruit_ble import BLERadio

ble = BLERadio()
print("scanning")
found = set()
scan_responses = set()
for advertisement in ble.start_scan():
    addr = advertisement.address
    if advertisement.scan_response and addr not in scan_responses:
        scan_responses.add(addr)
    elif not advertisement.scan_response and addr not in found:
        found.add(addr)
    else:
        continue
    print(addr, advertisement)
    print("\t" + repr(advertisement))
    print()

print("scan done")

详细扫描

确保您的设备能够通过这个简单的测试。

examples/ble_detailed_scan.py
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# SPDX-FileCopyrightText: 2020 ladyada for Adafruit Industries
# SPDX-License-Identifier: MIT

# This example scans for any BLE advertisements and prints one advertisement and one scan response
# from every device found. This scan is more detailed than the simple test because it includes
# specialty advertising types.

from adafruit_ble import BLERadio

from adafruit_ble.advertising import Advertisement
from adafruit_ble.advertising.standard import ProvideServicesAdvertisement

ble = BLERadio()
print("scanning")
found = set()
scan_responses = set()
# By providing Advertisement as well we include everything, not just specific advertisements.
for advertisement in ble.start_scan(ProvideServicesAdvertisement, Advertisement):
    addr = advertisement.address
    if advertisement.scan_response and addr not in scan_responses:
        scan_responses.add(addr)
    elif not advertisement.scan_response and addr not in found:
        found.add(addr)
    else:
        continue
    print(addr, advertisement)
    print("\t" + repr(advertisement))
    print()

print("scan done")