micropython-lib/micropython/bluetooth/aioble/multitests/ble_descriptor.py

137 wiersze
3.9 KiB
Python

# Test descriptor discovery/read/write from both GATTS and GATTC.
import sys
sys.path.append("")
from micropython import const
import time, machine
import uasyncio as asyncio
import aioble
import bluetooth
TIMEOUT_MS = 5000
SERVICE_UUID = bluetooth.UUID("A5A5A5A5-FFFF-9999-1111-5A5A5A5A5A5A")
CHAR1_UUID = bluetooth.UUID("00000000-1111-2222-3333-444444444444")
CHAR1_DESC1_UUID = bluetooth.UUID("00000000-1111-2222-3333-444444444445")
CHAR1_DESC2_UUID = bluetooth.UUID("00000000-1111-2222-3333-444444444446")
CHAR2_UUID = bluetooth.UUID("00000000-1111-2222-3333-555555555555")
CHAR3_UUID = bluetooth.UUID("00000000-1111-2222-3333-666666666666")
CHAR3_DESC1_UUID = bluetooth.UUID("00000000-1111-2222-3333-666666666667")
# Acting in peripheral role.
async def instance0_task():
service = aioble.Service(SERVICE_UUID)
char1 = aioble.Characteristic(
service, CHAR1_UUID, read=True, write=True, notify=True, indicate=True
)
char1_desc1 = aioble.Descriptor(char1, CHAR1_DESC1_UUID, read=True)
char1_desc1.write("char1_desc1")
char1_desc2 = aioble.Descriptor(char1, CHAR1_DESC2_UUID, read=True, write=True)
char1_desc2.write("char1_desc2")
char2 = aioble.Characteristic(
service, CHAR2_UUID, read=True, write=True, notify=True, indicate=True
)
char3 = aioble.Characteristic(
service, CHAR3_UUID, read=True, write=True, notify=True, indicate=True
)
char3_desc1 = aioble.Descriptor(char3, CHAR3_DESC1_UUID, read=True)
char3_desc1.write("char3_desc1")
aioble.register_services(service)
multitest.globals(BDADDR=aioble.config("mac"))
multitest.next()
# Wait for central to connect to us.
print("advertise")
connection = await aioble.advertise(
20_000, adv_data=b"\x02\x01\x06\x04\xffMPY", timeout_ms=TIMEOUT_MS
)
print("connected")
await char1_desc2.written()
print("written", char1_desc2.read())
# Wait for the central to disconnect.
await connection.disconnected(timeout_ms=TIMEOUT_MS)
print("disconnected")
def instance0():
try:
asyncio.run(instance0_task())
finally:
aioble.stop()
# Acting in central role.
async def instance1_task():
multitest.next()
# Connect to peripheral and then disconnect.
print("connect")
device = aioble.Device(*BDADDR)
connection = await device.connect(timeout_ms=TIMEOUT_MS)
service = await connection.service(SERVICE_UUID)
print("service", service.uuid)
# Discover characteristics.
uuids = []
async for char in service.characteristics():
uuids.append(char.uuid)
print("found", sorted(uuids))
char1 = await service.characteristic(CHAR1_UUID)
print("char1", char1.uuid)
uuids = []
async for desc in char1.descriptors():
uuids.append(desc.uuid)
print("char1 descs", sorted(uuids))
char1_desc1 = await char1.descriptor(CHAR1_DESC1_UUID)
print("char1 desc1", char1_desc1.uuid)
print("read", await char1_desc1.read())
char1_desc2 = await char1.descriptor(CHAR1_DESC2_UUID)
print("char1 desc2", char1_desc2.uuid)
print("read", await char1_desc2.read())
print("write")
await char1_desc2.write("update")
char2 = await service.characteristic(CHAR2_UUID)
print("char2", char2.uuid)
uuids = []
async for desc in char2.descriptors():
uuids.append(desc.uuid)
print("char2 descs", sorted(uuids))
char3 = await service.characteristic(CHAR3_UUID)
print("char3", char3.uuid)
uuids = []
async for desc in char3.descriptors():
uuids.append(desc.uuid)
print("char3 descs", sorted(uuids))
char3_desc1 = await char3.descriptor(CHAR3_DESC1_UUID)
print("char3 desc1", char3_desc1.uuid)
print("read", await char3_desc1.read())
# Disconnect from peripheral.
print("disconnect")
await connection.disconnect(timeout_ms=TIMEOUT_MS)
print("disconnected")
def instance1():
try:
asyncio.run(instance1_task())
finally:
aioble.stop()