ccfd535af4
Use the same `wait_for_event` in all tests that doesn't hold a reference to the event data tuple and handles repeat events. Also fix a few misc reliability issues around timeouts and sequencing. Signed-off-by: Jim Mussared <jim.mussared@gmail.com>
104 lines
2.8 KiB
Python
104 lines
2.8 KiB
Python
# Test BLE GAP connect/disconnect
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from micropython import const
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import time, machine, bluetooth
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TIMEOUT_MS = 5000
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_IRQ_CENTRAL_CONNECT = const(1)
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_IRQ_CENTRAL_DISCONNECT = const(2)
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_IRQ_PERIPHERAL_CONNECT = const(7)
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_IRQ_PERIPHERAL_DISCONNECT = const(8)
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_IRQ_GATTC_SERVICE_RESULT = const(9)
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_IRQ_GATTC_SERVICE_DONE = const(10)
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UUID_A = bluetooth.UUID(0x180D)
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UUID_B = bluetooth.UUID("A5A5A5A5-FFFF-9999-1111-5A5A5A5A5A5A")
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SERVICE_A = (
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UUID_A,
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(),
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)
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SERVICE_B = (
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UUID_B,
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(),
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)
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SERVICES = (SERVICE_A, SERVICE_B)
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waiting_events = {}
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num_service_result = 0
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def irq(event, data):
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global num_service_result
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if event == _IRQ_CENTRAL_CONNECT:
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print("_IRQ_CENTRAL_CONNECT")
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waiting_events[event] = data[0]
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elif event == _IRQ_CENTRAL_DISCONNECT:
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print("_IRQ_CENTRAL_DISCONNECT")
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elif event == _IRQ_PERIPHERAL_CONNECT:
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print("_IRQ_PERIPHERAL_CONNECT")
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waiting_events[event] = data[0]
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elif event == _IRQ_PERIPHERAL_DISCONNECT:
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print("_IRQ_PERIPHERAL_DISCONNECT")
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elif event == _IRQ_GATTC_SERVICE_RESULT:
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if data[3] == UUID_A or data[3] == UUID_B:
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print("_IRQ_GATTC_SERVICE_RESULT", data[3])
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num_service_result += 1
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elif event == _IRQ_GATTC_SERVICE_DONE:
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print("_IRQ_GATTC_SERVICE_DONE")
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if event not in waiting_events:
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waiting_events[event] = None
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def wait_for_event(event, timeout_ms):
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t0 = time.ticks_ms()
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while time.ticks_diff(time.ticks_ms(), t0) < timeout_ms:
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if event in waiting_events:
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result = waiting_events[event]
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del waiting_events[event]
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return result
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machine.idle()
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raise ValueError("Timeout waiting for {}".format(event))
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# Acting in peripheral role.
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def instance0():
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multitest.globals(BDADDR=ble.config("mac"))
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ble.gatts_register_services(SERVICES)
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print("gap_advertise")
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ble.gap_advertise(20_000, b"\x02\x01\x06\x04\xffMPY")
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multitest.next()
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try:
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wait_for_event(_IRQ_CENTRAL_CONNECT, TIMEOUT_MS)
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wait_for_event(_IRQ_CENTRAL_DISCONNECT, TIMEOUT_MS)
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finally:
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ble.active(0)
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# Acting in central role.
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def instance1():
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multitest.next()
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try:
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# Connect to peripheral and then disconnect.
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print("gap_connect")
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ble.gap_connect(*BDADDR)
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conn_handle = wait_for_event(_IRQ_PERIPHERAL_CONNECT, TIMEOUT_MS)
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# Discover services.
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ble.gattc_discover_services(conn_handle)
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wait_for_event(_IRQ_GATTC_SERVICE_DONE, TIMEOUT_MS)
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print("discovered:", num_service_result)
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# Disconnect from peripheral.
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print("gap_disconnect:", ble.gap_disconnect(conn_handle))
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wait_for_event(_IRQ_PERIPHERAL_DISCONNECT, TIMEOUT_MS)
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finally:
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ble.active(0)
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ble = bluetooth.BLE()
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ble.active(1)
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ble.irq(irq)
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