58 lines
1.4 KiB
Python
58 lines
1.4 KiB
Python
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# Simple test of a ESPnow server and client transferring data.
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# This test works with ESP32 or ESP8266 as server or client.
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try:
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import network
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import espnow
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except ImportError:
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print("SKIP")
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raise SystemExit
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# Set read timeout to 5 seconds
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timeout_ms = 5000
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default_pmk = b"MicroPyth0nRules"
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def init(sta_active=True, ap_active=False):
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wlans = [network.WLAN(i) for i in [network.STA_IF, network.AP_IF]]
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e = espnow.ESPNow()
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e.active(True)
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e.set_pmk(default_pmk)
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wlans[0].active(sta_active)
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wlans[1].active(ap_active)
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wlans[0].disconnect() # Force esp8266 STA interface to disconnect from AP
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e.set_pmk(default_pmk)
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return e
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# Server
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def instance0():
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e = init(True, False)
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multitest.globals(PEERS=[network.WLAN(i).config("mac") for i in (0, 1)])
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multitest.next()
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peer, msg1 = e.recv(timeout_ms)
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if msg1 is None:
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print("e.recv({timeout_ms}): Timeout waiting for message.")
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e.active(False)
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return
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print(bytes(msg1))
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msg2 = b"server to client"
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e.add_peer(peer)
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e.send(peer, msg2)
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print(bytes(msg2))
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e.active(False)
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# Client
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def instance1():
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e = init(True, False)
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multitest.next()
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peer = PEERS[0]
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e.add_peer(peer)
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msg1 = b"client to server"
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e.send(peer, msg1)
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print(bytes(msg1))
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peer2, msg2 = e.recv(timeout_ms)
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print(bytes(msg2))
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e.active(False)
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