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