# espnow-simple_hacky_receiver.py -- show ESPnow working broadcast on CircuitPython
# 9 Jul 2025 - @todbot
# tested on QTPY ESP32-S2 and FunHouse (ESP32-S2)
import time
import wifi
import espnow

# https://github.com/adafruit/circuitpython/issues/9380#issuecomment-2463013607
# hack to switch channel that is used for ESPNow
# this takes just a few milliseconds, so doesn't waste a lot of power
wifi.radio.start_ap(" ", "", channel=6, max_connections=0)
wifi.radio.stop_ap()

e = espnow.ESPNow()

while True:
    time.sleep(0.3)
    print("loop")
    if not e:   # returns True if packet
        continue
    
    packet = e.read()
    print("packet:", packet.msg, packet)