wifi.py

"""
Basic WIFI connection test on Raspberry Pi Pico W
"""

import time
import network

# Connection details stored on single space seperated line in a file on Pico format "SSID Password"
f = open("wifi.txt", "r")
wifi_details = f.readlines()
f.close()

ssid = wifi_details[0].split(" ")[0]
password = wifi_details[0].split(" ")[1]

wlan = network.WLAN(network.STA_IF)
wlan.active(True)
wlan.connect(ssid, password)

# Wait for connect or fail
print("Connection to", ssid)
max_wait = 10
while max_wait > 0:
    if wlan.status() < 0 or wlan.status() >= 3:
        break
    max_wait -= 1
    print("waiting for connection...")
    time.sleep(1)

# Handle connection error
if wlan.status() != 3:
    raise RuntimeError("network connection failed")
else:
    print("connected")
    status = wlan.ifconfig()
    print("ip = " + status[0])