import network
import socket
import machine
import time
# Setup RP2040 as an access point
ap = network.WLAN(network.AP_IF)
ap.config(essid="RP2040-AP-3", password="testing123")
ap.ifconfig(("192.168.4.1", "255.255.255.0", "192.168.4.1", "192.168.4.1"))
ap.active(True)
# Initialize onboard LED
led = machine.Pin("LED", machine.Pin.OUT, value=1)
motor_ctl_a = machine.Pin(16, machine.Pin.OUT, value=0)
motor_ctl_b = machine.Pin(17, machine.Pin.OUT, value=0)
# Create a socket and listen on port 80
addr = socket.getaddrinfo("0.0.0.0", 80)[0][-1]
# s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s = socket.socket()
s.bind(addr)
# only allowed to listen to 5 connections in AP mode
s.listen(5)
print("listening on", ap.ifconfig()[0])
# HTML to send to browsers
html = """
Toggle Motor
"""
def serve():
conn, addr = s.accept()
print("client connected from", addr)
request = conn.recv(1024)
request_str = str(request)
print("request:", request_str)
if "POST /toggle" in request_str:
led.toggle()
motor_ctl_a.toggle() # Toggle LED state
conn.send("HTTP/1.1 200 OK\n\nLED Toggled")
else:
conn.send("HTTP/1.1 200 OK\n")
conn.send("Content-Type: text/html\n")
conn.send("Connection: close\n\n")
conn.sendall(html) # Send HTML page
conn.close()
# Main loop: accept connections and respond
for i in range(10):
print(f"Preparing to serve...{i}")
time.sleep(1)
while True:
serve()