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72 lines
1.7 KiB
Python
72 lines
1.7 KiB
Python
5 months ago
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import network
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import socket
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import machine
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import time
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# Setup RP2040 as an access point
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ap = network.WLAN(network.AP_IF)
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ap.config(essid="RP2040-AP-3", password="testing123")
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ap.ifconfig(("192.168.4.1", "255.255.255.0", "192.168.4.1", "192.168.4.1"))
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ap.active(True)
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# Initialize onboard LED
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led = machine.Pin("LED", machine.Pin.OUT, value=1)
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motor_ctl_a = machine.Pin(16, machine.Pin.OUT, value=0)
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motor_ctl_b = machine.Pin(17, machine.Pin.OUT, value=0)
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# Create a socket and listen on port 80
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addr = socket.getaddrinfo("0.0.0.0", 80)[0][-1]
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# s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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s = socket.socket()
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s.bind(addr)
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# only allowed to listen to 5 connections in AP mode
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s.listen(5)
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print("listening on", ap.ifconfig()[0])
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# HTML to send to browsers
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html = """
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<!DOCTYPE html>
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<html>
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<body>
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<h1>Toggle Motor</h1>
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<button onclick="toggleLED()">Toggle LED</button>
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<script>
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function toggleLED() {
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var xhr = new XMLHttpRequest();
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xhr.open("POST", "/toggle", true);
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xhr.send();
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}
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</script>
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</body>
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</html>
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"""
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def serve():
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conn, addr = s.accept()
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print("client connected from", addr)
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request = conn.recv(1024)
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request_str = str(request)
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print("request:", request_str)
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if "POST /toggle" in request_str:
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led.toggle()
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motor_ctl_a.toggle() # Toggle LED state
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conn.send("HTTP/1.1 200 OK\n\nLED Toggled")
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else:
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conn.send("HTTP/1.1 200 OK\n")
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conn.send("Content-Type: text/html\n")
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conn.send("Connection: close\n\n")
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conn.sendall(html) # Send HTML page
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conn.close()
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# Main loop: accept connections and respond
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for i in range(10):
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print(f"Preparing to serve...{i}")
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time.sleep(1)
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while True:
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serve()
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