131 lines
3.1 KiB
Python
131 lines
3.1 KiB
Python
from machine import Pin
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import time
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import network
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import socket
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# ============================================================
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# WLAN ZUR PUPPE
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# ============================================================
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SSID = "BABY_PUPPE"
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PASSWORD = "TheaterBaby2026"
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PUPPET_IP = "192.168.4.1"
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UDP_PORT = 4210
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SHARED_SECRET = "babysecret"
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PING_INTERVAL_MS = 1000
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SEND_REPEAT_COUNT = 2
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SEND_REPEAT_DELAY_MS = 20
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# ============================================================
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# BUTTONS
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# ============================================================
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btn_cry = Pin(2, Pin.IN, Pin.PULL_UP)
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btn_whim = Pin(3, Pin.IN, Pin.PULL_UP)
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btn_gig = Pin(4, Pin.IN, Pin.PULL_UP)
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btn_stop = Pin(5, Pin.IN, Pin.PULL_UP)
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btn_poop = Pin(6, Pin.IN, Pin.PULL_UP)
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led = Pin("LED", Pin.OUT)
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DEBOUNCE_MS = 80
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last_ms = {
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"cry": 0,
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"whim": 0,
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"gig": 0,
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"stop": 0,
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"poop": 0,
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}
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seq = 0
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last_ping_ms = 0
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def is_pressed(pin):
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return pin.value() == 0
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def allow(key):
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now = time.ticks_ms()
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if time.ticks_diff(now, last_ms[key]) > DEBOUNCE_MS:
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last_ms[key] = now
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return True
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return False
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# ============================================================
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# WLAN CONNECT
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# ============================================================
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wlan = network.WLAN(network.STA_IF)
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wlan.active(True)
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wlan.connect(SSID, PASSWORD)
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timeout = time.ticks_add(time.ticks_ms(), 10000)
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while not wlan.isconnected():
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if time.ticks_diff(timeout, time.ticks_ms()) <= 0:
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break
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led.toggle()
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time.sleep_ms(200)
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led.value(1 if wlan.isconnected() else 0)
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print("STA config:", wlan.ifconfig())
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sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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def next_seq():
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global seq
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seq += 1
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return seq
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def send_packet(cmd, packet_seq=None):
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if packet_seq is None:
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packet_seq = next_seq()
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payload = "{}|{}|{}".format(SHARED_SECRET, packet_seq, cmd)
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sock.sendto(payload.encode("utf-8"), (PUPPET_IP, UDP_PORT))
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def send_command(cmd):
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packet_seq = next_seq()
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for _ in range(SEND_REPEAT_COUNT):
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send_packet(cmd, packet_seq=packet_seq)
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time.sleep_ms(SEND_REPEAT_DELAY_MS)
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# kurzes LED-Feedback
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led.off()
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time.sleep_ms(30)
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led.on()
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def send_ping():
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packet_seq = next_seq()
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send_packet("PING", packet_seq=packet_seq)
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# ============================================================
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# MAIN LOOP
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# ============================================================
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while True:
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if not wlan.isconnected():
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led.toggle()
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time.sleep_ms(200)
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continue
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# Heartbeat
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now = time.ticks_ms()
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if time.ticks_diff(now, last_ping_ms) > PING_INTERVAL_MS:
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last_ping_ms = now
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send_ping()
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led.value(1)
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# STOP zuerst
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if is_pressed(btn_stop) and allow("stop"):
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send_command("STOP")
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if is_pressed(btn_cry) and allow("cry"):
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send_command("CRY")
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if is_pressed(btn_whim) and allow("whim"):
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send_command("WHIM")
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if is_pressed(btn_gig) and allow("gig"):
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send_command("GIG")
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if is_pressed(btn_poop) and allow("poop"):
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send_command("POOP")
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time.sleep_ms(5) |