139 lines
3.5 KiB
Python
139 lines
3.5 KiB
Python
import rp2
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import network
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import ubinascii
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import machine
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from machine import Pin
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from time import sleep
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import urequests as requests
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import time
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from secrets import secrets
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import socket
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# Set country to avoid possible errors
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rp2.country('HU')
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print('Starting up...')
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wlan = network.WLAN(network.STA_IF)
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# Define blinking function for onboard LED to indicate error codes
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def blink_onboard_led(num_blinks):
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led = machine.Pin('LED', machine.Pin.OUT)
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for i in range(num_blinks):
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led.value(1)
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time.sleep_ms(200)
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led.value(0)
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time.sleep_ms(200)
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def connect_wifi():
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wlan.active(True)
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# If you need to disable powersaving mode
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# wlan.config(pm = 0xa11140)
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# See the MAC address in the wireless chip OTP
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mac = ubinascii.hexlify(network.WLAN().config('mac'),':').decode()
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print('mac = ' + mac)
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# Other things to query
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# print(wlan.config('channel'))
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# print(wlan.config('essid'))
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# print(wlan.config('txpower'))
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# Load login data from different file for safety reasons
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ssid = secrets['ssid']
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pw = secrets['pw']
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wlan.connect(ssid, pw)
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# Wait for connection with 10 second timeout
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timeout = 10
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while timeout > 0:
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if wlan.status() < 0 or wlan.status() >= 3:
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break
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timeout -= 1
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print('Waiting for connection...')
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time.sleep(1)
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# Handle connection error
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# Error meanings
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# 0 Link Down
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# 1 Link Join
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# 2 Link NoIp
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# 3 Link Up
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# -1 Link Fail
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# -2 Link NoNet
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# -3 Link BadAuth
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wlan_status = wlan.status()
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blink_onboard_led(wlan_status)
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if wlan_status != 3:
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raise RuntimeError('Wi-Fi connection failed')
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else:
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print('Connected')
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status = wlan.ifconfig()
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print('ip = ' + status[0])
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def disconnect_wifi():
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wlan.disconnect()
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wlan.active(False)
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wlan.deinit()
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print('Disconnected')
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door_bell = machine.Pin(14, machine.Pin.IN, machine.Pin.PULL_DOWN)
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debug_mode = machine.Pin(15, machine.Pin.IN, machine.Pin.PULL_DOWN)
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doorbell_last_state = False
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doorbell_current_state = False
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debug_last_state = False
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debug_current_state = False
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""" led = Pin('LED', Pin.OUT)
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print('Blinking LED Example')
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while True:
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led.value(not led.value())
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sleep(0.5) """
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led = Pin('LED', Pin.OUT)
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disconnect_wifi()
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blink_onboard_led(2)
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print('Changing frequency and beginning loop...')
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machine.freq(20000000)
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while True:
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doorbell_current_state = door_bell.value()
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debug_current_state = debug_mode.value()
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if debug_last_state == False and debug_current_state == True:
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machine.freq(125000000)
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print('Frequency is set to default')
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blink_onboard_led(5)
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if doorbell_last_state == False and doorbell_current_state == True:
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machine.freq(125000000)
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led.value(1)
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connect_wifi()
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notify_url = 'https://ntfy.sh/adix-dany-doorbell-test'
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request = requests.post(notify_url, data="Csengo", headers={
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'Title': 'Dany Csengo',
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'Priority': '5',
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'X-Tags': 'bell'
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})
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print(request.content)
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request.close()
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disconnect_wifi()
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led.value(0)
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time.sleep_ms(200)
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blink_onboard_led(1)
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# Sleep for 5 sec to avoid multiple triggers AND too frequent frequency change
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print('Waiting 5 seconds before changing frequency...')
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time.sleep(5)
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machine.freq(20000000)
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doorbell_last_state = doorbell_current_state
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time.sleep_ms(200)
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