blynkLibv1/mommybtnUPDATE.py

   1 import machine,network,time, BlynkLib, sys, gc, ujson
   2 from neopixel import NeoPixel
   3 from machine import Pin
   4
   5 wlan=network.WLAN(network.STA_IF)
   6 wlan.active(True)
   7
   8 def readSecrets():
   9     with open('secrets.json') as fp:
  10         secrets=ujson.loads(fp.read())
  11         return secrets
  12
  13 def wifiConnect():
  14     secrets=readSecrets()
  15     if wlan.isconnected()==False:
  16         wlan.connect(secrets['home_wifi']['ssid'],secrets['home_wifi']['pass'])
  17     elif wlan.isconnected()==True:
  18         pass
  19
  20 wifiConnect()
  21
  22 #  connect to Blynk
  23 secrets=readSecrets()
  24 BLYNK_AUTH=secrets['home_wifi']['blynkAuth']
  25 blynk=BlynkLib.Blynk(BLYNK_AUTH)
  26 vpin=1
  27
  28 #  button connected to pin 28, ground, when btn pressed value=0
  29 btn=machine.Pin(39,machine.Pin.IN,machine.Pin.PULL_UP)
  30
  31 #  button connected to pin 18, ground, when btn pressed blynk.disconnect
  32 #btnD=machine.Pin(18,machine.Pin.IN,machine.Pin.PULL_UP)
  33
  34 #  LED GP25
  35 LED_GPIO = const(27)
  36 matrix_size_x = const(5)
  37 matrix_size_y = const(5)
  38 is_atom_matrix = True
  39
  40 np = NeoPixel(Pin(LED_GPIO), matrix_size_x * matrix_size_y)
  41
  42 #  button handler
  43 def pressed(btn):
  44     global pressed
  45     if not pressed:
  46         pressed=True
  47
  48 #  set up datastream to Blynk (btn.value=pin v1)
  49 @blynk.on('read V1')
  50 def read_virtual_pin_handler(vpin):
  51     blynk.virtual_write(vpin,int(btn.value()))
  52
  53 #  LED handler (turn on when connected)
  54 @blynk.on("connected")
  55 def blynk_connected():
  56     np.fill((0,25,0))
  57     np.write()
  58
  59 #  LED handler (turn off when disconnected)
  60 @blynk.on("disconnected")
  61 def blynk_disconnected():
  62     np.fill((25,0,0))
  63     np.write()
  64
  65 #  garbage collection
  66 gc.threshold(26144)
  67 gc.enable()
  68
  69 #  main loop
  70 while True:
  71     try:
  72         read_virtual_pin_handler(vpin)
  73         #print(int(btn.value()))
  74         if int(btn.value())==0:
  75             blynk.log_event("Mommy_alert")
  76         time.sleep(.25)
  77
  78 #        if int(btnD.value())==0:
  79 #            wlan.disconnect()
  80 #            blynk.disconnect()
  81
  82         blynk.run()
  83     except KeyboardInterrupt:
  84         blynk_disconnected()
  85         blynk.disconnect()
  86         sys.exit()