6 LED_COUNT = 1024 # Number of LED pixels.
7 LED_PIN = 18 # GPIO pin connected to the pixels (18 uses PWM!).
8 #LED_PIN = 10 # GPIO pin connected to the pixels (10 uses SPI /dev/spidev0.0).
9 LED_FREQ_HZ = 800000 # LED signal frequency in hertz (usually 800khz)
10 LED_DMA = 10 # DMA channel to use for generating signal (try 10)
11 LED_BRIGHTNESS = 128 # Set to 0 for darkest and 255 for brightest
12 LED_INVERT = False # True to invert the signal (when using NPN transistor level shift)
13 LED_CHANNEL = 0 # set to '1' for GPIOs 13, 19, 41, 45 or 53
17 strip = Adafruit_NeoPixel(LED_COUNT, LED_PIN, LED_FREQ_HZ, LED_DMA, LED_INVERT, LED_BRIGHTNESS, LED_CHANNEL)
20 server = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
21 server.bind((bind_ip, bind_port))
23 print 'Listening on {}:{}'.format(bind_ip, bind_port)
27 pixels.append(tuple((0,0,0)))
31 pixel_status.append(0)
35 print "Starting Server"
37 def led_timeout(strip,pixel):
38 pixel_status[pixel] = time.time() + 30
40 if (pixel_status[i] < time.time()) & (pixel_status[i] != 0):
41 strip.setPixelColor(i, Color(0,0,0))
44 data, addr = server.recvfrom(1024)
46 #print 'Received {}'.format(data)
47 elements=format(data).split(",")
48 color=elements[0].split(":")
49 pixel_color=pixels[int(color[1])]
53 led_timeout(strip,int(color[1]))
54 if (int(elements[1])==0):
55 strip.setPixelColor(int(color[1]), Color(0,0,0))
57 strip.setPixelColor(int(color[1]), Color(green, int(elements[1]), blue))
58 pixels[int(color[1])] =(int(elements[1]),green,blue)
60 strip.setPixelColor(int(color[1]), Color(int(elements[1]), red, blue))
61 pixels[int(color[1])] =(red,int(elements[1]),blue)
63 strip.setPixelColor(int(color[1]), Color(green, red, int(elements[1])))
64 pixels[int(color[1])] =(red,green,int(elements[1]))