Read DMK Box output stream

dmklisten.py

# Log the NMEA messages from DMK Box
# Harri Kinnunen 2015
# Works on OSX, not tested elsewhere

import socket
import codecs

# Check your DMK Box IP address using DMK app
DMK_IP = "192.168.1.124"
UDP_PORT = 1703

# hex a5 = 'StartConnection'
# 0123456789 is the factory default application password
MESSAGE = "\xa50123456789"

print "UDP target IP:", DMK_IP
print "UDP target port:", UDP_PORT
print "message:", MESSAGE

sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
sock.sendto(MESSAGE, (DMK_IP, UDP_PORT))

while True:
   data, addr = sock.recvfrom(300) # 300 bytes buffer should be enough for anyone
   #print "received message:", data.encode('hex')
   print "received message:", data.strip()