Added interface selection

LYWSD03MMC.py

@@ -186,7 +186,8 @@ def handleNotification(self, cHandle, data):
 # Initialisation  -------
 
 def connect():
-	p = btle.Peripheral(adress)	
+	#print("Interface: " + str(args.interface))
+	p = btle.Peripheral(adress,iface=args.interface)	
 	val=b'\x01\x00'
 	p.writeCharacteristic(0x0038,val,True) #enable notifications of Temperature, Humidity and Battery voltage
 	p.writeCharacteristic(0x0046,b'\xf4\x01\x00',True)
@@ -198,6 +199,8 @@ def connect():
 parser.add_argument("--device","-d", help="Set the device MAC-Address in format AA:BB:CC:DD:EE:FF",metavar='AA:BB:CC:DD:EE:FF')
 parser.add_argument("--battery","-b", help="Get estimated battery level", metavar='', type=int, nargs='?', const=1)
 parser.add_argument("--count","-c", help="Read/Receive N measurements and then exit script", metavar='N', type=int)
+parser.add_argument("--interface","-i", help="Specifiy the interface number to use, e.g. 1 for hci1", metavar='N', type=int, default=0)
+
 
 rounding = parser.add_argument_group("Rounding and debouncing")
 rounding.add_argument("--round","-r", help="Round temperature to one decimal place",action='store_true')