Raspberry Piに繋いだNFCタグリーダーの結果をOSCで母機に送るスクリプト

nfc2osc.py

import nfc
import binascii

from pythonosc.udp_client import SimpleUDPClient
from pythonosc.osc_message_builder import OscMessageBuilder

# PC<->Raspberry Pi LAN (IP Address)
IP = "XXX.XXX.XXX.XXX"
PORT = ８４００
client = SimpleUDPClient(IP, PORT)

class MyNFCReader(object) :
	def on_connect_nfc(self, tag):
		print("【CONNECTED】")
		print("TAG : " + tag)
		
		# send rgb
		msg = OscMessageBuilder(address = '/color')
		id = binascii.hexlify(tag.identifier).upper()
		id = id.decode()
		print("ID : " + id)
		
		if(id == "11111111AB"):
			print("tag A attached!!")
			msg.add_arg(255)
			msg.add_arg(0)
			msg.add_arg(0)
		elif(id == "２２２２２２２２CD"):
			print("tag B attached!!")
			msg.add_arg(0)
			msg.add_arg(255)
			msg.add_arg(0)
		elif(id == "３３３３３３３３ED"):
			print("tag C attached!!")
			msg.add_arg(0)
			msg.add_arg(0)
			msg.add_arg(255)
		else:
			print("【ERROR】 This is not our tag.")
			msg.add_arg(0)
			msg.add_arg(0)
			msg.add_arg(0)
			
		m = msg.build()
		print("Sending... ", m.address, ":", m.params)
		
		client.send(m)
		return True
	
	def read_id(self):
		clf = nfc.ContactlessFrontend('usb')
		try:
			options = {'on-connect': self.on_connect_nfc}
			clf.connect(rdwr=options)
		finally:
			clf.close()
      
if __name__ == '__main__':
	cr = MyNFCReader()
	
	while True:
		print("Waiting for touch ...")
		cr.read_id()
		print("【RELEASED】")