from network import LoRa
import socket
import time
import binascii

# use the LoRaWAN stack
lora = LoRa(mode=LoRa.LORAWAN)

app_eui = binascii.unhexlify('5F554E5F4555495F')
app_key = binascii.unhexlify('4F4E455F4170705F4B45595F554E5F31')

# join by OTAA
lora.join(activation=LoRa.OTAA, auth=(app_eui, app_key), timeout=0)

# wait for network to accept OTAA
while not lora.has_joined():
    time.sleep(2.5)

# socket setup
out = socket.socket(socket.AF_LORA, socket.SOCK_RAW)
out.setsockopt(socket.SOL_LORA, socket.SO_DR, 5)

# send your first data!
out.send("Castor")