text: """ LoPy LoRaWAN Nano Gateway configuration options """
  
  import machine
  import ubinascii
  
  WIFI_MAC = ubinascii.hexlify(machine.unique_id()).upper()
  # Set  the Gateway ID to be the first 3 bytes of MAC address + 'FFFE' + last 3 bytes of MAC address
  GATEWAY_ID = WIFI_MAC[:6] + "FFFE" + WIFI_MAC[6:12]
  
  SERVER = 'router.eu.thethings.network'
  PORT = 1700
  
  NTP = "pool.ntp.org"
  NTP_PERIOD_S = 3600
  
  WIFI_SSID = 'my-wifi'
  WIFI_PASS = 'my-wifi-password'
  
  # for EU868
  LORA_FREQUENCY = 868100000
  LORA_GW_DR = "SF7BW125" # DR_5
  LORA_NODE_DR = 5
  
  # for US915
  # LORA_FREQUENCY = 903900000
  # LORA_GW_DR = "SF7BW125" # DR_3
  # LORA_NODE_DR = 3
  