 
 // These callbacks are only used in over-the-air activation, so they are
 // left empty here (we cannot leave them out completely unless
-// DISABLE_JOIN is set in config.h, otherwise the linker will complain).
+// DISABLE_JOIN is set in arduino-lmoc/project_config/lmic_project_config.h,
+// otherwise the linker will complain).
 void os_getArtEui (u1_t* buf) { }
 void os_getDevEui (u1_t* buf) { }
 void os_getDevKey (u1_t* buf) { }

/*******************************************************************************
 * Copyright (c) 2015 Matthijs Kooijman
 *
 * Permission is hereby granted, free of charge, to anyone
 * obtaining a copy of this document and accompanying files,

  // This sets CR 4/5, BW125 (except for DR_SF7B, which uses BW250)
  LMIC.rps = updr2rps(LMIC.datarate);

  // disable RX IQ inversion
  LMIC.noRXIQinversion = true;

  Serial.println("Started");
  Serial.flush();

