private void ReceiveBeaconRequest( Header hdr, ref Frame frame, Byte linkQuality) { // see 7.3.7 bool ok = true; ok &= (hdr.fcs.Version == Microsoft.SPOT.Wireless.IEEE_802_15_4.Mac.Frames.Version.IEEE2003); ok &= (hdr.fcs.DstAddrMode == AddressingMode.Short); ok &= (hdr.fcs.SrcAddrMode == AddressingMode.None); ok &= (hdr.dstPanId == State.cBroadcastPanId); ok &= (hdr.dstAddrShort == State.cBroadcastShortAddr); Command.BeaconRequest msg = new Command.BeaconRequest(); if (ok && msg.ReadFromFrame(ref frame)) { TaskBeaconRequest task = new TaskBeaconRequest(); _taskQueue.Add(task); } }