NED File src/inet/physicallayer/ieee802154/packetlevel/Ieee802154NarrowbandScalarRadio.ned
Source code:
//
// Copyright (C) 2014 Florian Meier
// Copyright (C) 2013 OpenSim Ltd.
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with this program; if not, see <http://www.gnu.org/licenses/>.
//
package inet.physicallayer.ieee802154.packetlevel;
import inet.physicallayer.base.packetlevel.FlatRadioBase;
module Ieee802154NarrowbandScalarRadio extends FlatRadioBase
{
parameters:
antennaType = default("IsotropicAntenna");
transmitterType = default("Ieee802154NarrowbandScalarTransmitter");
receiverType = default("Ieee802154NarrowbandScalarReceiver");
carrierFrequency = 2450 MHz;
// B_20dB ATmega256RFR2 (page 564)
// *.bandwidth = default(2.8 MHz);
// what is meant by bandwidth here?
// the B_20dB bandwidth would lead to far too low BERs
bandwidth = default(0.25 MHz);
// 802.15.4-2006 (page 28)
*.bitrate = default(250 kbps);
// PHY Header, 802.15.4-2006 (page 43)
// 4 octets Preamble
// 1 octet SFD
// 7 bit Frame length
// 1 bit Reserved
*.headerBitLength = (4*8 + 1*8 + 7 + 1) * 1 b;
// RSSI sensitivity (ATmega256RFR2, page 566)
receiver.energyDetection = default(-90dBm);
// Receiver sensitivity (ATmega256RFR2, page 565)
// TODO That is not quite true, because sensitivity
// is defined as the input signal power that yields
// a PER < 1% for a PSDU of 20 octets, but INET handles it
// as minimum reception power.
receiver.sensitivity = default(-100dBm);
// There is no fixed boundary, because of the
// DSSS and the capture effect. Taking the sensitivity minus some
// arbitrary value as an approximate guess.
receiver.minInterferencePower = default(-120dBm);
// Minimum SNIR
// -8 dB results into 98% PER for a PSDU of 20 octets
receiver.snirThreshold = default(-8 dB);
// TX Output power (typ. 3.5 dBm, ATmega256RFR2, page 564)
transmitter.power = default(2.24mW);
@class(Radio);
}