def build_radio(options):
"""
@param options
"""
radio = RadioDevice(name='radio')
#############################
#
# RX PATH - sensing and packet
#
#############################
ss_and_rx_source = UHDSource("addr=%s" % options.my_ip)
ss_sink = blocks.probe_signal_f()
ss_path = EnergySSArch(fft_size=512, mavg_size=5, algorithm=EnergyDecision(th=5.0/10**4))
radio.add_arch(source=ss_and_rx_source,
sink=ss_sink,
arch=ss_path,
name='ss',
uhd_device=ss_and_rx_source)
pkt_rx_path = PacketGMSKRx(callback=PktQueue())
radio.add_arch(source=ss_and_rx_source,
sink=None,
arch=pkt_rx_path,
name='rx',
uhd_device=ss_and_rx_source)
#############################
#
# TX PATH - packet
#
#############################
uhd_sink = UHDSink("addr=%s" % options.my_ip)
pkt_tx_path = PacketGMSKTx()
radio.add_arch(source=None,
sink=uhd_sink,
arch=pkt_tx_path,
name='tx',
uhd_device=uhd_sink)
radio.set_samp_rate(200e3)
return radio
