print "CA"
else:
print "NO"
However, he running result is Error. The output is like this:
cordic_freq = 2.475G
data_rate = 2M
samples_per_symbol = 2
usrp_decim = 16
fs = 4M
Using RX d'board A: Flex 2400 Rx MIMO B
>>> gr_fir_fff: using SSE
802_15_4_pkt: waiting for packet
Traceback (most recent call last):
File "cc2420_rxtest.py", line 122, in <module>
main ()
File "cc2420_rxtest.py", line 111, in main
tb = oqpsk_rx_graph(options, rx_callback)
File "cc2420_rxtest.py", line 76, in __init__
if self.packet_receiver.carrier_
sensed():
File "/opt/gnuradio/3.2.2/lib/python2.6/site-packages/gnuradio/ucla_blks/ieee802_15_4_pkt.py", line 243, in carrier_sensed
return self._packet_sink.carrier_sensed()
AttributeError: 'ucla_ieee802_15_4_packet_sink_sptr' object has no attribute 'carrier_sensed'