def setUp (self):
self.tb = gr.top_block ()
self.c = phy(slow_rate=True)
self.dqcsk_mapper = ieee802_15_4.dqcsk_mapper_fc(self.c.chirp_seq, self.c.time_gap_1, self.c.time_gap_2, c.n_sub, self.c.n_subchirps)
self.dqcsk_demapper = ieee802_15_4.dqcsk_demapper_cc(self.c.chirp_seq, self.c.time_gap_1, self.c.time_gap_2, c.n_sub, self.c.n_subchirps)
self.dqpsk_mapper = ieee802_15_4.dqpsk_mapper_ff(framelen=self.c.nsym_frame, forward=True)
self.dqpsk_demapper = ieee802_15_4.dqpsk_soft_demapper_cc(framelen=self.c.nsym_frame)
self.qpsk_mapper = ieee802_15_4.qpsk_mapper_if()
self.qpsk_demapper = ieee802_15_4.qpsk_demapper_fi()
self.preamble_sfd_prefixer_I = ieee802_15_4.preamble_sfd_prefixer_ii(self.c.preamble, self.c.SFD, self.c.nsym_frame)
self.preamble_sfd_removal_I = blocks.keep_m_in_n(gr.sizeof_int, self.c.nsym_frame - len(self.c.preamble) - len(self.c.SFD), self.c.nsym_frame, len(self.c.preamble)+len(self.c.SFD))
self.preamble_sfd_prefixer_Q = ieee802_15_4.preamble_sfd_prefixer_ii(self.c.preamble, self.c.SFD, self.c.nsym_frame)
self.preamble_sfd_removal_Q = blocks.keep_m_in_n(gr.sizeof_int, self.c.nsym_frame - len(self.c.preamble) - len(self.c.SFD), self.c.nsym_frame, len(self.c.preamble)+len(self.c.SFD))
self.interleaver_I = ieee802_15_4.interleaver_ii(self.c.intlv_seq, forward=True)
self.interleaver_Q = ieee802_15_4.interleaver_ii(self.c.intlv_seq, forward=True)
self.deinterleaver_I = ieee802_15_4.interleaver_ii(self.c.intlv_seq, forward=False)
self.deinterleaver_Q = ieee802_15_4.interleaver_ii(self.c.intlv_seq, forward=False)
self.codeword_mapper_I = ieee802_15_4.codeword_mapper_bi(self.c.bits_per_symbol, self.c.codewords)
self.codeword_mapper_Q = ieee802_15_4.codeword_mapper_bi(self.c.bits_per_symbol, self.c.codewords)
self.codeword_demapper_I = ieee802_15_4.codeword_demapper_ib(self.c.bits_per_symbol, self.c.codewords)
self.codeword_demapper_Q = ieee802_15_4.codeword_demapper_ib(self.c.bits_per_symbol, self.c.codewords)
self.demux = blocks.deinterleave(gr.sizeof_char*1,1)
self.mux = blocks.interleave(gr.sizeof_char*1,1)
self.zeropadding = ieee802_15_4.zeropadding_b(self.c.padded_zeros)
self.zeropadding_removal = ieee802_15_4.zeropadding_removal_b(self.c.phy_packetsize_bytes*8+len(self.c.PHR), self.c.padded_zeros)
self.phr_prefixer = ieee802_15_4.phr_prefixer(self.c.PHR)
self.phr_removal = ieee802_15_4.phr_removal(self.c.PHR)
self.fragmentation = ieee802_15_4.fragmentation(self.c.phy_packetsize_bytes)
def test_002_t(self):
# set up fg
cfg = phy()
angle_in = (np.exp(1j * 0), np.exp(1j * np.pi / 2), np.exp(1j * np.pi),
np.exp(1j * -np.pi / 2))
data_in = np.concatenate((cfg.chirp_seq.copy(), cfg.time_gap_1))
for i in range(4):
data_in[i * c.n_sub:(i + 1) *
c.n_sub] = data_in[i * c.n_sub:(i + 1) *
c.n_sub] * angle_in[i]
self.src = blocks.vector_source_c(data_in)
self.dqcsk = ieee802_15_4.dqcsk_demapper_cc(cfg.chirp_seq,
cfg.time_gap_1,
cfg.time_gap_2, c.n_sub,
cfg.n_subchirps)
self.snk = blocks.vector_sink_c(1)
self.tb.connect(self.src, self.dqcsk, self.snk)
self.tb.run()
# check data
data_out = self.snk.data()
refval = np.dot(cfg.chirp_seq[:c.n_sub],
np.conj(cfg.chirp_seq[:c.n_sub]))
ref = [angle_in[i] * refval for i in range(len(angle_in))]
# print "ref:", ref[:10]
# print "data:", data_out[:10]
self.assertComplexTuplesAlmostEqual(data_out, ref, 5)
def test_001_t(self):
# set up fg
cfg = phy()
data_in = np.concatenate(
(cfg.chirp_seq, cfg.time_gap_1, cfg.chirp_seq, cfg.time_gap_2,
cfg.chirp_seq, cfg.time_gap_1))
self.src = blocks.vector_source_c(data_in)
self.dqcsk = ieee802_15_4.dqcsk_demapper_cc(cfg.chirp_seq,
cfg.time_gap_1,
cfg.time_gap_2, c.n_sub,
cfg.n_subchirps)
self.snk = blocks.vector_sink_c(1)
self.tb.connect(self.src, self.dqcsk, self.snk)
self.tb.run()
refval = np.dot(cfg.chirp_seq[:c.n_sub],
np.conj(cfg.chirp_seq[:c.n_sub]))
# check data
ref = [refval for i in range(12)]
data_out = self.snk.data()
# print "ref:", ref[:10]
# print "data:", data_out[:10]
# f,axarr = plt.subplots(2)
# axarr[0].plot(np.real(ref))
# axarr[1].plot(np.real(data_out))
# plt.show()
self.assertComplexTuplesAlmostEqual(data_out, ref, 5)
def setUp (self):
self.tb = gr.top_block ()
self.c = phy(slow_rate=True)
self.dqcsk_mapper = ieee802_15_4.dqcsk_mapper_fc(self.c.chirp_seq, self.c.time_gap_1, self.c.time_gap_2, c.n_sub, self.c.n_subchirps)
self.dqcsk_demapper = ieee802_15_4.dqcsk_demapper_cc(self.c.chirp_seq, self.c.time_gap_1, self.c.time_gap_2, c.n_sub, self.c.n_subchirps)
self.dqpsk_mapper = ieee802_15_4.dqpsk_mapper_ff(framelen=self.c.nsym_frame, forward=True)
self.dqpsk_demapper = ieee802_15_4.dqpsk_soft_demapper_cc(framelen=self.c.nsym_frame)
self.qpsk_mapper = ieee802_15_4.qpsk_mapper_if()
self.qpsk_demapper = ieee802_15_4.qpsk_demapper_fi()
self.preamble_sfd_prefixer_I = ieee802_15_4.preamble_sfd_prefixer_ii(self.c.preamble, self.c.SFD, self.c.nsym_frame)
self.preamble_sfd_removal_I = blocks.keep_m_in_n(gr.sizeof_int, self.c.nsym_frame - len(self.c.preamble) - len(self.c.SFD), self.c.nsym_frame, len(self.c.preamble)+len(self.c.SFD))
self.preamble_sfd_prefixer_Q = ieee802_15_4.preamble_sfd_prefixer_ii(self.c.preamble, self.c.SFD, self.c.nsym_frame)
self.preamble_sfd_removal_Q = blocks.keep_m_in_n(gr.sizeof_int, self.c.nsym_frame - len(self.c.preamble) - len(self.c.SFD), self.c.nsym_frame, len(self.c.preamble)+len(self.c.SFD))
self.interleaver_I = ieee802_15_4.interleaver_ii(self.c.intlv_seq, forward=True)
self.interleaver_Q = ieee802_15_4.interleaver_ii(self.c.intlv_seq, forward=True)
self.deinterleaver_I = ieee802_15_4.interleaver_ii(self.c.intlv_seq, forward=False)
self.deinterleaver_Q = ieee802_15_4.interleaver_ii(self.c.intlv_seq, forward=False)
self.codeword_mapper_I = ieee802_15_4.codeword_mapper_bi(self.c.bits_per_symbol, self.c.codewords)
self.codeword_mapper_Q = ieee802_15_4.codeword_mapper_bi(self.c.bits_per_symbol, self.c.codewords)
self.codeword_demapper_I = ieee802_15_4.codeword_demapper_ib(self.c.bits_per_symbol, self.c.codewords)
self.codeword_demapper_Q = ieee802_15_4.codeword_demapper_ib(self.c.bits_per_symbol, self.c.codewords)
self.demux = blocks.deinterleave(gr.sizeof_char*1,1)
self.mux = blocks.interleave(gr.sizeof_char*1,1)
self.zeropadding = ieee802_15_4.zeropadding_b(self.c.padded_zeros)
self.zeropadding_removal = ieee802_15_4.zeropadding_removal_b(self.c.phy_packetsize_bytes*8+len(self.c.PHR), self.c.padded_zeros)
self.phr_prefixer = ieee802_15_4.phr_prefixer(self.c.PHR)
self.phr_removal = ieee802_15_4.phr_removal(self.c.PHR)
self.fragmentation = ieee802_15_4.fragmentation(self.c.phy_packetsize_bytes)
def test_002_t (self):
# set up fg
cfg = phy()
ref = np.exp(1j*np.array([0, np.pi/2, np.pi, -np.pi/2]))
data_in = np.concatenate((cfg.chirp_seq.copy(), cfg.time_gap_1))
for i in range(4):
data_in[i*c.n_sub:(i+1)*c.n_sub] = data_in[i*c.n_sub:(i+1)*c.n_sub]*ref[i]
self.src = blocks.vector_source_c(data_in)
self.dqcsk = ieee802_15_4.dqcsk_demapper_cc(cfg.chirp_seq, cfg.time_gap_1, cfg.time_gap_2, c.n_sub, cfg.n_subchirps)
self.snk = blocks.vector_sink_c(1)
self.tb.connect(self.src, self.dqcsk, self.snk)
self.tb.run ()
# check data
data_out = self.snk.data()
# print "ref:", ref[:10]
# print "data:", data_out[:10]
self.assertComplexTuplesAlmostEqual(data_out, ref, 5)
def test_001_t (self):
# set up fg
cfg = phy()
data_in = np.concatenate((cfg.chirp_seq, cfg.time_gap_1, cfg.chirp_seq, cfg.time_gap_2, cfg.chirp_seq, cfg.time_gap_1))
self.src = blocks.vector_source_c(data_in)
self.dqcsk = ieee802_15_4.dqcsk_demapper_cc(cfg.chirp_seq, cfg.time_gap_1, cfg.time_gap_2, c.n_sub, cfg.n_subchirps)
self.snk = blocks.vector_sink_c(1)
self.tb.connect(self.src, self.dqcsk, self.snk)
self.tb.run ()
# check data
ref = [1 for i in range(12)]
data_out = self.snk.data()
# print "ref:", ref[:10]
# print "data:", data_out[:10]
# f,axarr = plt.subplots(2)
# axarr[0].plot(np.real(ref))
# axarr[1].plot(np.real(data_out))
# plt.show()
self.assertComplexTuplesAlmostEqual(data_out, ref)
