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_cf(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_mapper_ff(framelen=self.c.nsym_frame, forward=False)
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_003_t(self):
# set up fg
cfg = phy()
data_in = np.pi / 2 * np.random.randint(-1, 3, (1000, ))
self.src = blocks.vector_source_f(data_in)
self.dqcsk = ieee802_15_4.dqcsk_mapper_fc(cfg.chirp_seq,
cfg.time_gap_1,
cfg.time_gap_2, c.n_sub,
cfg.n_subchirps, 1000)
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()
ref = np.array([])
seq = cfg.chirp_seq.copy()
lensub = c.n_sub
nseq = len(data_in) / cfg.n_subchirps
len_t1 = len(cfg.time_gap_1)
len_t2 = len(cfg.time_gap_2)
seq_ctr = 0
for i in range(nseq):
for k in range(cfg.n_subchirps):
ref = np.concatenate(
(ref, seq[k * lensub:(k + 1) * lensub] *
np.exp(1j * data_in[i * cfg.n_subchirps + k])))
if seq_ctr % 2 == 0:
ref = np.concatenate((ref, cfg.time_gap_1))
else:
ref = np.concatenate((ref, cfg.time_gap_2))
seq_ctr = (seq_ctr + 1) % 2
# print "ref:", ref[:10]
# print "data:", data_out[:10]
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_003_t (self):
# set up fg
cfg = phy()
data_in = np.pi/2*np.random.randint(-1,3,(1000,))
self.src = blocks.vector_source_f(data_in)
self.dqcsk = ieee802_15_4.dqcsk_mapper_fc(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()
ref = np.array([])
seq = cfg.chirp_seq.copy()
lensub = c.n_sub
nseq = len(data_in)/cfg.n_subchirps
len_t1 = len(cfg.time_gap_1)
len_t2 = len(cfg.time_gap_2)
seq_ctr = 0
for i in range(nseq):
for k in range(cfg.n_subchirps):
ref = np.concatenate((ref, seq[k*lensub:(k+1)*lensub]*np.exp(1j*data_in[i*cfg.n_subchirps+k])))
if seq_ctr % 2 == 0:
ref = np.concatenate((ref, cfg.time_gap_1))
else:
ref = np.concatenate((ref, cfg.time_gap_2))
seq_ctr = (seq_ctr+1) % 2
# print "ref:", ref[:10]
# print "data:", data_out[:10]
self.assertComplexTuplesAlmostEqual(data_out, ref, 5)
def test_002_t (self):
# set up fg
cfg = phy()
data_in = [0, np.pi/2, np.pi, -np.pi/2]
self.src = blocks.vector_source_f(data_in)
self.dqcsk = ieee802_15_4.dqcsk_mapper_fc(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()
ref = np.concatenate((cfg.chirp_seq.copy(), cfg.time_gap_1))
for i in range(4):
ref[i*c.n_sub:(i+1)*c.n_sub] = ref[i*c.n_sub:(i+1)*c.n_sub]*np.exp(1j*data_in[i])
# print "ref:", ref[:10]
# print "data:", data_out[:10]
self.assertComplexTuplesAlmostEqual(data_out, ref, 5)
def test_002_t (self):
# set up fg
cfg = phy()
data_in = [0, np.pi/2, np.pi, -np.pi/2]
self.src = blocks.vector_source_f(data_in)
self.dqcsk = ieee802_15_4.dqcsk_mapper_fc(cfg.chirp_seq, cfg.time_gap_1, cfg.time_gap_2, c.n_sub, cfg.n_subchirps, 4)
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()
ref = np.concatenate((cfg.chirp_seq.copy(), cfg.time_gap_1))
for i in range(4):
ref[i*c.n_sub:(i+1)*c.n_sub] = ref[i*c.n_sub:(i+1)*c.n_sub]*np.exp(1j*data_in[i])
# 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 = [0 for i in range(12)]
self.src = blocks.vector_source_f(data_in)
self.dqcsk = ieee802_15_4.dqcsk_mapper_fc(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()
ref = np.concatenate((cfg.chirp_seq, cfg.time_gap_1, cfg.chirp_seq, cfg.time_gap_2, cfg.chirp_seq, cfg.time_gap_1))
# 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)
def test_001_t (self):
# set up fg
cfg = phy()
data_in = [0 for i in range(12)]
self.src = blocks.vector_source_f(data_in)
self.dqcsk = ieee802_15_4.dqcsk_mapper_fc(cfg.chirp_seq, cfg.time_gap_1, cfg.time_gap_2, c.n_sub, cfg.n_subchirps, 120)
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()
ref = np.concatenate((cfg.chirp_seq, cfg.time_gap_1, cfg.chirp_seq, cfg.time_gap_2, cfg.chirp_seq, cfg.time_gap_1))
# 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)