diff options
Diffstat (limited to 'gr-digital/examples/narrowband/digital_bert_rx.py')
| -rwxr-xr-x | gr-digital/examples/narrowband/digital_bert_rx.py | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/gr-digital/examples/narrowband/digital_bert_rx.py b/gr-digital/examples/narrowband/digital_bert_rx.py index ab7e988eba..c044b25858 100755 --- a/gr-digital/examples/narrowband/digital_bert_rx.py +++ b/gr-digital/examples/narrowband/digital_bert_rx.py @@ -65,8 +65,9 @@ class bert_receiver(gr.hier_block2): self._bitrate = bitrate - self._demod = digital.generic_demod(constellation, samples_per_symbol, - differential, excess_bw, gray_coded, + self._demod = digital.generic_demod(constellation, differential, + samples_per_symbol, + gray_coded, excess_bw, freq_bw, timing_bw, phase_bw, verbose, log) @@ -74,14 +75,15 @@ class bert_receiver(gr.hier_block2): self._sample_rate = self._symbol_rate * samples_per_symbol # Add an SNR probe on the demodulated constellation - self._snr_probe = digital.probe_mpsk_snr_est_c(digital.SNR_EST_M2M4, alpha=10.0/self._symbol_rate) + self._snr_probe = digital.probe_mpsk_snr_est_c(digital.SNR_EST_M2M4, 1000, + alpha=10.0/self._symbol_rate) self.connect(self._demod.time_recov, self._snr_probe) # Descramble BERT sequence. A channel error will create 3 incorrect bits - self._descrambler = gr.descrambler_bb(0x8A, 0x7F, 7) # CCSDS 7-bit descrambler + self._descrambler = digital.descrambler_bb(0x8A, 0x7F, 7) # CCSDS 7-bit descrambler # Measure BER by the density of 0s in the stream - self._ber = gr.probe_density_b(1.0/self._symbol_rate) + self._ber = digital.probe_density_b(1.0/self._symbol_rate) self.connect(self, self._demod, self._descrambler, self._ber) @@ -89,7 +91,7 @@ class bert_receiver(gr.hier_block2): return self._demod.freq_recov.get_frequency()*self._sample_rate/(2*math.pi) def timing_offset(self): - return self._demod.time_recov.get_clock_rate() + return self._demod.time_recov.clock_rate() def snr(self): return self._snr_probe.snr() |