From faab807cf5e8b4a4c950d1fd8ae6672296fb1ad9 Mon Sep 17 00:00:00 2001 From: Tom Rondeau Date: Tue, 3 Apr 2012 18:21:52 -0400 Subject: Rework example directories. Gets rid of gnuradio-examples, moves these to more appropriate components. gnuradio-core and grc now have their own examples directories for files directly related to them. --- gr-digital/examples/demod/ber_simulation.grc | 651 +++++++++ gr-digital/examples/demod/digital_freq_lock.grc | 1321 +++++++++++++++++ gr-digital/examples/demod/dpsk_loopback.grc | 502 +++++++ gr-digital/examples/demod/mpsk_demod.grc | 598 ++++++++ gr-digital/examples/demod/pam_sync.grc | 1744 +++++++++++++++++++++++ gr-digital/examples/demod/pam_timing.grc | 1388 ++++++++++++++++++ 6 files changed, 6204 insertions(+) create mode 100644 gr-digital/examples/demod/ber_simulation.grc create mode 100644 gr-digital/examples/demod/digital_freq_lock.grc create mode 100644 gr-digital/examples/demod/dpsk_loopback.grc create mode 100644 gr-digital/examples/demod/mpsk_demod.grc create mode 100644 gr-digital/examples/demod/pam_sync.grc create mode 100644 gr-digital/examples/demod/pam_timing.grc (limited to 'gr-digital/examples/demod') diff --git a/gr-digital/examples/demod/ber_simulation.grc b/gr-digital/examples/demod/ber_simulation.grc new file mode 100644 index 000000000..6a9361ed1 --- /dev/null +++ b/gr-digital/examples/demod/ber_simulation.grc @@ -0,0 +1,651 @@ + + + Tue Apr 3 18:11:51 2012 + + options + + id + ber_sim + + + _enabled + True + + + title + BER Simulation + + + author + Example + + + description + Adjust the noise and constellation... see what happens! + + + window_size + 1280, 1024 + + + generate_options + wx_gui + + + category + Custom + + + run_options + prompt + + + run + True + + + realtime_scheduling + + + + _coordinate + (16, 10) + + + _rotation + 0 + + + + gr_noise_source_x + + id + gr_noise_source_x + + + _enabled + True + + + type + complex + + + noise_type + gr.GR_GAUSSIAN + + + amp + noise + + + seed + 42 + + + _coordinate + (235, 379) + + + _rotation + 0 + + + + wxgui_numbersink2 + + id + wxgui_numbersink2 + + + _enabled + True + + + type + float + + + title + BER + + + units + % + + + samp_rate + samp_rate + + + min_value + 0.0 + + + max_value + 1.0 + + + factor + 100 + + + decimal_places + 4 + + + ref_level + 0 + + + number_rate + 15 + + + peak_hold + False + + + average + False + + + avg_alpha + 0 + + + show_gauge + False + + + win_size + + + + grid_pos + 1, 0, 1, 1 + + + notebook + + + + _coordinate + (1062, 11) + + + _rotation + 0 + + + + gr_throttle + + id + gr_throttle + + + _enabled + True + + + type + byte + + + samples_per_second + samp_rate + + + vlen + 1 + + + _coordinate + (397, 27) + + + _rotation + 0 + + + + variable + + id + samp_rate + + + _enabled + True + + + value + 50e3 + + + _coordinate + (20, 168) + + + _rotation + 0 + + + + import + + id + import + + + _enabled + True + + + import + import math + + + _coordinate + (138, 168) + + + _rotation + 0 + + + + wxgui_scopesink2 + + id + wxgui_scopesink2_0 + + + _enabled + True + + + type + complex + + + title + "Constellation: "+str(const) + + + samp_rate + samp_rate + + + v_scale + 0 + + + v_offset + 0 + + + t_scale + 0 + + + ac_couple + False + + + xy_mode + True + + + num_inputs + 1 + + + win_size + + + + grid_pos + 2, 0, 1, 1 + + + notebook + + + + trig_mode + gr.gr_TRIG_MODE_AUTO + + + y_axis_label + Counts + + + _coordinate + (828, 368) + + + _rotation + 0 + + + + gr_add_xx + + id + gr_add_xx + + + _enabled + True + + + type + complex + + + num_inputs + 2 + + + vlen + 1 + + + _coordinate + (652, 395) + + + _rotation + 0 + + + + digital_constellation_decoder_cb + + id + digital_constellation_decoder_cb_0 + + + _enabled + True + + + constellation + const.base() + + + _coordinate + (693, 205) + + + _rotation + 0 + + + + variable + + id + const + + + _enabled + True + + + value + digital.qpsk_constellation() + + + _coordinate + (16, 461) + + + _rotation + 0 + + + + variable + + id + const_points + + + _enabled + True + + + value + const.points() + + + _coordinate + (17, 532) + + + _rotation + 0 + + + + random_source_x + + id + random_source_x + + + _enabled + True + + + type + byte + + + min + 0 + + + max + len(const_points) + + + num_samps + 1000000 + + + repeat + False + + + _coordinate + (15, 244) + + + _rotation + 0 + + + + gr_chunks_to_symbols_xx + + id + gr_chunks_to_symbols_xx + + + _enabled + True + + + in_type + byte + + + out_type + complex + + + symbol_table + const_points + + + dimension + 1 + + + num_ports + 1 + + + _coordinate + (367, 260) + + + _rotation + 0 + + + + blks2_error_rate + + id + blks2_error_rate + + + _enabled + True + + + type + 'BER' + + + win_size + 1000000 + + + bits_per_symbol + int(math.log(len(const_points))/math.log(2)) + + + _coordinate + (670, 41) + + + _rotation + 0 + + + + variable_slider + + id + noise + + + _enabled + True + + + label + AWGN Noise + + + value + 0.10 + + + min + 0 + + + max + 1 + + + num_steps + 100 + + + style + wx.SL_HORIZONTAL + + + converver + float_converter + + + grid_pos + + + + notebook + + + + _coordinate + (268, 481) + + + _rotation + 0 + + + + blks2_error_rate + wxgui_numbersink2 + 0 + 0 + + + gr_throttle + blks2_error_rate + 0 + 0 + + + gr_chunks_to_symbols_xx + gr_add_xx + 0 + 0 + + + gr_noise_source_x + gr_add_xx + 0 + 1 + + + random_source_x + gr_throttle + 0 + 0 + + + random_source_x + gr_chunks_to_symbols_xx + 0 + 0 + + + gr_add_xx + wxgui_scopesink2_0 + 0 + 0 + + + digital_constellation_decoder_cb_0 + blks2_error_rate + 0 + 1 + + + gr_add_xx + digital_constellation_decoder_cb_0 + 0 + 0 + + diff --git a/gr-digital/examples/demod/digital_freq_lock.grc b/gr-digital/examples/demod/digital_freq_lock.grc new file mode 100644 index 000000000..36037febb --- /dev/null +++ b/gr-digital/examples/demod/digital_freq_lock.grc @@ -0,0 +1,1321 @@ + + + Sat Mar 6 17:17:12 2010 + + options + + id + top_block + + + _enabled + True + + + title + + + + author + + + + description + + + + window_size + 1280, 1024 + + + generate_options + wx_gui + + + category + Custom + + + run_options + prompt + + + run + True + + + realtime_scheduling + + + + _coordinate + (10, 10) + + + _rotation + 0 + + + + gr_uchar_to_float + + id + gr_uchar_to_float_0 + + + _enabled + True + + + _coordinate + (217, 108) + + + _rotation + 0 + + + + gr_uchar_to_float + + id + gr_uchar_to_float_0_0 + + + _enabled + True + + + _coordinate + (216, 273) + + + _rotation + 0 + + + + variable_slider + + id + freq_offset + + + _enabled + True + + + label + Frequency Offset + + + value + 0 + + + min + -0.5 + + + max + 0.5 + + + num_steps + 1000 + + + style + wx.SL_HORIZONTAL + + + converver + float_converter + + + grid_pos + + + + notebook + + + + _coordinate + (293, 684) + + + _rotation + 0 + + + + random_source_x + + id + random_source_x_0 + + + _enabled + True + + + type + byte + + + min + 0 + + + max + pam_amp + + + num_samps + 10000 + + + repeat + True + + + _coordinate + (13, 80) + + + _rotation + 0 + + + + random_source_x + + id + random_source_x_0_0 + + + _enabled + True + + + type + byte + + + min + 0 + + + max + pam_amp + + + num_samps + 10000 + + + repeat + True + + + _coordinate + (15, 245) + + + _rotation + 0 + + + + const_source_x + + id + const_source_x_0 + + + _enabled + True + + + type + float + + + const + -0.5*(pam_amp-1) + + + _coordinate + (213, 197) + + + _rotation + 0 + + + + const_source_x + + id + const_source_x_0_0 + + + _enabled + True + + + type + float + + + const + -0.5*(pam_amp-1) + + + _coordinate + (200, 360) + + + _rotation + 0 + + + + gr_add_xx + + id + gr_add_xx_0 + + + _enabled + True + + + type + float + + + num_inputs + 2 + + + vlen + 1 + + + _coordinate + (440, 167) + + + _rotation + 0 + + + + gr_add_xx + + id + gr_add_xx_0_1 + + + _enabled + True + + + type + float + + + num_inputs + 2 + + + vlen + 1 + + + _coordinate + (430, 330) + + + _rotation + 0 + + + + variable + + id + nfilts + + + _enabled + True + + + value + 32 + + + _coordinate + (435, 686) + + + _rotation + 0 + + + + variable_slider + + id + noise_amp + + + _enabled + True + + + label + Channel Noise + + + value + 0 + + + min + 0 + + + max + 1.0 + + + num_steps + 1000 + + + style + wx.SL_HORIZONTAL + + + converver + float_converter + + + grid_pos + + + + notebook + + + + _coordinate + (168, 684) + + + _rotation + 0 + + + + variable + + id + spb_gen + + + _enabled + True + + + value + 4 + + + _coordinate + (119, 841) + + + _rotation + 0 + + + + variable + + id + pam_amp + + + _enabled + True + + + value + 2 + + + _coordinate + (223, 9) + + + _rotation + 0 + + + + variable + + id + spb + + + _enabled + True + + + value + 4.1 + + + _coordinate + (32, 842) + + + _rotation + 0 + + + + gr_float_to_complex + + id + gr_float_to_complex_0 + + + _enabled + True + + + vlen + 1 + + + _coordinate + (590, 184) + + + _rotation + 0 + + + + gr_throttle + + id + gr_throttle_0 + + + _enabled + True + + + type + complex + + + samples_per_second + samp_rate + + + vlen + 1 + + + _coordinate + (788, 197) + + + _rotation + 0 + + + + notebook + + id + notebook_0 + + + _enabled + True + + + style + wx.NB_TOP + + + labels + ['Freq', 'Time'] + + + grid_pos + + + + notebook + + + + _coordinate + (216, 845) + + + _rotation + 0 + + + + wxgui_scopesink2 + + id + wxgui_scopesink2_0 + + + _enabled + True + + + type + complex + + + title + Signal into Receiver + + + samp_rate + samp_rate + + + v_scale + 0 + + + v_offset + 0 + + + t_scale + 0 + + + ac_couple + False + + + xy_mode + False + + + num_inputs + 1 + + + win_size + + + + grid_pos + + + + notebook + notebook_0,1 + + + _coordinate + (1123, 392) + + + _rotation + 0 + + + + wxgui_fftsink2 + + id + wxgui_fftsink2_0 + + + _enabled + True + + + type + complex + + + title + Signal into Receiver + + + samp_rate + samp_rate + + + baseband_freq + 0 + + + y_per_div + 10 + + + y_divs + 10 + + + ref_level + 10 + + + ref_scale + 2.0 + + + fft_size + 1024 + + + fft_rate + 30 + + + peak_hold + False + + + average + False + + + avg_alpha + 0 + + + win + None + + + win_size + + + + grid_pos + + + + notebook + notebook_0,0 + + + _coordinate + (1122, 473) + + + _rotation + 0 + + + + wxgui_scopesink2 + + id + wxgui_scopesink2_0_0 + + + _enabled + True + + + type + complex + + + title + Frequency Corrected Signal + + + samp_rate + samp_rate + + + v_scale + 0 + + + v_offset + 0 + + + t_scale + 0 + + + ac_couple + False + + + xy_mode + False + + + num_inputs + 1 + + + win_size + + + + grid_pos + + + + notebook + notebook_0,1 + + + _coordinate + (1122, 680) + + + _rotation + 0 + + + + wxgui_fftsink2 + + id + wxgui_fftsink2_0_0 + + + _enabled + True + + + type + complex + + + title + Frequency Corrected Signal + + + samp_rate + samp_rate + + + baseband_freq + 0 + + + y_per_div + 10 + + + y_divs + 10 + + + ref_level + 10 + + + ref_scale + 2.0 + + + fft_size + 1024 + + + fft_rate + 30 + + + peak_hold + False + + + average + False + + + avg_alpha + 0 + + + win + None + + + win_size + + + + grid_pos + + + + notebook + notebook_0,0 + + + _coordinate + (1121, 762) + + + _rotation + 0 + + + + variable + + id + samp_rate + + + _enabled + True + + + value + 32000 + + + _coordinate + (128, 9) + + + _rotation + 0 + + + + variable + + id + sig_amp + + + _enabled + True + + + value + 1 + + + _coordinate + (315, 9) + + + _rotation + 0 + + + + variable + + id + rolloff + + + _enabled + True + + + value + 0.35 + + + _coordinate + (398, 12) + + + _rotation + 0 + + + + variable + + id + rrctaps + + + _enabled + True + + + value + firdes.root_raised_cosine(nfilts,1.0,1.0/(spb*nfilts), .35, int(11*spb*nfilts)) + + + _coordinate + (826, 61) + + + _rotation + 0 + + + + root_raised_cosine_filter + + id + root_raised_cosine_filter_0 + + + _enabled + True + + + type + interp_fir_filter_ccf + + + decim + 1 + + + interp + spb_gen + + + gain + 2*spb_gen + + + samp_rate + 1.0 + + + sym_rate + 1./spb_gen + + + alpha + rolloff + + + ntaps + 44 + + + _coordinate + (978, 157) + + + _rotation + 0 + + + + gr_fll_band_edge_cc + + id + gr_fll_band_edge_cc_0 + + + _enabled + True + + + type + cc + + + samps_per_sym + spb_gen + + + rolloff + rolloff + + + filter_size + 44 + + + alpha + alpha + + + beta + beta + + + _coordinate + (874, 664) + + + _rotation + 0 + + + + gr_channel_model + + id + gr_channel_model_0 + + + _enabled + True + + + noise_voltage + noise_amp + + + freq_offset + freq_offset + + + epsilon + 1.0 + + + taps + 1.0 + + + seed + 42 + + + _coordinate + (618, 376) + + + _rotation + 0 + + + + variable_slider + + id + beta + + + _enabled + True + + + label + Freq Beta + + + value + 0 + + + min + 0.0 + + + max + 0.01 + + + num_steps + 1000 + + + style + wx.SL_HORIZONTAL + + + converver + float_converter + + + grid_pos + + + + notebook + + + + _coordinate + (668, 5) + + + _rotation + 180 + + + + variable_slider + + id + alpha + + + _enabled + True + + + label + Freq Alpha + + + value + 0 + + + min + 0 + + + max + 0.1 + + + num_steps + 1000 + + + style + wx.SL_HORIZONTAL + + + converver + float_converter + + + grid_pos + + + + notebook + + + + _coordinate + (552, 4) + + + _rotation + 0 + + + + random_source_x_0 + gr_uchar_to_float_0 + 0 + 0 + + + gr_uchar_to_float_0 + gr_add_xx_0 + 0 + 0 + + + const_source_x_0 + gr_add_xx_0 + 0 + 1 + + + gr_uchar_to_float_0_0 + gr_add_xx_0_1 + 0 + 0 + + + const_source_x_0_0 + gr_add_xx_0_1 + 0 + 1 + + + random_source_x_0_0 + gr_uchar_to_float_0_0 + 0 + 0 + + + gr_add_xx_0 + gr_float_to_complex_0 + 0 + 0 + + + gr_add_xx_0_1 + gr_float_to_complex_0 + 0 + 1 + + + gr_float_to_complex_0 + gr_throttle_0 + 0 + 0 + + + gr_throttle_0 + root_raised_cosine_filter_0 + 0 + 0 + + + gr_channel_model_0 + wxgui_scopesink2_0 + 0 + 0 + + + root_raised_cosine_filter_0 + gr_channel_model_0 + 0 + 0 + + + gr_channel_model_0 + wxgui_fftsink2_0 + 0 + 0 + + + gr_channel_model_0 + gr_fll_band_edge_cc_0 + 0 + 0 + + + gr_fll_band_edge_cc_0 + wxgui_scopesink2_0_0 + 0 + 0 + + + gr_fll_band_edge_cc_0 + wxgui_fftsink2_0_0 + 0 + 0 + + diff --git a/gr-digital/examples/demod/dpsk_loopback.grc b/gr-digital/examples/demod/dpsk_loopback.grc new file mode 100644 index 000000000..aef6a7738 --- /dev/null +++ b/gr-digital/examples/demod/dpsk_loopback.grc @@ -0,0 +1,502 @@ + + + Tue Apr 3 18:03:52 2012 + + options + + id + dpsk_loopback + + + _enabled + True + + + title + DPSK Loopback + + + author + Example + + + description + gnuradio flow graph + + + window_size + 1280, 1024 + + + generate_options + wx_gui + + + category + Custom + + + run_options + prompt + + + run + True + + + realtime_scheduling + + + + _coordinate + (10, 10) + + + _rotation + 0 + + + + variable + + id + samp_rate + + + _enabled + True + + + value + 10000 + + + _coordinate + (10, 170) + + + _rotation + 0 + + + + variable_slider + + id + freq + + + _enabled + True + + + label + Frequency (Hz) + + + value + 500 + + + min + 0 + + + max + samp_rate/2 + + + num_steps + 100 + + + style + wx.SL_HORIZONTAL + + + converver + float_converter + + + grid_pos + + + + notebook + + + + _coordinate + (12, 257) + + + _rotation + 0 + + + + gr_throttle + + id + gr_throttle_0_0 + + + _enabled + True + + + type + float + + + samples_per_second + samp_rate + + + vlen + 1 + + + _coordinate + (225, 174) + + + _rotation + 0 + + + + gr_sig_source_x + + id + gr_sig_source_x_0 + + + _enabled + True + + + type + float + + + samp_rate + samp_rate + + + waveform + gr.GR_COS_WAVE + + + freq + freq + + + amp + 1 + + + offset + 0 + + + _coordinate + (203, 8) + + + _rotation + 0 + + + + blks2_packet_decoder + + id + blks2_packet_decoder_0 + + + _enabled + True + + + type + float + + + access_code + + + + threshold + -1 + + + _coordinate + (551, 65) + + + _rotation + 0 + + + + digital_dxpsk_demod + + id + digital_dxpsk_demod_0 + + + _enabled + True + + + type + dbpsk + + + samples_per_symbol + 2 + + + excess_bw + 0.35 + + + freq_bw + 6.28/100.0 + + + phase_bw + 6.28/100.0 + + + timing_bw + 6.28/100.0 + + + omega_relative_limit + 0.005 + + + gray_coded + True + + + verbose + False + + + log + False + + + sync_out + False + + + _coordinate + (639, 254) + + + _rotation + 0 + + + + digital_dxpsk_mod + + id + digital_dxpsk_mod_0 + + + _enabled + True + + + type + dbpsk + + + samples_per_symbol + 2 + + + excess_bw + 0.35 + + + gray_coded + True + + + verbose + False + + + log + False + + + _coordinate + (421, 294) + + + _rotation + 0 + + + + blks2_packet_encoder + + id + blks2_packet_encoder_0 + + + _enabled + True + + + type + float + + + samples_per_symbol + 2 + + + bits_per_symbol + 1 + + + access_code + + + + pad_for_usrp + True + + + payload_length + 0 + + + _coordinate + (216, 286) + + + _rotation + 0 + + + + wxgui_scopesink2 + + id + wxgui_scopesink2_0 + + + _enabled + True + + + type + float + + + title + Scope Plot + + + samp_rate + samp_rate + + + v_scale + 0 + + + v_offset + 0 + + + t_scale + 1./freq + + + ac_couple + False + + + xy_mode + False + + + num_inputs + 1 + + + win_size + + + + grid_pos + + + + notebook + + + + trig_mode + gr.gr_TRIG_MODE_AUTO + + + y_axis_label + Counts + + + _coordinate + (760, 41) + + + _rotation + 0 + + + + gr_sig_source_x_0 + gr_throttle_0_0 + 0 + 0 + + + gr_throttle_0_0 + blks2_packet_encoder_0 + 0 + 0 + + + blks2_packet_decoder_0 + wxgui_scopesink2_0 + 0 + 0 + + + digital_dxpsk_demod_0 + blks2_packet_decoder_0 + 0 + 0 + + + digital_dxpsk_mod_0 + digital_dxpsk_demod_0 + 0 + 0 + + + blks2_packet_encoder_0 + digital_dxpsk_mod_0 + 0 + 0 + + diff --git a/gr-digital/examples/demod/mpsk_demod.grc b/gr-digital/examples/demod/mpsk_demod.grc new file mode 100644 index 000000000..d7cca9661 --- /dev/null +++ b/gr-digital/examples/demod/mpsk_demod.grc @@ -0,0 +1,598 @@ + + + Tue Apr 3 18:01:57 2012 + + options + + id + mpsk_demod + + + _enabled + True + + + title + MPSK Demod Demo + + + author + + + + description + + + + window_size + 1280, 1024 + + + generate_options + wx_gui + + + category + Custom + + + run_options + prompt + + + run + True + + + realtime_scheduling + + + + _coordinate + (10, 10) + + + _rotation + 0 + + + + variable + + id + samp_rate + + + _enabled + True + + + value + 32000 + + + _coordinate + (10, 170) + + + _rotation + 0 + + + + variable + + id + samps_per_sym + + + _enabled + True + + + value + 4 + + + _coordinate + (7, 89) + + + _rotation + 0 + + + + variable_slider + + id + noise + + + _enabled + True + + + label + Noise + + + value + .1 + + + min + 0 + + + max + 1 + + + num_steps + 100 + + + style + wx.SL_HORIZONTAL + + + converver + float_converter + + + grid_pos + + + + notebook + + + + _coordinate + (259, 353) + + + _rotation + 0 + + + + variable_slider + + id + freq_off + + + _enabled + True + + + label + Freq Offset + + + value + 0 + + + min + -.5 + + + max + .5 + + + num_steps + 1000 + + + style + wx.SL_HORIZONTAL + + + converver + float_converter + + + grid_pos + + + + notebook + + + + _coordinate + (126, 345) + + + _rotation + 0 + + + + notebook + + id + notebook + + + _enabled + True + + + style + wx.NB_TOP + + + labels + ['Constellation', 'Spectrum'] + + + grid_pos + + + + notebook + + + + _coordinate + (520, 407) + + + _rotation + 0 + + + + wxgui_constellationsink2 + + id + wxgui_constellationsink2_0 + + + _enabled + True + + + title + Constellation Plot + + + samp_rate + samp_rate + + + frame_rate + 5 + + + const_size + 2048 + + + M + 4 + + + theta + 0 + + + loop_bw + 6.28/100.0 + + + fmax + 0.06 + + + mu + 0.5 + + + gain_mu + 0.005 + + + symbol_rate + samp_rate/4. + + + omega_limit + 0.005 + + + win_size + + + + grid_pos + + + + notebook + notebook, 0 + + + _coordinate + (824, 212) + + + _rotation + 0 + + + + wxgui_fftsink2 + + id + wxgui_fftsink2_0 + + + _enabled + True + + + type + complex + + + title + FFT Plot + + + samp_rate + samp_rate + + + baseband_freq + 0 + + + y_per_div + 10 + + + y_divs + 10 + + + ref_level + 50 + + + ref_scale + 2.0 + + + fft_size + 1024 + + + fft_rate + 30 + + + peak_hold + False + + + average + False + + + avg_alpha + 0 + + + win + None + + + win_size + + + + grid_pos + + + + notebook + notebook, 1 + + + _coordinate + (847, 10) + + + _rotation + 0 + + + + gr_channel_model + + id + gr_channel_model_0 + + + _enabled + True + + + noise_voltage + noise + + + freq_offset + freq_off + + + epsilon + 1.0 + + + taps + 1.0 + + + seed + 42 + + + _coordinate + (487, 282) + + + _rotation + 0 + + + + gr_throttle + + id + gr_throttle_0 + + + _enabled + True + + + type + complex + + + samples_per_second + samp_rate + + + vlen + 1 + + + _coordinate + (633, 82) + + + _rotation + 0 + + + + random_source_x + + id + random_source_x_0 + + + _enabled + True + + + type + byte + + + min + 0 + + + max + 2**8 + + + num_samps + 10000 + + + repeat + True + + + _coordinate + (161, 119) + + + _rotation + 0 + + + + digital_dxpsk_mod + + id + digital_dxpsk_mod_0 + + + _enabled + True + + + type + dqpsk + + + samples_per_symbol + samps_per_sym + + + excess_bw + 0.35 + + + gray_coded + True + + + verbose + False + + + log + False + + + _coordinate + (361, 119) + + + _rotation + 0 + + + + gr_throttle_0 + wxgui_constellationsink2_0 + 0 + 0 + + + gr_throttle_0 + wxgui_fftsink2_0 + 0 + 0 + + + gr_channel_model_0 + gr_throttle_0 + 0 + 0 + + + digital_dxpsk_mod_0 + gr_channel_model_0 + 0 + 0 + + + random_source_x_0 + digital_dxpsk_mod_0 + 0 + 0 + + diff --git a/gr-digital/examples/demod/pam_sync.grc b/gr-digital/examples/demod/pam_sync.grc new file mode 100644 index 000000000..8571995a5 --- /dev/null +++ b/gr-digital/examples/demod/pam_sync.grc @@ -0,0 +1,1744 @@ + + + Sat Mar 6 17:17:22 2010 + + options + + id + top_block + + + _enabled + True + + + title + + + + author + + + + description + + + + window_size + 1280, 1024 + + + generate_options + wx_gui + + + category + Custom + + + run_options + prompt + + + run + True + + + realtime_scheduling + + + + _coordinate + (10, 10) + + + _rotation + 0 + + + + gr_uchar_to_float + + id + gr_uchar_to_float_0 + + + _enabled + True + + + _coordinate + (217, 108) + + + _rotation + 0 + + + + gr_uchar_to_float + + id + gr_uchar_to_float_0_0 + + + _enabled + True + + + _coordinate + (216, 273) + + + _rotation + 0 + + + + variable + + id + samp_rate + + + _enabled + True + + + value + 32000 + + + _coordinate + (128, 9) + + + _rotation + 0 + + 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gr_channel_model_0 + 0 + 0 + + diff --git a/gr-digital/examples/demod/pam_timing.grc b/gr-digital/examples/demod/pam_timing.grc new file mode 100644 index 000000000..02130f481 --- /dev/null +++ b/gr-digital/examples/demod/pam_timing.grc @@ -0,0 +1,1388 @@ + + + Mon Feb 1 18:54:46 2010 + + options + + id + top_block + + + _enabled + True + + + title + + + + author + + + + description + + + + window_size + 1280, 1024 + + + generate_options + wx_gui + + + category + Custom + + + run_options + prompt + + + run + True + + + realtime_scheduling + + + + _coordinate + (10, 10) + + + _rotation + 0 + + + + gr_uchar_to_float + + id + gr_uchar_to_float_0 + + + _enabled + True + + + _coordinate + (217, 108) + + + _rotation + 0 + + + + gr_uchar_to_float + + id + gr_uchar_to_float_0_0 + + + _enabled + True + + + _coordinate + (216, 273) + + + _rotation + 0 + + + + variable + + id + samp_rate + + + _enabled + True + + + value + 32000 + + + _coordinate + (128, 9) + + + _rotation + 0 + + + + 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+ + filter_size + nfilts + + + init_phase + 16 + + + max_dev + 1.5 + + + _coordinate + (512, 527) + + + _rotation + 0 + + + + wxgui_scopesink2 + + id + wxgui_scopesink2_0_0_0_0 + + + _enabled + True + + + type + float + + + title + Scope Plot + + + samp_rate + samp_rate + + + v_scale + 1.25 + + + v_offset + 0 + + + t_scale + 0 + + + ac_couple + False + + + xy_mode + False + + + num_inputs + 1 + + + win_size + + + + grid_pos + + + + notebook + notebook_0,2 + + + _coordinate + (1111, 767) + + + _rotation + 0 + + + + wxgui_scopesink2 + + id + wxgui_scopesink2_0_0_1 + + + _enabled + True + + + type + complex + + + title + Error + + + samp_rate + samp_rate + + + v_scale + .5 + + + v_offset + 0 + + + t_scale + 0 + + + ac_couple + False + + + xy_mode + False + + + num_inputs + 1 + + + win_size + + + + grid_pos + + + + notebook + notebook_0,3 + + + _coordinate + (1115, 358) + + + _rotation + 0 + + + + gr_float_to_complex + + id + gr_float_to_complex_0 + + + _enabled + True + + + vlen + 1 + + + _coordinate + (590, 184) + + + _rotation + 0 + + + + blks2_pfb_arb_resampler_ccf + + id + blks2_pfb_arb_resampler_ccf_0 + + + _enabled + True + + + rate + spb + + + taps + firdes.root_raised_cosine(32, 32, 1.0, 0.35, 44*32) + + + size + 32 + + + _coordinate + (816, 181) + + + _rotation + 0 + + + + gr_channel_model + + id + gr_channel_model_0 + + + _enabled + True + + + noise_voltage + noise_amp + + + freq_offset + freq_offset + + + epsilon + interpratio + + + taps + 1.0 + + + seed + 42 + + + _coordinate + (59, 543) + + + _rotation + 0 + + + + gr_multiply_const_vxx + + id + gr_multiply_const_vxx_0 + + + _enabled + True + + + type + complex + + + const + sig_amp + + + vlen + 1 + + + _coordinate + (714, 382) + + + _rotation + 0 + + + + variable + + id + spb + + + _enabled + True + + + value + 4.2563 + + + _coordinate + (42, 840) + + + _rotation + 0 + + + + random_source_x_0 + gr_uchar_to_float_0 + 0 + 0 + + + gr_uchar_to_float_0 + gr_add_xx_0 + 0 + 0 + + + const_source_x_0 + gr_add_xx_0 + 0 + 1 + + + gr_uchar_to_float_0_0 + gr_add_xx_0_1 + 0 + 0 + + + const_source_x_0_0 + gr_add_xx_0_1 + 0 + 1 + + + random_source_x_0_0 + gr_uchar_to_float_0_0 + 0 + 0 + + + gr_channel_model_0 + gr_throttle_0 + 0 + 0 + + + gr_add_xx_0 + gr_float_to_complex_0 + 0 + 0 + + + gr_add_xx_0_1 + gr_float_to_complex_0 + 0 + 1 + + + gr_pfb_clock_sync_xxx_0 + wxgui_scopesink2_0 + 0 + 0 + + + gr_throttle_0 + gr_pfb_clock_sync_xxx_0 + 0 + 0 + + + gr_pfb_clock_sync_xxx_0 + wxgui_scopesink2_0_0 + 1 + 0 + + + gr_pfb_clock_sync_xxx_0 + wxgui_scopesink2_0_0_0 + 3 + 0 + + + gr_pfb_clock_sync_xxx_0 + wxgui_scopesink2_0_0_0_0 + 2 + 0 + + + gr_multiply_const_vxx_0 + wxgui_scopesink2_0_0_1 + 0 + 0 + + + gr_float_to_complex_0 + blks2_pfb_arb_resampler_ccf_0 + 0 + 0 + + + blks2_pfb_arb_resampler_ccf_0 + gr_multiply_const_vxx_0 + 0 + 0 + + + gr_multiply_const_vxx_0 + gr_channel_model_0 + 0 + 0 + + -- cgit