From 71127c2d4082119ea086f9f881b349922ed8cf24 Mon Sep 17 00:00:00 2001 From: Wayne Roberts Date: Sun, 8 Jul 2012 16:57:01 -0400 Subject: digital: adding a GFSK mod/demodulator. Includes GRC files and an example in gr-digital/examples/demod --- gr-digital/examples/demod/gfsk_loopback.grc | 646 ++++++++++++++++++++++++++++ 1 file changed, 646 insertions(+) create mode 100644 gr-digital/examples/demod/gfsk_loopback.grc (limited to 'gr-digital/examples/demod') diff --git a/gr-digital/examples/demod/gfsk_loopback.grc b/gr-digital/examples/demod/gfsk_loopback.grc new file mode 100644 index 000000000..f74a83526 --- /dev/null +++ b/gr-digital/examples/demod/gfsk_loopback.grc @@ -0,0 +1,646 @@ + + + Sun Jul 8 16:56:18 2012 + + 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 + (34, 241) + + + _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 + (215, 26) + + + _rotation + 0 + + + + gr_throttle + + id + gr_throttle_0_0 + + + _enabled + True + + + type + float + + + samples_per_second + samp_rate + + + vlen + 1 + + + _coordinate + (272.5, 142.0) + + + _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 + (261, 227) + + + _rotation + 0 + + + + variable + + id + samp_rate + + + _enabled + True + + + value + 10000 + + + _coordinate + (10, 170) + + + _rotation + 0 + + + + digital_gfsk_demod + + id + digital_gfsk_demod_0 + + + _enabled + True + + + samples_per_symbol + sps + + + sensitivity + fm_sensitivity + + + gain_mu + 0.175 + + + mu + 0.5 + + + omega_relative_limit + 0.005 + + + freq_error + 0.0 + + + verbose + False + + + log + False + + + _coordinate + (669, 257) + + + _rotation + 0 + + + + variable + + id + sps + + + _enabled + True + + + value + 8 + + + _coordinate + (47, 445) + + + _rotation + 0 + + + + digital_gfsk_mod + + id + digital_gfsk_mod_0 + + + _enabled + True + + + samples_per_symbol + sps + + + sensitivity + fm_sensitivity + + + bt + 0.35 + + + verbose + False + + + log + False + + + _coordinate + (456, 277) + + + _rotation + 0 + + + + variable + + id + fm_sensitivity + + + _enabled + True + + + value + 1.0 + + + _coordinate + (40, 366) + + + _rotation + 0 + + + + blks2_packet_decoder + + id + blks2_packet_decoder_0 + + + _enabled + True + + + type + float + + + access_code + + + + threshold + -1 + + + _coordinate + (705, 130) + + + _rotation + 0 + + + + gr_quadrature_demod_cf + + id + gr_quadrature_demod_cf_0 + + + _enabled + True + + + gain + 1 + + + _coordinate + (627, 417) + + + _rotation + 0 + + + + options + + id + gfsk_loopback + + + _enabled + True + + + title + + + + author + + + + description + + + + window_size + 1280, 1024 + + + generate_options + wx_gui + + + category + Custom + + + run_options + prompt + + + run + True + + + max_nouts + 0 + + + realtime_scheduling + + + + _coordinate + (10, 10) + + + _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 + (907, 59) + + + _rotation + 0 + + + + wxgui_scopesink2 + + id + wxgui_scopesink2_1 + + + _enabled + True + + + type + float + + + title + Scope Plot + + + 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 + + + + trig_mode + gr.gr_TRIG_MODE_AUTO + + + y_axis_label + Counts + + + _coordinate + (853, 400) + + + _rotation + 0 + + + + digital_gfsk_mod_0 + digital_gfsk_demod_0 + 0 + 0 + + + gr_sig_source_x_0 + gr_throttle_0_0 + 0 + 0 + + + gr_throttle_0_0 + blks2_packet_encoder_0 + 0 + 0 + + + blks2_packet_encoder_0 + digital_gfsk_mod_0 + 0 + 0 + + + digital_gfsk_demod_0 + blks2_packet_decoder_0 + 0 + 0 + + + blks2_packet_decoder_0 + wxgui_scopesink2_0 + 0 + 0 + + + digital_gfsk_mod_0 + gr_quadrature_demod_cf_0 + 0 + 0 + + + gr_quadrature_demod_cf_0 + wxgui_scopesink2_1 + 0 + 0 + + -- cgit From b34c497a27448cdadeecbf24bc95e8af5e4208c1 Mon Sep 17 00:00:00 2001 From: Martin Braun Date: Sun, 8 Jul 2012 17:02:57 -0400 Subject: digital: patching ber_simulation.grc to use EbN0 instead of noise amplitude. --- gr-digital/examples/demod/ber_simulation.grc | 305 +++++++++++++-------------- 1 file changed, 143 insertions(+), 162 deletions(-) (limited to 'gr-digital/examples/demod') diff --git a/gr-digital/examples/demod/ber_simulation.grc b/gr-digital/examples/demod/ber_simulation.grc index 6a9361ed1..b7c6a624b 100644 --- a/gr-digital/examples/demod/ber_simulation.grc +++ b/gr-digital/examples/demod/ber_simulation.grc @@ -1,6 +1,6 @@ - Tue Apr 3 18:11:51 2012 + Thu Jul 5 15:57:06 2012 options @@ -43,6 +43,10 @@ run True + + max_nouts + 0 + realtime_scheduling @@ -57,10 +61,41 @@ - gr_noise_source_x + gr_throttle id - gr_noise_source_x + gr_throttle + + + _enabled + True + + + type + byte + + + samples_per_second + samp_rate + + + vlen + 1 + + + _coordinate + (284, 24) + + + _rotation + 0 + + + + gr_add_xx + + id + gr_add_xx _enabled @@ -71,20 +106,39 @@ complex - noise_type - gr.GR_GAUSSIAN + num_inputs + 2 - amp - noise + vlen + 1 - seed - 42 + _coordinate + (486, 151) + + + _rotation + 0 + + + + digital_constellation_decoder_cb + + id + digital_constellation_decoder_cb_0 + + + _enabled + True + + + constellation + const.base() _coordinate - (235, 379) + (618, 164) _rotation @@ -171,38 +225,30 @@ _coordinate - (1062, 11) + (791, 228) _rotation - 0 + 180 - gr_throttle + import id - gr_throttle + import _enabled True - type - byte - - - samples_per_second - samp_rate - - - vlen - 1 + import + import math _coordinate - (397, 27) + (18, 373) _rotation @@ -213,7 +259,7 @@ variable id - samp_rate + const _enabled @@ -221,11 +267,11 @@ value - 50e3 + digital.qpsk_constellation() _coordinate - (20, 168) + (116, 310) _rotation @@ -233,22 +279,22 @@ - import + variable id - import + samp_rate _enabled True - import - import math + value + 100e3 _coordinate - (138, 168) + (16, 308) _rotation @@ -271,7 +317,7 @@ title - "Constellation: "+str(const) + "Constellation: "+str(const.arity()) + "-PSK" samp_rate @@ -323,7 +369,7 @@ _coordinate - (828, 368) + (623, 228) _rotation @@ -331,10 +377,10 @@ - gr_add_xx + blks2_error_rate id - gr_add_xx + blks2_error_rate _enabled @@ -342,42 +388,19 @@ type - complex - - - num_inputs - 2 - - - vlen - 1 - - - _coordinate - (652, 395) - - - _rotation - 0 - - - - digital_constellation_decoder_cb - - id - digital_constellation_decoder_cb_0 + 'BER' - _enabled - True + win_size + int(1e7) - constellation - const.base() + bits_per_symbol + const.bits_per_symbol() _coordinate - (693, 205) + (720, 25) _rotation @@ -385,45 +408,34 @@ - variable + gr_noise_source_x id - const + gr_noise_source_x _enabled True - value - digital.qpsk_constellation() - - - _coordinate - (16, 461) - - - _rotation - 0 + type + complex - - - variable - id - const_points + noise_type + gr.GR_GAUSSIAN - _enabled - True + amp + 1.0 / math.sqrt(2.0 * const.bits_per_symbol() * 10**(EbN0/10)) - value - const.points() + seed + 42 _coordinate - (17, 532) + (16, 224) _rotation @@ -431,38 +443,38 @@ - random_source_x + gr_chunks_to_symbols_xx id - random_source_x + gr_chunks_to_symbols_xx _enabled True - type + in_type byte - min - 0 + out_type + complex - max - len(const_points) + symbol_table + const.points() - num_samps - 1000000 + dimension + 1 - repeat - False + num_ports + 1 _coordinate - (15, 244) + (240, 140) _rotation @@ -470,69 +482,54 @@ - gr_chunks_to_symbols_xx + variable_slider id - gr_chunks_to_symbols_xx + EbN0 _enabled True - in_type - byte - - - out_type - complex - - - symbol_table - const_points - - - dimension - 1 + label + Eb/N0 (dB) - num_ports - 1 + value + 10 - _coordinate - (367, 260) + min + -10 - _rotation - 0 + max + 200 - - - blks2_error_rate - id - blks2_error_rate + num_steps + 211 - _enabled - True + style + wx.SL_HORIZONTAL - type - 'BER' + converver + float_converter - win_size - 1000000 + grid_pos + - bits_per_symbol - int(math.log(len(const_points))/math.log(2)) + notebook + _coordinate - (670, 41) + (311, 309) _rotation @@ -540,22 +537,18 @@ - variable_slider + random_source_x id - noise + random_source_x _enabled True - label - AWGN Noise - - - value - 0.10 + type + byte min @@ -563,31 +556,19 @@ max - 1 - - - num_steps - 100 + const.arity() - style - wx.SL_HORIZONTAL - - - converver - float_converter - - - grid_pos - + num_samps + 10000000 - notebook - + repeat + True _coordinate - (268, 481) + (17, 125) _rotation -- cgit From c4805e3a02b7547823c81664dae497c145c8c66a Mon Sep 17 00:00:00 2001 From: Martin Braun Date: Sun, 8 Jul 2012 17:08:24 -0400 Subject: digital: fixes the digital demod GRC examples after last updates to gr-digital. --- gr-digital/examples/demod/digital_freq_lock.grc | 820 ++++----------- gr-digital/examples/demod/dpsk_loopback.grc | 198 ++-- gr-digital/examples/demod/mpsk_demod.grc | 10 +- gr-digital/examples/demod/pam_sync.grc | 1229 +++++++++-------------- gr-digital/examples/demod/pam_timing.grc | 370 ++++--- 5 files changed, 980 insertions(+), 1647 deletions(-) (limited to 'gr-digital/examples/demod') diff --git a/gr-digital/examples/demod/digital_freq_lock.grc b/gr-digital/examples/demod/digital_freq_lock.grc index 36037febb..df105dd7f 100644 --- a/gr-digital/examples/demod/digital_freq_lock.grc +++ b/gr-digital/examples/demod/digital_freq_lock.grc @@ -1,6 +1,6 @@ - Sat Mar 6 17:17:12 2010 + Thu Jul 5 18:11:22 2012 options @@ -44,105 +44,16 @@ True - realtime_scheduling - - - - _coordinate - (10, 10) - - - _rotation + max_nouts 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 + realtime_scheduling _coordinate - (293, 684) + (-1, 0) _rotation @@ -153,7 +64,7 @@ random_source_x id - random_source_x_0 + random_source_x _enabled @@ -169,11 +80,11 @@ max - pam_amp + 256 num_samps - 10000 + 10000000 repeat @@ -181,7 +92,7 @@ _coordinate - (13, 80) + (-2, 111) _rotation @@ -189,10 +100,10 @@ - random_source_x + gr_throttle id - random_source_x_0_0 + gr_throttle_0 _enabled @@ -200,54 +111,19 @@ 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 + complex - type - float + samples_per_second + samp_rate - const - -0.5*(pam_amp-1) + vlen + 1 _coordinate - (213, 197) + (456, 134) _rotation @@ -255,26 +131,22 @@ - const_source_x + variable id - const_source_x_0_0 + sps _enabled True - type - float - - - const - -0.5*(pam_amp-1) + value + 4 _coordinate - (200, 360) + (166, -2) _rotation @@ -282,30 +154,22 @@ - gr_add_xx + variable id - gr_add_xx_0 + rolloff _enabled True - type - float - - - num_inputs - 2 - - - vlen - 1 + value + 0.35 _coordinate - (440, 167) + (231, 0) _rotation @@ -313,10 +177,10 @@ - gr_add_xx + digital_fll_band_edge_cc id - gr_add_xx_0_1 + digital_fll_band_edge_cc_0 _enabled @@ -324,42 +188,27 @@ type - float - - - num_inputs - 2 - - - vlen - 1 - - - _coordinate - (430, 330) + cc - _rotation - 0 + samps_per_sym + sps - - - variable - id - nfilts + rolloff + rolloff - _enabled - True + filter_size + 44 - value - 32 + w + freq_bw _coordinate - (435, 686) + (81, 248) _rotation @@ -370,7 +219,7 @@ variable_slider id - noise_amp + freq_bw _enabled @@ -378,7 +227,7 @@ label - Channel Noise + FLL Loop Bandwidth value @@ -390,7 +239,7 @@ max - 1.0 + 0.1 num_steps @@ -414,7 +263,7 @@ _coordinate - (168, 684) + (80, 382) _rotation @@ -425,7 +274,7 @@ variable id - spb_gen + samp_rate _enabled @@ -433,11 +282,11 @@ value - 4 + 32000 _coordinate - (119, 841) + (439, -1) _rotation @@ -445,122 +294,42 @@ - variable + variable_slider id - pam_amp + noise_amp _enabled True - value - 2 - - - _coordinate - (223, 9) - - - _rotation - 0 - - - - variable - - id - spb - - - _enabled - True + label + Channel Noise 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 + min 0 - - - notebook - id - notebook_0 + max + 1.0 - _enabled - True + num_steps + 1000 style - wx.NB_TOP + wx.SL_HORIZONTAL - labels - ['Freq', 'Time'] + converver + float_converter grid_pos @@ -572,7 +341,7 @@ _coordinate - (216, 845) + (553, 0) _rotation @@ -580,54 +349,42 @@ - wxgui_scopesink2 + variable_slider id - wxgui_scopesink2_0 + freq_offset _enabled True - type - complex - - - title - Signal into Receiver - - - samp_rate - samp_rate - - - v_scale - 0 + label + Frequency Offset - v_offset + value 0 - t_scale - 0 + min + -0.5 - ac_couple - False + max + 0.5 - xy_mode - False + num_steps + 1000 - num_inputs - 1 + style + wx.SL_HORIZONTAL - win_size - + converver + float_converter grid_pos @@ -635,11 +392,11 @@ notebook - notebook_0,1 + _coordinate - (1123, 392) + (673, -1) _rotation @@ -647,86 +404,38 @@ - wxgui_fftsink2 + gr_channel_model id - wxgui_fftsink2_0 + gr_channel_model_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 + noise_voltage + noise_amp - win - None + freq_offset + freq_offset - win_size - + epsilon + 1.0 - grid_pos - + taps + 1.0 - notebook - notebook_0,0 + seed + 42 _coordinate - (1122, 473) + (649, 104) _rotation @@ -737,7 +446,7 @@ wxgui_scopesink2 id - wxgui_scopesink2_0_0 + wxgui_scopesink2_0 _enabled @@ -749,7 +458,7 @@ title - Frequency Corrected Signal + Signal into Receiver samp_rate @@ -791,9 +500,17 @@ notebook notebook_0,1 + + trig_mode + gr.gr_TRIG_MODE_AUTO + + + y_axis_label + Counts + _coordinate - (1122, 680) + (875, 0) _rotation @@ -804,7 +521,7 @@ wxgui_fftsink2 id - wxgui_fftsink2_0_0 + wxgui_fftsink2_0 _enabled @@ -816,7 +533,7 @@ title - Frequency Corrected Signal + Signal into Receiver samp_rate @@ -879,31 +596,12 @@ notebook_0,0 - _coordinate - (1121, 762) - - - _rotation - 0 - - - - variable - - id - samp_rate - - - _enabled - True - - - value - 32000 + freqvar + None _coordinate - (128, 9) + (875, 108) _rotation @@ -911,68 +609,46 @@ - variable + digital_psk_mod id - sig_amp + digital_psk_mod_0 _enabled True - value - 1 - - - _coordinate - (315, 9) + constellation_points + 2 - _rotation - 0 + mod_code + "gray" - - - variable - id - rolloff + differential + False - _enabled - True + samples_per_symbol + sps - value + excess_bw 0.35 - _coordinate - (398, 12) - - - _rotation - 0 - - - - variable - - id - rrctaps - - - _enabled - True + verbose + False - value - firdes.root_raised_cosine(nfilts,1.0,1.0/(spb*nfilts), .35, int(11*spb*nfilts)) + log + False _coordinate - (826, 61) + (194, 104) _rotation @@ -980,10 +656,10 @@ - root_raised_cosine_filter + wxgui_scopesink2 id - root_raised_cosine_filter_0 + wxgui_scopesink2_0_0 _enabled @@ -991,82 +667,63 @@ type - interp_fir_filter_ccf - - - decim - 1 - - - interp - spb_gen + complex - gain - 2*spb_gen + title + Frequency Corrected Signal samp_rate - 1.0 - - - sym_rate - 1./spb_gen - - - alpha - rolloff + samp_rate - ntaps - 44 + v_scale + 0 - _coordinate - (978, 157) + v_offset + 0 - _rotation + t_scale 0 - - - gr_fll_band_edge_cc - id - gr_fll_band_edge_cc_0 + ac_couple + False - _enabled - True + xy_mode + False - type - cc + num_inputs + 1 - samps_per_sym - spb_gen + win_size + - rolloff - rolloff + grid_pos + - filter_size - 44 + notebook + notebook_0,1 - alpha - alpha + trig_mode + gr.gr_TRIG_MODE_AUTO - beta - beta + y_axis_label + Counts _coordinate - (874, 664) + (439, 289) _rotation @@ -1074,81 +731,74 @@ - gr_channel_model + wxgui_fftsink2 id - gr_channel_model_0 + wxgui_fftsink2_0_0 _enabled True - noise_voltage - noise_amp - - - freq_offset - freq_offset + type + complex - epsilon - 1.0 + title + Frequency Corrected Signal - taps - 1.0 + samp_rate + samp_rate - seed - 42 + baseband_freq + 0 - _coordinate - (618, 376) + y_per_div + 10 - _rotation - 0 + y_divs + 10 - - - variable_slider - id - beta + ref_level + 10 - _enabled - True + ref_scale + 2.0 - label - Freq Beta + fft_size + 1024 - value - 0 + fft_rate + 30 - min - 0.0 + peak_hold + False - max - 0.01 + average + False - num_steps - 1000 + avg_alpha + 0 - style - wx.SL_HORIZONTAL + win + None - converver - float_converter + win_size + grid_pos @@ -1156,54 +806,38 @@ notebook - + notebook_0,0 + + + freqvar + None _coordinate - (668, 5) + (439, 423) _rotation - 180 + 0 - variable_slider + notebook id - alpha + notebook_0 _enabled True - - label - Freq Alpha - - - value - 0 - - - min - 0 - - - max - 0.1 - - - num_steps - 1000 - style - wx.SL_HORIZONTAL + wx.NB_TOP - converver - float_converter + labels + ['Freq', 'Time'] grid_pos @@ -1215,7 +849,7 @@ _coordinate - (552, 4) + (114, 521) _rotation @@ -1223,97 +857,49 @@ - 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 + gr_channel_model_0 + wxgui_scopesink2_0 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 + gr_channel_model_0 + wxgui_fftsink2_0 0 0 - gr_add_xx_0 - gr_float_to_complex_0 + random_source_x + digital_psk_mod_0 0 0 - gr_add_xx_0_1 - gr_float_to_complex_0 - 0 - 1 - - - gr_float_to_complex_0 + digital_psk_mod_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 + digital_fll_band_edge_cc_0 0 0 - gr_fll_band_edge_cc_0 + digital_fll_band_edge_cc_0 wxgui_scopesink2_0_0 0 0 - gr_fll_band_edge_cc_0 + digital_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 index aef6a7738..c9867bea2 100644 --- a/gr-digital/examples/demod/dpsk_loopback.grc +++ b/gr-digital/examples/demod/dpsk_loopback.grc @@ -1,6 +1,6 @@ - Tue Apr 3 18:03:52 2012 + Thu Jul 5 16:26:53 2012 options @@ -17,11 +17,11 @@ author - Example + GNU Radio description - gnuradio flow graph + Encode a signal into a packet, modulate, demodulate, decode and show it's the same data. window_size @@ -43,6 +43,10 @@ run True + + max_nouts + 0 + realtime_scheduling @@ -72,7 +76,7 @@ _coordinate - (10, 170) + (11, 120) _rotation @@ -127,7 +131,7 @@ _coordinate - (12, 257) + (13, 188) _rotation @@ -135,10 +139,10 @@ - gr_throttle + gr_sig_source_x id - gr_throttle_0_0 + gr_sig_source_x_0 _enabled @@ -149,16 +153,28 @@ float - samples_per_second + samp_rate samp_rate - vlen + waveform + gr.GR_COS_WAVE + + + freq + freq + + + amp 1 + + offset + 0 + _coordinate - (225, 174) + (184, 9) _rotation @@ -166,10 +182,10 @@ - gr_sig_source_x + digital_dxpsk_mod id - gr_sig_source_x_0 + digital_dxpsk_mod_1 _enabled @@ -177,31 +193,31 @@ type - float + dbpsk - samp_rate - samp_rate + samples_per_symbol + 2 - waveform - gr.GR_COS_WAVE + excess_bw + 0.35 - freq - freq + gray_coded + True - amp - 1 + verbose + False - offset - 0 + log + False _coordinate - (203, 8) + (745, 16) _rotation @@ -209,10 +225,10 @@ - blks2_packet_decoder + gr_throttle id - blks2_packet_decoder_0 + gr_throttle_0_0 _enabled @@ -223,16 +239,16 @@ float - access_code - + samples_per_second + samp_rate - threshold - -1 + vlen + 1 _coordinate - (551, 65) + (358, 39) _rotation @@ -240,10 +256,10 @@ - digital_dxpsk_demod + blks2_packet_encoder id - digital_dxpsk_demod_0 + blks2_packet_encoder_0 _enabled @@ -251,51 +267,31 @@ type - dbpsk + float 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 + bits_per_symbol + 1 - omega_relative_limit - 0.005 + access_code + - gray_coded + pad_for_usrp True - verbose - False - - - log - False - - - sync_out - False + payload_length + 0 _coordinate - (639, 254) + (541, 9) _rotation @@ -303,10 +299,10 @@ - digital_dxpsk_mod + digital_dxpsk_demod id - digital_dxpsk_mod_0 + digital_dxpsk_demod_1 _enabled @@ -324,6 +320,22 @@ 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 @@ -336,20 +348,24 @@ log False + + sync_out + False + _coordinate - (421, 294) + (746, 135) _rotation - 0 + 180 - blks2_packet_encoder + blks2_packet_decoder id - blks2_packet_encoder_0 + blks2_packet_decoder_0 _enabled @@ -359,33 +375,21 @@ type float - - samples_per_symbol - 2 - - - bits_per_symbol - 1 - access_code - pad_for_usrp - True - - - payload_length - 0 + threshold + -1 _coordinate - (216, 286) + (545, 187) _rotation - 0 + 180 @@ -456,46 +460,46 @@ _coordinate - (760, 41) + (184, 165) _rotation - 0 + 180 - gr_sig_source_x_0 - gr_throttle_0_0 + blks2_packet_decoder_0 + wxgui_scopesink2_0 0 0 - gr_throttle_0_0 - blks2_packet_encoder_0 + blks2_packet_encoder_0 + digital_dxpsk_mod_1 0 0 - blks2_packet_decoder_0 - wxgui_scopesink2_0 + digital_dxpsk_mod_1 + digital_dxpsk_demod_1 0 0 - digital_dxpsk_demod_0 + digital_dxpsk_demod_1 blks2_packet_decoder_0 0 0 - digital_dxpsk_mod_0 - digital_dxpsk_demod_0 + gr_throttle_0_0 + blks2_packet_encoder_0 0 0 - blks2_packet_encoder_0 - digital_dxpsk_mod_0 + gr_sig_source_x_0 + gr_throttle_0_0 0 0 diff --git a/gr-digital/examples/demod/mpsk_demod.grc b/gr-digital/examples/demod/mpsk_demod.grc index d7cca9661..b718fb68a 100644 --- a/gr-digital/examples/demod/mpsk_demod.grc +++ b/gr-digital/examples/demod/mpsk_demod.grc @@ -1,6 +1,6 @@ - Tue Apr 3 18:01:57 2012 + Thu Jul 5 16:28:45 2012 options @@ -43,6 +43,10 @@ run True + + max_nouts + 0 + realtime_scheduling @@ -404,6 +408,10 @@ notebook notebook, 1 + + freqvar + None + _coordinate (847, 10) diff --git a/gr-digital/examples/demod/pam_sync.grc b/gr-digital/examples/demod/pam_sync.grc index 8571995a5..f870a0b06 100644 --- a/gr-digital/examples/demod/pam_sync.grc +++ b/gr-digital/examples/demod/pam_sync.grc @@ -1,6 +1,6 @@ - Sat Mar 6 17:17:22 2010 + Thu Jul 5 17:54:54 2012 options @@ -43,13 +43,17 @@ run True + + max_nouts + 0 + realtime_scheduling _coordinate - (10, 10) + (-1, 0) _rotation @@ -57,18 +61,22 @@ - gr_uchar_to_float + variable id - gr_uchar_to_float_0 + const _enabled True + + value + digital.qpsk_constellation() + _coordinate - (217, 108) + (336, -2) _rotation @@ -76,18 +84,22 @@ - gr_uchar_to_float + variable id - gr_uchar_to_float_0_0 + rrctaps _enabled True + + value + firdes.root_raised_cosine(nfilts,1.0,1.0/(spb*nfilts), rolloff, int(11*spb*nfilts)) + _coordinate - (216, 273) + (686, -1) _rotation @@ -98,7 +110,7 @@ variable id - samp_rate + rolloff _enabled @@ -106,11 +118,11 @@ value - 32000 + 0.35 _coordinate - (128, 9) + (607, -1) _rotation @@ -118,54 +130,68 @@ - variable_slider + variable id - freq_offset + spb _enabled True - label - Frequency Offset + value + 4.0 - value + _coordinate + (542, -1) + + + _rotation 0 + + + variable + + id + sig_amp + - min - -0.5 + _enabled + True - max - 0.5 + value + 1.0 - num_steps - 1000 + _coordinate + (861, 0) - style - wx.SL_HORIZONTAL + _rotation + 0 + + + virtual_sink - converver - float_converter + id + virtual_sink_0 - grid_pos - + _enabled + True - notebook - + stream_id + input_signal_probe _coordinate - (293, 684) + (330, 183) _rotation @@ -173,10 +199,10 @@ - random_source_x + gr_pfb_clock_sync_xxx id - random_source_x_0 + gr_pfb_clock_sync_xxx_0 _enabled @@ -184,27 +210,43 @@ type - byte + ccf - min - 0 + sps + spb - max - pam_amp + alpha + time_alpha - num_samps - 10000 + beta + time_beta - repeat - True + taps + rrctaps + + + filter_size + nfilts + + + init_phase + 16 + + + max_dev + 1.5 + + + osps + 1 _coordinate - (13, 80) + (598, 241) _rotation @@ -212,10 +254,10 @@ - random_source_x + digital_fll_band_edge_cc id - random_source_x_0_0 + digital_fll_band_edge_cc_0 _enabled @@ -223,27 +265,27 @@ type - byte + cc - min - 0 + samps_per_sym + spb - max - pam_amp + rolloff + rolloff - num_samps - 10000 + filter_size + 44 - repeat - True + w + freq_bw _coordinate - (15, 245) + (331, 239) _rotation @@ -251,26 +293,22 @@ - const_source_x + variable id - const_source_x_0 + nfilts _enabled True - type - float - - - const - -0.5*(pam_amp-1) + value + 32 _coordinate - (213, 197) + (598, 186) _rotation @@ -278,26 +316,22 @@ - const_source_x + variable id - const_source_x_0_0 + samp_rate _enabled True - type - float - - - const - -0.5*(pam_amp-1) + value + 128000 _coordinate - (200, 360) + (193, -1) _rotation @@ -305,10 +339,10 @@ - gr_add_xx + random_source_x id - gr_add_xx_0 + random_source_x _enabled @@ -316,19 +350,27 @@ type - float + byte - num_inputs - 2 + min + 0 - vlen - 1 + max + const.arity() + + + num_samps + 10000000 + + + repeat + True _coordinate - (440, 167) + (0, 72) _rotation @@ -336,30 +378,38 @@ - gr_add_xx + gr_chunks_to_symbols_xx id - gr_add_xx_0_1 + gr_chunks_to_symbols_xx _enabled True - type - float + in_type + byte - num_inputs - 2 + out_type + complex - vlen + symbol_table + const.points() + + + dimension + 1 + + + num_ports 1 _coordinate - (430, 330) + (196, 87) _rotation @@ -367,22 +417,30 @@ - variable + blks2_pfb_arb_resampler_ccf id - nfilts + blks2_pfb_arb_resampler_ccf_0 _enabled True - value + rate + spb + + + taps + firdes.root_raised_cosine(32, 32, 1.0, 0.35, 44*32) + + + size 32 _coordinate - (435, 686) + (435, 80) _rotation @@ -390,54 +448,38 @@ - variable_slider + gr_channel_model id - noise_amp + gr_channel_model_0 _enabled True - label - Channel Noise + noise_voltage + noise_amp - value - 0 + freq_offset + freq_offset - min - 0 + epsilon + interpratio - max + taps 1.0 - num_steps - 1000 - - - style - wx.SL_HORIZONTAL - - - converver - float_converter - - - grid_pos - - - - notebook - + seed + 42 _coordinate - (168, 684) + (46, 183) _rotation @@ -445,319 +487,84 @@ - variable_slider + gr_multiply_const_vxx id - interpratio + gr_multiply_const_vxx_0 _enabled True - label - Timing Offset + type + complex - value - 1.00 + const + sig_amp - min - 0.99 + vlen + 1 - max - 1.01 + _coordinate + (659, 95) - num_steps - 1000 + _rotation + 0 + + + gr_throttle - style - wx.SL_HORIZONTAL + id + gr_throttle_0 - converver - float_converter + _enabled + True - grid_pos - + type + complex - notebook - + samples_per_second + samp_rate + + + vlen + 1 _coordinate - (40, 684) + (857, 95) _rotation - 180 + 0 - variable - - id - pam_amp - - - _enabled - True - - - value - 2 - - - _coordinate - (223, 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 - (397, 9) - - - _rotation - 0 - - - - gr_throttle - - id - gr_throttle_0 - - - _enabled - True - - - type - complex - - - samples_per_second - samp_rate - - - vlen - 1 - - - _coordinate - (253, 575) - - - _rotation - 0 - - - - variable_slider - - id - time_beta - - - _enabled - True - - - label - Timing Beta - - - value - 0 - - - min - 0.0 - - - max - 0.1 - - - num_steps - 1000 - - - style - wx.SL_HORIZONTAL - - - converver - float_converter - - - grid_pos - - - - notebook - - - - _coordinate - (606, 8) - - - _rotation - 180 - - - - variable_slider - - id - time_alpha - - - _enabled - True - - - label - Timing Alpha - - - value - 0 - - - min - 0 - - - max - 1 - - - num_steps - 1000 - - - style - wx.SL_HORIZONTAL - - - converver - float_converter - - - grid_pos - - - - notebook - - - - _coordinate - (490, 8) - - - _rotation - 0 - - - - variable_slider + virtual_source id - phase_alpha + virtual_source_0 _enabled True - label - Phase Alpha - - - value - 0 - - - min - 0 - - - max - 0.1 - - - num_steps - 1000 - - - style - wx.SL_HORIZONTAL - - - converver - float_converter - - - grid_pos - - - - notebook - + stream_id + input_signal_probe _coordinate - (953, 8) + (835, 562) _rotation @@ -765,85 +572,18 @@ - variable_slider + digital_costas_loop_cc id - phase_beta + digital_costas_loop_cc_0 _enabled True - label - Phase Beta - - - value - 0 - - - min - 0.0 - - - max - 0.01 - - - num_steps - 1000 - - - style - wx.SL_HORIZONTAL - - - converver - float_converter - - - grid_pos - - - - notebook - - - - _coordinate - (1066, 8) - - - _rotation - 180 - - - - gr_costas_loop_cc - - id - gr_costas_loop_cc_0 - - - _enabled - True - - - alpha - phase_alpha - - - beta - phase_beta - - - max_freq - 0.2 - - - min_freq - -0.2 + w + phase_bw order @@ -851,7 +591,7 @@ _coordinate - (915, 560) + (866, 246) _rotation @@ -862,7 +602,7 @@ wxgui_scopesink2 id - wxgui_scopesink2_0 + wxgui_scopesink2_0_0_1 _enabled @@ -874,7 +614,7 @@ title - Input Signal + Pre-sync Signal samp_rate @@ -882,7 +622,7 @@ v_scale - 0 + .5 v_offset @@ -914,34 +654,19 @@ notebook - notebook_0,0 - - - _coordinate - (1116, 559) - - - _rotation - 0 - - - - variable - - id - rrctaps + notebook_0,1 - _enabled - True + trig_mode + gr.gr_TRIG_MODE_AUTO - value - firdes.root_raised_cosine(nfilts,1.0,1.0/(spb*nfilts), rolloff, int(11*spb*nfilts)) + y_axis_label + Counts _coordinate - (436, 755) + (1081, 439) _rotation @@ -949,85 +674,70 @@ - notebook + wxgui_fftsink2 id - notebook_0 + wxgui_fftsink2_0 _enabled True - style - wx.NB_TOP - - - labels - ['Output Signal', 'Input Signal'] - - - grid_pos - + type + complex - notebook - + title + Received spectrum - _coordinate - (203, 823) + samp_rate + samp_rate - _rotation + baseband_freq 0 - - - wxgui_scopesink2 - - id - wxgui_scopesink2_0_0_1 - - _enabled - True + y_per_div + 10 - type - complex + y_divs + 10 - title - Input Signal + ref_level + 10 - samp_rate - samp_rate + ref_scale + 2.0 - v_scale - .5 + fft_size + 1024 - v_offset - 0 + fft_rate + 30 - t_scale - 0 + peak_hold + False - ac_couple + average False - xy_mode - False + avg_alpha + 0 - num_inputs - 1 + win + None win_size @@ -1041,9 +751,13 @@ notebook notebook_0,1 + + freqvar + None + _coordinate - (975, 312) + (1081, 563) _rotation @@ -1054,7 +768,7 @@ wxgui_fftsink2 id - wxgui_fftsink2_0 + wxgui_fftsink2_0_0 _enabled @@ -1066,7 +780,7 @@ title - Input Frequency + Post-sync spectrum samp_rate @@ -1126,195 +840,200 @@ notebook - notebook_0,1 + notebook_0,0 + + + freqvar + None _coordinate - (1116, 355) + (347, 516) _rotation - 0 + 180 - virtual_source + wxgui_scopesink2 id - virtual_source_0 + wxgui_scopesink2_0 _enabled True - stream_id - input_signal_probe + type + complex - _coordinate - (801, 453) + title + Post-sync Signal - _rotation - 0 + samp_rate + samp_rate - - - virtual_sink - id - virtual_sink_0 + v_scale + 0 - _enabled - True + v_offset + 0 - stream_id - input_signal_probe + t_scale + 0 - _coordinate - (280, 475) + ac_couple + False - _rotation - 0 + xy_mode + True - - - wxgui_fftsink2 - id - wxgui_fftsink2_0_0 + num_inputs + 1 - _enabled - True + win_size + - type - complex + grid_pos + - title - Output Frequency + notebook + notebook_0,0 - samp_rate - samp_rate + trig_mode + gr.gr_TRIG_MODE_AUTO - baseband_freq - 0 + y_axis_label + Counts - y_per_div - 10 + _coordinate + (1085, 213) - y_divs - 10 + _rotation + 0 + + + variable_slider - ref_level - 10 + id + freq_bw - ref_scale - 2.0 + _enabled + True - fft_size - 1024 + label + FLL Bandwidth - fft_rate - 30 + value + 0 - peak_hold - False + min + 0.0 - average - False + max + 0.05 - avg_alpha - 0 + num_steps + 1000 - win - None + style + wx.SL_HORIZONTAL - - win_size - + + converver + float_converter grid_pos - + (4,2,1,1) notebook - notebook_0,0 + _coordinate - (663, 687) + (341, 373) _rotation - 0 + 180 - gr_pfb_clock_sync_xxx + variable_slider id - gr_pfb_clock_sync_xxx_0 + time_alpha _enabled True - type - ccf + label + Timing Alpha - sps - spb + value + 0 - alpha - time_alpha + min + 0 - beta - time_beta + max + 1 - taps - rrctaps + num_steps + 1000 - filter_size - nfilts + style + wx.SL_HORIZONTAL - init_phase - 16 + converver + float_converter - max_dev - 1.5 + grid_pos + (5,2,1,1) + + + notebook + _coordinate - (662, 527) + (598, 388) _rotation @@ -1322,92 +1041,109 @@ - gr_float_to_complex + variable_slider id - gr_float_to_complex_0 + time_beta _enabled True - vlen - 1 - - - _coordinate - (592, 184) + label + Timing Beta - _rotation + value 0 - - - gr_channel_model - id - gr_channel_model_0 + min + 0.0 - _enabled - True + max + 0.1 - noise_voltage - noise_amp + num_steps + 1000 - freq_offset - freq_offset + style + wx.SL_HORIZONTAL - epsilon - interpratio + converver + float_converter - taps - 1.0 + grid_pos + (6,2,1,1) - seed - 42 + notebook + _coordinate - (60, 443) + (708, 388) _rotation - 0 + 180 - gr_multiply_const_vxx + variable_slider id - gr_multiply_const_vxx_0 + phase_bw _enabled True - type - complex + label + Costas Loop (Phase) Bandwidth - const - sig_amp + value + 0 - vlen - 1 + min + 0 + + + max + 0.1 + + + num_steps + 1000 + + + style + wx.SL_HORIZONTAL + + + converver + float_converter + + + grid_pos + (7,2,1,1) + + + notebook + _coordinate - (670, 322) + (866, 313) _rotation @@ -1415,30 +1151,34 @@ - blks2_pfb_arb_resampler_ccf + notebook id - blks2_pfb_arb_resampler_ccf_0 + notebook_0 _enabled True - rate - spb + style + wx.NB_TOP - taps - firdes.root_raised_cosine(32, 32, 1.0, 0.35, 44*32) + labels + ['Synched Signal', 'Received Signal'] - size - 32 + grid_pos + (1,1,8,1) + + + notebook + _coordinate - (778, 180) + (9, 601) _rotation @@ -1446,76 +1186,65 @@ - gr_fll_band_edge_cc + variable_slider id - gr_fll_band_edge_cc_0 + interpratio _enabled True - type - cc - - - samps_per_sym - spb - - - rolloff - rolloff + label + Timing Offset - filter_size - 44 + value + 1.00 - alpha - freq_alpha + min + 0.99 - beta - freq_beta + max + 1.01 - _coordinate - (429, 528) + num_steps + 1000 - _rotation - 0 + style + wx.SL_HORIZONTAL - - - variable - id - spb + converver + float_converter - _enabled - True + grid_pos + (3,2,1,1) - value - 4.0 + notebook + _coordinate - (40, 829) + (60, 407) _rotation - 0 + 180 variable_slider id - freq_alpha + noise_amp _enabled @@ -1523,7 +1252,7 @@ label - Freq Alpha + Channel Noise value @@ -1535,7 +1264,7 @@ max - 0.1 + 1.0 num_steps @@ -1551,7 +1280,7 @@ grid_pos - + (1,2,1,1) notebook @@ -1559,7 +1288,7 @@ _coordinate - (734, 10) + (125, 284) _rotation @@ -1570,7 +1299,7 @@ variable_slider id - freq_beta + freq_offset _enabled @@ -1578,7 +1307,7 @@ label - Freq Beta + Frequency Offset value @@ -1586,11 +1315,11 @@ min - 0.0 + -0.5 max - 0.01 + 0.5 num_steps @@ -1606,7 +1335,7 @@ grid_pos - + (2,2,1,1) notebook @@ -1614,103 +1343,61 @@ _coordinate - (836, 9) + (6, 284) _rotation - 180 + 0 - - random_source_x_0 - gr_uchar_to_float_0 - 0 - 0 - - - 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 + virtual_sink_0 0 0 - gr_add_xx_0 - gr_float_to_complex_0 + digital_fll_band_edge_cc_0 + gr_pfb_clock_sync_xxx_0 0 0 - gr_add_xx_0_1 - gr_float_to_complex_0 - 0 - 1 - - - gr_uchar_to_float_0 - gr_add_xx_0 + gr_pfb_clock_sync_xxx_0 + digital_costas_loop_cc_0 0 0 - const_source_x_0 - gr_add_xx_0 - 0 - 1 - - - gr_throttle_0 - gr_fll_band_edge_cc_0 + digital_costas_loop_cc_0 + wxgui_scopesink2_0 0 0 - gr_fll_band_edge_cc_0 - gr_pfb_clock_sync_xxx_0 + blks2_pfb_arb_resampler_ccf_0 + gr_multiply_const_vxx_0 0 0 - gr_pfb_clock_sync_xxx_0 - gr_costas_loop_cc_0 + gr_chunks_to_symbols_xx + blks2_pfb_arb_resampler_ccf_0 0 0 - gr_costas_loop_cc_0 - wxgui_scopesink2_0 + gr_channel_model_0 + digital_fll_band_edge_cc_0 0 0 - gr_fll_band_edge_cc_0 + digital_fll_band_edge_cc_0 wxgui_fftsink2_0_0 0 0 - - virtual_source_0 - wxgui_scopesink2_0_0_1 - 0 - 0 - virtual_source_0 wxgui_fftsink2_0 @@ -1718,26 +1405,26 @@ 0 - gr_channel_model_0 - virtual_sink_0 + virtual_source_0 + wxgui_scopesink2_0_0_1 0 0 - gr_float_to_complex_0 - blks2_pfb_arb_resampler_ccf_0 + random_source_x + gr_chunks_to_symbols_xx 0 0 - blks2_pfb_arb_resampler_ccf_0 - gr_multiply_const_vxx_0 + gr_throttle_0 + gr_channel_model_0 0 0 gr_multiply_const_vxx_0 - gr_channel_model_0 + gr_throttle_0 0 0 diff --git a/gr-digital/examples/demod/pam_timing.grc b/gr-digital/examples/demod/pam_timing.grc index 02130f481..14a7d403e 100644 --- a/gr-digital/examples/demod/pam_timing.grc +++ b/gr-digital/examples/demod/pam_timing.grc @@ -1,6 +1,6 @@ - Mon Feb 1 18:54:46 2010 + Thu Jul 5 17:55:51 2012 options @@ -43,6 +43,10 @@ run True + + max_nouts + 0 + realtime_scheduling @@ -748,6 +752,14 @@ notebook + + trig_mode + gr.gr_TRIG_MODE_AUTO + + + y_axis_label + Counts + _coordinate (1116, 500) @@ -792,7 +804,7 @@ wxgui_scopesink2 id - wxgui_scopesink2_0_0 + wxgui_scopesink2_0_0_0 _enabled @@ -804,7 +816,7 @@ title - Error + Scope Plot samp_rate @@ -812,7 +824,7 @@ v_scale - 3 + 9 v_offset @@ -844,11 +856,42 @@ notebook - notebook_0,0 + notebook_0,1 + + + trig_mode + gr.gr_TRIG_MODE_AUTO + + + y_axis_label + Counts _coordinate - (1110, 651) + (1112, 881) + + + _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 + (513, 679) _rotation @@ -859,7 +902,7 @@ wxgui_scopesink2 id - wxgui_scopesink2_0_0_0 + wxgui_scopesink2_0_0_1 _enabled @@ -867,11 +910,11 @@ type - float + complex title - Scope Plot + Error samp_rate @@ -879,7 +922,7 @@ v_scale - 9 + .5 v_offset @@ -911,11 +954,19 @@ notebook - notebook_0,1 + notebook_0,3 + + + trig_mode + gr.gr_TRIG_MODE_AUTO + + + y_axis_label + Counts _coordinate - (1112, 881) + (1115, 358) _rotation @@ -923,22 +974,22 @@ - variable + gr_float_to_complex id - rrctaps + gr_float_to_complex_0 _enabled True - value - firdes.root_raised_cosine(nfilts,1.0,1.0/(spb*nfilts), .35, int(11*spb*nfilts)) + vlen + 1 _coordinate - (513, 679) + (590, 184) _rotation @@ -946,50 +997,69 @@ - gr_pfb_clock_sync_xxx + blks2_pfb_arb_resampler_ccf id - gr_pfb_clock_sync_xxx_0 + blks2_pfb_arb_resampler_ccf_0 _enabled True - type - ccf + rate + spb - sps - spb + taps + firdes.root_raised_cosine(32, 32, 1.0, 0.35, 44*32) - alpha - alpha + size + 32 - beta - beta + _coordinate + (816, 181) - taps - rrctaps + _rotation + 0 + + + gr_channel_model - filter_size - nfilts + id + gr_channel_model_0 - init_phase - 16 + _enabled + True - max_dev - 1.5 + noise_voltage + noise_amp + + + freq_offset + freq_offset + + + epsilon + interpratio + + + taps + 1.0 + + + seed + 42 _coordinate - (512, 527) + (59, 543) _rotation @@ -997,10 +1067,10 @@ - wxgui_scopesink2 + gr_multiply_const_vxx id - wxgui_scopesink2_0_0_0_0 + gr_multiply_const_vxx_0 _enabled @@ -1008,55 +1078,97 @@ type - float + complex - title - Scope Plot + const + sig_amp - samp_rate - samp_rate + vlen + 1 - v_scale - 1.25 + _coordinate + (714, 382) - v_offset + _rotation 0 + + + variable - t_scale + id + spb + + + _enabled + True + + + value + 4.2563 + + + _coordinate + (42, 840) + + + _rotation 0 + + + gr_pfb_clock_sync_xxx - ac_couple - False + id + gr_pfb_clock_sync_xxx_0 - xy_mode - False + _enabled + True - num_inputs - 1 + type + ccf - win_size - + sps + spb - grid_pos - + alpha + alpha - notebook - notebook_0,2 + beta + beta + + + taps + rrctaps + + + filter_size + nfilts + + + init_phase + 16 + + + max_dev + 1.5 + + + osps + 1 _coordinate - (1111, 767) + (512, 527) _rotation @@ -1067,7 +1179,7 @@ wxgui_scopesink2 id - wxgui_scopesink2_0_0_1 + wxgui_scopesink2_0_0 _enabled @@ -1075,7 +1187,7 @@ type - complex + float title @@ -1087,7 +1199,7 @@ v_scale - .5 + 3 v_offset @@ -1119,34 +1231,19 @@ notebook - notebook_0,3 - - - _coordinate - (1115, 358) - - - _rotation - 0 - - - - gr_float_to_complex - - id - gr_float_to_complex_0 + notebook_0,0 - _enabled - True + trig_mode + gr.gr_TRIG_MODE_AUTO - vlen - 1 + y_axis_label + Counts _coordinate - (590, 184) + (1114, 615) _rotation @@ -1154,123 +1251,74 @@ - blks2_pfb_arb_resampler_ccf + wxgui_scopesink2 id - blks2_pfb_arb_resampler_ccf_0 + wxgui_scopesink2_0_0_0_0 _enabled True - rate - spb + type + float - taps - firdes.root_raised_cosine(32, 32, 1.0, 0.35, 44*32) + title + Scope Plot - size - 32 + samp_rate + samp_rate - _coordinate - (816, 181) + v_scale + 1.25 - _rotation + v_offset 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 + t_scale 0 - - - gr_multiply_const_vxx - id - gr_multiply_const_vxx_0 - - - _enabled - True - - - type - complex + ac_couple + False - const - sig_amp + xy_mode + False - vlen + num_inputs 1 - _coordinate - (714, 382) + win_size + - _rotation - 0 + grid_pos + - - - variable - id - spb + notebook + notebook_0,2 - _enabled - True + trig_mode + gr.gr_TRIG_MODE_AUTO - value - 4.2563 + y_axis_label + Counts _coordinate - (42, 840) + (1080, 751) _rotation -- cgit