Reverse engineered loop from gnuradio
This commit is contained in:
parent
05df7a7c02
commit
1cf8c2f6db
|
@ -0,0 +1,2 @@
|
|||
*.raw
|
||||
*.py
|
|
@ -0,0 +1,623 @@
|
|||
options:
|
||||
parameters:
|
||||
author: sebastian
|
||||
catch_exceptions: 'True'
|
||||
category: '[GRC Hier Blocks]'
|
||||
cmake_opt: ''
|
||||
comment: ''
|
||||
copyright: ''
|
||||
description: ''
|
||||
gen_cmake: 'On'
|
||||
gen_linking: dynamic
|
||||
generate_options: qt_gui
|
||||
hier_block_src_path: '.:'
|
||||
id: from_audio
|
||||
max_nouts: '0'
|
||||
output_language: python
|
||||
placement: (0,0)
|
||||
qt_qss_theme: ''
|
||||
realtime_scheduling: ''
|
||||
run: 'True'
|
||||
run_command: '{python} -u {filename}'
|
||||
run_options: prompt
|
||||
sizing_mode: fixed
|
||||
thread_safe_setters: ''
|
||||
title: Not titled yet
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [8, 8]
|
||||
rotation: 0
|
||||
state: enabled
|
||||
|
||||
blocks:
|
||||
- name: enable_loop
|
||||
id: variable_qtgui_check_box
|
||||
parameters:
|
||||
comment: ''
|
||||
'false': '0'
|
||||
gui_hint: ''
|
||||
label: Enable
|
||||
'true': '1'
|
||||
type: real
|
||||
value: '0'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [1968, 284.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: samp_rate
|
||||
id: variable
|
||||
parameters:
|
||||
comment: ''
|
||||
value: '100000'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [184, 12]
|
||||
rotation: 0
|
||||
state: enabled
|
||||
- name: analog_agc2_xx_0
|
||||
id: analog_agc2_xx
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
attack_rate: '0.03'
|
||||
comment: ''
|
||||
decay_rate: '0.3'
|
||||
gain: '10'
|
||||
max_gain: '65536'
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
reference: '0.9'
|
||||
type: complex
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [1472, 188.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: analog_noise_source_x_0
|
||||
id: analog_noise_source_x
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
amp: '0.001'
|
||||
comment: ''
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
noise_type: analog.GR_GAUSSIAN
|
||||
seed: '0'
|
||||
type: complex
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [440, 204.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: analog_sig_source_x_0
|
||||
id: analog_sig_source_x
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
amp: '1'
|
||||
comment: ''
|
||||
freq: '25000'
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
offset: '0'
|
||||
phase: '0'
|
||||
samp_rate: samp_rate
|
||||
type: complex
|
||||
waveform: analog.GR_COS_WAVE
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [416, 284.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: analog_sig_source_x_0_0
|
||||
id: analog_sig_source_x
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
amp: '1'
|
||||
comment: ''
|
||||
freq: '0.05'
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
offset: '0'
|
||||
phase: '0'
|
||||
samp_rate: samp_rate
|
||||
type: float
|
||||
waveform: analog.GR_COS_WAVE
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [408, 420.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: analog_sig_source_x_0_1
|
||||
id: analog_sig_source_x
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
amp: '1'
|
||||
comment: ''
|
||||
freq: '-25000'
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
offset: '0'
|
||||
phase: '0'
|
||||
samp_rate: samp_rate
|
||||
type: complex
|
||||
waveform: analog.GR_COS_WAVE
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [1016, 348.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: audio_source_0
|
||||
id: audio_source
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
comment: ''
|
||||
device_name: ''
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
num_outputs: '1'
|
||||
ok_to_block: 'True'
|
||||
samp_rate: '48000'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [88, 172.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: band_pass_filter_0
|
||||
id: band_pass_filter
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
beta: '6.76'
|
||||
comment: ''
|
||||
decim: '1'
|
||||
gain: '1'
|
||||
high_cutoff_freq: '10000'
|
||||
interp: '1'
|
||||
low_cutoff_freq: '0'
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
samp_rate: samp_rate
|
||||
type: fir_filter_fcc
|
||||
width: '100'
|
||||
win: window.WIN_HAMMING
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [480, 44.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: blocks_add_xx_0
|
||||
id: blocks_add_xx
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
comment: ''
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
num_inputs: '2'
|
||||
type: complex
|
||||
vlen: '1'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [672, 104.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: blocks_multiply_const_xx_0
|
||||
id: blocks_multiply_const_xx
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
comment: ''
|
||||
const: enable_loop
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
type: float
|
||||
vlen: '1'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [1892.0, 272]
|
||||
rotation: 270
|
||||
state: true
|
||||
- name: blocks_multiply_xx_0
|
||||
id: blocks_multiply_xx
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
comment: ''
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
num_inputs: '2'
|
||||
type: complex
|
||||
vlen: '1'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [752, 176.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: blocks_multiply_xx_0_0
|
||||
id: blocks_multiply_xx
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
comment: ''
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
num_inputs: '2'
|
||||
type: complex
|
||||
vlen: '1'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [888, 192.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: blocks_multiply_xx_1
|
||||
id: blocks_multiply_xx
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
comment: ''
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
num_inputs: '2'
|
||||
type: complex
|
||||
vlen: '1'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [1352, 208.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: blocks_multiply_xx_2
|
||||
id: blocks_multiply_xx
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
comment: ''
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
num_inputs: '2'
|
||||
type: complex
|
||||
vlen: '1'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [1664, 456.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: blocks_vco_c_0
|
||||
id: blocks_vco_c
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
amplitude: '1.0'
|
||||
comment: ''
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
samp_rate: samp_rate
|
||||
sensitivity: '5000'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [712, 444.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: blocks_vco_c_1
|
||||
id: blocks_vco_c
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
amplitude: '1.0'
|
||||
comment: ''
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
samp_rate: samp_rate
|
||||
sensitivity: '-100000'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [1664, 332.0]
|
||||
rotation: 180
|
||||
state: true
|
||||
- name: digital_costas_loop_cc_0
|
||||
id: digital_costas_loop_cc
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
comment: ''
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
order: '2'
|
||||
use_snr: 'True'
|
||||
w: '0.03'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [1672, 192.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: qtgui_freq_sink_x_0
|
||||
id: qtgui_freq_sink_x
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
alpha1: '1.0'
|
||||
alpha10: '1.0'
|
||||
alpha2: '1.0'
|
||||
alpha3: '1.0'
|
||||
alpha4: '1.0'
|
||||
alpha5: '1.0'
|
||||
alpha6: '1.0'
|
||||
alpha7: '1.0'
|
||||
alpha8: '1.0'
|
||||
alpha9: '1.0'
|
||||
autoscale: 'False'
|
||||
average: '1.0'
|
||||
axislabels: 'True'
|
||||
bw: samp_rate
|
||||
color1: '"blue"'
|
||||
color10: '"dark blue"'
|
||||
color2: '"red"'
|
||||
color3: '"green"'
|
||||
color4: '"black"'
|
||||
color5: '"cyan"'
|
||||
color6: '"magenta"'
|
||||
color7: '"yellow"'
|
||||
color8: '"dark red"'
|
||||
color9: '"dark green"'
|
||||
comment: ''
|
||||
ctrlpanel: 'False'
|
||||
fc: '0'
|
||||
fftsize: '4096'
|
||||
freqhalf: 'True'
|
||||
grid: 'False'
|
||||
gui_hint: ''
|
||||
label: Relative Gain
|
||||
label1: ''
|
||||
label10: ''''''
|
||||
label2: ''''''
|
||||
label3: ''''''
|
||||
label4: ''''''
|
||||
label5: ''''''
|
||||
label6: ''''''
|
||||
label7: ''''''
|
||||
label8: ''''''
|
||||
label9: ''''''
|
||||
legend: 'True'
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
name: '"Loop Output"'
|
||||
nconnections: '1'
|
||||
norm_window: 'False'
|
||||
showports: 'False'
|
||||
tr_chan: '0'
|
||||
tr_level: '0.0'
|
||||
tr_mode: qtgui.TRIG_MODE_FREE
|
||||
tr_tag: '""'
|
||||
type: complex
|
||||
units: dB
|
||||
update_time: '0.10'
|
||||
width1: '1'
|
||||
width10: '1'
|
||||
width2: '1'
|
||||
width3: '1'
|
||||
width4: '1'
|
||||
width5: '1'
|
||||
width6: '1'
|
||||
width7: '1'
|
||||
width8: '1'
|
||||
width9: '1'
|
||||
wintype: window.WIN_BLACKMAN_hARRIS
|
||||
ymax: '10'
|
||||
ymin: '-140'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [1880, 92.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: qtgui_waterfall_sink_x_0
|
||||
id: qtgui_waterfall_sink_x
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
alpha1: '1.0'
|
||||
alpha10: '1.0'
|
||||
alpha2: '1.0'
|
||||
alpha3: '1.0'
|
||||
alpha4: '1.0'
|
||||
alpha5: '1.0'
|
||||
alpha6: '1.0'
|
||||
alpha7: '1.0'
|
||||
alpha8: '1.0'
|
||||
alpha9: '1.0'
|
||||
axislabels: 'True'
|
||||
bw: samp_rate
|
||||
color1: '0'
|
||||
color10: '0'
|
||||
color2: '0'
|
||||
color3: '0'
|
||||
color4: '0'
|
||||
color5: '0'
|
||||
color6: '0'
|
||||
color7: '0'
|
||||
color8: '0'
|
||||
color9: '0'
|
||||
comment: ''
|
||||
fc: '0'
|
||||
fftsize: '4096'
|
||||
freqhalf: 'True'
|
||||
grid: 'False'
|
||||
gui_hint: ''
|
||||
int_max: '10'
|
||||
int_min: '-140'
|
||||
label1: ''
|
||||
label10: ''
|
||||
label2: ''
|
||||
label3: ''
|
||||
label4: ''
|
||||
label5: ''
|
||||
label6: ''
|
||||
label7: ''
|
||||
label8: ''
|
||||
label9: ''
|
||||
legend: 'True'
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
name: '"Input"'
|
||||
nconnections: '1'
|
||||
showports: 'False'
|
||||
type: complex
|
||||
update_time: '0.10'
|
||||
wintype: window.WIN_BLACKMAN_hARRIS
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [1032, 92.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: qtgui_waterfall_sink_x_0_0
|
||||
id: qtgui_waterfall_sink_x
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
alpha1: '1.0'
|
||||
alpha10: '1.0'
|
||||
alpha2: '1.0'
|
||||
alpha3: '1.0'
|
||||
alpha4: '1.0'
|
||||
alpha5: '1.0'
|
||||
alpha6: '1.0'
|
||||
alpha7: '1.0'
|
||||
alpha8: '1.0'
|
||||
alpha9: '1.0'
|
||||
axislabels: 'True'
|
||||
bw: samp_rate
|
||||
color1: '0'
|
||||
color10: '0'
|
||||
color2: '0'
|
||||
color3: '0'
|
||||
color4: '0'
|
||||
color5: '0'
|
||||
color6: '0'
|
||||
color7: '0'
|
||||
color8: '0'
|
||||
color9: '0'
|
||||
comment: ''
|
||||
fc: '0'
|
||||
fftsize: '4096'
|
||||
freqhalf: 'True'
|
||||
grid: 'False'
|
||||
gui_hint: ''
|
||||
int_max: '10'
|
||||
int_min: '-140'
|
||||
label1: ''
|
||||
label10: ''
|
||||
label2: ''
|
||||
label3: ''
|
||||
label4: ''
|
||||
label5: ''
|
||||
label6: ''
|
||||
label7: ''
|
||||
label8: ''
|
||||
label9: ''
|
||||
legend: 'True'
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
name: '"Stabilzed Output"'
|
||||
nconnections: '1'
|
||||
showports: 'False'
|
||||
type: complex
|
||||
update_time: '0.10'
|
||||
wintype: window.WIN_BLACKMAN_hARRIS
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [1848, 452.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: rational_resampler_xxx_0
|
||||
id: rational_resampler_xxx
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
comment: ''
|
||||
decim: '48000'
|
||||
fbw: '0'
|
||||
interp: samp_rate
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
taps: '[]'
|
||||
type: fff
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [288, 148.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
|
||||
connections:
|
||||
- [analog_agc2_xx_0, '0', digital_costas_loop_cc_0, '0']
|
||||
- [analog_noise_source_x_0, '0', blocks_add_xx_0, '1']
|
||||
- [analog_sig_source_x_0, '0', blocks_multiply_xx_0, '1']
|
||||
- [analog_sig_source_x_0_0, '0', blocks_vco_c_0, '0']
|
||||
- [analog_sig_source_x_0_1, '0', blocks_multiply_xx_1, '1']
|
||||
- [audio_source_0, '0', rational_resampler_xxx_0, '0']
|
||||
- [band_pass_filter_0, '0', blocks_add_xx_0, '0']
|
||||
- [blocks_add_xx_0, '0', blocks_multiply_xx_0, '0']
|
||||
- [blocks_multiply_const_xx_0, '0', blocks_vco_c_1, '0']
|
||||
- [blocks_multiply_xx_0, '0', blocks_multiply_xx_0_0, '0']
|
||||
- [blocks_multiply_xx_0_0, '0', blocks_multiply_xx_1, '0']
|
||||
- [blocks_multiply_xx_0_0, '0', blocks_multiply_xx_2, '1']
|
||||
- [blocks_multiply_xx_0_0, '0', qtgui_waterfall_sink_x_0, '0']
|
||||
- [blocks_multiply_xx_1, '0', analog_agc2_xx_0, '0']
|
||||
- [blocks_multiply_xx_2, '0', qtgui_waterfall_sink_x_0_0, '0']
|
||||
- [blocks_vco_c_0, '0', blocks_multiply_xx_0_0, '1']
|
||||
- [blocks_vco_c_1, '0', blocks_multiply_xx_2, '0']
|
||||
- [digital_costas_loop_cc_0, '0', qtgui_freq_sink_x_0, '0']
|
||||
- [digital_costas_loop_cc_0, '1', blocks_multiply_const_xx_0, '0']
|
||||
- [rational_resampler_xxx_0, '0', band_pass_filter_0, '0']
|
||||
|
||||
metadata:
|
||||
file_format: 1
|
71
costas.c
71
costas.c
|
@ -6,23 +6,6 @@
|
|||
const float SAMPLINGRATE = 100000.0;
|
||||
const float EXPECTED_CENTER = 25000.0;
|
||||
|
||||
// 15khz lowpass
|
||||
float LOWPASS_COEFFS[37] = {
|
||||
-0.0013484122464433312,-0.0015524507034569979,-0.0012626417446881533,
|
||||
1.106597777377648e-18,0.0025128561537712812,0.005701862741261721,
|
||||
0.007837646640837193,0.006523041054606438,-3.595113471383589e-18,
|
||||
-0.011250422336161137,-0.02350831776857376,-0.03022352233529091,
|
||||
-0.02406340278685093,6.529514774129222e-18,0.04183189943432808,
|
||||
0.09489838778972626,0.14748811721801758,0.18619666993618011,
|
||||
0.20043739676475525,0.18619666993618011,0.14748811721801758,
|
||||
0.09489838778972626,0.04183189943432808,6.529514774129222e-18,
|
||||
-0.02406340278685093,-0.03022352233529091,-0.02350831776857376,
|
||||
-0.011250422336161137,-3.595113471383589e-18,0.006523041054606438,
|
||||
0.007837646640837193,0.005701862741261721,0.0025128561537712812,
|
||||
1.106597777377648e-18,-0.0012626417446881533,-0.0015524507034569979,
|
||||
-0.0013484122464433312
|
||||
};
|
||||
|
||||
int main() {
|
||||
|
||||
// create the NCO object
|
||||
|
@ -31,21 +14,27 @@ int main() {
|
|||
float freq = -(2 * M_PI * EXPECTED_CENTER) / SAMPLINGRATE;
|
||||
nco_crcf_set_frequency(downmix, freq);
|
||||
|
||||
nco_crcf costas_vco = nco_crcf_create(LIQUID_VCO);
|
||||
nco_crcf_set_phase(costas_vco, 0.0f);
|
||||
nco_crcf_set_frequency(costas_vco, 0);
|
||||
|
||||
|
||||
firfilt_rrrf r_fir = firfilt_rrrf_create(LOWPASS_COEFFS, 37);
|
||||
firfilt_rrrf i_fir = firfilt_rrrf_create(LOWPASS_COEFFS, 37);
|
||||
agc_crcf agc = agc_crcf_create(); // create object
|
||||
agc_crcf_set_bandwidth(agc,1e-3f); // set loop filter bandwidth
|
||||
|
||||
// output complex exponential
|
||||
float complex x;
|
||||
|
||||
FILE* output = fopen("output.raw", "w");
|
||||
FILE* input = fopen("wobble.raw", "r");
|
||||
FILE* input = fopen("middle_beacon.raw", "r");
|
||||
|
||||
float vco_freq = 0.0;
|
||||
float loop_bw = 0.3;
|
||||
float min_freq = -1.0;
|
||||
float max_freq = 1.0;
|
||||
// Set the damping factor for a critically damped system
|
||||
float damping = sqrtf(2.0f) / 2.0f;
|
||||
float denom = (1.0 + 2.0 * damping * loop_bw + loop_bw * loop_bw);
|
||||
float alpha = (4 * damping * loop_bw) / denom;
|
||||
float beta = (4 * loop_bw * loop_bw) / denom;
|
||||
|
||||
|
||||
float loop_freq = 0.0;
|
||||
float loop_phase = 0.0;
|
||||
|
||||
float in[2];
|
||||
while(fread(in, sizeof(float), 2, input) == 2) {
|
||||
|
@ -54,28 +43,33 @@ int main() {
|
|||
// compute complex exponential
|
||||
nco_crcf_cexpf(downmix, &x);
|
||||
|
||||
float complex y;
|
||||
nco_crcf_step(costas_vco);
|
||||
nco_crcf_cexpf(costas_vco, &y);
|
||||
float complex y = cos(-loop_phase) + I * sin(-loop_phase);
|
||||
|
||||
float complex input_sample = (in[0] + I * in[1]);
|
||||
float complex downmix_sample = input_sample * x;
|
||||
|
||||
agc_crcf_execute(agc, downmix_sample, &downmix_sample);
|
||||
|
||||
float complex costas_sample = downmix_sample * y;
|
||||
float complex output_sample = input_sample * y;
|
||||
|
||||
float r_sample = creal(costas_sample);
|
||||
float i_sample = cimag(costas_sample);
|
||||
|
||||
firfilt_rrrf_push(r_fir, r_sample); // push input sample
|
||||
firfilt_rrrf_execute(r_fir,&r_sample); // compute output
|
||||
|
||||
firfilt_rrrf_push(i_fir, i_sample); // push input sample
|
||||
firfilt_rrrf_execute(i_fir,&i_sample); // compute output
|
||||
|
||||
float error = i_sample * r_sample;
|
||||
vco_freq += error * 0.1;
|
||||
|
||||
nco_crcf_set_frequency(costas_vco, -vco_freq);
|
||||
loop_freq += beta * error;
|
||||
loop_phase += loop_freq + alpha * error;
|
||||
|
||||
while(loop_phase > (2 * M_PI))
|
||||
loop_phase -= 2 * M_PI;
|
||||
while(loop_phase < (-2 * M_PI))
|
||||
loop_phase += 2 * M_PI;
|
||||
|
||||
if(loop_freq > max_freq)
|
||||
loop_freq = max_freq;
|
||||
else if(loop_freq < min_freq)
|
||||
loop_freq = min_freq;
|
||||
|
||||
float buffer[] = {creal(output_sample), cimag(output_sample)};
|
||||
fwrite(buffer, sizeof(float), 2, output);
|
||||
|
@ -83,10 +77,7 @@ int main() {
|
|||
|
||||
// destroy nco object
|
||||
nco_crcf_destroy(downmix);
|
||||
nco_crcf_destroy(costas_vco);
|
||||
|
||||
firfilt_rrrf_destroy(r_fir);
|
||||
firfilt_rrrf_destroy(i_fir);
|
||||
|
||||
fclose(output);
|
||||
fclose(input);
|
||||
|
|
|
@ -0,0 +1,422 @@
|
|||
options:
|
||||
parameters:
|
||||
author: sebastian
|
||||
catch_exceptions: 'True'
|
||||
category: '[GRC Hier Blocks]'
|
||||
cmake_opt: ''
|
||||
comment: ''
|
||||
copyright: ''
|
||||
description: ''
|
||||
gen_cmake: 'On'
|
||||
gen_linking: dynamic
|
||||
generate_options: qt_gui
|
||||
hier_block_src_path: '.:'
|
||||
id: from_audio
|
||||
max_nouts: '0'
|
||||
output_language: python
|
||||
placement: (0,0)
|
||||
qt_qss_theme: ''
|
||||
realtime_scheduling: ''
|
||||
run: 'True'
|
||||
run_command: '{python} -u {filename}'
|
||||
run_options: prompt
|
||||
sizing_mode: fixed
|
||||
thread_safe_setters: ''
|
||||
title: Not titled yet
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [8, 8]
|
||||
rotation: 0
|
||||
state: enabled
|
||||
|
||||
blocks:
|
||||
- name: samp_rate
|
||||
id: variable
|
||||
parameters:
|
||||
comment: ''
|
||||
value: '100000'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [184, 12]
|
||||
rotation: 0
|
||||
state: enabled
|
||||
- name: analog_noise_source_x_0
|
||||
id: analog_noise_source_x
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
amp: '0.001'
|
||||
comment: ''
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
noise_type: analog.GR_GAUSSIAN
|
||||
seed: '0'
|
||||
type: complex
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [384, 212.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: analog_sig_source_x_0
|
||||
id: analog_sig_source_x
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
amp: '1'
|
||||
comment: ''
|
||||
freq: '25000'
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
offset: '0'
|
||||
phase: '0'
|
||||
samp_rate: samp_rate
|
||||
type: complex
|
||||
waveform: analog.GR_COS_WAVE
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [360, 292.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: analog_sig_source_x_0_0
|
||||
id: analog_sig_source_x
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
amp: '1'
|
||||
comment: ''
|
||||
freq: '0.05'
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
offset: '0'
|
||||
phase: '0'
|
||||
samp_rate: samp_rate
|
||||
type: float
|
||||
waveform: analog.GR_COS_WAVE
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [352, 420.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: audio_source_0
|
||||
id: audio_source
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
comment: ''
|
||||
device_name: ''
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
num_outputs: '1'
|
||||
ok_to_block: 'True'
|
||||
samp_rate: '48000'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [32, 172.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: band_pass_filter_0
|
||||
id: band_pass_filter
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
beta: '6.76'
|
||||
comment: ''
|
||||
decim: '1'
|
||||
gain: '1'
|
||||
high_cutoff_freq: '10000'
|
||||
interp: '1'
|
||||
low_cutoff_freq: '0'
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
samp_rate: samp_rate
|
||||
type: fir_filter_fcc
|
||||
width: '100'
|
||||
win: window.WIN_HAMMING
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [424, 52.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: blocks_add_xx_0
|
||||
id: blocks_add_xx
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
comment: ''
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
num_inputs: '2'
|
||||
type: complex
|
||||
vlen: '1'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [616, 104.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: blocks_file_sink_0
|
||||
id: blocks_file_sink
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
append: 'False'
|
||||
comment: ''
|
||||
file: /home/sebastian/projects/QO100-trx/prototypes/middle_beacon.raw
|
||||
type: complex
|
||||
unbuffered: 'False'
|
||||
vlen: '1'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [1016, 300.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: blocks_multiply_xx_0
|
||||
id: blocks_multiply_xx
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
comment: ''
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
num_inputs: '2'
|
||||
type: complex
|
||||
vlen: '1'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [696, 176.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: blocks_multiply_xx_0_0
|
||||
id: blocks_multiply_xx
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
comment: ''
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
num_inputs: '2'
|
||||
type: complex
|
||||
vlen: '1'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [832, 192.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: blocks_vco_c_0
|
||||
id: blocks_vco_c
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
amplitude: '1.0'
|
||||
comment: ''
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
samp_rate: samp_rate
|
||||
sensitivity: '5000'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [656, 444.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: qtgui_freq_sink_x_0
|
||||
id: qtgui_freq_sink_x
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
alpha1: '1.0'
|
||||
alpha10: '1.0'
|
||||
alpha2: '1.0'
|
||||
alpha3: '1.0'
|
||||
alpha4: '1.0'
|
||||
alpha5: '1.0'
|
||||
alpha6: '1.0'
|
||||
alpha7: '1.0'
|
||||
alpha8: '1.0'
|
||||
alpha9: '1.0'
|
||||
autoscale: 'False'
|
||||
average: '1.0'
|
||||
axislabels: 'True'
|
||||
bw: samp_rate
|
||||
color1: '"blue"'
|
||||
color10: '"dark blue"'
|
||||
color2: '"red"'
|
||||
color3: '"green"'
|
||||
color4: '"black"'
|
||||
color5: '"cyan"'
|
||||
color6: '"magenta"'
|
||||
color7: '"yellow"'
|
||||
color8: '"dark red"'
|
||||
color9: '"dark green"'
|
||||
comment: ''
|
||||
ctrlpanel: 'False'
|
||||
fc: '0'
|
||||
fftsize: '4096'
|
||||
freqhalf: 'True'
|
||||
grid: 'False'
|
||||
gui_hint: ''
|
||||
label: Relative Gain
|
||||
label1: ''
|
||||
label10: ''''''
|
||||
label2: ''''''
|
||||
label3: ''''''
|
||||
label4: ''''''
|
||||
label5: ''''''
|
||||
label6: ''''''
|
||||
label7: ''''''
|
||||
label8: ''''''
|
||||
label9: ''''''
|
||||
legend: 'True'
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
name: '""'
|
||||
nconnections: '1'
|
||||
norm_window: 'False'
|
||||
showports: 'False'
|
||||
tr_chan: '0'
|
||||
tr_level: '0.0'
|
||||
tr_mode: qtgui.TRIG_MODE_FREE
|
||||
tr_tag: '""'
|
||||
type: complex
|
||||
units: dB
|
||||
update_time: '0.10'
|
||||
width1: '1'
|
||||
width10: '1'
|
||||
width2: '1'
|
||||
width3: '1'
|
||||
width4: '1'
|
||||
width5: '1'
|
||||
width6: '1'
|
||||
width7: '1'
|
||||
width8: '1'
|
||||
width9: '1'
|
||||
wintype: window.WIN_BLACKMAN_hARRIS
|
||||
ymax: '10'
|
||||
ymin: '-140'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [1016, 60.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: qtgui_waterfall_sink_x_0
|
||||
id: qtgui_waterfall_sink_x
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
alpha1: '1.0'
|
||||
alpha10: '1.0'
|
||||
alpha2: '1.0'
|
||||
alpha3: '1.0'
|
||||
alpha4: '1.0'
|
||||
alpha5: '1.0'
|
||||
alpha6: '1.0'
|
||||
alpha7: '1.0'
|
||||
alpha8: '1.0'
|
||||
alpha9: '1.0'
|
||||
axislabels: 'True'
|
||||
bw: samp_rate
|
||||
color1: '0'
|
||||
color10: '0'
|
||||
color2: '0'
|
||||
color3: '0'
|
||||
color4: '0'
|
||||
color5: '0'
|
||||
color6: '0'
|
||||
color7: '0'
|
||||
color8: '0'
|
||||
color9: '0'
|
||||
comment: ''
|
||||
fc: '0'
|
||||
fftsize: '4096'
|
||||
freqhalf: 'True'
|
||||
grid: 'False'
|
||||
gui_hint: ''
|
||||
int_max: '10'
|
||||
int_min: '-140'
|
||||
label1: ''
|
||||
label10: ''
|
||||
label2: ''
|
||||
label3: ''
|
||||
label4: ''
|
||||
label5: ''
|
||||
label6: ''
|
||||
label7: ''
|
||||
label8: ''
|
||||
label9: ''
|
||||
legend: 'True'
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
name: '""'
|
||||
nconnections: '1'
|
||||
showports: 'False'
|
||||
type: complex
|
||||
update_time: '0.10'
|
||||
wintype: window.WIN_BLACKMAN_hARRIS
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [1016, 188.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: rational_resampler_xxx_0
|
||||
id: rational_resampler_xxx
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
comment: ''
|
||||
decim: '48000'
|
||||
fbw: '0'
|
||||
interp: samp_rate
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
taps: '[]'
|
||||
type: fff
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [232, 148.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
|
||||
connections:
|
||||
- [analog_noise_source_x_0, '0', blocks_add_xx_0, '1']
|
||||
- [analog_sig_source_x_0, '0', blocks_multiply_xx_0, '1']
|
||||
- [analog_sig_source_x_0_0, '0', blocks_vco_c_0, '0']
|
||||
- [audio_source_0, '0', rational_resampler_xxx_0, '0']
|
||||
- [band_pass_filter_0, '0', blocks_add_xx_0, '0']
|
||||
- [blocks_add_xx_0, '0', blocks_multiply_xx_0, '0']
|
||||
- [blocks_multiply_xx_0, '0', blocks_multiply_xx_0_0, '0']
|
||||
- [blocks_multiply_xx_0_0, '0', blocks_file_sink_0, '0']
|
||||
- [blocks_multiply_xx_0_0, '0', qtgui_freq_sink_x_0, '0']
|
||||
- [blocks_multiply_xx_0_0, '0', qtgui_waterfall_sink_x_0, '0']
|
||||
- [blocks_vco_c_0, '0', blocks_multiply_xx_0_0, '1']
|
||||
- [rational_resampler_xxx_0, '0', band_pass_filter_0, '0']
|
||||
|
||||
metadata:
|
||||
file_format: 1
|
|
@ -0,0 +1,261 @@
|
|||
options:
|
||||
parameters:
|
||||
author: sebastian
|
||||
catch_exceptions: 'True'
|
||||
category: '[GRC Hier Blocks]'
|
||||
cmake_opt: ''
|
||||
comment: ''
|
||||
copyright: ''
|
||||
description: ''
|
||||
gen_cmake: 'On'
|
||||
gen_linking: dynamic
|
||||
generate_options: qt_gui
|
||||
hier_block_src_path: '.:'
|
||||
id: resample_recording
|
||||
max_nouts: '0'
|
||||
output_language: python
|
||||
placement: (0,0)
|
||||
qt_qss_theme: ''
|
||||
realtime_scheduling: ''
|
||||
run: 'True'
|
||||
run_command: '{python} -u {filename}'
|
||||
run_options: prompt
|
||||
sizing_mode: fixed
|
||||
thread_safe_setters: ''
|
||||
title: Not titled yet
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [8, 8]
|
||||
rotation: 0
|
||||
state: enabled
|
||||
|
||||
blocks:
|
||||
- name: samp_rate
|
||||
id: variable
|
||||
parameters:
|
||||
comment: ''
|
||||
value: '100000'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [184, 12]
|
||||
rotation: 0
|
||||
state: enabled
|
||||
- name: blocks_file_sink_0
|
||||
id: blocks_file_sink
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
append: 'False'
|
||||
comment: ''
|
||||
file: /home/sebastian/projects/QO100-trx/prototypes/middle_beacon.raw
|
||||
type: complex
|
||||
unbuffered: 'False'
|
||||
vlen: '1'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [688, 188.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: blocks_file_source_0
|
||||
id: blocks_file_source
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
begin_tag: pmt.PMT_NIL
|
||||
comment: ''
|
||||
file: /home/sebastian/gqrx_20211122_222200_432741000_1000000_fc.raw
|
||||
length: '0'
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
offset: '0'
|
||||
repeat: 'False'
|
||||
type: complex
|
||||
vlen: '1'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [72, 172.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: blocks_throttle_0
|
||||
id: blocks_throttle
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
comment: ''
|
||||
ignoretag: 'True'
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
samples_per_second: '1000000'
|
||||
type: complex
|
||||
vlen: '1'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [304, 204.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: low_pass_filter_0
|
||||
id: low_pass_filter
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
beta: '6.76'
|
||||
comment: ''
|
||||
cutoff_freq: '45000'
|
||||
decim: '10'
|
||||
gain: '1'
|
||||
interp: '1'
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
samp_rate: samp_rate
|
||||
type: fir_filter_ccf
|
||||
width: '5000'
|
||||
win: window.WIN_HAMMING
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [464, 156.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: qtgui_waterfall_sink_x_0
|
||||
id: qtgui_waterfall_sink_x
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
alpha1: '1.0'
|
||||
alpha10: '1.0'
|
||||
alpha2: '1.0'
|
||||
alpha3: '1.0'
|
||||
alpha4: '1.0'
|
||||
alpha5: '1.0'
|
||||
alpha6: '1.0'
|
||||
alpha7: '1.0'
|
||||
alpha8: '1.0'
|
||||
alpha9: '1.0'
|
||||
axislabels: 'True'
|
||||
bw: samp_rate
|
||||
color1: '0'
|
||||
color10: '0'
|
||||
color2: '0'
|
||||
color3: '0'
|
||||
color4: '0'
|
||||
color5: '0'
|
||||
color6: '0'
|
||||
color7: '0'
|
||||
color8: '0'
|
||||
color9: '0'
|
||||
comment: ''
|
||||
fc: '0'
|
||||
fftsize: '4096'
|
||||
freqhalf: 'True'
|
||||
grid: 'False'
|
||||
gui_hint: ''
|
||||
int_max: '10'
|
||||
int_min: '-140'
|
||||
label1: ''
|
||||
label10: ''
|
||||
label2: ''
|
||||
label3: ''
|
||||
label4: ''
|
||||
label5: ''
|
||||
label6: ''
|
||||
label7: ''
|
||||
label8: ''
|
||||
label9: ''
|
||||
legend: 'True'
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
name: '""'
|
||||
nconnections: '1'
|
||||
showports: 'False'
|
||||
type: complex
|
||||
update_time: '0.10'
|
||||
wintype: window.WIN_BLACKMAN_hARRIS
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [696, 52.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: qtgui_waterfall_sink_x_0_0
|
||||
id: qtgui_waterfall_sink_x
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
alpha1: '1.0'
|
||||
alpha10: '1.0'
|
||||
alpha2: '1.0'
|
||||
alpha3: '1.0'
|
||||
alpha4: '1.0'
|
||||
alpha5: '1.0'
|
||||
alpha6: '1.0'
|
||||
alpha7: '1.0'
|
||||
alpha8: '1.0'
|
||||
alpha9: '1.0'
|
||||
axislabels: 'True'
|
||||
bw: '1000000'
|
||||
color1: '0'
|
||||
color10: '0'
|
||||
color2: '0'
|
||||
color3: '0'
|
||||
color4: '0'
|
||||
color5: '0'
|
||||
color6: '0'
|
||||
color7: '0'
|
||||
color8: '0'
|
||||
color9: '0'
|
||||
comment: ''
|
||||
fc: '0'
|
||||
fftsize: '4096'
|
||||
freqhalf: 'True'
|
||||
grid: 'False'
|
||||
gui_hint: ''
|
||||
int_max: '10'
|
||||
int_min: '-140'
|
||||
label1: ''
|
||||
label10: ''
|
||||
label2: ''
|
||||
label3: ''
|
||||
label4: ''
|
||||
label5: ''
|
||||
label6: ''
|
||||
label7: ''
|
||||
label8: ''
|
||||
label9: ''
|
||||
legend: 'True'
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
name: '""'
|
||||
nconnections: '1'
|
||||
showports: 'False'
|
||||
type: complex
|
||||
update_time: '0.10'
|
||||
wintype: window.WIN_BLACKMAN_hARRIS
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [456, 36.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
|
||||
connections:
|
||||
- [blocks_file_source_0, '0', blocks_throttle_0, '0']
|
||||
- [blocks_throttle_0, '0', low_pass_filter_0, '0']
|
||||
- [blocks_throttle_0, '0', qtgui_waterfall_sink_x_0_0, '0']
|
||||
- [low_pass_filter_0, '0', blocks_file_sink_0, '0']
|
||||
- [low_pass_filter_0, '0', qtgui_waterfall_sink_x_0, '0']
|
||||
|
||||
metadata:
|
||||
file_format: 1
|
|
@ -73,7 +73,7 @@ blocks:
|
|||
alias: ''
|
||||
begin_tag: pmt.PMT_NIL
|
||||
comment: ''
|
||||
file: /home/sebastian/projects/QO100-trx/prototypes/wobble.raw
|
||||
file: /home/sebastian/projects/QO100-trx/prototypes/middle_beacon.raw
|
||||
length: '0'
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
|
@ -85,7 +85,7 @@ blocks:
|
|||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [184, 92.0]
|
||||
coordinate: [176, 92.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: blocks_throttle_0
|
||||
|
|
25
wobble.grc
25
wobble.grc
|
@ -95,11 +95,11 @@ blocks:
|
|||
alias: ''
|
||||
amp: '1'
|
||||
comment: ''
|
||||
freq: '0.05'
|
||||
freq: '0.01'
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
offset: '-0.5'
|
||||
phase: '0'
|
||||
phase: 3.14159265358 / 2
|
||||
samp_rate: samp_rate
|
||||
type: float
|
||||
waveform: analog.GR_TRI_WAVE
|
||||
|
@ -146,6 +146,24 @@ blocks:
|
|||
coordinate: [1344, 340.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: blocks_multiply_const_vxx_0
|
||||
id: blocks_multiply_const_vxx
|
||||
parameters:
|
||||
affinity: ''
|
||||
alias: ''
|
||||
comment: ''
|
||||
const: '-1'
|
||||
maxoutbuf: '0'
|
||||
minoutbuf: '0'
|
||||
type: float
|
||||
vlen: '1'
|
||||
states:
|
||||
bus_sink: false
|
||||
bus_source: false
|
||||
bus_structure: null
|
||||
coordinate: [520, 516.0]
|
||||
rotation: 0
|
||||
state: true
|
||||
- name: blocks_multiply_xx_0
|
||||
id: blocks_multiply_xx
|
||||
parameters:
|
||||
|
@ -266,8 +284,9 @@ blocks:
|
|||
connections:
|
||||
- [analog_sig_source_x_0, '0', blocks_add_xx_0, '0']
|
||||
- [analog_sig_source_x_1, '0', blocks_add_xx_0, '1']
|
||||
- [analog_sig_source_x_1_0, '0', blocks_vco_c_0, '0']
|
||||
- [analog_sig_source_x_1_0, '0', blocks_multiply_const_vxx_0, '0']
|
||||
- [blocks_add_xx_0, '0', blocks_multiply_xx_0, '0']
|
||||
- [blocks_multiply_const_vxx_0, '0', blocks_vco_c_0, '0']
|
||||
- [blocks_multiply_xx_0, '0', blocks_throttle_0, '0']
|
||||
- [blocks_throttle_0, '0', blocks_file_sink_0, '0']
|
||||
- [blocks_throttle_0, '0', qtgui_waterfall_sink_x_0, '0']
|
||||
|
|
Loading…
Reference in New Issue