def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Dvbs2 Tx")
##################################################
# Variables
##################################################
self.symbol_rate = symbol_rate = 5000000
self.taps = taps = 50
self.samp_rate = samp_rate = symbol_rate * 2
self.rolloff = rolloff = 0.2
##################################################
# Blocks
##################################################
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=1280000000,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=True,
avg_alpha=0.13333,
title="FFT Plot",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.osmosdr_sink_0 = osmosdr.sink(args="numchan=" + str(1) + " " + "bladerf=0,buffers=128,buflen=32768")
self.osmosdr_sink_0.set_sample_rate(samp_rate)
self.osmosdr_sink_0.set_center_freq(1280e6, 0)
self.osmosdr_sink_0.set_freq_corr(0, 0)
self.osmosdr_sink_0.set_gain(15, 0)
self.osmosdr_sink_0.set_if_gain(0, 0)
self.osmosdr_sink_0.set_bb_gain(-10, 0)
self.osmosdr_sink_0.set_antenna("", 0)
self.osmosdr_sink_0.set_bandwidth(6000000, 0)
self.fft_filter_xxx_0 = filter.fft_filter_ccc(
1, (firdes.root_raised_cosine(1, samp_rate, samp_rate / 2, rolloff, taps)), 1
)
self.fft_filter_xxx_0.declare_sample_delay(0)
self.dvbs2_physical_cc_0 = dvbs2.physical_cc(
dvbs2.MOD_16APSK, dvbs2.C9_10, dvbs2.PILOTS_ON, dvbs2.FECFRAME_NORMAL, 0
)
self.dvbs2_modulator_bc_0 = dvbs2.modulator_bc(dvbs2.MOD_16APSK, dvbs2.C9_10, dvbs2.FECFRAME_NORMAL)
self.dvbs2_ldpc_bb_0 = dvbs2.ldpc_bb(dvbs2.C9_10, dvbs2.FECFRAME_NORMAL, dvbs2.MOD_OTHER)
self.dvbs2_interleaver_bb_0 = dvbs2.interleaver_bb(dvbs2.MOD_16APSK, dvbs2.C_OTHER, dvbs2.FECFRAME_NORMAL)
self.dvbs2_bch_bb_0 = dvbs2.bch_bb(dvbs2.C9_10, dvbs2.FECFRAME_NORMAL)
self.dvbs2_bbscrambler_bb_0 = dvbs2.bbscrambler_bb(dvbs2.C9_10, dvbs2.FECFRAME_NORMAL)
self.dvbs2_bbheader_bb_0 = dvbs2.bbheader_bb(dvbs2.C9_10, dvbs2.RO_0_20, dvbs2.FECFRAME_NORMAL)
self.blocks_file_source_0 = blocks.file_source(gr.sizeof_char * 1, "/run/shm/adv16apsk910.ts", True)
##################################################
# Connections
##################################################
self.connect((self.blocks_file_source_0, 0), (self.dvbs2_bbheader_bb_0, 0))
self.connect((self.dvbs2_bbheader_bb_0, 0), (self.dvbs2_bbscrambler_bb_0, 0))
self.connect((self.dvbs2_bbscrambler_bb_0, 0), (self.dvbs2_bch_bb_0, 0))
self.connect((self.dvbs2_bch_bb_0, 0), (self.dvbs2_ldpc_bb_0, 0))
self.connect((self.dvbs2_ldpc_bb_0, 0), (self.dvbs2_interleaver_bb_0, 0))
self.connect((self.dvbs2_interleaver_bb_0, 0), (self.dvbs2_modulator_bc_0, 0))
self.connect((self.dvbs2_modulator_bc_0, 0), (self.dvbs2_physical_cc_0, 0))
self.connect((self.dvbs2_physical_cc_0, 0), (self.fft_filter_xxx_0, 0))
self.connect((self.fft_filter_xxx_0, 0), (self.osmosdr_sink_0, 0))
self.connect((self.fft_filter_xxx_0, 0), (self.wxgui_fftsink2_0, 0))
def main(args):
nargs = len(args)
if nargs == 1:
infile = args[0]
outfile = None
elif nargs == 2:
infile = args[0]
outfile = args[1]
else:
sys.stderr.write("Usage: dvbs2-blade.py input_file [output_file]\n");
sys.exit(1)
symbol_rate = 5000000
samp_rate = symbol_rate * 2
frame_size = dvbs2.FECFRAME_NORMAL
constellation = dvbs2.MOD_16APSK
code_rate = dvbs2.C9_10
pilots = dvbs2.PILOTS_ON
rolloff = dvbs2.RO_0_20
gold_code = 0
rrc_taps = 50
center_freq = 1280000000
txvga1_gain = -10
txvga2_gain = 15
bandwidth = 6000000
if constellation == dvbs2.MOD_QPSK:
if ( code_rate == dvbs2.C1_4
or code_rate == dvbs2.C1_3
or code_rate == dvbs2.C2_5
or code_rate == dvbs2.C1_2
or code_rate == dvbs2.C3_5
or code_rate == dvbs2.C2_3
or code_rate == dvbs2.C3_4
or code_rate == dvbs2.C4_5
or code_rate == dvbs2.C5_6
or code_rate == dvbs2.C8_9
or code_rate == dvbs2.C9_10
or code_rate == dvbs2.C13_45
or code_rate == dvbs2.C9_20
or code_rate == dvbs2.C11_20
or code_rate == dvbs2.C11_45
or code_rate == dvbs2.C4_15
or code_rate == dvbs2.C14_45
or code_rate == dvbs2.C7_15
or code_rate == dvbs2.C8_15
or code_rate == dvbs2.C32_45):
pass
else:
sys.stderr.write("Invalid code rate for QPSK\n");
sys.exit(1)
if constellation == dvbs2.MOD_8PSK:
if ( code_rate == dvbs2.C3_5
or code_rate == dvbs2.C2_3
or code_rate == dvbs2.C3_4
or code_rate == dvbs2.C5_6
or code_rate == dvbs2.C8_9
or code_rate == dvbs2.C9_10
or code_rate == dvbs2.C23_36
or code_rate == dvbs2.C25_36
or code_rate == dvbs2.C13_18
or code_rate == dvbs2.C7_15
or code_rate == dvbs2.C8_15
or code_rate == dvbs2.C26_45
or code_rate == dvbs2.C32_45):
pass
else:
sys.stderr.write("Invalid code rate for 8PSK\n");
sys.exit(1)
if constellation == dvbs2.MOD_8APSK:
if ( code_rate == dvbs2.C100_180
or code_rate == dvbs2.C104_180):
pass
else:
sys.stderr.write("Invalid code rate for 8APSK\n");
sys.exit(1)
if constellation == dvbs2.MOD_16APSK:
if ( code_rate == dvbs2.C2_3
or code_rate == dvbs2.C3_4
or code_rate == dvbs2.C4_5
or code_rate == dvbs2.C5_6
or code_rate == dvbs2.C8_9
or code_rate == dvbs2.C9_10
or code_rate == dvbs2.C26_45
or code_rate == dvbs2.C3_5
or code_rate == dvbs2.C28_45
or code_rate == dvbs2.C23_36
or code_rate == dvbs2.C25_36
or code_rate == dvbs2.C13_18
or code_rate == dvbs2.C140_180
or code_rate == dvbs2.C154_180
or code_rate == dvbs2.C7_15
or code_rate == dvbs2.C8_15
or code_rate == dvbs2.C26_45
or code_rate == dvbs2.C3_5
or code_rate == dvbs2.C32_45):
pass
else:
sys.stderr.write("Invalid code rate for 16APSK\n");
sys.exit(1)
if constellation == dvbs2.MOD_8_8APSK:
if ( code_rate == dvbs2.C90_180
or code_rate == dvbs2.C96_180
or code_rate == dvbs2.C100_180
or code_rate == dvbs2.C18_30
or code_rate == dvbs2.C20_30):
pass
else:
sys.stderr.write("Invalid code rate for 8+8APSK\n");
sys.exit(1)
if constellation == dvbs2.MOD_32APSK:
if ( code_rate == dvbs2.C3_4
or code_rate == dvbs2.C4_5
or code_rate == dvbs2.C5_6
or code_rate == dvbs2.C8_9
or code_rate == dvbs2.C9_10):
pass
else:
sys.stderr.write("Invalid code rate for 32APSK\n");
sys.exit(1)
if constellation == dvbs2.MOD_4_12_16APSK:
if ( code_rate == dvbs2.C2_3
or code_rate == dvbs2.C32_45):
pass
else:
sys.stderr.write("Invalid code rate for 4+12+16rbAPSK\n");
sys.exit(1)
if constellation == dvbs2.MOD_4_8_4_16APSK:
if ( code_rate == dvbs2.C128_180
or code_rate == dvbs2.C132_180
or code_rate == dvbs2.C140_180):
pass
else:
sys.stderr.write("Invalid code rate for 4+8+4+16APSK\n");
sys.exit(1)
if constellation == dvbs2.MOD_64APSK:
if ( code_rate == dvbs2.C128_180):
pass
else:
sys.stderr.write("Invalid code rate for 64APSK\n");
sys.exit(1)
if constellation == dvbs2.MOD_4_12_20_28APSK:
if ( code_rate == dvbs2.C132_180):
pass
else:
sys.stderr.write("Invalid code rate for 4+12+20+28APSK\n");
sys.exit(1)
if constellation == dvbs2.MOD_8_16_20_20APSK:
if ( code_rate == dvbs2.C7_9
or code_rate == dvbs2.C4_5
or code_rate == dvbs2.C5_6):
pass
else:
sys.stderr.write("Invalid code rate for 8+16+20+20APSK\n");
sys.exit(1)
if constellation == dvbs2.MOD_128APSK:
if ( code_rate == dvbs2.C135_180
or code_rate == dvbs2.C140_180):
pass
else:
sys.stderr.write("Invalid code rate for 128APSK\n");
sys.exit(1)
if constellation == dvbs2.MOD_256APSK:
if ( code_rate == dvbs2.C20_30
or code_rate == dvbs2.C22_30
or code_rate == dvbs2.C116_180
or code_rate == dvbs2.C124_180
or code_rate == dvbs2.C128_180
or code_rate == dvbs2.C135_180):
pass
else:
sys.stderr.write("Invalid code rate for 256APSK\n");
sys.exit(1)
if rolloff == dvbs2.RO_0_05:
rrc_rolloff = 0.05
elif rolloff == dvbs2.RO_0_10:
rrc_rolloff = 0.10
elif rolloff == dvbs2.RO_0_15:
rrc_rolloff = 0.15
elif rolloff == dvbs2.RO_0_20:
rrc_rolloff = 0.20
elif rolloff == dvbs2.RO_0_25:
rrc_rolloff = 0.25
elif rolloff == dvbs2.RO_0_35:
rrc_rolloff = 0.35
if ( code_rate == dvbs2.C3_5
or code_rate == dvbs2.C4_5
or code_rate == dvbs2.C5_6
or code_rate == dvbs2.C7_9
or code_rate == dvbs2.C13_18
or code_rate == dvbs2.C23_36
or code_rate == dvbs2.C25_36
or code_rate == dvbs2.C26_45
or code_rate == dvbs2.C28_45
or code_rate == dvbs2.C90_180
or code_rate == dvbs2.C96_180
or code_rate == dvbs2.C100_180
or code_rate == dvbs2.C116_180
or code_rate == dvbs2.C124_180
or code_rate == dvbs2.C128_180
or code_rate == dvbs2.C135_180
or code_rate == dvbs2.C140_180):
code_rate_interleaver = code_rate
else:
code_rate_interleaver = dvbs2.C_OTHER
if ( code_rate == dvbs2.C2_3
or code_rate == dvbs2.C3_4
or code_rate == dvbs2.C4_5
or code_rate == dvbs2.C5_6
or code_rate == dvbs2.C8_9
or code_rate == dvbs2.C9_10
or code_rate == dvbs2.C90_180
or code_rate == dvbs2.C96_180
or code_rate == dvbs2.C100_180
or code_rate == dvbs2.C104_180
or code_rate == dvbs2.C26_45
or code_rate == dvbs2.C18_30
or code_rate == dvbs2.C28_45
or code_rate == dvbs2.C23_36
or code_rate == dvbs2.C116_180
or code_rate == dvbs2.C20_30
or code_rate == dvbs2.C124_180
or code_rate == dvbs2.C25_36
or code_rate == dvbs2.C128_180
or code_rate == dvbs2.C13_18
or code_rate == dvbs2.C132_180
or code_rate == dvbs2.C22_30
or code_rate == dvbs2.C135_180
or code_rate == dvbs2.C140_180
or code_rate == dvbs2.C7_9
or code_rate == dvbs2.C154_180):
code_rate_modulator = code_rate
else:
code_rate_modulator = dvbs2.C_OTHER
if constellation == dvbs2.MOD_128APSK:
constellation_ldpc = constellation
else:
constellation_ldpc = dvbs2.MOD_OTHER
tb = gr.top_block()
src = blocks.file_source(gr.sizeof_char, infile, True)
dvbs2_bbheader = dvbs2.bbheader_bb(code_rate, rolloff, frame_size)
dvbs2_bbscrambler = dvbs2.bbscrambler_bb(code_rate, frame_size)
dvbs2_bch = dvbs2.bch_bb(code_rate, frame_size)
dvbs2_ldpc = dvbs2.ldpc_bb(code_rate, frame_size, constellation)
dvbs2_interleaver = dvbs2.interleaver_bb(constellation, code_rate_interleaver, frame_size)
dvbs2_modulator = dvbs2.modulator_bc(constellation, code_rate_modulator, frame_size)
dvbs2_physical = dvbs2.physical_cc(constellation, code_rate, pilots, frame_size, gold_code)
fft_filter = filter.fft_filter_ccc(1, (firdes.root_raised_cosine(1, samp_rate, samp_rate/2, rrc_rolloff, rrc_taps)), 1)
fft_filter.declare_sample_delay(0)
out = osmosdr.sink(args="bladerf=0,buffers=128,buflen=32768")
out.set_sample_rate(samp_rate)
out.set_center_freq(center_freq, 0)
out.set_freq_corr(0, 0)
out.set_gain(txvga2_gain, 0)
out.set_bb_gain(txvga1_gain, 0)
out.set_bandwidth(bandwidth, 0)
tb.connect(src, dvbs2_bbheader)
tb.connect(dvbs2_bbheader, dvbs2_bbscrambler)
tb.connect(dvbs2_bbscrambler, dvbs2_bch)
tb.connect(dvbs2_bch, dvbs2_ldpc)
tb.connect(dvbs2_ldpc, dvbs2_interleaver)
tb.connect(dvbs2_interleaver, dvbs2_modulator)
tb.connect(dvbs2_modulator, dvbs2_physical)
tb.connect(dvbs2_physical, fft_filter)
tb.connect(fft_filter, out)
if outfile:
dst = blocks.file_sink(gr.sizeof_gr_complex, outfile)
tb.connect(fft_filter, dst)
tb.run()
def __init__(self):
gr.top_block.__init__(self, "Dvbs2 Tx")
Qt.QWidget.__init__(self)
self.setWindowTitle("Dvbs2 Tx")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "dvbs2_tx")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.symbol_rate = symbol_rate = 5000000
self.vga2_gain = vga2_gain = 10
self.vga1_gain = vga1_gain = -8
self.tx_gain = tx_gain = 50
self.taps = taps = 100
self.samp_rate = samp_rate = symbol_rate * 2
self.rolloff = rolloff = 0.2
self.center_freq = center_freq = 1280e6
##################################################
# Blocks
##################################################
self._vga2_gain_range = Range(0, 25, 1, 10, 200)
self._vga2_gain_win = RangeWidget(self._vga2_gain_range, self.set_vga2_gain, "vga2_gain", "counter_slider", int)
self.top_layout.addWidget(self._vga2_gain_win)
self._vga1_gain_range = Range(-35, -4, 1, -8, 200)
self._vga1_gain_win = RangeWidget(self._vga1_gain_range, self.set_vga1_gain, "vga1_gain", "counter_slider", int)
self.top_layout.addWidget(self._vga1_gain_win)
self._tx_gain_range = Range(0, 89, 1, 50, 200)
self._tx_gain_win = RangeWidget(self._tx_gain_range, self.set_tx_gain, "tx_gain", "counter_slider", float)
self.top_layout.addWidget(self._tx_gain_win)
self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
center_freq, #fc
samp_rate, #bw
"", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.qtgui_freq_sink_x_0.enable_autoscale(False)
self.qtgui_freq_sink_x_0.enable_grid(True)
self.qtgui_freq_sink_x_0.set_fft_average(0.2)
self.qtgui_freq_sink_x_0.enable_axis_labels(True)
self.qtgui_freq_sink_x_0.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_0.set_plot_pos_half(not True)
labels = ['', '', '', '', '',
'', '', '', '', '']
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "dark blue"]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_freq_sink_x_0_win)
self.osmosdr_sink_0 = osmosdr.sink( args="numchan=" + str(1) + " " + 'bladerf=0,buffers=128,buflen=32768' )
self.osmosdr_sink_0.set_sample_rate(samp_rate)
self.osmosdr_sink_0.set_center_freq(center_freq, 0)
self.osmosdr_sink_0.set_freq_corr(0, 0)
self.osmosdr_sink_0.set_gain(vga2_gain, 0)
self.osmosdr_sink_0.set_if_gain(0, 0)
self.osmosdr_sink_0.set_bb_gain(vga1_gain, 0)
self.osmosdr_sink_0.set_antenna('', 0)
self.osmosdr_sink_0.set_bandwidth(6000000, 0)
self.fft_filter_xxx_0 = filter.fft_filter_ccc(1, (firdes.root_raised_cosine(1.0, samp_rate, samp_rate/2, rolloff, taps)), 1)
self.fft_filter_xxx_0.declare_sample_delay(0)
self.dvbs2_physical_cc_0 = dvbs2.physical_cc(dvbs2.FECFRAME_NORMAL, dvbs2.C9_10, dvbs2.MOD_16APSK, dvbs2.PILOTS_ON, 0)
self.dvbs2_modulator_bc_0 = dvbs2.modulator_bc(dvbs2.FECFRAME_NORMAL,
dvbs2.C9_10, dvbs2.MOD_16APSK)
self.dvbs2_ldpc_bb_0 = dvbs2.ldpc_bb(dvbs2.FECFRAME_NORMAL, dvbs2.C9_10, dvbs2.MOD_OTHER)
self.dvbs2_interleaver_bb_0 = dvbs2.interleaver_bb(dvbs2.FECFRAME_NORMAL, dvbs2.C9_10, dvbs2.MOD_16APSK)
self.dvbs2_bch_bb_0 = dvbs2.bch_bb(dvbs2.FECFRAME_NORMAL, dvbs2.C9_10)
self.dvbs2_bbscrambler_bb_0 = dvbs2.bbscrambler_bb(dvbs2.FECFRAME_NORMAL, dvbs2.C9_10)
self.dvbs2_bbheader_bb_0 = dvbs2.bbheader_bb(dvbs2.FECFRAME_NORMAL, dvbs2.C9_10, dvbs2.RO_0_20)
self.blocks_file_source_0 = blocks.file_source(gr.sizeof_char*1, '/run/shm/adv16apsk910.ts', True)
##################################################
# Connections
##################################################
self.connect((self.blocks_file_source_0, 0), (self.dvbs2_bbheader_bb_0, 0))
self.connect((self.dvbs2_bbheader_bb_0, 0), (self.dvbs2_bbscrambler_bb_0, 0))
self.connect((self.dvbs2_bbscrambler_bb_0, 0), (self.dvbs2_bch_bb_0, 0))
self.connect((self.dvbs2_bch_bb_0, 0), (self.dvbs2_ldpc_bb_0, 0))
self.connect((self.dvbs2_interleaver_bb_0, 0), (self.dvbs2_modulator_bc_0, 0))
self.connect((self.dvbs2_ldpc_bb_0, 0), (self.dvbs2_interleaver_bb_0, 0))
self.connect((self.dvbs2_modulator_bc_0, 0), (self.dvbs2_physical_cc_0, 0))
self.connect((self.dvbs2_physical_cc_0, 0), (self.fft_filter_xxx_0, 0))
self.connect((self.fft_filter_xxx_0, 0), (self.osmosdr_sink_0, 0))
self.connect((self.fft_filter_xxx_0, 0), (self.qtgui_freq_sink_x_0, 0))
