Sorry, me again.
Recently did a fresh install of ubuntu 16.10 and did a apt install of
gnuradio.
A few days ago you helped me get my OOT blocks properly installed on my
own tree by added square brackets around my <category> value.
However there are now problems when I run:
> File "/home/tom/grc-flow/top_block.py", line 147, in __init__
> self.ambe3000_dstar_encode_sb_0 =
> ambe3000.dstar_encode_sb('/dev/ttyUSB0', 230400)
> AttributeError: 'module' object has no attribute 'dstar_encode_sb'
I'm having trouble finding useful info googling on this error message. I
have spend several days following various threads, including rebuilding
another, identical OOT from scratch with gr_modtool.
My OOT is at https://github.com/ac2ie/gr-ambe3000 . (This OOT worked
fine with ubuntu 16.04.)
Here is top_block.py:
> #!/usr/bin/env python2
> # -*- coding: utf-8 -*-
> ##################################################
> # GNU Radio Python Flow Graph
> # Title: Dstar Transmitter
> # Author: Thomas Early AC2IE
> # Description: Uses NWDigitalRadio DV3000U
> # Generated: Fri Nov 11 15:20:49 2016
> ##################################################
>
> if __name__ == '__main__':
> import ctypes
> import sys
> if sys.platform.startswith('linux'):
> try:
> x11 = ctypes.cdll.LoadLibrary('libX11.so')
> x11.XInitThreads()
> except:
> print "Warning: failed to XInitThreads()"
>
> from PyQt4 import Qt
> from gnuradio import blocks
> from gnuradio import digital
> from gnuradio import eng_notation
> from gnuradio import filter
> from gnuradio import gr
> from gnuradio import qtgui
> from gnuradio import uhd
> from gnuradio.eng_option import eng_option
> from gnuradio.filter import firdes
> from optparse import OptionParser
> import ambe3000
> import sip
> import sys
> import time
>
>
> class top_block(gr.top_block, Qt.QWidget):
>
> def __init__(self):
> gr.top_block.__init__(self, "Dstar Audio Transmitter")
> Qt.QWidget.__init__(self)
> self.setWindowTitle("Dstar Audio Transmitter")
> 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", "top_block")
> self.restoreGeometry(self.settings.value("geometry").toByteArray())
>
> ##################################################
> # Variables
> ##################################################
> self.samp_rate = samp_rate = 32000
> self.samples_per_symbol = samples_per_symbol = 100
>
> self.lpf_taps = lpf_taps = firdes.low_pass(32767, samp_rate,
> 3500, 350, firdes.WIN_HAMMING, 6.76)
>
> self.baud_rate = baud_rate = 4800
>
> ##################################################
> # Blocks
> ##################################################
> self.uhd_usrp_sink_0 = uhd.usrp_sink(
> ",".join(("", "")),
> uhd.stream_args(
> cpu_format="fc32",
> channels=range(1),
> ),
> )
> self.uhd_usrp_sink_0.set_samp_rate(baud_rate*samples_per_symbol)
> self.uhd_usrp_sink_0.set_center_freq(146550000, 0)
> self.uhd_usrp_sink_0.set_gain(20, 0)
> self.uhd_usrp_sink_0.set_antenna('TX/RX', 0)
> self.qtgui_time_sink_x_0 = qtgui.time_sink_c(
> 1024, #size
> baud_rate*samples_per_symbol, #samp_rate
> "", #name
> 1 #number of inputs
> )
> self.qtgui_time_sink_x_0.set_update_time(0.10)
> self.qtgui_time_sink_x_0.set_y_axis(-1, 1)
>
> self.qtgui_time_sink_x_0.set_y_label('Amplitude', "")
>
> self.qtgui_time_sink_x_0.enable_tags(-1, True)
> self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
> qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
> self.qtgui_time_sink_x_0.enable_autoscale(True)
> self.qtgui_time_sink_x_0.enable_grid(False)
> self.qtgui_time_sink_x_0.enable_axis_labels(True)
> self.qtgui_time_sink_x_0.enable_control_panel(False)
>
> if not True:
> self.qtgui_time_sink_x_0.disable_legend()
>
> labels = ['', '', '', '', '',
> '', '', '', '', '']
> widths = [1, 1, 1, 1, 1,
> 1, 1, 1, 1, 1]
> colors = ["blue", "red", "green", "black", "cyan",
> "magenta", "yellow", "dark red", "dark green", "blue"]
> styles = [1, 1, 1, 1, 1,
> 1, 1, 1, 1, 1]
> markers = [-1, -1, -1, -1, -1,
> -1, -1, -1, -1, -1]
> 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(2*1):
> if len(labels[i]) == 0:
> if(i % 2 == 0):
> self.qtgui_time_sink_x_0.set_line_label(i,
> "Re{{Data {0}}}".format(i/2))
> else:
> self.qtgui_time_sink_x_0.set_line_label(i,
> "Im{{Data {0}}}".format(i/2))
> else:
> self.qtgui_time_sink_x_0.set_line_label(i, labels[i])
> self.qtgui_time_sink_x_0.set_line_width(i, widths[i])
> self.qtgui_time_sink_x_0.set_line_color(i, colors[i])
> self.qtgui_time_sink_x_0.set_line_style(i, styles[i])
> self.qtgui_time_sink_x_0.set_line_marker(i, markers[i])
> self.qtgui_time_sink_x_0.set_line_alpha(i, alphas[i])
>
> self._qtgui_time_sink_x_0_win =
> sip.wrapinstance(self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget)
> self.top_layout.addWidget(self._qtgui_time_sink_x_0_win)
> self.fir_filter_xxx_0 = filter.fir_filter_fsf(4, (lpf_taps))
> self.fir_filter_xxx_0.declare_sample_delay(0)
> self.digital_gmsk_mod_0 = digital.gmsk_mod(
> samples_per_symbol=samples_per_symbol,
> bt=0.35,
> verbose=False,
> log=False,
> )
> self.blocks_file_source_0 =
> blocks.file_source(gr.sizeof_float*1, '/home/tom/fl32k.audio', False)
> self.blocks_delay_0 = blocks.delay(gr.sizeof_char*1, 24)
> self.ambe3000_dstar_encode_sb_0 =
> ambe3000.dstar_encode_sb('/dev/ttyUSB0', 230400)
>
> ##################################################
> # Connections
> ##################################################
> self.connect((self.ambe3000_dstar_encode_sb_0, 0),
> (self.blocks_delay_0, 0))
> self.connect((self.blocks_delay_0, 0),
> (self.digital_gmsk_mod_0, 0))
> self.connect((self.blocks_file_source_0, 0),
> (self.fir_filter_xxx_0, 0))
> self.connect((self.digital_gmsk_mod_0, 0),
> (self.qtgui_time_sink_x_0, 0))
> self.connect((self.digital_gmsk_mod_0, 0),
> (self.uhd_usrp_sink_0, 0))
> self.connect((self.fir_filter_xxx_0, 0),
> (self.ambe3000_dstar_encode_sb_0, 0))
>
> def closeEvent(self, event):
> self.settings = Qt.QSettings("GNU Radio", "top_block")
> self.settings.setValue("geometry", self.saveGeometry())
> event.accept()
>
> def get_samp_rate(self):
> return self.samp_rate
>
> def set_samp_rate(self, samp_rate):
> self.samp_rate = samp_rate
>
> def get_samples_per_symbol(self):
> return self.samples_per_symbol
>
> def set_samples_per_symbol(self, samples_per_symbol):
> self.samples_per_symbol = samples_per_symbol
> self.uhd_usrp_sink_0.set_samp_rate(self.baud_rate*self.samples_per_symbol)
> self.qtgui_time_sink_x_0.set_samp_rate(self.baud_rate*self.samples_per_symbol)
>
> def get_lpf_taps(self):
> return self.lpf_taps
>
> def set_lpf_taps(self, lpf_taps):
> self.lpf_taps = lpf_taps
> self.fir_filter_xxx_0.set_taps((self.lpf_taps))
>
> def get_baud_rate(self):
> return self.baud_rate
>
> def set_baud_rate(self, baud_rate):
> self.baud_rate = baud_rate
> self.uhd_usrp_sink_0.set_samp_rate(self.baud_rate*self.samples_per_symbol)
> self.qtgui_time_sink_x_0.set_samp_rate(self.baud_rate*self.samples_per_symbol)
>
>
> def main(top_block_cls=top_block, options=None):
>
> from distutils.version import StrictVersion
> if StrictVersion(Qt.qVersion()) >= StrictVersion("4.5.0"):
> style = gr.prefs().get_string('qtgui', 'style', 'raster')
> Qt.QApplication.setGraphicsSystem(style)
> qapp = Qt.QApplication(sys.argv)
>
> tb = top_block_cls()
> tb.start()
> tb.show()
>
> def quitting():
> tb.stop()
> tb.wait()
> qapp.connect(qapp, Qt.SIGNAL("aboutToQuit()"), quitting)
> qapp.exec_()
>
>
> if __name__ == '__main__':
> main()
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