diff options
| author | jcorgan <jcorgan@221aa14e-8319-0410-a670-987f0aec2ac5> | 2007-09-18 18:59:00 +0000 |
|---|---|---|
| committer | jcorgan <jcorgan@221aa14e-8319-0410-a670-987f0aec2ac5> | 2007-09-18 18:59:00 +0000 |
| commit | e692e71305ecd71d3681fe37f3d76f350d67e276 (patch) | |
| tree | dc320c9261303aa9a92f4d12bdba85f82720d1bf /gnuradio-examples/python/usrp/usrp_nbfm_ptt.py | |
| parent | 6ad04a094ced626e46c210b9847eae46a1ae8e67 (diff) | |
Merge r6461:6464 from jcorgan/t162-staging into trunk.
* Final gr.top_block and gr.hier_block2 implementation inside
gnuradio-core/src/lib/runtime
* Implementation of gr.hier_block2 versions of all the old-style blocks
in blks. These live in blks2.
* Addition of gr.hier_block2 based versions of gr-wxgui blocks
* Conversion of all the example code in gnuradio-examples to use this
new code
* Conversion of all the gr-utils scripts to use the new code
The OFDM examples and related hierarchical blocks have not yet been
converted. Code in the rest of the tree that is outside the core
and example components has also not yet been converted.
git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@6466 221aa14e-8319-0410-a670-987f0aec2ac5
Diffstat (limited to 'gnuradio-examples/python/usrp/usrp_nbfm_ptt.py')
| -rwxr-xr-x | gnuradio-examples/python/usrp/usrp_nbfm_ptt.py | 64 |
1 files changed, 35 insertions, 29 deletions
diff --git a/gnuradio-examples/python/usrp/usrp_nbfm_ptt.py b/gnuradio-examples/python/usrp/usrp_nbfm_ptt.py index 03333fa190..35f015215b 100755 --- a/gnuradio-examples/python/usrp/usrp_nbfm_ptt.py +++ b/gnuradio-examples/python/usrp/usrp_nbfm_ptt.py @@ -1,6 +1,6 @@ #!/usr/bin/env python # -# Copyright 2005 Free Software Foundation, Inc. +# Copyright 2005,2007 Free Software Foundation, Inc. # # This file is part of GNU Radio # @@ -28,9 +28,9 @@ from optparse import OptionParser from gnuradio import gr, gru, eng_notation from gnuradio import usrp from gnuradio import audio -from gnuradio import blks +from gnuradio import blks2 from gnuradio.eng_option import eng_option -from gnuradio.wxgui import stdgui, fftsink, scopesink, slider, form +from gnuradio.wxgui import stdgui2, fftsink2, scopesink2, slider, form from usrpm import usrp_dbid from numpy import convolve, array @@ -43,9 +43,9 @@ from numpy import convolve, array # Control Stuff # //////////////////////////////////////////////////////////////////////// -class ptt_graph(stdgui.gui_flow_graph): +class ptt_block(stdgui2.std_top_block): def __init__(self, frame, panel, vbox, argv): - stdgui.gui_flow_graph.__init__ (self, frame, panel, vbox, argv) + stdgui2.std_top_block.__init__ (self, frame, panel, vbox, argv) self.frame = frame self.space_bar_pressed = False @@ -73,8 +73,11 @@ class ptt_graph(stdgui.gui_flow_graph): if options.freq < 1e6: options.freq *= 1e6 - self.txpath = transmit_path(self, options.tx_subdev_spec, options.audio_input) - self.rxpath = receive_path(self, options.rx_subdev_spec, options.rx_gain, options.audio_output) + self.txpath = transmit_path(options.tx_subdev_spec, options.audio_input) + self.rxpath = receive_path(options.rx_subdev_spec, options.rx_gain, options.audio_output) + self.connect(self.txpath) + self.connect(self.rxpath) + self._build_gui(frame, panel, vbox, argv, options.no_gui) self.set_transmit(False) @@ -142,29 +145,29 @@ class ptt_graph(stdgui.gui_flow_graph): panel.SetFocus() if 1 and not(no_gui): - rx_fft = fftsink.fft_sink_c (self, panel, title="Rx Input", fft_size=512, + rx_fft = fftsink2.fft_sink_c(panel, title="Rx Input", fft_size=512, sample_rate=self.rxpath.if_rate, ref_level=80, y_per_div=20) self.connect (self.rxpath.u, rx_fft) vbox.Add (rx_fft.win, 1, wx.EXPAND) if 1 and not(no_gui): - rx_fft = fftsink.fft_sink_c (self, panel, title="Post s/w DDC", + rx_fft = fftsink2.fft_sink_c(panel, title="Post s/w DDC", fft_size=512, sample_rate=self.rxpath.quad_rate, ref_level=80, y_per_div=20) self.connect (self.rxpath.ddc, rx_fft) vbox.Add (rx_fft.win, 1, wx.EXPAND) if 0 and not(no_gui): - foo = scopesink.scope_sink_f (self, panel, title="Squelch", - sample_rate=32000) + foo = scopesink2.scope_sink_f(panel, title="Squelch", + sample_rate=32000) self.connect (self.rxpath.fmrx.div, (foo,0)) self.connect (self.rxpath.fmrx.gate, (foo,1)) self.connect (self.rxpath.fmrx.squelch_lpf, (foo,2)) vbox.Add (foo.win, 1, wx.EXPAND) if 0 and not(no_gui): - tx_fft = fftsink.fft_sink_c (self, panel, title="Tx Output", + tx_fft = fftsink2.fft_sink_c(panel, title="Tx Output", fft_size=512, sample_rate=self.txpath.usrp_rate) self.connect (self.txpath.amp, tx_fft) vbox.Add (tx_fft.win, 1, wx.EXPAND) @@ -265,9 +268,12 @@ class ptt_graph(stdgui.gui_flow_graph): # Transmit Path # //////////////////////////////////////////////////////////////////////// -class transmit_path(gr.hier_block): - def __init__(self, fg, subdev_spec, audio_input): - +class transmit_path(gr.hier_block2): + def __init__(self, subdev_spec, audio_input): + gr.hier_block2.__init__(self, "transmit_path", + gr.io_signature(0, 0, 0), # Input signature + gr.io_signature(0, 0, 0)) # Output signature + self.u = usrp.sink_c () dac_rate = self.u.dac_rate(); @@ -298,11 +304,11 @@ class transmit_path(gr.hier_block): audio_taps = convolve(array(lpf),array(hpf)) self.audio_filt = gr.fir_filter_fff(1,audio_taps) - self.pl = blks.ctcss_gen_f(fg, self.audio_rate,123.0) + self.pl = blks2.ctcss_gen_f(self.audio_rate,123.0) self.add_pl = gr.add_ff() - fg.connect(self.pl,(self.add_pl,1)) + self.connect(self.pl,(self.add_pl,1)) - self.fmtx = blks.nbfm_tx(fg, self.audio_rate, self.if_rate) + self.fmtx = blks2.nbfm_tx(self.audio_rate, self.if_rate) self.amp = gr.multiply_const_cc (self.normal_gain) # determine the daughterboard subdevice we're using @@ -312,10 +318,8 @@ class transmit_path(gr.hier_block): self.subdev = usrp.selected_subdev(self.u, subdev_spec) print "TX using", self.subdev.name() - fg.connect(self.audio, self.audio_amp, self.audio_filt, - (self.add_pl,0), self.fmtx, self.amp, self.u) - - gr.hier_block.__init__(self, fg, None, None) + self.connect(self.audio, self.audio_amp, self.audio_filt, + (self.add_pl,0), self.fmtx, self.amp, self.u) self.set_gain(self.subdev.gain_range()[1]) # set max Tx gain @@ -357,8 +361,11 @@ class transmit_path(gr.hier_block): # Receive Path # //////////////////////////////////////////////////////////////////////// -class receive_path(gr.hier_block): - def __init__(self, fg, subdev_spec, gain, audio_output): +class receive_path(gr.hier_block2): + def __init__(self, subdev_spec, gain, audio_output): + gr.hier_block2.__init__(self, "receive_path", + gr.io_signature(0, 0, 0), # Input signature + gr.io_signature(0, 0, 0)) # Output signature self.u = usrp.source_c () adc_rate = self.u.adc_rate() @@ -395,10 +402,10 @@ class receive_path(gr.hier_block): self.if_rate) # input sample rate # instantiate the guts of the single channel receiver - self.fmrx = blks.nbfm_rx(fg, audio_rate, self.quad_rate) + self.fmrx = blks2.nbfm_rx(audio_rate, self.quad_rate) # standard squelch block - self.squelch = blks.standard_squelch(fg, audio_rate) + self.squelch = blks2.standard_squelch(audio_rate) # audio gain / mute block self._audio_gain = gr.multiply_const_ff(1.0) @@ -407,8 +414,7 @@ class receive_path(gr.hier_block): audio_sink = audio.sink (int(audio_rate), audio_output) # now wire it all together - fg.connect (self.u, self.ddc, self.fmrx, self.squelch, self._audio_gain, audio_sink) - gr.hier_block.__init__(self, fg, self.u, audio_sink) + self.connect (self.u, self.ddc, self.fmrx, self.squelch, self._audio_gain, audio_sink) if gain is None: # if no gain was specified, use the mid-point in dB @@ -484,7 +490,7 @@ class receive_path(gr.hier_block): # //////////////////////////////////////////////////////////////////////// def main(): - app = stdgui.stdapp(ptt_graph, "NBFM Push to Talk") + app = stdgui2.stdapp(ptt_block, "NBFM Push to Talk") app.MainLoop() if __name__ == '__main__': |