Transmitter-Codes.rar_DQPSK_Python code_gnuradio_gnuradio gmsk_g

#!/usr/bin/env python ################################################## # Gnuradio Python Flow Graph # Title: MSRSAS DPSK Modulation # Author: MSRSAS,RTES,PT08,Nyjil George # Description: Transmit a DPSK signal # Generated: Sat Mar 17 02:42:29 2012 ################################################## from gnuradio import digital from gnuradio import eng_notation from gnuradio import gr from gnuradio import uhd from gnuradio.eng_option import eng_option from gnuradio.gr import firdes from gnuradio.wxgui import forms from gnuradio.wxgui import scopesink2 from grc_gnuradio import wxgui as grc_wxgui from optparse import OptionParser import numpy import wx class dpskmod(grc_wxgui.top_block_gui): def __init__(self, rx_gain=0, freq_offset=0, address0="addr=192.168.10.2", tx_gain=0, freq=145e6, samp_rate=1e6): grc_wxgui.top_block_gui.__init__(self, title="MSRSAS DPSK Modulation") _icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png" self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY)) ################################################## # Parameters ################################################## self.rx_gain = rx_gain self.freq_offset = freq_offset self.address0 = address0 self.tx_gain = tx_gain self.freq = freq self.samp_rate = samp_rate ################################################## # Variables ################################################## self.tun_tx_gain = tun_tx_gain = tx_gain self.tun_rx_gain = tun_rx_gain = rx_gain self.tun_freq = tun_freq = freq self.samps_per_sym = samps_per_sym = 8 self.rx_freq_off = rx_freq_off = freq_offset self.ampl = ampl = .1 ################################################## # Blocks ################################################## _tun_rx_gain_sizer = wx.BoxSizer(wx.VERTICAL) self._tun_rx_gain_text_box = forms.text_box( parent=self.GetWin(), sizer=_tun_rx_gain_sizer, value=self.tun_rx_gain, callback=self.set_tun_rx_gain, label="UHD RX Gain", converter=forms.float_converter(), proportion=0, ) self._tun_rx_gain_slider = forms.slider( parent=self.GetWin(), sizer=_tun_rx_gain_sizer, value=self.tun_rx_gain, callback=self.set_tun_rx_gain, minimum=0, maximum=20, num_steps=100, style=wx.SL_HORIZONTAL, cast=float, proportion=1, ) self.Add(_tun_rx_gain_sizer) _tun_freq_sizer = wx.BoxSizer(wx.VERTICAL) self._tun_freq_text_box = forms.text_box( parent=self.GetWin(), sizer=_tun_freq_sizer, value=self.tun_freq, callback=self.set_tun_freq, label="Freq (Hz)", converter=forms.float_converter(), proportion=0, ) self._tun_freq_slider = forms.slider( parent=self.GetWin(), sizer=_tun_freq_sizer, value=self.tun_freq, callback=self.set_tun_freq, minimum=144e6, maximum=146e6, num_steps=100, style=wx.SL_HORIZONTAL, cast=float, proportion=1, ) self.Add(_tun_freq_sizer) _rx_freq_off_sizer = wx.BoxSizer(wx.VERTICAL) self._rx_freq_off_text_box = forms.text_box( parent=self.GetWin(), sizer=_rx_freq_off_sizer, value=self.rx_freq_off, callback=self.set_rx_freq_off, label="RX Freq Offset (Hz)", converter=forms.float_converter(), proportion=0, ) self._rx_freq_off_slider = forms.slider( parent=self.GetWin(), sizer=_rx_freq_off_sizer, value=self.rx_freq_off, callback=self.set_rx_freq_off, minimum=-50e3, maximum=+50e3, num_steps=100, style=wx.SL_HORIZONTAL, cast=float, proportion=1, ) self.Add(_rx_freq_off_sizer) _ampl_sizer = wx.BoxSizer(wx.VERTICAL) self._ampl_text_box = forms.text_box( parent=self.GetWin(), sizer=_ampl_sizer, value=self.ampl, callback=self.set_ampl, label="Amplitude", converter=forms.float_converter(), proportion=0, ) self._ampl_slider = forms.slider( parent=self.GetWin(), sizer=_ampl_sizer, value=self.ampl, callback=self.set_ampl, minimum=0, maximum=1, num_steps=100, style=wx.SL_HORIZONTAL, cast=float, proportion=1, ) self.Add(_ampl_sizer) self.wxgui_scopesink2_0 = scopesink2.scope_sink_c( self.GetWin(), title="Scope Plot", sample_rate=samp_rate, v_scale=0, v_offset=0, t_scale=1e-6, ac_couple=False, xy_mode=True, num_inputs=1, trig_mode=gr.gr_TRIG_MODE_AUTO, y_axis_label="Counts", ) self.Add(self.wxgui_scopesink2_0.win) self.uhd_usrp_source_0 = uhd.usrp_source( device_addr="", stream_args=uhd.stream_args( cpu_format="fc32", channels=range(1), ), ) self.uhd_usrp_source_0.set_samp_rate(samp_rate) self.uhd_usrp_source_0.set_center_freq(tun_freq+rx_freq_off, 0) self.uhd_usrp_source_0.set_gain(tun_rx_gain, 0) self.uhd_usrp_sink_0 = uhd.usrp_sink( device_addr="", stream_args=uhd.stream_args( cpu_format="fc32", channels=range(1), ), ) self.uhd_usrp_sink_0.set_samp_rate(samp_rate) self.uhd_usrp_sink_0.set_center_freq(tun_freq, 0) self.uhd_usrp_sink_0.set_gain(tun_rx_gain, 0) self.uhd_usrp_sink_0.set_antenna("A:A", 0) _tun_tx_gain_sizer = wx.BoxSizer(wx.VERTICAL) self._tun_tx_gain_text_box = forms.text_box( parent=self.GetWin(), sizer=_tun_tx_gain_sizer, value=self.tun_tx_gain, callback=self.set_tun_tx_gain, label="UHD TX Gain", converter=forms.float_converter(), proportion=0, ) self._tun_tx_gain_slider = forms.slider( parent=self.GetWin(), sizer=_tun_tx_gain_sizer, value=self.tun_tx_gain, callback=self.set_tun_tx_gain, minimum=0, maximum=20, num_steps=100, style=wx.SL_HORIZONTAL, cast=float, proportion=1, ) self.Add(_tun_tx_gain_sizer) self.random_source_x_0 = gr.vector_source_b(map(int, numpy.random.randint(0, 256, 1000)), True) self.gr_multiply_const_vxx_0 = gr.multiply_const_vcc((ampl, )) self.digital_dxpsk_mod_0 = digital.dqpsk_mod( samples_per_symbol=samps_per_sym, excess_bw=0.35, gray_coded=True, verbose=False, log=False) ################################################## # Connections ################################################## self.connect((self.uhd_usrp_source_0, 0), (self.wxgui_scopesink2_0, 0)) self.connect((self.gr_multiply_const_vxx_0, 0), (self.uhd_usrp_sink_0, 0)) self.connect((self.random_source_x_0, 0), (self.digital_dxpsk_mod_0, 0)) self.connect((self.digital_dxpsk_mod_0, 0), (self.gr_multiply_const_vxx_0, 0)) def get_rx_gain(self): return self.rx_gain def set_rx_gain(self, rx_gain): self.rx_gain = rx_gain self.set_tun_rx_gain(self.rx_gain) def get_freq_offset(self): return self.freq_offset def set_freq_offset(self, freq_offset): self.freq_offset = freq_offset self.set_rx_freq_off(self.freq_offset) def get_address0(self): return self.address0 def set_address0(self, address0): self.address0 = address0 def get_tx_gain(self): return self.tx_gain def set_tx_gain(self, tx_gain): self.tx_gain = tx_gain self.set_tun_tx_gain(self.tx_gain) def get_freq(self): return self.freq def set_freq(self, freq): self.freq = freq self.set_tun_freq(self.freq) def get_samp_rate(self): return self.samp_rate def set_samp_rate(self, samp_rate): self.samp_rate = samp_rate self.uhd_usrp_sink_0.set_samp_rate(self.samp_rate) self.wxgui_scopesink2_0.set_sample_rate(self.samp_rate) self.uhd_usrp_source_0.set_samp_rate(self.samp_rate) def get_tun_tx_gain(self): return self.tun_tx_gain def set_tun_tx_gain(self, tun_tx_gain): self.tun_tx_gain = tun_tx_gain self._tun_tx_gain_slider.set_value(self.tun_tx_gain) self._tun_tx_gain_text_box.set_value(self.tun_tx_gain) def get_tun_rx_gain(self): return self.tun_rx_gain def set_tun_rx_gain(self, tun_rx_gain): self.tun_rx_gain = tun_rx_gain self._tun_rx_gain_slider.set_value(self.tun_rx_gain) self._tun_rx_gain_text_box.set_value(self.tun_rx_gain) self.uhd_usrp_sink_0.set_gain(self.tun_rx_gain, 0) self.uhd_usrp_source_0.set_gain(self.tun_rx_gain, 0) def get_tun_freq(self): return self.tun_freq def set