#!/usr/bin/env python # -*- coding: ANSI_X3.4-1968 -*- # generated by wxGlade 0.4 on Tue Mar 14 10:16:06 2006 # # Copyright 2006 Free Software Foundation, Inc. # # This file is part of GNU Radio # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with GNU Radio; see the file COPYING. If not, write to # the Free Software Foundation, Inc., 59 Temple Place - Suite 330, # Boston, MA 02111-1307, USA. # #----------------------------------------------------------------- # # +-->(fft) # | # (src)->(xlate)--+->(audio filter)--+-->(sel_am)-+--------------+ # | | | # | (pll) | # | | | # | (pll_carrier_scale) | # | | | # | (pll_carrier_filter) | # | | | # | +--(fft2) | # | | | # | +--(c2f3)--+ | # | | | | # | (phaser1) (phaser2) | # | | | | # | +--(f2c)---+ | # | | V # V +---------->(am_det) # (c2f) | # | (c2f2) # | | # +-->(sel_sb)------------>(combine) # | # V # +--------------------------(scale) # | | # | | # | +++ # V | | # (agc)<--(offset)<--(intr)<---(sqr1) # | # V # (dst) # #---------------------------------------------------------------------- # # Versions 2.2.1 adds loop antenna automatic tuner # # 2.3.1 adds web control, made AM Sync display optional, # added more comments. # # 2.4.1 updates usrp interface to support auto subdev # Web server control disabled by default. Do not enable # until directory structure and scripts are in place. WEB_CONTROL = False # Controls display of AM Sync Carrier - turn off for smaller # window if not needed AM_SYNC_DISPLAY = False import os, wx, sys, math import wx.lib.evtmgr as em from gnuradio.wxgui import powermate, fftsink from gnuradio import gr, audio, eng_notation, usrp, gru from gnuradio.eng_option import eng_option from optparse import OptionParser ID_BUTTON_1 = wx.NewId() # LSB button ID_BUTTON_2 = wx.NewId() # USB ID_BUTTON_3 = wx.NewId() # AM ID_BUTTON_4 = wx.NewId() # CW ID_BUTTON_5 = wx.NewId() # Powermate controls: Upper audio freq cutoff ID_BUTTON_6 = wx.NewId() # " Lower audio freq cutoff ID_BUTTON_7 = wx.NewId() # " Frequency ID_BUTTON_8 = wx.NewId() # " Volume ID_BUTTON_9 = wx.NewId() # " Time ID_BUTTON_10 = wx.NewId() # Time Seek Forwards ID_BUTTON_11 = wx.NewId() # Time Seek Backwards ID_BUTTON_12 = wx.NewId() # Automatic Antenna Tune (AT) enable ID_BUTTON_13 = wx.NewId() # AT Calibrate point ID_BUTTON_14 = wx.NewId() # AT Reset ID_TEXT_1 = wx.NewId() # Band Center, USRP ddc Freq ID_SPIN_1 = wx.NewId() # Frequency display and control ID_SLIDER_1 = wx.NewId() # Upper audio freq cutoff ID_SLIDER_2 = wx.NewId() # Lower audio freq cutoff ID_SLIDER_3 = wx.NewId() # Frequency ID_SLIDER_4 = wx.NewId() # Volume ID_SLIDER_5 = wx.NewId() # Programmable Gain Amp, PGA, RF gain ID_SLIDER_6 = wx.NewId() # AM Sync carrier level ID_SLIDER_7 = wx.NewId() # AT control voltage output ID_EXIT = wx.NewId() # Menu Exit def pick_subdevice(u): """ The user didn't specify a subdevice on the command line. If there's a daughterboard on A, select A. If there's a daughterboard on B, select B. Otherwise, select A. """ if u.db[0][0].dbid() >= 0: # dbid is < 0 if there's no d'board or a problem return (0, 0) if u.db[1][0].dbid() >= 0: return (1, 0) return (0, 0) class MyFrame(wx.Frame): def __init__(self, *args, **kwds): # begin wxGlade: MyFrame.__init__ kwds["style"] = wx.DEFAULT_FRAME_STYLE wx.Frame.__init__(self, *args, **kwds) # Menu Bar self.frame_1_menubar = wx.MenuBar() self.SetMenuBar(self.frame_1_menubar) wxglade_tmp_menu = wx.Menu() self.Exit = wx.MenuItem(wxglade_tmp_menu, ID_EXIT, "Exit", "Exit", wx.ITEM_NORMAL) wxglade_tmp_menu.AppendItem(self.Exit) self.frame_1_menubar.Append(wxglade_tmp_menu, "File") # Menu Bar end self.panel_1 = wx.Panel(self, -1) self.button_1 = wx.Button(self, ID_BUTTON_1, "LSB") self.button_2 = wx.Button(self, ID_BUTTON_2, "USB") self.button_3 = wx.Button(self, ID_BUTTON_3, "AM") self.button_4 = wx.Button(self, ID_BUTTON_4, "CW") self.button_5 = wx.ToggleButton(self, ID_BUTTON_5, "Upper") self.slider_1 = wx.Slider(self, ID_SLIDER_1, 0, -15799, 15799, style=wx.SL_HORIZONTAL|wx.SL_LABELS) self.button_6 = wx.ToggleButton(self, ID_BUTTON_6, "Lower") self.slider_2 = wx.Slider(self, ID_SLIDER_2, 0, -15799, 15799, style=wx.SL_HORIZONTAL|wx.SL_LABELS) self.panel_5 = wx.Panel(self, -1) self.label_1 = wx.StaticText(self, -1, " Band\nCenter") self.text_ctrl_1 = wx.TextCtrl(self, ID_TEXT_1, "") self.panel_6 = wx.Panel(self, -1) self.panel_7 = wx.Panel(self, -1) self.panel_2 = wx.Panel(self, -1) self.button_7 = wx.ToggleButton(self, ID_BUTTON_7, "Freq") self.slider_3 = wx.Slider(self, ID_SLIDER_3, 3000, 0, 6000) self.spin_ctrl_1 = wx.SpinCtrl(self, ID_SPIN_1, "", min=0, max=100) self.button_8 = wx.ToggleButton(self, ID_BUTTON_8, "Vol") self.slider_4 = wx.Slider(self, ID_SLIDER_4, 0, 0, 500) self.slider_5 = wx.Slider(self, ID_SLIDER_5, 0, 0, 20) self.button_9 = wx.ToggleButton(self, ID_BUTTON_9, "Time") self.button_11 = wx.Button(self, ID_BUTTON_11, "Rew") self.button_10 = wx.Button(self, ID_BUTTON_10, "Fwd") self.panel_3 = wx.Panel(self, -1) self.label_2 = wx.StaticText(self, -1, "PGA ") self.panel_4 = wx.Panel(self, -1) self.panel_8 = wx.Panel(self, -1) self.panel_9 = wx.Panel(self, -1) self.label_3 = wx.StaticText(self, -1, "AM Sync\nCarrier") self.slider_6 = wx.Slider(self, ID_SLIDER_6, 50, 0, 200, style=wx.SL_HORIZONTAL|wx.SL_LABELS) self.label_4 = wx.StaticText(self, -1, "Antenna Tune") self.slider_7 = wx.Slider(self, ID_SLIDER_7, 1575, 950, 2200, style=wx.SL_HORIZONTAL|wx.SL_LABELS) self.panel_10 = wx.Panel(self, -1) self.button_12 = wx.ToggleButton(self, ID_BUTTON_12, "Auto Tune") self.button_13 = wx.Button(self, ID_BUTTON_13, "Calibrate") self.button_14 = wx.Button(self, ID_BUTTON_14, "Reset") self.panel_11 = wx.Panel(self, -1) self.panel_12 = wx.Panel(self, -1) self.__set_properties() self.__do_layout() # end wxGlade parser = OptionParser (option_class=eng_option) parser.add_option ("-c", "--ddc-freq", type="eng_float", default=3.9e6, help="set Rx DDC frequency to FREQ", metavar="FREQ") parser.add_option ("-a", "--audio_file", default="", help="audio output file", metavar="FILE") parser.add_option ("-r", "--radio_file", default="", help="radio output file", metavar="FILE") parser.add_option ("-i", "--input_file", default="", help="radio input file", metavar="FILE") parser.add_option ("-d", "--decim", type="int", default=250, help="USRP decimation") parser.add_option("-R", "--rx-subdev-spec", type="subdev", default=None, help="select USRP Rx side A or B (default=first one with a daughterboard)") (options, args) = parser.parse_args () self.usrp_center = options.ddc_freq usb_rate = 64e6 / options.decim self.slider_range = usb_rate * 0.9375 self.f_lo = self.usrp_center - (self.slider_range/2) self.f_hi = self.usrp_center + (self.slider_range/2) self.af_sample_rate = 32000 fir_decim = long (usb_rate / self.af_sample_rate) # data point arrays for antenna tuner self.xdata = [] self.ydata = [] self.fg = gr.flow_graph() # radio variables, initial conditions self.frequency = self.usrp_center # these map the frequency slider (0-6000) to the actual range self.f_slider_offset = self.f_lo self.f_slider_scale = 10000/options.decim self.spin_ctrl_1.SetRange(self.f_lo,self.f_hi) self.text_ctrl_1.SetValue(str(int(self.usrp_center))) self.slider_5.SetValue(0) self.AM_mode = False self.slider_3.SetValue((self.frequency-self.f_slider_offset)/self.f_slider_scale) self.spin_ctrl_1.SetValue(int(self.frequency)) POWERMATE = True try: self.pm = powermate.powermate(self) except: sys.stderr.write("Unable to find PowerMate or Contour Shuttle\n") POWERMATE = False if POWERMATE: powermate.EVT_POWERMATE_ROTATE(self, self.on_rotate) powermate.EVT_POWERMATE_BUTTON(self, self.on_pmButton) self.active_button = 7 # command line options if options.audio_file == "": SAVE_AUDIO_TO_FILE = False else: SAVE_AUDIO_TO_FILE = True if options.radio_file == "": SAVE_RADIO_TO_FILE = False else: SAVE_RADIO_TO_FILE = True if options.input_file == "": self.PLAY_FROM_USRP = True else: self.PLAY_FROM_USRP = False if self.PLAY_FROM_USRP: self.src = usrp.source_c(decim_rate=options.decim) if options.rx_subdev_spec is None: options.rx_subdev_spec = pick_subdevice(self.src) self.src.set_mux(usrp.determine_rx_mux_value(self.src, options.rx_subdev_spec)) self.subdev = usrp.selected_subdev(self.src, options.rx_subdev_spec) self.src.tune(0, self.subdev, self.usrp_center) self.tune_offset = 0 # -self.usrp_center - self.src.rx_freq(0) else: self.src = gr.file_source (gr.sizeof_gr_complex,options.input_file) self.tune_offset = 2200 # 2200 works for 3.5-4Mhz band # save radio data to a file if SAVE_RADIO_TO_FILE: file = gr.file_sink(gr.sizeof_gr_complex, options.radio_file) self.fg.connect (self.src, file) # 2nd DDC xlate_taps = gr.firdes.low_pass ( \ 1.0, usb_rate, 16e3, 4e3, gr.firdes.WIN_HAMMING ) self.xlate = gr.freq_xlating_fir_filter_ccf ( \ fir_decim, xlate_taps, self.tune_offset, usb_rate ) # Complex Audio filter audio_coeffs = gr.firdes.complex_band_pass ( 1.0, # gain self.af_sample_rate, # sample rate -3000, # low cutoff 0, # high cutoff 100, # transition gr.firdes.WIN_HAMMING) # window self.slider_1.SetValue(0) self.slider_2.SetValue(-3000) self.audio_filter = gr.fir_filter_ccc ( 1, audio_coeffs) # Main +/- 16Khz spectrum display self.fft = fftsink.fft_sink_c (self.fg, self.panel_2, fft_size=512, sample_rate=self.af_sample_rate, average=True, size=(640,240)) # AM Sync carrier if AM_SYNC_DISPLAY: self.fft2 = fftsink.fft_sink_c (self.fg, self.panel_9, y_per_div=20, fft_size=512, sample_rate=self.af_sample_rate, average=True, size=(640,240)) c2f = gr.complex_to_float() # AM branch self.sel_am = gr.multiply_const_cc(0) # the following frequencies turn out to be in radians/sample # gr.pll_refout_cc(alpha,beta,min_freq,max_freq) # suggested alpha = X, beta = .25 * X * X pll = gr.pll_refout_cc(.5,.0625,(2.*math.pi*7.5e3/self.af_sample_rate),(2.*math.pi*6.5e3/self.af_sample_rate)) self.pll_carrier_scale = gr.multiply_const_cc(complex(10,0)) am_det = gr.multiply_cc() # these are for converting +7.5kHz to -7.5kHz # for some reason gr.conjugate_cc() adds noise ?? c2f2 = gr.complex_to_float() c2f3 = gr.complex_to_float() f2c = gr.float_to_complex() phaser1 = gr.multiply_const_ff(1) phaser2 = gr.multiply_const_ff(-1) # filter for pll generated carrier pll_carrier_coeffs = gr.firdes.complex_band_pass ( 2.0, # gain self.af_sample_rate, # sample rate 7400, # low cutoff 7600, # high cutoff 100, # transition gr.firdes.WIN_HAMMING) # window self.pll_carrier_filter = gr.fir_filter_ccc ( 1, pll_carrier_coeffs) self.sel_sb = gr.multiply_const_ff(1) combine = gr.add_ff() #AGC sqr1 = gr.multiply_ff() intr = gr.iir_filter_ffd ( [.004, 0], [0, .999] ) offset = gr.add_const_ff(1) agc = gr.divide_ff() self.scale = gr.multiply_const_ff(0.00001) dst = audio.sink(long(self.af_sample_rate)) self.fg.connect(self.src,self.xlate,self.fft) self.fg.connect(self.xlate,self.audio_filter,self.sel_am,(am_det,0)) self.fg.connect(self.sel_am,pll,self.pll_carrier_scale,self.pll_carrier_filter,c2f3) self.fg.connect((c2f3,0),phaser1,(f2c,0)) self.fg.connect((c2f3,1),phaser2,(f2c,1)) self.fg.connect(f2c,(am_det,1)) self.fg.connect(am_det,c2f2,(combine,0)) self.fg.connect(self.audio_filter,c2f,self.sel_sb,(combine,1)) if AM_SYNC_DISPLAY: self.fg.connect(self.pll_carrier_filter,self.fft2) self.fg.connect(combine,self.scale) self.fg.connect(self.scale,(sqr1,0)) self.fg.connect(self.scale,(sqr1,1)) self.fg.connect(sqr1, intr, offset, (agc, 1)) self.fg.connect(self.scale,(agc, 0)) self.fg.connect(agc,dst) if SAVE_AUDIO_TO_FILE: f_out = gr.file_sink(gr.sizeof_short,options.audio_file) sc1 = gr.multiply_const_ff(64000) f2s1 = gr.float_to_short() self.fg.connect(agc,sc1,f2s1,f_out) self.fg.start() # for mouse position reporting on fft display em.eventManager.Register(self.Mouse, wx.EVT_MOTION, self.fft.win) # and left click to re-tune em.eventManager.Register(self.Click, wx.EVT_LEFT_DOWN, self.fft.win) # start a timer to check for web commands if WEB_CONTROL: self.timer = UpdateTimer(self, 1000) # every 1000 mSec, 1 Sec wx.EVT_BUTTON(self,ID_BUTTON_1,self.set_lsb) wx.EVT_BUTTON(self,ID_BUTTON_2,self.set_usb) wx.EVT_BUTTON(self,ID_BUTTON_3,self.set_am) wx.EVT_BUTTON(self,ID_BUTTON_4,self.set_cw) wx.EVT_BUTTON(self,ID_BUTTON_10,self.fwd) wx.EVT_BUTTON(self,ID_BUTTON_11,self.rew) wx.EVT_BUTTON(self, ID_BUTTON_13, self.AT_calibrate) wx.EVT_BUTTON(self, ID_BUTTON_14, self.AT_reset) wx.EVT_TOGGLEBUTTON(self,ID_BUTTON_5,self.on_button) wx.EVT_TOGGLEBUTTON(self,ID_BUTTON_6,self.on_button) wx.EVT_TOGGLEBUTTON(self,ID_BUTTON_7,self.on_button) wx.EVT_TOGGLEBUTTON(self,ID_BUTTON_8,self.on_button) wx.EVT_TOGGLEBUTTON(self,ID_BUTTON_9,self.on_button) wx.EVT_SLIDER(self,ID_SLIDER_1,self.set_filter) wx.EVT_SLIDER(self,ID_SLIDER_2,self.set_filter) wx.EVT_SLIDER(self,ID_SLIDER_3,self.slide_tune) wx.EVT_SLIDER(self,ID_SLIDER_4,self.set_volume) wx.EVT_SLIDER(self,ID_SLIDER_5,self.set_pga) wx.EVT_SLIDER(self,ID_SLIDER_6,self.am_carrier) wx.EVT_SLIDER(self,ID_SLIDER_7,self.antenna_tune) wx.EVT_SPINCTRL(self,ID_SPIN_1,self.spin_tune) wx.EVT_MENU(self, ID_EXIT, self.TimeToQuit) def __set_properties(self): # begin wxGlade: MyFrame.__set_properties self.SetTitle("HF Explorer 2") self.slider_1.SetMinSize((450, 38)) self.slider_2.SetMinSize((450, 38)) self.panel_2.SetMinSize((640, 240)) self.button_7.SetValue(1) self.slider_3.SetMinSize((450, 19)) self.slider_4.SetMinSize((275, 19)) self.slider_5.SetMinSize((275, 19)) if AM_SYNC_DISPLAY: self.panel_9.SetMinSize((640, 240)) self.slider_6.SetMinSize((300, 38)) self.slider_7.SetMinSize((400, 38)) # end wxGlade def __do_layout(self): # begin wxGlade: MyFrame.__do_layout sizer_1 = wx.BoxSizer(wx.VERTICAL) grid_sizer_1 = wx.FlexGridSizer(11, 2, 0, 0) sizer_7 = wx.BoxSizer(wx.HORIZONTAL) sizer_5 = wx.BoxSizer(wx.HORIZONTAL) sizer_4 = wx.BoxSizer(wx.HORIZONTAL) sizer_3 = wx.BoxSizer(wx.HORIZONTAL) sizer_6 = wx.BoxSizer(wx.VERTICAL) sizer_2 = wx.BoxSizer(wx.HORIZONTAL) grid_sizer_1.Add(self.panel_1, 1, wx.EXPAND, 0) sizer_2.Add(self.button_1, 0, wx.ADJUST_MINSIZE, 0) sizer_2.Add(self.button_2, 0, wx.ADJUST_MINSIZE, 0) sizer_2.Add(self.button_3, 0, wx.ADJUST_MINSIZE, 0) sizer_2.Add(self.button_4, 0, wx.ADJUST_MINSIZE, 0) grid_sizer_1.Add(sizer_2, 1, wx.EXPAND, 0) grid_sizer_1.Add(self.button_5, 0, wx.ADJUST_MINSIZE, 0) grid_sizer_1.Add(self.slider_1, 0, wx.ALIGN_CENTER_HORIZONTAL|wx.ADJUST_MINSIZE, 0) grid_sizer_1.Add(self.button_6, 0, wx.ADJUST_MINSIZE, 0) grid_sizer_1.Add(self.slider_2, 0, wx.ALIGN_CENTER_HORIZONTAL|wx.ADJUST_MINSIZE, 0) sizer_6.Add(self.panel_5, 1, wx.EXPAND, 0) sizer_6.Add(self.label_1, 0, wx.ALIGN_CENTER_HORIZONTAL|wx.ADJUST_MINSIZE, 0) sizer_6.Add(self.text_ctrl_1, 0, wx.ADJUST_MINSIZE, 0) sizer_6.Add(self.panel_6, 1, wx.EXPAND, 0) sizer_6.Add(self.panel_7, 1, wx.EXPAND, 0) grid_sizer_1.Add(sizer_6, 1, wx.EXPAND, 0) grid_sizer_1.Add(self.panel_2, 1, wx.EXPAND, 0) grid_sizer_1.Add(self.button_7, 0, wx.ADJUST_MINSIZE, 0) sizer_3.Add(self.slider_3, 0, wx.ADJUST_MINSIZE, 0) sizer_3.Add(self.spin_ctrl_1, 0, wx.ADJUST_MINSIZE, 0) grid_sizer_1.Add(sizer_3, 1, wx.EXPAND, 0) grid_sizer_1.Add(self.button_8, 0, wx.ADJUST_MINSIZE, 0) sizer_4.Add(self.slider_4, 0, wx.ADJUST_MINSIZE, 0) sizer_4.Add(self.slider_5, 0, wx.ADJUST_MINSIZE, 0) grid_sizer_1.Add(sizer_4, 1, wx.EXPAND, 0) grid_sizer_1.Add(self.button_9, 0, wx.ADJUST_MINSIZE, 0) sizer_5.Add(self.button_11, 0, wx.ADJUST_MINSIZE, 0) sizer_5.Add(self.button_10, 0, wx.ADJUST_MINSIZE, 0) sizer_5.Add(self.panel_3, 1, wx.EXPAND, 0) sizer_5.Add(self.label_2, 0, wx.ADJUST_MINSIZE, 0) sizer_5.Add(self.panel_4, 1, wx.EXPAND, 0) grid_sizer_1.Add(sizer_5, 1, wx.EXPAND, 0) grid_sizer_1.Add(self.panel_8, 1, wx.EXPAND, 0) grid_sizer_1.Add(self.panel_9, 1, wx.EXPAND, 0) grid_sizer_1.Add(self.label_3, 0, wx.ALIGN_CENTER_HORIZONTAL|wx.ALIGN_CENTER_VERTICAL|wx.ADJUST_MINSIZE, 0) grid_sizer_1.Add(self.slider_6, 0, wx.ADJUST_MINSIZE, 0) grid_sizer_1.Add(self.label_4, 0, wx.ALIGN_BOTTOM|wx.ADJUST_MINSIZE, 0) grid_sizer_1.Add(self.slider_7, 0, wx.ADJUST_MINSIZE, 0) grid_sizer_1.Add(self.panel_10, 1, wx.EXPAND, 0) sizer_7.Add(self.button_12, 0, wx.ADJUST_MINSIZE, 0) sizer_7.Add(self.button_13, 0, wx.ADJUST_MINSIZE, 0) sizer_7.Add(self.button_14, 0, wx.ADJUST_MINSIZE, 0) sizer_7.Add(self.panel_11, 1, wx.EXPAND, 0) sizer_7.Add(self.panel_12, 1, wx.EXPAND, 0) grid_sizer_1.Add(sizer_7, 1, wx.EXPAND, 0) sizer_1.Add(grid_sizer_1, 1, wx.EXPAND, 0) self.SetAutoLayout(True) self.SetSizer(sizer_1) sizer_1.Fit(self) sizer_1.SetSizeHints(self) self.Layout() # end wxGlade # Menu exit def TimeToQuit(self, event): self.fg.stop() self.Close(True) # Powermate being turned def on_rotate(self, event): if self.active_button == 5: self.slider_1.SetValue(self.slider_1.GetValue()+event.delta) if self.slider_2.GetValue() > (self.slider_1.GetValue() - 200) : self.slider_2.SetValue(self.slider_1.GetValue() - 200) self.filter() if self.active_button == 6: self.slider_2.SetValue(self.slider_2.GetValue()+event.delta) if self.slider_1.GetValue() < (self.slider_2.GetValue() + 200) : self.slider_1.SetValue(self.slider_2.GetValue() + 200) self.filter() if self.active_button == 7: new = max(0, min(6000, self.slider_3.GetValue() + event.delta)) self.slider_3.SetValue(new) self.frequency = (self.f_slider_scale * new) + self.f_slider_offset self.spin_ctrl_1.SetValue(self.frequency) if self.AM_mode == False: self.xlate.set_center_freq( self.usrp_center - (self.frequency - self.tune_offset)) else: self.xlate.set_center_freq( self.usrp_center - (self.frequency - self.tune_offset - 7.5e3)) if self.button_12.GetValue(): self.auto_antenna_tune() if self.active_button == 8: new = max(0, min(500, self.slider_4.GetValue() + event.delta)) self.slider_4.SetValue(new) self.scale.set_k(math.pow(10.,((self.slider_4.GetValue()-500.)/100.))) if self.active_button == 9: if self.PLAY_FROM_USRP == False: if event.delta == -1: self.src.seek(-1000000,gr.SEEK_CUR) elif event.delta == 1: self.src.seek(1000000,gr.SEEK_CUR) # Powermate pressed to switch controlled function def on_pmButton(self, event): if event.value == 0: if self.active_button == 5: self.active_button = 6 self.button_5.SetValue(False) self.button_6.SetValue(True) elif self.active_button == 6: self.active_button = 7 self.button_6.SetValue(False) self.button_7.SetValue(True) elif self.active_button == 7: self.active_button = 8 self.button_7.SetValue(False) self.button_8.SetValue(True) elif self.active_button == 8: self.active_button = 9 self.button_8.SetValue(False) self.button_9.SetValue(True) elif self.active_button == 9: self.active_button = 5 self.button_9.SetValue(False) self.button_5.SetValue(True) # Clicking one PM control button turns the rest off def on_button(self, event): id = event.GetId() if id == ID_BUTTON_5: self.active_button = 5 self.button_6.SetValue(False) self.button_7.SetValue(False) self.button_8.SetValue(False) self.button_9.SetValue(False) if id == ID_BUTTON_6: self.active_button = 6 self.button_5.SetValue(False) self.button_7.SetValue(False) self.button_8.SetValue(False) self.button_9.SetValue(False) if id == ID_BUTTON_7: self.active_button = 7 self.button_5.SetValue(False) self.button_6.SetValue(False) self.button_8.SetValue(False) self.button_9.SetValue(False) if id == ID_BUTTON_8: self.active_button = 8 self.button_5.SetValue(False) self.button_6.SetValue(False) self.button_7.SetValue(False) self.button_9.SetValue(False) if id == ID_BUTTON_9: self.active_button = 9 self.button_5.SetValue(False) self.button_6.SetValue(False) self.button_7.SetValue(False) self.button_8.SetValue(False) # Make sure filter settings are legal def set_filter(self, event): slider = event.GetId() slider1 = self.slider_1.GetValue() slider2 = self.slider_2.GetValue() if slider == ID_SLIDER_1: if slider2 > (self.slider_1.GetValue() - 200) : self.slider_2.SetValue(slider1 - 200) elif slider == ID_SLIDER_2: if slider1 < (self.slider_2.GetValue() + 200) : self.slider_1.SetValue(slider2 + 200) self.filter() # Calculate taps and apply def filter(self): audio_coeffs = gr.firdes.complex_band_pass ( 1.0, # gain self.af_sample_rate, # sample rate self.slider_2.GetValue(), # low cutoff self.slider_1.GetValue(), # high cutoff 100, # transition gr.firdes.WIN_HAMMING) # window self.audio_filter.set_taps(audio_coeffs) def set_lsb(self, event): self.AM_mode = False self.xlate.set_center_freq( self.usrp_center - (self.frequency - self.tune_offset)) self.sel_sb.set_k(1) self.sel_am.set_k(0) self.slider_1.SetValue(0) self.slider_2.SetValue(-3000) self.filter() def set_usb(self, event): self.AM_mode = False self.xlate.set_center_freq( self.usrp_center - (self.frequency - self.tune_offset)) self.sel_sb.set_k(1) self.sel_am.set_k(0) self.slider_1.SetValue(3000) self.slider_2.SetValue(0) self.filter() def set_am(self, event): self.AM_mode = True self.xlate.set_center_freq( self.usrp_center - (self.frequency - self.tune_offset - 7.5e3)) self.sel_sb.set_k(0) self.sel_am.set_k(1) self.slider_1.SetValue(12500) self.slider_2.SetValue(2500) self.filter() def set_cw(self, event): self.AM_mode = False self.xlate.set_center_freq( self.usrp_center - (self.frequency - self.tune_offset)) self.AM_mode = False self.sel_sb.set_k(1) self.sel_am.set_k(0) self.slider_1.SetValue(-400) self.slider_2.SetValue(-800) self.filter() def set_volume(self, event): self.scale.set_k(math.pow(10.,((self.slider_4.GetValue()-500.)/100.))) def set_pga(self,event): if self.PLAY_FROM_USRP: self.subdev.set_gain(self.slider_5.GetValue()) def slide_tune(self, event): self.frequency = (self.f_slider_scale * self.slider_3.GetValue()) + self.f_slider_offset if self.AM_mode == False: self.xlate.set_center_freq( self.usrp_center - (self.frequency - self.tune_offset)) else: self.xlate.set_center_freq( self.usrp_center - (self.frequency - self.tune_offset - 7.5e3)) self.spin_ctrl_1.SetValue(self.frequency) if self.button_12.GetValue(): self.auto_antenna_tune() def spin_tune(self, event): self.frequency = self.spin_ctrl_1.GetValue() if self.AM_mode == False: self.xlate.set_center_freq( self.usrp_center - (self.frequency - self.tune_offset)) else: self.xlate.set_center_freq( self.usrp_center - (self.frequency - self.tune_offset - 7.5e3)) self.slider_3.SetValue(int((self.frequency-self.f_slider_offset)/self.f_slider_scale)) if self.button_12.GetValue(): self.auto_antenna_tune() # Seek forwards in file def fwd(self, event): if self.PLAY_FROM_USRP == False: self.src.seek(10000000,gr.SEEK_CUR) # Seek backwards in file def rew(self, event): if self.PLAY_FROM_USRP == False: self.src.seek(-10000000,gr.SEEK_CUR) # Mouse over fft display - show frequency in tooltip def Mouse(self,event): if self.AM_mode: fRel = ( event.GetX() - 330. ) / 14.266666 - 7.5 else: fRel = ( event.GetX() - 330. ) / 14.266666 self.fft.win.SetToolTip(wx.ToolTip(eng_notation.num_to_str(self.frequency + (fRel*1e3)))) # Mouse clicked on fft display - change frequency def Click(self,event): fRel = ( event.GetX() - 330. ) / 14.266666 if self.AM_mode == False: self.frequency = self.frequency + (fRel*1e3) else: self.frequency = self.frequency + (fRel*1e3) - 7.5e3 self.spin_ctrl_1.SetValue(int(self.frequency)) self.slider_3.SetValue(int((self.frequency-self.f_slider_offset)/self.f_slider_scale)) if self.AM_mode == False: self.xlate.set_center_freq ( self.usrp_center - ( self.frequency - self.tune_offset )) else: self.xlate.set_center_freq( self.usrp_center - (self.frequency - self.tune_offset - 7.5e3)) # Set power of AM sync carrier def am_carrier(self,event): scale = math.pow(10,(self.slider_6.GetValue())/50.) self.pll_carrier_scale.set_k(complex(scale,0)) # Reset AT data and start calibrate over def AT_reset(self, event): self.xdata = [] self.ydata = [] # Save AT setting for a particular frequency def AT_calibrate(self, event): self.xdata.append(float(self.frequency)) self.ydata.append(self.slider_7.GetValue()) if len(self.xdata) > 1: self.m = [] self.b = [] for i in range(0,len(self.xdata)-1): self.m.append( (self.ydata[i+1] - self.ydata[i]) / (self.xdata[i+1] - self.xdata[i]) ) self.b.append( self.ydata[i] - self.m[i] * self.xdata[i] ) # Lookup calibrated points and calculate interpolated antenna tune voltage. # This is to automatically tune a narrowband loop antenna when the freq # is changed, to keep signals peaked. def auto_antenna_tune(self): for i in range(0,len(self.xdata)-1): if (self.frequency > self.xdata[i]) & (self.frequency < self.xdata[i+1]): self.slider_7.SetValue(self.m[i]*self.frequency + self.b[i]) self.antenna_tune(0) # Slider to set loop antenna capacitance def antenna_tune(self, evt): if self.PLAY_FROM_USRP: self.src.write_aux_dac(0,3,self.slider_7.GetValue()) # Timer events - check for web commands def OnUpdate(self): cmds = os.listdir("/var/www/cgi-bin/commands/") if cmds!=[]: if cmds[0]=='chfreq': fd=open("/var/www/cgi-bin/commands/chfreq","r") new=fd.readline() fd.close() if new!='': os.unlink("/var/www/cgi-bin/commands/chfreq") if ( int(new) >= self.f_lo ) & ( int(new) <= self.f_hi ): self.frequency = int(new) self.slider_3.SetValue(( self.frequency - self.f_slider_offset) / self.f_slider_scale ) self.spin_ctrl_1.SetValue(self.frequency) if self.button_12.GetValue(): self.auto_antenna_tune() if self.AM_mode: self.xlate.set_center_freq ( self.usrp_center - ( self.frequency - self.tune_offset - 7.5e3 )) else: self.xlate.set_center_freq ( self.usrp_center - ( self.frequency - self.tune_offset )) if cmds[0]=='chvolume': fd=open("/var/www/cgi-bin/commands/chvolume","r") new=fd.readline() fd.close() if new!='': os.unlink("/var/www/cgi-bin/commands/chvolume") if ( int(new) >= 0 ) & ( int(new) <= 500 ): self.volume = int(new) self.slider_4.SetValue(self.volume) self.scale.set_k(math.pow(10.,((self.slider_4.GetValue()-500.)/100.))) else: # no new web commands, update state fh = open("/var/www/cgi-bin/state/freq","w") fh.write(str(int(self.frequency))+'\n') fh.close() fh = open("/var/www/cgi-bin/state/volume","w") fh.write(str(self.slider_4.GetValue())+'\n') fh.close() # end of class MyFrame # wx.Timer to check for web updates class UpdateTimer(wx.Timer): def __init__(self, target, dur=1000): wx.Timer.__init__(self) self.target = target self.Start(dur) def Notify(self): """Called every timer interval""" if self.target: self.target.OnUpdate() class MyApp(wx.App): def OnInit(self): frame = MyFrame(None, -1, "HF Explorer 2") frame.Show(True) self.SetTopWindow(frame) return True app = MyApp(0) app.MainLoop()