#!/usr/bin/env python # -*- coding: UTF-8 -*- # generated by wxGlade 0.3.5.1 on Fri Jun 10 10:32:01 2005 from gnuradio import gr, gru, eng_notation, optfir from gnuradio import audio from gnuradio import usrp from gnuradio import blks from gnuradio import tv_rx from gnuradio.eng_option import eng_option from gnuradio.wxgui import slider, powermate from gnuradio.wxgui import stdgui, fftsink from optparse import OptionParser import sys import math import wx ID_EXIT = wx.NewId() ID_SLIDER_1 = wx.NewId() ID_SLIDER_2 = wx.NewId() ID_RADIO_FREQ = wx.NewId() ID_RADIO_VOL = wx.NewId() ID_RADIO_STEREO = wx.NewId() ID_GAUGE_1 = wx.NewId() ID_SPINBUTTON_1 = wx.NewId() ID_SPINBUTTON_2 = wx.NewId() 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() wxglade_tmp_menu.Append(ID_EXIT, "Exit", "Exit", wx.ITEM_NORMAL) self.frame_1_menubar.Append(wxglade_tmp_menu, "File") # Menu Bar end self.gauge_2 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_3 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_4 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_5 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_6 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_7 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_8 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_9 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_10 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_11 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_12 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_13 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_14 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_15 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_16 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_17 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_18 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_19 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_20 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_21 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_22 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_23 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_24 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_25 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_26 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_27 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_28 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_29 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_30 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_31 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_32 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.gauge_33 = wx.Gauge(self, -1, 300, style=wx.GA_VERTICAL) self.label_2 = wx.StaticText(self, -1, "Frequency") self.bitmap_1 = wx.StaticBitmap(self, -1, wx.Bitmap("/usr/src/radio/wx/numerals/fancydigitalgreen/1.bmp", wx.BITMAP_TYPE_ANY)) self.bitmap_2 = wx.StaticBitmap(self, -1, wx.Bitmap("/usr/src/radio/wx/numerals/fancydigitalgreen/0.bmp", wx.BITMAP_TYPE_ANY)) self.bitmap_3 = wx.StaticBitmap(self, -1, wx.Bitmap("/usr/src/radio/wx/numerals/fancydigitalgreen/2.bmp", wx.BITMAP_TYPE_ANY)) self.bitmap_4 = wx.StaticBitmap(self, -1, wx.Bitmap("/usr/src/radio/wx/numerals/fancydigitalgreen/7.bmp", wx.BITMAP_TYPE_ANY)) self.radio_btn_1 = wx.RadioButton(self, ID_RADIO_FREQ, "frequency", style=wx.RB_GROUP) self.spin_button_1 = wx.SpinButton(self, ID_SPINBUTTON_1 ) self.label_3 = wx.StaticText(self, -1, "Volume") self.gauge_1 = wx.Gauge(self, -1, 200) self.radio_btn_2 = wx.RadioButton(self, ID_RADIO_VOL, "volume") self.spin_button_2 = wx.SpinButton(self, ID_SPINBUTTON_2 ) self.label_1 = wx.StaticText(self, -1, " RF Gain ") self.slider_1 = wx.Slider(self, ID_SLIDER_1, 0, 0, 115) self.label_4 = wx.StaticText(self, -1, " Stereo Adjust") self.slider_2 = wx.Slider(self, ID_SLIDER_2, 0, 0, 260) self.radio_btn_3 = wx.RadioButton(self, ID_RADIO_STEREO, "Stereo") # end wxGlade # wxpython gui events wx.EVT_MENU(self, ID_EXIT, self.MenuExit) wx.EVT_SLIDER(self, ID_SLIDER_1, self.set_gain) wx.EVT_SLIDER(self, ID_SLIDER_2, self.set_adv) wx.EVT_RADIOBUTTON(self, ID_RADIO_FREQ, self.radio_button) wx.EVT_RADIOBUTTON(self, ID_RADIO_VOL, self.radio_button) wx.EVT_RADIOBUTTON(self, ID_RADIO_STEREO, self.radio_button) wx.EVT_SPIN(self, ID_SPINBUTTON_1, self.spin_button) wx.EVT_SPIN_UP(self, ID_SPINBUTTON_2, self.spin_up) wx.EVT_SPIN_DOWN(self, ID_SPINBUTTON_2, self.spin_down) # load pretty green numerals self.n0 = wx.Bitmap("/usr/src/radio/wx/numerals/fancydigitalgreen/0.bmp", wx.BITMAP_TYPE_ANY) self.n1 = wx.Bitmap("/usr/src/radio/wx/numerals/fancydigitalgreen/1.bmp", wx.BITMAP_TYPE_ANY) self.n2 = wx.Bitmap("/usr/src/radio/wx/numerals/fancydigitalgreen/2.bmp", wx.BITMAP_TYPE_ANY) self.n3 = wx.Bitmap("/usr/src/radio/wx/numerals/fancydigitalgreen/3.bmp", wx.BITMAP_TYPE_ANY) self.n4 = wx.Bitmap("/usr/src/radio/wx/numerals/fancydigitalgreen/4.bmp", wx.BITMAP_TYPE_ANY) self.n5 = wx.Bitmap("/usr/src/radio/wx/numerals/fancydigitalgreen/5.bmp", wx.BITMAP_TYPE_ANY) self.n6 = wx.Bitmap("/usr/src/radio/wx/numerals/fancydigitalgreen/6.bmp", wx.BITMAP_TYPE_ANY) self.n7 = wx.Bitmap("/usr/src/radio/wx/numerals/fancydigitalgreen/7.bmp", wx.BITMAP_TYPE_ANY) self.n8 = wx.Bitmap("/usr/src/radio/wx/numerals/fancydigitalgreen/8.bmp", wx.BITMAP_TYPE_ANY) self.n9 = wx.Bitmap("/usr/src/radio/wx/numerals/fancydigitalgreen/9.bmp", wx.BITMAP_TYPE_ANY) # radio from tvrx_wfm_rcv_gui_pm.py self.fg = gr.flow_graph() self.vol = .1 self.state = "FREQ" adc_rate = 64e6 usrp_decim = 250 self.quad_rate = adc_rate / usrp_decim # 256000 audio_decimation = 8 audio_rate = self.quad_rate / audio_decimation # 32 kHz # usrp is data source src = usrp.source_c (0, usrp_decim) self.src = src dboards = (src.daughterboard_id(0),src.daughterboard_id(1)) print dboards if dboards[0]==3: if dboards[1]==3: print "Which side?" sys.exit(0) else: which_side = 0 which_type = 3 elif dboards[1]==3: which_side = 1 which_type = 3 elif dboards[0]==1: if dboards[1]==1: print "Which side?" sys.exit(0) else: which_side = 0 which_type = 1 elif dboards[1]==1: which_side = 1 which_type = 1 else: print "No usable daughterboard found" sys.exit(0) if which_type == 3: dboard = tv_rx.tv_rx (src, which_side) self.dboard = dboard if which_side == 0: src.set_mux(gru.hexint(0xf0f0f0f0)) else: src.set_mux(gru.hexint(0xf0f0f0f2)) # set up frontend self.set_freq(102.7) # from Achilleas stereo FM # Demodulation of the MUX signal-->input: complex; output: float peak_composite = 1.0 fm_demod_gain = 1.0 / (2 * math.pi * 75e3 / peak_composite / self.quad_rate) print "FM demodulator gain =", fm_demod_gain volume = 1.0 fm_demod = gr.quadrature_demod_cf (volume*fm_demod_gain) # L+R processing: LPF + decimation # compute FIR filter taps for audio filter width = 1.5e3 # the 0.5 gain compensates for (L+R)+(L-R)=2L audio_coefs = gr.firdes.low_pass (0.5, self.quad_rate, 15e3, width, gr.firdes.WIN_HAMMING) audio_filter_lpr = gr.fir_filter_fff (audio_decimation, audio_coefs) # Pilot extraction: BPF, squarer # compute FIR filter taps for pilot filter # FIX ME: we need a power-meter/AGC to adjust the pilot amplitude Ap=math.sqrt(0.00012) * fm_demod_gain / (2200.0/32768.0) # this seems to work fine, but why? print "Pilot power = ", Ap*Ap/2 p_width = 1e3 pilot_coefs = gr.firdes.band_pass (2/Ap, self.quad_rate, 19e3-p_width/2, 19e3+p_width/2, p_width, gr.firdes.WIN_HAMMING) f0=19e3 d1 = find_arg(pilot_coefs,self.quad_rate,f0) print "Delay of Pilot BPF @", f0, " = ", d1 pilot_filter = gr.fir_filter_fff(1, pilot_coefs) # square the pilot to get the 38KHz local carrier (should result in a unit amplitude carrier @ 38KHz --- effect of DC term is removed later) square = gr.multiply_ff() # L-R processing: BPF, L-R demod, LPF, decimation # compute FIR filter taps for bandpass L-R filter width = 1e3 band_coefs = gr.firdes.band_pass (1.0,self.quad_rate, 23e3, 53e3, width, gr.firdes.WIN_HAMMING) f0 = 38e3+0e3 d2 = find_arg(band_coefs,self.quad_rate,f0) print "Delay of BPF @", f0 , " = ", d2 band_filter = gr.fir_filter_fff (1, band_coefs) # calc total advance required # adv = math.fmod(d1 - d2 , 1/38e3) self.adv = 7e-6 print "Required Advance = ", self.adv # design the interpolation filter self.degree = 1 a_coefs = build_advance_interpolator(self.quad_rate,self.adv,self.degree,False,sinc) print a_coefs self.a_filter = gr.fir_filter_fff (1, a_coefs) # demodulation of L-R demod_lmr = gr.multiply_ff() audio_filter_lmr = gr.fir_filter_fff (audio_decimation, audio_coefs) # DEMUX of L and R channels and deemphasis Left = gr.add_ff() Right = gr.sub_ff() TAU = 75e-6 # 75us in US, 50us in EUR fftaps = [ 1 - math.exp(-1/TAU/audio_rate), 0] fbtaps= [ 0 , math.exp(-1/TAU/audio_rate) ] deemphl = gr.iir_filter_ffd(fftaps,fbtaps) deemphr = gr.iir_filter_ffd(fftaps,fbtaps) self.volume_control_l = gr.multiply_const_ff(self.vol) self.volume_control_r = gr.multiply_const_ff(self.vol) combine = gr.add_ff() audio_sink = audio.sink (int (audio_rate)) # Wire it self.fg.connect (src, fm_demod) # head self.fg.connect (fm_demod, audio_filter_lpr) self.fg.connect (fm_demod, pilot_filter) self.fg.connect (pilot_filter,(square,0)) self.fg.connect (fm_demod,band_filter) self.fg.connect (pilot_filter,(square,1)) self.fg.connect (band_filter,(demod_lmr,0)) self.fg.connect (square,self.a_filter) self.fg.connect (self.a_filter,(demod_lmr,1)) self.fg.connect (demod_lmr, audio_filter_lmr) self.fg.connect (audio_filter_lpr,(Left,0)) self.fg.connect (audio_filter_lmr,(Left,1)) self.fg.connect (audio_filter_lpr,(Right,0)) self.fg.connect (audio_filter_lmr,(Right,1)) self.fg.connect (Left,deemphl,self.volume_control_l,(audio_sink,0)) self.fg.connect (Right,deemphr,self.volume_control_r,(audio_sink,1)) self.fg.connect (Left,(combine,0)) self.fg.connect (Right,(combine,1)) self.slider_1.SetValue(55) self.set_gain(ID_SLIDER_1) self.gauge_1.SetValue(int(self.vol*200)) fft_size = 64 scale4display = gr.multiply_const_ff(2) hilbert = gr.hilbert_fc(197) s2v = gr.stream_to_vector (gr.sizeof_gr_complex, fft_size) fft = gr.fft_vcc (fft_size,True,False) # size, fwd, window v2s = gr.vector_to_stream(gr.sizeof_gr_complex, fft_size) s2ss = gr.stream_to_streams (gr.sizeof_gr_complex, fft_size) self.fg.connect(combine,scale4display,hilbert,s2v,fft,v2s,s2ss) alpha = .01 self.L0 = gr.signal_level_cc(1,alpha) self.L1 = gr.signal_level_cc(1,alpha) self.L2 = gr.signal_level_cc(1,alpha) self.L3 = gr.signal_level_cc(1,alpha) self.L4 = gr.signal_level_cc(1,alpha) self.L5 = gr.signal_level_cc(1,alpha) self.L6 = gr.signal_level_cc(1,alpha) self.L7 = gr.signal_level_cc(1,alpha) self.L8 = gr.signal_level_cc(1,alpha) self.L9 = gr.signal_level_cc(1,alpha) self.L10 = gr.signal_level_cc(1,alpha) self.L11 = gr.signal_level_cc(1,alpha) self.L12 = gr.signal_level_cc(1,alpha) self.L13 = gr.signal_level_cc(1,alpha) self.L14 = gr.signal_level_cc(1,alpha) self.L15 = gr.signal_level_cc(1,alpha) self.L16 = gr.signal_level_cc(1,alpha) self.L17 = gr.signal_level_cc(1,alpha) self.L18 = gr.signal_level_cc(1,alpha) self.L19 = gr.signal_level_cc(1,alpha) self.L20 = gr.signal_level_cc(1,alpha) self.L21 = gr.signal_level_cc(1,alpha) self.L22 = gr.signal_level_cc(1,alpha) self.L23 = gr.signal_level_cc(1,alpha) self.L24 = gr.signal_level_cc(1,alpha) self.L25 = gr.signal_level_cc(1,alpha) self.L26 = gr.signal_level_cc(1,alpha) self.L27 = gr.signal_level_cc(1,alpha) self.L28 = gr.signal_level_cc(1,alpha) self.L29 = gr.signal_level_cc(1,alpha) self.L30 = gr.signal_level_cc(1,alpha) self.L31 = gr.signal_level_cc(1,alpha) sink0 = gr.null_sink(gr.sizeof_gr_complex) sink1 = gr.null_sink(gr.sizeof_gr_complex) sink2 = gr.null_sink(gr.sizeof_gr_complex) sink3 = gr.null_sink(gr.sizeof_gr_complex) sink4 = gr.null_sink(gr.sizeof_gr_complex) sink5 = gr.null_sink(gr.sizeof_gr_complex) sink6 = gr.null_sink(gr.sizeof_gr_complex) sink7 = gr.null_sink(gr.sizeof_gr_complex) sink8 = gr.null_sink(gr.sizeof_gr_complex) sink9 = gr.null_sink(gr.sizeof_gr_complex) sink10 = gr.null_sink(gr.sizeof_gr_complex) sink11 = gr.null_sink(gr.sizeof_gr_complex) sink12 = gr.null_sink(gr.sizeof_gr_complex) sink13 = gr.null_sink(gr.sizeof_gr_complex) sink14 = gr.null_sink(gr.sizeof_gr_complex) sink15 = gr.null_sink(gr.sizeof_gr_complex) sink16 = gr.null_sink(gr.sizeof_gr_complex) sink17 = gr.null_sink(gr.sizeof_gr_complex) sink18 = gr.null_sink(gr.sizeof_gr_complex) sink19 = gr.null_sink(gr.sizeof_gr_complex) sink20 = gr.null_sink(gr.sizeof_gr_complex) sink21 = gr.null_sink(gr.sizeof_gr_complex) sink22 = gr.null_sink(gr.sizeof_gr_complex) sink23 = gr.null_sink(gr.sizeof_gr_complex) sink24 = gr.null_sink(gr.sizeof_gr_complex) sink25 = gr.null_sink(gr.sizeof_gr_complex) sink26 = gr.null_sink(gr.sizeof_gr_complex) sink27 = gr.null_sink(gr.sizeof_gr_complex) sink28 = gr.null_sink(gr.sizeof_gr_complex) sink29 = gr.null_sink(gr.sizeof_gr_complex) sink30 = gr.null_sink(gr.sizeof_gr_complex) sink31 = gr.null_sink(gr.sizeof_gr_complex) sink32 = gr.null_sink(gr.sizeof_gr_complex) sink33 = gr.null_sink(gr.sizeof_gr_complex) sink34 = gr.null_sink(gr.sizeof_gr_complex) sink35 = gr.null_sink(gr.sizeof_gr_complex) sink36 = gr.null_sink(gr.sizeof_gr_complex) sink37 = gr.null_sink(gr.sizeof_gr_complex) sink38 = gr.null_sink(gr.sizeof_gr_complex) sink39 = gr.null_sink(gr.sizeof_gr_complex) sink40 = gr.null_sink(gr.sizeof_gr_complex) sink41 = gr.null_sink(gr.sizeof_gr_complex) sink42 = gr.null_sink(gr.sizeof_gr_complex) sink43 = gr.null_sink(gr.sizeof_gr_complex) sink44 = gr.null_sink(gr.sizeof_gr_complex) sink45 = gr.null_sink(gr.sizeof_gr_complex) sink46 = gr.null_sink(gr.sizeof_gr_complex) sink47 = gr.null_sink(gr.sizeof_gr_complex) sink48 = gr.null_sink(gr.sizeof_gr_complex) sink49 = gr.null_sink(gr.sizeof_gr_complex) sink50 = gr.null_sink(gr.sizeof_gr_complex) sink51 = gr.null_sink(gr.sizeof_gr_complex) sink52 = gr.null_sink(gr.sizeof_gr_complex) sink53 = gr.null_sink(gr.sizeof_gr_complex) sink54 = gr.null_sink(gr.sizeof_gr_complex) sink55 = gr.null_sink(gr.sizeof_gr_complex) sink56 = gr.null_sink(gr.sizeof_gr_complex) sink57 = gr.null_sink(gr.sizeof_gr_complex) sink58 = gr.null_sink(gr.sizeof_gr_complex) sink59 = gr.null_sink(gr.sizeof_gr_complex) sink60 = gr.null_sink(gr.sizeof_gr_complex) sink61 = gr.null_sink(gr.sizeof_gr_complex) sink62 = gr.null_sink(gr.sizeof_gr_complex) sink63 = gr.null_sink(gr.sizeof_gr_complex) self.fg.connect((s2ss,0),sink0) self.fg.connect((s2ss,1),self.L0,sink1) self.fg.connect((s2ss,2),self.L1,sink2) self.fg.connect((s2ss,3),self.L2,sink3) self.fg.connect((s2ss,4),self.L3,sink4) self.fg.connect((s2ss,5),self.L4,sink5) self.fg.connect((s2ss,6),self.L5,sink6) self.fg.connect((s2ss,7),self.L6,sink7) self.fg.connect((s2ss,8),self.L7,sink8) self.fg.connect((s2ss,9),self.L8,sink9) self.fg.connect((s2ss,10),self.L9,sink10) self.fg.connect((s2ss,11),self.L10,sink11) self.fg.connect((s2ss,12),self.L11,sink12) self.fg.connect((s2ss,13),self.L12,sink13) self.fg.connect((s2ss,14),self.L13,sink14) self.fg.connect((s2ss,15),self.L14,sink15) self.fg.connect((s2ss,16),self.L15,sink16) self.fg.connect((s2ss,17),self.L16,sink17) self.fg.connect((s2ss,18),self.L17,sink18) self.fg.connect((s2ss,19),self.L18,sink19) self.fg.connect((s2ss,20),self.L19,sink20) self.fg.connect((s2ss,21),self.L20,sink21) self.fg.connect((s2ss,22),self.L21,sink22) self.fg.connect((s2ss,23),self.L22,sink23) self.fg.connect((s2ss,24),self.L23,sink24) self.fg.connect((s2ss,25),self.L24,sink25) self.fg.connect((s2ss,26),self.L25,sink26) self.fg.connect((s2ss,27),self.L26,sink27) self.fg.connect((s2ss,28),self.L27,sink28) self.fg.connect((s2ss,29),self.L28,sink29) self.fg.connect((s2ss,30),self.L29,sink30) self.fg.connect((s2ss,31),self.L30,sink31) self.fg.connect((s2ss,32),self.L31,sink32) self.fg.connect((s2ss,33),sink33) self.fg.connect((s2ss,34),sink34) self.fg.connect((s2ss,35),sink35) self.fg.connect((s2ss,36),sink36) self.fg.connect((s2ss,37),sink37) self.fg.connect((s2ss,38),sink38) self.fg.connect((s2ss,39),sink39) self.fg.connect((s2ss,40),sink40) self.fg.connect((s2ss,41),sink41) self.fg.connect((s2ss,42),sink42) self.fg.connect((s2ss,43),sink43) self.fg.connect((s2ss,44),sink44) self.fg.connect((s2ss,45),sink45) self.fg.connect((s2ss,46),sink46) self.fg.connect((s2ss,47),sink47) self.fg.connect((s2ss,48),sink48) self.fg.connect((s2ss,49),sink49) self.fg.connect((s2ss,50),sink50) self.fg.connect((s2ss,51),sink51) self.fg.connect((s2ss,52),sink52) self.fg.connect((s2ss,53),sink53) self.fg.connect((s2ss,54),sink54) self.fg.connect((s2ss,55),sink55) self.fg.connect((s2ss,56),sink56) self.fg.connect((s2ss,57),sink57) self.fg.connect((s2ss,58),sink58) self.fg.connect((s2ss,59),sink59) self.fg.connect((s2ss,60),sink60) self.fg.connect((s2ss,61),sink61) self.fg.connect((s2ss,62),sink62) self.fg.connect((s2ss,63),sink63) # time for updating gauges every 30 mSec self.timer = UpdateTimer(self, 30) POWERMATE = True try: self.knob = powermate.powermate(self) self.rot = 0 powermate.EVT_POWERMATE_ROTATE (self, self.on_rotate) powermate.EVT_POWERMATE_BUTTON (self, self.on_button) except: print "No Powermate or Contour Knob found" POWERMATE = False self.brightness = 128 self.pulse_speed = 0 if POWERMATE: self.knob.set_led_state(self.brightness, self.pulse_speed) self.__set_properties() self.__do_layout() self.fg.start() def __set_properties(self): # begin wxGlade: MyFrame.__set_properties self.SetTitle("GNU Radio Rocks !") self.gauge_2.SetSize((12, 150)) self.gauge_2.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_3.SetSize((12, 150)) self.gauge_3.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_4.SetSize((12, 150)) self.gauge_4.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_5.SetSize((12, 150)) self.gauge_5.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_6.SetSize((12, 150)) self.gauge_6.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_7.SetSize((12, 150)) self.gauge_7.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_8.SetSize((12, 150)) self.gauge_8.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_9.SetSize((12, 150)) self.gauge_9.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_10.SetSize((12, 150)) self.gauge_10.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_11.SetSize((12, 150)) self.gauge_11.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_12.SetSize((12, 150)) self.gauge_12.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_13.SetSize((12, 150)) self.gauge_13.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_14.SetSize((12, 150)) self.gauge_14.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_15.SetSize((12, 150)) self.gauge_15.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_16.SetSize((12, 150)) self.gauge_16.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_17.SetSize((12, 150)) self.gauge_17.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_18.SetSize((12, 150)) self.gauge_18.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_19.SetSize((12, 150)) self.gauge_19.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_20.SetSize((12, 150)) self.gauge_20.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_21.SetSize((12, 150)) self.gauge_21.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_22.SetSize((12, 150)) self.gauge_22.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_23.SetSize((12, 150)) self.gauge_23.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_24.SetSize((12, 150)) self.gauge_24.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_25.SetSize((12, 150)) self.gauge_25.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_26.SetSize((12, 150)) self.gauge_26.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_27.SetSize((12, 150)) self.gauge_27.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_28.SetSize((12, 150)) self.gauge_28.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_29.SetSize((12, 150)) self.gauge_29.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_30.SetSize((12, 150)) self.gauge_30.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_31.SetSize((12, 150)) self.gauge_31.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_32.SetSize((12, 150)) self.gauge_32.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_33.SetSize((12, 150)) self.gauge_33.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_1.SetBackgroundColour(wx.Colour(0, 255, 0)) self.gauge_1.SetForegroundColour(wx.Colour(0, 255, 0)) self.label_1.SetSize((157, 25)) self.slider_1.SetSize((200, 60)) self.label_4.SetSize((157, 25)) self.slider_2.SetSize((200, 60)) # end wxGlade self.spin_button_1.SetRange(881,1081) self.spin_button_1.SetValue(1027) self.spin_button_2.SetValue(30) self.slider_2.SetValue(self.adv*1e7) def __do_layout(self): # begin wxGlade: MyFrame.__do_layout grid_sizer_1 = wx.FlexGridSizer(4, 1, 0, 0) sizer_2 = wx.BoxSizer(wx.HORIZONTAL) sizer_1 = wx.BoxSizer(wx.HORIZONTAL) grid_sizer_2 = wx.GridSizer(2, 4, 0, 0) sizer_3 = wx.BoxSizer(wx.HORIZONTAL) grid_sizer_3 = wx.FlexGridSizer(1, 32, 0, 0) grid_sizer_3.Add(self.gauge_2, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_3, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_4, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_5, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_6, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_7, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_8, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_9, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_10, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_11, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_12, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_13, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_14, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_15, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_16, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_17, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_18, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_19, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_20, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_21, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_22, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_23, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_24, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_25, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_26, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_27, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_28, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_29, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_30, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_31, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_32, 0, wx.FIXED_MINSIZE, 0) grid_sizer_3.Add(self.gauge_33, 0, wx.FIXED_MINSIZE, 0) grid_sizer_1.Add(grid_sizer_3, 1, wx.EXPAND, 0) grid_sizer_2.Add(self.label_2, 0, wx.ALIGN_CENTER_HORIZONTAL|wx.ALIGN_CENTER_VERTICAL|wx.FIXED_MINSIZE, 0) sizer_3.Add(self.bitmap_1, 0, wx.ALIGN_CENTER_VERTICAL|wx.FIXED_MINSIZE, 0) sizer_3.Add(self.bitmap_2, 0, wx.ALIGN_CENTER_VERTICAL|wx.FIXED_MINSIZE, 0) sizer_3.Add(self.bitmap_3, 0, wx.ALIGN_CENTER_VERTICAL|wx.FIXED_MINSIZE, 0) sizer_3.Add(self.bitmap_4, 0, wx.ALIGN_CENTER_VERTICAL|wx.FIXED_MINSIZE, 0) grid_sizer_2.Add(sizer_3, 1, wx.EXPAND, 0) grid_sizer_2.Add(self.radio_btn_1, 0, wx.ALIGN_CENTER_HORIZONTAL|wx.ALIGN_CENTER_VERTICAL|wx.FIXED_MINSIZE, 0) grid_sizer_2.Add(self.spin_button_1, 0, wx.ALIGN_CENTER_VERTICAL|wx.FIXED_MINSIZE, 0) grid_sizer_2.Add(self.label_3, 0, wx.ALIGN_CENTER_HORIZONTAL|wx.ALIGN_CENTER_VERTICAL|wx.FIXED_MINSIZE, 0) grid_sizer_2.Add(self.gauge_1, 0, wx.ALIGN_CENTER_VERTICAL|wx.FIXED_MINSIZE, 0) grid_sizer_2.Add(self.radio_btn_2, 0, wx.ALIGN_CENTER_HORIZONTAL|wx.ALIGN_CENTER_VERTICAL|wx.FIXED_MINSIZE, 0) grid_sizer_2.Add(self.spin_button_2, 0, wx.ALIGN_CENTER_VERTICAL|wx.FIXED_MINSIZE, 0) grid_sizer_1.Add(grid_sizer_2, 1, wx.EXPAND, 0) sizer_1.Add(self.label_1, 0, wx.ALIGN_CENTER_VERTICAL|wx.FIXED_MINSIZE, 0) sizer_1.Add(self.slider_1, 0, wx.ALIGN_CENTER_HORIZONTAL|wx.ALIGN_CENTER_VERTICAL|wx.FIXED_MINSIZE, 0) grid_sizer_1.Add(sizer_1, 1, wx.EXPAND, 0) sizer_2.Add(self.label_4, 0, wx.ALIGN_CENTER_HORIZONTAL|wx.ALIGN_CENTER_VERTICAL|wx.FIXED_MINSIZE, 0) sizer_2.Add(self.slider_2, 0, wx.ALIGN_CENTER_VERTICAL|wx.FIXED_MINSIZE, 0) sizer_2.Add(self.radio_btn_3, 0, wx.ALIGN_CENTER_VERTICAL|wx.FIXED_MINSIZE, 0) grid_sizer_1.Add(sizer_2, 1, wx.EXPAND, 0) self.SetAutoLayout(True) self.SetSizer(grid_sizer_1) grid_sizer_1.Fit(self) grid_sizer_1.SetSizeHints(self) self.Layout() # end wxGlade def MenuExit(self, event): self.fg.stop() self.Close() def set_gain (self,event): gain = self.slider_1.GetValue() self.dboard.set_gain(gain) def spin_up (self, event): id = event.GetId() if id == ID_SPINBUTTON_2: self.set_vol(self.vol * 1.05) if self.vol < 1: self.gauge_1.SetValue(int(self.vol*200)) else: self.gauge_1.SetValue(200) def spin_down (self, event): id = event.GetId() if id == ID_SPINBUTTON_2: self.set_vol(self.vol * 0.95) if self.vol < 1: self.gauge_1.SetValue(int(self.vol*200)) else: self.gauge_1.SetValue(200) def spin_button (self, event): id = event.GetId() if id == ID_SPINBUTTON_1: self.set_freq(self.spin_button_1.GetValue()/10.) self.update_display(self.station) def on_rotate (self, event): self.rot += event.delta if (self.state == "FREQ"): if self.rot >= 3: self.set_freq(self.station + .1) self.update_display(self.station) self.spin_button_1.SetValue(int(self.station*10)) self.rot -= 3 elif self.rot <=-3: self.set_freq(self.station - .1) self.update_display(self.station) self.spin_button_1.SetValue(int(self.station*10)) self.rot += 3 elif (self.state == "VOL"): if self.rot >= 3: self.set_vol(self.vol * 1.05) if self.spin_button_2.GetValue() < self.spin_button_2.GetMax(): self.spin_button_2.SetValue(self.spin_button_2.GetValue()+1) if self.vol < 1: self.gauge_1.SetValue(int(self.vol*200)) else: self.gauge_1.SetValue(200) self.rot -= 3 elif self.rot <=-3: self.set_vol(self.vol * .95) if self.spin_button_2.GetValue() > self.spin_button_2.GetMin(): self.spin_button_2.SetValue(self.spin_button_2.GetValue()-1) if self.vol < 1: self.gauge_1.SetValue(int(self.vol*200)) else: self.gauge_1.SetValue(200) self.rot += 3 else: self.adv += event.delta*.1e-6 if self.adv < 0: self.adv = 0 if self.adv > 1/38e3: self.adv = 0 self.slider_2.SetValue(int(1e7*self.adv)) a_coefs = build_advance_interpolator(self.quad_rate,self.adv,self.degree,False,sinc) self.a_filter.set_taps(a_coefs) def on_button (self, event): if event.value == 0: # button up return self.rot = 0 if self.state == "ADV": self.state = "FREQ" self.radio_btn_1.SetValue(True) self.brightness = 128 self.knob.set_led_state(self.brightness, self.pulse_speed) elif self.state == "FREQ": self.state = "VOL" self.radio_btn_2.SetValue(True) self.brightness = 128 self.knob.set_led_state(self.brightness, self.pulse_speed) else: self.state = "ADV" self.radio_btn_3.SetValue(True) self.brightness = 0 self.knob.set_led_state(self.brightness, self.pulse_speed) def set_adv (self, event): self.adv = self.slider_2.GetValue()*.1e-6 if self.adv < 0: self.adv = 0 if self.adv > 1/38e3: self.adv = 0 self.slider_2.SetValue(int(10e6*self.adv)) a_coefs = build_advance_interpolator(self.quad_rate,self.adv,self.degree,False,sinc) print self.adv self.a_filter.set_taps(a_coefs) def set_freq (self, freq): if freq >878: freq = freq/10.0 if freq < 87.9: freq = 87.9 elif freq >108.1: freq = 108.1 self.station = freq RF_freq = freq * 1e6 (success, actual_freq) = self.dboard.set_freq(RF_freq) assert success IF_freq = RF_freq - actual_freq self.src.set_rx_freq (0, -IF_freq) def set_vol (self, vol): self.vol = vol self.volume_control_l.set_k(self.vol) self.volume_control_r.set_k(self.vol) def update_display(self, freq): n = int(freq * 10 + .000001) # needs a little help over the digit bound d = int(n/1e3) if d==0: self.bitmap_1.SetBitmap(self.n0) elif d==1: self.bitmap_1.SetBitmap(self.n1) elif d==2: self.bitmap_1.SetBitmap(self.n2) elif d==3: self.bitmap_1.SetBitmap(self.n3) elif d==4: self.bitmap_1.SetBitmap(self.n4) elif d==5: self.bitmap_1.SetBitmap(self.n5) elif d==6: self.bitmap_1.SetBitmap(self.n6) elif d==7: self.bitmap_1.SetBitmap(self.n7) elif d==8: self.bitmap_1.SetBitmap(self.n8) elif d==9: self.bitmap_1.SetBitmap(self.n9) n -= int(d*1e3) d = int(n/1e2) if d==0: self.bitmap_2.SetBitmap(self.n0) elif d==1: self.bitmap_2.SetBitmap(self.n1) elif d==2: self.bitmap_2.SetBitmap(self.n2) elif d==3: self.bitmap_2.SetBitmap(self.n3) elif d==4: self.bitmap_2.SetBitmap(self.n4) elif d==5: self.bitmap_2.SetBitmap(self.n5) elif d==6: self.bitmap_2.SetBitmap(self.n6) elif d==7: self.bitmap_2.SetBitmap(self.n7) elif d==8: self.bitmap_2.SetBitmap(self.n8) elif d==9: self.bitmap_2.SetBitmap(self.n9) n -= int(d*1e2) d = int(n/1e1) if d==0: self.bitmap_3.SetBitmap(self.n0) elif d==1: self.bitmap_3.SetBitmap(self.n1) elif d==2: self.bitmap_3.SetBitmap(self.n2) elif d==3: self.bitmap_3.SetBitmap(self.n3) elif d==4: self.bitmap_3.SetBitmap(self.n4) elif d==5: self.bitmap_3.SetBitmap(self.n5) elif d==6: self.bitmap_3.SetBitmap(self.n6) elif d==7: self.bitmap_3.SetBitmap(self.n7) elif d==8: self.bitmap_3.SetBitmap(self.n8) elif d==9: self.bitmap_3.SetBitmap(self.n9) n -= int(d*1e1) d = int(n/1e0) if d==0: self.bitmap_4.SetBitmap(self.n0) elif d==1: self.bitmap_4.SetBitmap(self.n1) elif d==2: self.bitmap_4.SetBitmap(self.n2) elif d==3: self.bitmap_4.SetBitmap(self.n3) elif d==4: self.bitmap_4.SetBitmap(self.n4) elif d==5: self.bitmap_4.SetBitmap(self.n5) elif d==6: self.bitmap_4.SetBitmap(self.n6) elif d==7: self.bitmap_4.SetBitmap(self.n7) elif d==8: self.bitmap_4.SetBitmap(self.n8) elif d==9: self.bitmap_4.SetBitmap(self.n9) def radio_button(self, event): id = event.GetId() if id == ID_RADIO_FREQ: self.state = "FREQ" if id == ID_RADIO_VOL: self.state = "VOL" if id == ID_RADIO_STEREO: self.state = "ADV" def OnUpdate(self): self.gauge_2.SetValue(min(300,self.L0.level())) self.gauge_3.SetValue(min(300,self.L1.level())) self.gauge_4.SetValue(min(300,self.L2.level())) self.gauge_5.SetValue(min(300,self.L3.level())) self.gauge_6.SetValue(min(300,self.L4.level())) self.gauge_7.SetValue(min(300,self.L5.level())) self.gauge_8.SetValue(min(300,self.L6.level())) self.gauge_9.SetValue(min(300,self.L7.level())) self.gauge_10.SetValue(min(300,self.L8.level())) self.gauge_11.SetValue(min(300,self.L9.level())) self.gauge_12.SetValue(min(300,self.L10.level())) self.gauge_13.SetValue(min(300,self.L11.level())) self.gauge_14.SetValue(min(300,self.L12.level())) self.gauge_15.SetValue(min(300,self.L13.level())) self.gauge_16.SetValue(min(300,self.L14.level())) self.gauge_17.SetValue(min(300,self.L15.level())) self.gauge_18.SetValue(min(300,self.L16.level())) self.gauge_19.SetValue(min(300,self.L17.level())) self.gauge_20.SetValue(min(300,self.L18.level())) self.gauge_21.SetValue(min(300,self.L19.level())) self.gauge_22.SetValue(min(300,self.L20.level())) self.gauge_23.SetValue(min(300,self.L21.level())) self.gauge_24.SetValue(min(300,self.L22.level())) self.gauge_25.SetValue(min(300,self.L23.level())) self.gauge_26.SetValue(min(300,self.L24.level())) self.gauge_27.SetValue(min(300,self.L25.level())) self.gauge_28.SetValue(min(300,self.L26.level())) self.gauge_29.SetValue(min(300,self.L27.level())) self.gauge_30.SetValue(min(300,self.L28.level())) self.gauge_31.SetValue(min(300,self.L29.level())) self.gauge_32.SetValue(min(300,self.L30.level())) self.gauge_33.SetValue(min(300,self.L31.level())) # end of class MyFrame # utilities for FM stereo def find_arg(coefs,rate,f0): l = len(coefs) ii = range(l) s=0 for i in ii: p = -2*math.pi*ii[i]*f0/rate s = s + coefs[ii[i]] * (math.cos(p) + math.sin(p) * (0+1j)) s=s.conjugate() # because of the way GNURADIO implements filtering phi = argument(s) #print "argument = " , phi * 180 / math.pi #print "norm delay = ", - phi / 2 / math.pi / (f0/rate) delay = - phi / 2 / math.pi / f0 #print "absolute delay =", delay return delay def argument(c): if c.real > 0: phi = math.atan(c.imag/c.real) elif c.imag > 0: phi = math.atan(c.imag/c.real) + math.pi else: phi = math.atan(c.imag/c.real) - math.pi return phi def build_advance_interpolator(rate,advance,degree,symmetric,pulse): if advance<0: print "cannot implement negative advances, ie, delays" return -1 m=int(advance*rate) Delta = advance*rate - m # print m, Delta # interpolator using x_{k+m} and x_{k+m+d} if symmetric == False: c=[] i=0 while i <= m-1: c.append(0) i=i+1 i=0 while i <= degree: c.append(pulse(Delta-i)) i=i+1 return tuple(c) # interpolator using x_{k+m-d} .... x_{k+m+d} if degree > m: print "degree not consistent with advance" return -2 c=[] i=0 while i <= m-degree-1: c.append(0) i=i+1 i=-degree while i <= degree: c.append(pulse(Delta-i)) i=i+1 return tuple(c) def sinc(x): if x == 0: return 1 else: return math.sin(math.pi * x)/(math.pi * x) 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, "GNU FM Radio") frame.Show(True) self.SetTopWindow(frame) return True app = MyApp(0) app.MainLoop()