示例#1
0
    def __init__(self,
                 side="A",
                 gain=35,
                 sync_check=False,
                 freq=1700.5e6,
                 decim=16,
                 satellite='FENGYUN-1D',
                 frames_file=os.environ['HOME'] + '/FENGYUN-1D.hrpt'):
        grc_wxgui.top_block_gui.__init__(self,
                                         title="USRP Feng Yun 1 HRPT Receiver")
        _icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
        self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))

        ##################################################
        # Parameters
        ##################################################
        self.side = side
        self.gain = gain
        self.sync_check = sync_check
        self.freq = freq
        self.decim = decim
        self.satellite = satellite
        self.frames_file = frames_file

        ##################################################
        # Variables
        ##################################################
        self.sym_rate = sym_rate = 600 * 1109 * 2
        self.samp_rate = samp_rate = 64e6 / decim
        self.config_filename = config_filename = os.environ[
            'HOME'] + '/.gnuradio/fy1_hrpt.conf'
        self.sps = sps = samp_rate / sym_rate
        self._saved_pll_alpha_config = ConfigParser.ConfigParser()
        self._saved_pll_alpha_config.read(config_filename)
        try:
            saved_pll_alpha = self._saved_pll_alpha_config.getfloat(
                "satname", 'pll_alpha')
        except:
            saved_pll_alpha = 0.005
        self.saved_pll_alpha = saved_pll_alpha
        self._saved_clock_alpha_config = ConfigParser.ConfigParser()
        self._saved_clock_alpha_config.read(config_filename)
        try:
            saved_clock_alpha = self._saved_clock_alpha_config.getfloat(
                "satname", 'clock_alpha')
        except:
            saved_clock_alpha = 0.001
        self.saved_clock_alpha = saved_clock_alpha
        self.sync_check_txt = sync_check_txt = sync_check
        self.side_text = side_text = side
        self._saved_gain_config = ConfigParser.ConfigParser()
        self._saved_gain_config.read(config_filename)
        try:
            saved_gain = self._saved_gain_config.getfloat("satname", 'gain')
        except:
            saved_gain = gain
        self.saved_gain = saved_gain
        self.satellite_text = satellite_text = satellite
        self.sample_rate_text = sample_rate_text = samp_rate
        self.pll_alpha = pll_alpha = saved_pll_alpha
        self.max_clock_offset = max_clock_offset = 0.1
        self.max_carrier_offset = max_carrier_offset = 2 * math.pi * 100e3 / samp_rate
        self.hs = hs = int(sps / 2.0)
        self.gain_slider = gain_slider = gain
        self.freq_tb = freq_tb = freq
        self.frames_outfile_text = frames_outfile_text = frames_file
        self.decim_tb = decim_tb = decim
        self.datetime_text = datetime_text = strftime("%A, %B %d %Y %H:%M:%S",
                                                      localtime())
        self.clock_alpha = clock_alpha = saved_clock_alpha

        ##################################################
        # Notebooks
        ##################################################
        self.displays = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
        self.displays.AddPage(grc_wxgui.Panel(self.displays),
                              "RX Feng Yun 1 HRPT")
        self.displays.AddPage(grc_wxgui.Panel(self.displays), "Information")
        self.Add(self.displays)

        ##################################################
        # Controls
        ##################################################
        self._sync_check_txt_static_text = forms.static_text(
            parent=self.GetWin(),
            value=self.sync_check_txt,
            callback=self.set_sync_check_txt,
            label="Sync check",
            converter=forms.float_converter(),
        )
        self.GridAdd(self._sync_check_txt_static_text, 0, 2, 1, 1)
        self._side_text_static_text = forms.static_text(
            parent=self.GetWin(),
            value=self.side_text,
            callback=self.set_side_text,
            label="USRP Side",
            converter=forms.str_converter(),
        )
        self.GridAdd(self._side_text_static_text, 0, 0, 1, 1)
        self._satellite_text_static_text = forms.static_text(
            parent=self.GetWin(),
            value=self.satellite_text,
            callback=self.set_satellite_text,
            label="Satellite",
            converter=forms.str_converter(),
        )
        self.GridAdd(self._satellite_text_static_text, 0, 1, 1, 1)
        self._sample_rate_text_static_text = forms.static_text(
            parent=self.displays.GetPage(1).GetWin(),
            value=self.sample_rate_text,
            callback=self.set_sample_rate_text,
            label="Sample rate",
            converter=forms.float_converter(),
        )
        self.displays.GetPage(1).GridAdd(self._sample_rate_text_static_text, 3,
                                         0, 1, 1)
        _pll_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
        self._pll_alpha_text_box = forms.text_box(
            parent=self.GetWin(),
            sizer=_pll_alpha_sizer,
            value=self.pll_alpha,
            callback=self.set_pll_alpha,
            label="PLL Alpha",
            converter=forms.float_converter(),
            proportion=0,
        )
        self._pll_alpha_slider = forms.slider(
            parent=self.GetWin(),
            sizer=_pll_alpha_sizer,
            value=self.pll_alpha,
            callback=self.set_pll_alpha,
            minimum=0.005,
            maximum=0.5,
            num_steps=100,
            style=wx.SL_HORIZONTAL,
            cast=float,
            proportion=1,
        )
        self.GridAdd(_pll_alpha_sizer, 2, 1, 1, 1)
        _gain_slider_sizer = wx.BoxSizer(wx.VERTICAL)
        self._gain_slider_text_box = forms.text_box(
            parent=self.GetWin(),
            sizer=_gain_slider_sizer,
            value=self.gain_slider,
            callback=self.set_gain_slider,
            label="Gain",
            converter=forms.int_converter(),
            proportion=0,
        )
        self._gain_slider_slider = forms.slider(
            parent=self.GetWin(),
            sizer=_gain_slider_sizer,
            value=self.gain_slider,
            callback=self.set_gain_slider,
            minimum=0,
            maximum=100,
            num_steps=100,
            style=wx.SL_HORIZONTAL,
            cast=int,
            proportion=1,
        )
        self.GridAdd(_gain_slider_sizer, 2, 0, 1, 1)
        self._freq_tb_text_box = forms.text_box(
            parent=self.GetWin(),
            value=self.freq_tb,
            callback=self.set_freq_tb,
            label="Frequency",
            converter=forms.float_converter(),
        )
        self.GridAdd(self._freq_tb_text_box, 1, 1, 1, 1)
        self._frames_outfile_text_static_text = forms.static_text(
            parent=self.displays.GetPage(1).GetWin(),
            value=self.frames_outfile_text,
            callback=self.set_frames_outfile_text,
            label="Frames filename",
            converter=forms.str_converter(),
        )
        self.displays.GetPage(1).GridAdd(self._frames_outfile_text_static_text,
                                         4, 0, 1, 1)
        self._decim_tb_text_box = forms.text_box(
            parent=self.GetWin(),
            value=self.decim_tb,
            callback=self.set_decim_tb,
            label="Decimation",
            converter=forms.int_converter(),
        )
        self.GridAdd(self._decim_tb_text_box, 1, 0, 1, 1)
        self._datetime_text_static_text = forms.static_text(
            parent=self.displays.GetPage(1).GetWin(),
            value=self.datetime_text,
            callback=self.set_datetime_text,
            label="Acquisition start",
            converter=forms.str_converter(),
        )
        self.displays.GetPage(1).GridAdd(self._datetime_text_static_text, 2, 0,
                                         1, 1)
        _clock_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
        self._clock_alpha_text_box = forms.text_box(
            parent=self.GetWin(),
            sizer=_clock_alpha_sizer,
            value=self.clock_alpha,
            callback=self.set_clock_alpha,
            label="Clock alpha",
            converter=forms.float_converter(),
            proportion=0,
        )
        self._clock_alpha_slider = forms.slider(
            parent=self.GetWin(),
            sizer=_clock_alpha_sizer,
            value=self.clock_alpha,
            callback=self.set_clock_alpha,
            minimum=0.001,
            maximum=0.1,
            num_steps=100,
            style=wx.SL_HORIZONTAL,
            cast=float,
            proportion=1,
        )
        self.GridAdd(_clock_alpha_sizer, 2, 2, 1, 1)

        ##################################################
        # Blocks
        ##################################################
        self.agc = gr.agc_cc(1e-5, 1.0, 1.0 / 32768.0, 1.0)
        self.gr_binary_slicer_fb_0 = gr.binary_slicer_fb()
        self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_ff(
            sps / 2.0, clock_alpha**2 / 4.0, 0.5, clock_alpha,
            max_clock_offset)
        self.gr_file_sink_0_0 = gr.file_sink(gr.sizeof_short * 1, frames_file)
        self.gr_file_sink_0_0.set_unbuffered(False)
        self.gr_interleaved_short_to_complex_0 = gr.interleaved_short_to_complex(
        )
        self.gr_moving_average_xx_0 = gr.moving_average_ff(hs, 1.0 / hs, 4000)
        self.gr_rms_xx_0 = gr.rms_cf(0.2)
        self.pll = noaa.hrpt_pll_cf(pll_alpha, pll_alpha**2 / 4.0,
                                    max_carrier_offset)
        self.poesweather_fy1_hrpt_decoder_0 = poesweather.fy1_hrpt_decoder(
            True, False)
        self.poesweather_fy1_hrpt_deframer_0 = poesweather.fy1_hrpt_deframer(
            sync_check)
        self.usrp_simple_source_x_0 = grc_usrp.simple_source_s(which=0,
                                                               side=side,
                                                               rx_ant="RXA")
        self.usrp_simple_source_x_0.set_decim_rate(decim)
        self.usrp_simple_source_x_0.set_frequency(freq, verbose=True)
        self.usrp_simple_source_x_0.set_gain(gain)
        self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
            self.displays.GetPage(0).GetWin(),
            baseband_freq=0,
            y_per_div=5,
            y_divs=10,
            ref_level=45,
            ref_scale=2.0,
            sample_rate=samp_rate,
            fft_size=1024,
            fft_rate=30,
            average=True,
            avg_alpha=0.1,
            title="Feng Yun 1 HRPT FFT Spectrum",
            peak_hold=False,
        )
        self.displays.GetPage(0).Add(self.wxgui_fftsink2_0.win)
        self.wxgui_numbersink2_0 = numbersink2.number_sink_f(
            self.GetWin(),
            unit="Units",
            minval=0,
            maxval=5000,
            factor=1.0,
            decimal_places=4,
            ref_level=0,
            sample_rate=samp_rate,
            number_rate=15,
            average=True,
            avg_alpha=0.07,
            label="S-Meter",
            peak_hold=False,
            show_gauge=True,
        )
        self.Add(self.wxgui_numbersink2_0.win)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.poesweather_fy1_hrpt_deframer_0, 0),
                     (self.poesweather_fy1_hrpt_decoder_0, 0))
        self.connect((self.gr_binary_slicer_fb_0, 0),
                     (self.poesweather_fy1_hrpt_deframer_0, 0))
        self.connect((self.usrp_simple_source_x_0, 0),
                     (self.gr_interleaved_short_to_complex_0, 0))
        self.connect((self.gr_interleaved_short_to_complex_0, 0),
                     (self.agc, 0))
        self.connect((self.gr_clock_recovery_mm_xx_0, 0),
                     (self.gr_binary_slicer_fb_0, 0))
        self.connect((self.agc, 0), (self.pll, 0))
        self.connect((self.pll, 0), (self.gr_moving_average_xx_0, 0))
        self.connect((self.gr_moving_average_xx_0, 0),
                     (self.gr_clock_recovery_mm_xx_0, 0))
        self.connect((self.gr_interleaved_short_to_complex_0, 0),
                     (self.wxgui_fftsink2_0, 0))
        self.connect((self.gr_interleaved_short_to_complex_0, 0),
                     (self.gr_rms_xx_0, 0))
        self.connect((self.poesweather_fy1_hrpt_deframer_0, 0),
                     (self.gr_file_sink_0_0, 0))
        self.connect((self.gr_rms_xx_0, 0), (self.wxgui_numbersink2_0, 0))
示例#2
0
	def __init__(self, side="A", gain=35, sync_check=False, freq=1700.5e6, decim=16, satellite='FENGYUN-1D', frames_file=os.environ['HOME'] + '/FENGYUN-1D.hrpt'):
		grc_wxgui.top_block_gui.__init__(self, title="USRP Feng Yun 1 HRPT Receiver")
		_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
		self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))

		##################################################
		# Parameters
		##################################################
		self.side = side
		self.gain = gain
		self.sync_check = sync_check
		self.freq = freq
		self.decim = decim
		self.satellite = satellite
		self.frames_file = frames_file

		##################################################
		# Variables
		##################################################
		self.sym_rate = sym_rate = 600*1109*2
		self.samp_rate = samp_rate = 64e6/decim
		self.config_filename = config_filename = os.environ['HOME']+'/.gnuradio/fy1_hrpt.conf'
		self.sps = sps = samp_rate/sym_rate
		self._saved_pll_alpha_config = ConfigParser.ConfigParser()
		self._saved_pll_alpha_config.read(config_filename)
		try: saved_pll_alpha = self._saved_pll_alpha_config.getfloat("satname", 'pll_alpha')
		except: saved_pll_alpha = 0.005
		self.saved_pll_alpha = saved_pll_alpha
		self._saved_clock_alpha_config = ConfigParser.ConfigParser()
		self._saved_clock_alpha_config.read(config_filename)
		try: saved_clock_alpha = self._saved_clock_alpha_config.getfloat("satname", 'clock_alpha')
		except: saved_clock_alpha = 0.001
		self.saved_clock_alpha = saved_clock_alpha
		self.sync_check_txt = sync_check_txt = sync_check
		self.side_text = side_text = side
		self._saved_gain_config = ConfigParser.ConfigParser()
		self._saved_gain_config.read(config_filename)
		try: saved_gain = self._saved_gain_config.getfloat("satname", 'gain')
		except: saved_gain = gain
		self.saved_gain = saved_gain
		self.satellite_text = satellite_text = satellite
		self.sample_rate_text = sample_rate_text = samp_rate
		self.pll_alpha = pll_alpha = saved_pll_alpha
		self.max_clock_offset = max_clock_offset = 0.1
		self.max_carrier_offset = max_carrier_offset = 2*math.pi*100e3/samp_rate
		self.hs = hs = int(sps/2.0)
		self.gain_slider = gain_slider = gain
		self.freq_tb = freq_tb = freq
		self.frames_outfile_text = frames_outfile_text = frames_file
		self.decim_tb = decim_tb = decim
		self.datetime_text = datetime_text = strftime("%A, %B %d %Y %H:%M:%S", localtime())
		self.clock_alpha = clock_alpha = saved_clock_alpha

		##################################################
		# Notebooks
		##################################################
		self.displays = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
		self.displays.AddPage(grc_wxgui.Panel(self.displays), "RX Feng Yun 1 HRPT")
		self.displays.AddPage(grc_wxgui.Panel(self.displays), "Information")
		self.Add(self.displays)

		##################################################
		# Controls
		##################################################
		self._sync_check_txt_static_text = forms.static_text(
			parent=self.GetWin(),
			value=self.sync_check_txt,
			callback=self.set_sync_check_txt,
			label="Sync check",
			converter=forms.float_converter(),
		)
		self.GridAdd(self._sync_check_txt_static_text, 0, 2, 1, 1)
		self._side_text_static_text = forms.static_text(
			parent=self.GetWin(),
			value=self.side_text,
			callback=self.set_side_text,
			label="USRP Side",
			converter=forms.str_converter(),
		)
		self.GridAdd(self._side_text_static_text, 0, 0, 1, 1)
		self._satellite_text_static_text = forms.static_text(
			parent=self.GetWin(),
			value=self.satellite_text,
			callback=self.set_satellite_text,
			label="Satellite",
			converter=forms.str_converter(),
		)
		self.GridAdd(self._satellite_text_static_text, 0, 1, 1, 1)
		self._sample_rate_text_static_text = forms.static_text(
			parent=self.displays.GetPage(1).GetWin(),
			value=self.sample_rate_text,
			callback=self.set_sample_rate_text,
			label="Sample rate",
			converter=forms.float_converter(),
		)
		self.displays.GetPage(1).GridAdd(self._sample_rate_text_static_text, 3, 0, 1, 1)
		_pll_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
		self._pll_alpha_text_box = forms.text_box(
			parent=self.GetWin(),
			sizer=_pll_alpha_sizer,
			value=self.pll_alpha,
			callback=self.set_pll_alpha,
			label="PLL Alpha",
			converter=forms.float_converter(),
			proportion=0,
		)
		self._pll_alpha_slider = forms.slider(
			parent=self.GetWin(),
			sizer=_pll_alpha_sizer,
			value=self.pll_alpha,
			callback=self.set_pll_alpha,
			minimum=0.005,
			maximum=0.5,
			num_steps=100,
			style=wx.SL_HORIZONTAL,
			cast=float,
			proportion=1,
		)
		self.GridAdd(_pll_alpha_sizer, 2, 1, 1, 1)
		_gain_slider_sizer = wx.BoxSizer(wx.VERTICAL)
		self._gain_slider_text_box = forms.text_box(
			parent=self.GetWin(),
			sizer=_gain_slider_sizer,
			value=self.gain_slider,
			callback=self.set_gain_slider,
			label="Gain",
			converter=forms.int_converter(),
			proportion=0,
		)
		self._gain_slider_slider = forms.slider(
			parent=self.GetWin(),
			sizer=_gain_slider_sizer,
			value=self.gain_slider,
			callback=self.set_gain_slider,
			minimum=0,
			maximum=100,
			num_steps=100,
			style=wx.SL_HORIZONTAL,
			cast=int,
			proportion=1,
		)
		self.GridAdd(_gain_slider_sizer, 2, 0, 1, 1)
		self._freq_tb_text_box = forms.text_box(
			parent=self.GetWin(),
			value=self.freq_tb,
			callback=self.set_freq_tb,
			label="Frequency",
			converter=forms.float_converter(),
		)
		self.GridAdd(self._freq_tb_text_box, 1, 1, 1, 1)
		self._frames_outfile_text_static_text = forms.static_text(
			parent=self.displays.GetPage(1).GetWin(),
			value=self.frames_outfile_text,
			callback=self.set_frames_outfile_text,
			label="Frames filename",
			converter=forms.str_converter(),
		)
		self.displays.GetPage(1).GridAdd(self._frames_outfile_text_static_text, 4, 0, 1, 1)
		self._decim_tb_text_box = forms.text_box(
			parent=self.GetWin(),
			value=self.decim_tb,
			callback=self.set_decim_tb,
			label="Decimation",
			converter=forms.int_converter(),
		)
		self.GridAdd(self._decim_tb_text_box, 1, 0, 1, 1)
		self._datetime_text_static_text = forms.static_text(
			parent=self.displays.GetPage(1).GetWin(),
			value=self.datetime_text,
			callback=self.set_datetime_text,
			label="Acquisition start",
			converter=forms.str_converter(),
		)
		self.displays.GetPage(1).GridAdd(self._datetime_text_static_text, 2, 0, 1, 1)
		_clock_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
		self._clock_alpha_text_box = forms.text_box(
			parent=self.GetWin(),
			sizer=_clock_alpha_sizer,
			value=self.clock_alpha,
			callback=self.set_clock_alpha,
			label="Clock alpha",
			converter=forms.float_converter(),
			proportion=0,
		)
		self._clock_alpha_slider = forms.slider(
			parent=self.GetWin(),
			sizer=_clock_alpha_sizer,
			value=self.clock_alpha,
			callback=self.set_clock_alpha,
			minimum=0.001,
			maximum=0.1,
			num_steps=100,
			style=wx.SL_HORIZONTAL,
			cast=float,
			proportion=1,
		)
		self.GridAdd(_clock_alpha_sizer, 2, 2, 1, 1)

		##################################################
		# Blocks
		##################################################
		self.agc = gr.agc_cc(1e-5, 1.0, 1.0/32768.0, 1.0)
		self.gr_binary_slicer_fb_0 = gr.binary_slicer_fb()
		self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_ff(sps/2.0, clock_alpha**2/4.0, 0.5, clock_alpha, max_clock_offset)
		self.gr_file_sink_0_0 = gr.file_sink(gr.sizeof_short*1, frames_file)
		self.gr_file_sink_0_0.set_unbuffered(False)
		self.gr_interleaved_short_to_complex_0 = gr.interleaved_short_to_complex()
		self.gr_moving_average_xx_0 = gr.moving_average_ff(hs, 1.0/hs, 4000)
		self.gr_rms_xx_0 = gr.rms_cf(0.2)
		self.pll = noaa.hrpt_pll_cf(pll_alpha, pll_alpha**2/4.0, max_carrier_offset)
		self.poesweather_fy1_hrpt_decoder_0 = poesweather.fy1_hrpt_decoder(True,False)
		self.poesweather_fy1_hrpt_deframer_0 = poesweather.fy1_hrpt_deframer(sync_check)
		self.usrp_simple_source_x_0 = grc_usrp.simple_source_s(which=0, side=side, rx_ant="RXA")
		self.usrp_simple_source_x_0.set_decim_rate(decim)
		self.usrp_simple_source_x_0.set_frequency(freq, verbose=True)
		self.usrp_simple_source_x_0.set_gain(gain)
		self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
			self.displays.GetPage(0).GetWin(),
			baseband_freq=0,
			y_per_div=5,
			y_divs=10,
			ref_level=45,
			ref_scale=2.0,
			sample_rate=samp_rate,
			fft_size=1024,
			fft_rate=30,
			average=True,
			avg_alpha=0.1,
			title="Feng Yun 1 HRPT FFT Spectrum",
			peak_hold=False,
		)
		self.displays.GetPage(0).Add(self.wxgui_fftsink2_0.win)
		self.wxgui_numbersink2_0 = numbersink2.number_sink_f(
			self.GetWin(),
			unit="Units",
			minval=0,
			maxval=5000,
			factor=1.0,
			decimal_places=4,
			ref_level=0,
			sample_rate=samp_rate,
			number_rate=15,
			average=True,
			avg_alpha=0.07,
			label="S-Meter",
			peak_hold=False,
			show_gauge=True,
		)
		self.Add(self.wxgui_numbersink2_0.win)

		##################################################
		# Connections
		##################################################
		self.connect((self.poesweather_fy1_hrpt_deframer_0, 0), (self.poesweather_fy1_hrpt_decoder_0, 0))
		self.connect((self.gr_binary_slicer_fb_0, 0), (self.poesweather_fy1_hrpt_deframer_0, 0))
		self.connect((self.usrp_simple_source_x_0, 0), (self.gr_interleaved_short_to_complex_0, 0))
		self.connect((self.gr_interleaved_short_to_complex_0, 0), (self.agc, 0))
		self.connect((self.gr_clock_recovery_mm_xx_0, 0), (self.gr_binary_slicer_fb_0, 0))
		self.connect((self.agc, 0), (self.pll, 0))
		self.connect((self.pll, 0), (self.gr_moving_average_xx_0, 0))
		self.connect((self.gr_moving_average_xx_0, 0), (self.gr_clock_recovery_mm_xx_0, 0))
		self.connect((self.gr_interleaved_short_to_complex_0, 0), (self.wxgui_fftsink2_0, 0))
		self.connect((self.gr_interleaved_short_to_complex_0, 0), (self.gr_rms_xx_0, 0))
		self.connect((self.poesweather_fy1_hrpt_deframer_0, 0), (self.gr_file_sink_0_0, 0))
		self.connect((self.gr_rms_xx_0, 0), (self.wxgui_numbersink2_0, 0))
	def __init__(self, gain=35, side="A", sync_check=False, freq=1700.5e6, satellite='FENGYUN-1D', frames_file=os.environ['HOME'] + '/FENGYUN-1D.hrpt', baseband_file=os.environ['HOME'] + '/FENGYUN-1D.dat', decim=16):
		gr.top_block.__init__(self, "USRP Feng-Yun 1 HRPT Receiver")

		##################################################
		# Parameters
		##################################################
		self.gain = gain
		self.side = side
		self.sync_check = sync_check
		self.freq = freq
		self.satellite = satellite
		self.frames_file = frames_file
		self.baseband_file = baseband_file
		self.decim = decim

		##################################################
		# Variables
		##################################################
		self.sym_rate = sym_rate = 600*1109*2
		self.samp_rate = samp_rate = 64e6/decim
		self.sps = sps = samp_rate/sym_rate
		self.config_filename = config_filename = os.environ['HOME']+'/.gnuradio/fy1_hrpt.conf'
		self._saved_pll_alpha_config = ConfigParser.ConfigParser()
		self._saved_pll_alpha_config.read(config_filename)
		try: saved_pll_alpha = self._saved_pll_alpha_config.getfloat("satname", 'pll_alpha')
		except: saved_pll_alpha = 0.005
		self.saved_pll_alpha = saved_pll_alpha
		self._saved_gain_config = ConfigParser.ConfigParser()
		self._saved_gain_config.read(config_filename)
		try: saved_gain = self._saved_gain_config.getfloat("satname", 'gain')
		except: saved_gain = gain
		self.saved_gain = saved_gain
		self._saved_clock_alpha_config = ConfigParser.ConfigParser()
		self._saved_clock_alpha_config.read(config_filename)
		try: saved_clock_alpha = self._saved_clock_alpha_config.getfloat("satname", 'clock_alpha')
		except: saved_clock_alpha = 0.001
		self.saved_clock_alpha = saved_clock_alpha
		self.max_clock_offset = max_clock_offset = 0.1
		self.max_carrier_offset = max_carrier_offset = 2*math.pi*100e3/samp_rate
		self.hs = hs = int(sps/2.0)

		##################################################
		# Blocks
		##################################################
		self.agc = gr.agc_cc(1e-5, 1.0, 1.0/32768.0, 1.0)
		self.gr_binary_slicer_fb_0 = gr.binary_slicer_fb()
		self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_ff(sps/2.0, saved_clock_alpha**2/4.0, 0.5, saved_clock_alpha, max_clock_offset)
		self.gr_file_sink_0 = gr.file_sink(gr.sizeof_short*1, baseband_file)
		self.gr_file_sink_0.set_unbuffered(False)
		self.gr_file_sink_0_0 = gr.file_sink(gr.sizeof_short*1, frames_file)
		self.gr_file_sink_0_0.set_unbuffered(False)
		self.gr_interleaved_short_to_complex_0 = gr.interleaved_short_to_complex()
		self.gr_moving_average_xx_0 = gr.moving_average_ff(hs, 1.0/hs, 4000)
		self.pll = noaa.hrpt_pll_cf(saved_pll_alpha, saved_pll_alpha**2/4.0, max_carrier_offset)
		self.poesweather_fy1_hrpt_decoder_0 = poesweather.fy1_hrpt_decoder(True,False)
		self.poesweather_fy1_hrpt_deframer_0 = poesweather.fy1_hrpt_deframer(sync_check)
		self.usrp_simple_source_x_0 = grc_usrp.simple_source_s(which=0, side=side, rx_ant="RXA")
		self.usrp_simple_source_x_0.set_decim_rate(decim)
		self.usrp_simple_source_x_0.set_frequency(freq, verbose=True)
		self.usrp_simple_source_x_0.set_gain(gain)

		##################################################
		# Connections
		##################################################
		self.connect((self.gr_binary_slicer_fb_0, 0), (self.poesweather_fy1_hrpt_deframer_0, 0))
		self.connect((self.poesweather_fy1_hrpt_deframer_0, 0), (self.poesweather_fy1_hrpt_decoder_0, 0))
		self.connect((self.usrp_simple_source_x_0, 0), (self.gr_interleaved_short_to_complex_0, 0))
		self.connect((self.gr_interleaved_short_to_complex_0, 0), (self.agc, 0))
		self.connect((self.usrp_simple_source_x_0, 0), (self.gr_file_sink_0, 0))
		self.connect((self.poesweather_fy1_hrpt_deframer_0, 0), (self.gr_file_sink_0_0, 0))
		self.connect((self.gr_moving_average_xx_0, 0), (self.gr_clock_recovery_mm_xx_0, 0))
		self.connect((self.pll, 0), (self.gr_moving_average_xx_0, 0))
		self.connect((self.agc, 0), (self.pll, 0))
		self.connect((self.gr_clock_recovery_mm_xx_0, 0), (self.gr_binary_slicer_fb_0, 0))
	def __init__(self, sync_check=False, baseband_file=os.environ['HOME'] + '/FENGYUN-1D.dat', frames_file=os.environ['HOME'] + '/FENGYUN-1D.hrpt', decim=16, satellite='FENGYUN-1D'):
		grc_wxgui.top_block_gui.__init__(self, title="Feng Yun 1 HRPT Baseband To Frames")
		_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
		self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))

		##################################################
		# Parameters
		##################################################
		self.sync_check = sync_check
		self.baseband_file = baseband_file
		self.frames_file = frames_file
		self.decim = decim
		self.satellite = satellite

		##################################################
		# Variables
		##################################################
		self.sym_rate = sym_rate = 600*1109*2
		self.sample_rate = sample_rate = 64e6/decim
		self.config_filename = config_filename = os.environ['HOME']+'/.gnuradio/fy1_hrpt.conf'
		self.sps = sps = sample_rate/sym_rate
		self._saved_pll_alpha_config = ConfigParser.ConfigParser()
		self._saved_pll_alpha_config.read(config_filename)
		try: saved_pll_alpha = self._saved_pll_alpha_config.getfloat("satname", 'pll_alpha')
		except: saved_pll_alpha = 0.01
		self.saved_pll_alpha = saved_pll_alpha
		self._saved_clock_alpha_config = ConfigParser.ConfigParser()
		self._saved_clock_alpha_config.read(config_filename)
		try: saved_clock_alpha = self._saved_clock_alpha_config.getfloat("satname", 'clock_alpha')
		except: saved_clock_alpha = 0.01
		self.saved_clock_alpha = saved_clock_alpha
		self.sync_check_txt = sync_check_txt = sync_check
		self.satname_txt = satname_txt = satellite
		self.pll_alpha = pll_alpha = saved_pll_alpha
		self.max_clock_offset = max_clock_offset = 100e-6
		self.max_carrier_offset = max_carrier_offset = 2*math.pi*100e3/sample_rate
		self.hs = hs = int(sps/2.0)
		self.frames_file_txt = frames_file_txt = frames_file
		self.decim_txt = decim_txt = decim
		self.clock_alpha = clock_alpha = saved_clock_alpha
		self.baseband_file_txt = baseband_file_txt = baseband_file

		##################################################
		# Notebooks
		##################################################
		self.displays = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
		self.displays.AddPage(grc_wxgui.Panel(self.displays), "Feng Yun 1 HRPT Spectrum")
		self.displays.AddPage(grc_wxgui.Panel(self.displays), "Information")
		self.Add(self.displays)

		##################################################
		# Controls
		##################################################
		self._sync_check_txt_static_text = forms.static_text(
			parent=self.GetWin(),
			value=self.sync_check_txt,
			callback=self.set_sync_check_txt,
			label="Sync check",
			converter=forms.int_converter(),
		)
		self.GridAdd(self._sync_check_txt_static_text, 0, 3, 1, 1)
		self._satname_txt_static_text = forms.static_text(
			parent=self.GetWin(),
			value=self.satname_txt,
			callback=self.set_satname_txt,
			label="Satellite",
			converter=forms.str_converter(),
		)
		self.GridAdd(self._satname_txt_static_text, 0, 0, 1, 1)
		_pll_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
		self._pll_alpha_text_box = forms.text_box(
			parent=self.GetWin(),
			sizer=_pll_alpha_sizer,
			value=self.pll_alpha,
			callback=self.set_pll_alpha,
			label="PLL Alpha",
			converter=forms.float_converter(),
			proportion=0,
		)
		self._pll_alpha_slider = forms.slider(
			parent=self.GetWin(),
			sizer=_pll_alpha_sizer,
			value=self.pll_alpha,
			callback=self.set_pll_alpha,
			minimum=0.0,
			maximum=0.5,
			num_steps=100,
			style=wx.SL_HORIZONTAL,
			cast=float,
			proportion=1,
		)
		self.GridAdd(_pll_alpha_sizer, 1, 0, 1, 1)
		self._frames_file_txt_static_text = forms.static_text(
			parent=self.displays.GetPage(1).GetWin(),
			value=self.frames_file_txt,
			callback=self.set_frames_file_txt,
			label="Frames output filename",
			converter=forms.str_converter(),
		)
		self.displays.GetPage(1).GridAdd(self._frames_file_txt_static_text, 2, 0, 1, 1)
		self._decim_txt_static_text = forms.static_text(
			parent=self.GetWin(),
			value=self.decim_txt,
			callback=self.set_decim_txt,
			label="Decimation",
			converter=forms.str_converter(),
		)
		self.GridAdd(self._decim_txt_static_text, 0, 1, 1, 1)
		_clock_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
		self._clock_alpha_text_box = forms.text_box(
			parent=self.GetWin(),
			sizer=_clock_alpha_sizer,
			value=self.clock_alpha,
			callback=self.set_clock_alpha,
			label="Clock Alpha",
			converter=forms.float_converter(),
			proportion=0,
		)
		self._clock_alpha_slider = forms.slider(
			parent=self.GetWin(),
			sizer=_clock_alpha_sizer,
			value=self.clock_alpha,
			callback=self.set_clock_alpha,
			minimum=0.0,
			maximum=0.5,
			num_steps=100,
			style=wx.SL_HORIZONTAL,
			cast=float,
			proportion=1,
		)
		self.GridAdd(_clock_alpha_sizer, 1, 1, 1, 1)
		self._baseband_file_txt_static_text = forms.static_text(
			parent=self.displays.GetPage(1).GetWin(),
			value=self.baseband_file_txt,
			callback=self.set_baseband_file_txt,
			label="Baseband filename",
			converter=forms.str_converter(),
		)
		self.displays.GetPage(1).GridAdd(self._baseband_file_txt_static_text, 1, 0, 1, 1)

		##################################################
		# Blocks
		##################################################
		self.agc = gr.agc_cc(1e-6, 1.0, 1.0, 1.0)
		self.frame_sink = gr.file_sink(gr.sizeof_short*1, "/home/jerry/test.hrpt")
		self.frame_sink.set_unbuffered(False)
		self.gr_binary_slicer_fb_0 = gr.binary_slicer_fb()
		self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_ff(sps/2.0, clock_alpha**2/4.0, 0.5, clock_alpha, max_clock_offset)
		self.gr_file_source_0 = gr.file_source(gr.sizeof_short*1, "/home/jerry/feng-yun-bb.dat", False)
		self.gr_interleaved_short_to_complex_0 = gr.interleaved_short_to_complex()
		self.gr_moving_average_xx_0 = gr.moving_average_ff(hs, 1.0/hs, 4000)
		self.pll = noaa.hrpt_pll_cf(pll_alpha, pll_alpha**2/4.0, max_carrier_offset)
		self.poesweather_fy1_hrpt_decoder_0 = poesweather.fy1_hrpt_decoder(True,False)
		self.poesweather_fy1_hrpt_deframer_0 = poesweather.fy1_hrpt_deframer(sync_check)
		self.rx_fft = fftsink2.fft_sink_c(
			self.displays.GetPage(0).GetWin(),
			baseband_freq=0,
			y_per_div=5,
			y_divs=10,
			ref_level=45,
			ref_scale=2.0,
			sample_rate=sample_rate,
			fft_size=1024,
			fft_rate=30,
			average=True,
			avg_alpha=0.1,
			title="Feng Yun 1 HRPT Spectrum",
			peak_hold=False,
		)
		self.displays.GetPage(0).Add(self.rx_fft.win)
		self.throttle = gr.throttle(gr.sizeof_short*1, sample_rate*4)

		##################################################
		# Connections
		##################################################
		self.connect((self.gr_interleaved_short_to_complex_0, 0), (self.agc, 0))
		self.connect((self.throttle, 0), (self.gr_interleaved_short_to_complex_0, 0))
		self.connect((self.gr_file_source_0, 0), (self.throttle, 0))
		self.connect((self.agc, 0), (self.rx_fft, 0))
		self.connect((self.agc, 0), (self.pll, 0))
		self.connect((self.pll, 0), (self.gr_moving_average_xx_0, 0))
		self.connect((self.gr_moving_average_xx_0, 0), (self.gr_clock_recovery_mm_xx_0, 0))
		self.connect((self.gr_clock_recovery_mm_xx_0, 0), (self.gr_binary_slicer_fb_0, 0))
		self.connect((self.gr_binary_slicer_fb_0, 0), (self.poesweather_fy1_hrpt_deframer_0, 0))
		self.connect((self.poesweather_fy1_hrpt_deframer_0, 0), (self.frame_sink, 0))
		self.connect((self.poesweather_fy1_hrpt_deframer_0, 0), (self.poesweather_fy1_hrpt_decoder_0, 0))
示例#5
0
    def __init__(self,
                 sync_check=False,
                 decim=16,
                 satellite='FENGYUN-1D',
                 baseband_file=os.environ['HOME'] + '/FENGYUN-1D.dat',
                 frames_file=os.environ['HOME'] + '/FENGYUN-1D.hrpt'):
        gr.top_block.__init__(self, "Feng Yun 1 HRPT Baseband To Frames")

        ##################################################
        # Parameters
        ##################################################
        self.sync_check = sync_check
        self.decim = decim
        self.satellite = satellite
        self.baseband_file = baseband_file
        self.frames_file = frames_file

        ##################################################
        # Variables
        ##################################################
        self.sym_rate = sym_rate = 600 * 1109 * 2
        self.sample_rate = sample_rate = 64e6 / decim
        self.sps = sps = sample_rate / sym_rate
        self.config_filename = config_filename = os.environ[
            'HOME'] + '/.gnuradio/fy1_hrpt.conf'
        self._saved_pll_alpha_config = ConfigParser.ConfigParser()
        self._saved_pll_alpha_config.read(config_filename)
        try:
            saved_pll_alpha = self._saved_pll_alpha_config.getfloat(
                "satname", 'pll_alpha')
        except:
            saved_pll_alpha = 0.01
        self.saved_pll_alpha = saved_pll_alpha
        self._saved_clock_alpha_config = ConfigParser.ConfigParser()
        self._saved_clock_alpha_config.read(config_filename)
        try:
            saved_clock_alpha = self._saved_clock_alpha_config.getfloat(
                "satname", 'clock_alpha')
        except:
            saved_clock_alpha = 0.01
        self.saved_clock_alpha = saved_clock_alpha
        self.max_clock_offset = max_clock_offset = 100e-6
        self.max_carrier_offset = max_carrier_offset = 2 * math.pi * 100e3 / sample_rate
        self.hs = hs = int(sps / 2.0)

        ##################################################
        # Blocks
        ##################################################
        self.agc = gr.agc_cc(1e-6, 1.0, 1.0, 1.0)
        self.frame_sink = gr.file_sink(gr.sizeof_short * 1, frames_file)
        self.frame_sink.set_unbuffered(False)
        self.gr_binary_slicer_fb_0 = gr.binary_slicer_fb()
        self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_ff(
            sps / 2.0, saved_clock_alpha**2 / 4.0, 0.5, saved_clock_alpha,
            max_clock_offset)
        self.gr_file_source_0 = gr.file_source(gr.sizeof_short * 1,
                                               baseband_file, False)
        self.gr_interleaved_short_to_complex_0 = gr.interleaved_short_to_complex(
        )
        self.gr_moving_average_xx_0 = gr.moving_average_ff(hs, 1.0 / hs, 4000)
        self.pll = noaa.hrpt_pll_cf(saved_pll_alpha, saved_pll_alpha**2 / 4.0,
                                    max_carrier_offset)
        self.poesweather_fy1_hrpt_decoder_0 = poesweather.fy1_hrpt_decoder(
            True, False)
        self.poesweather_fy1_hrpt_deframer_0 = poesweather.fy1_hrpt_deframer(
            sync_check)
        self.throttle = gr.throttle(gr.sizeof_short * 1, sample_rate * 4)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.gr_clock_recovery_mm_xx_0, 0),
                     (self.gr_binary_slicer_fb_0, 0))
        self.connect((self.gr_file_source_0, 0), (self.throttle, 0))
        self.connect((self.throttle, 0),
                     (self.gr_interleaved_short_to_complex_0, 0))
        self.connect((self.gr_interleaved_short_to_complex_0, 0),
                     (self.agc, 0))
        self.connect((self.agc, 0), (self.pll, 0))
        self.connect((self.pll, 0), (self.gr_moving_average_xx_0, 0))
        self.connect((self.gr_moving_average_xx_0, 0),
                     (self.gr_clock_recovery_mm_xx_0, 0))
        self.connect((self.gr_binary_slicer_fb_0, 0),
                     (self.poesweather_fy1_hrpt_deframer_0, 0))
        self.connect((self.poesweather_fy1_hrpt_deframer_0, 0),
                     (self.frame_sink, 0))
        self.connect((self.poesweather_fy1_hrpt_deframer_0, 0),
                     (self.poesweather_fy1_hrpt_decoder_0, 0))
    def __init__(self,
                 sync_check=False,
                 gain=35,
                 side="A",
                 freq=1700.5e6,
                 decim=16,
                 satellite='FENGYUN-1D',
                 frames_file=os.environ['HOME'] + '/FENGYUN-1D.hrpt'):
        gr.top_block.__init__(self, "USRP Feng-Yun 1 HRPT Receiver")

        ##################################################
        # Parameters
        ##################################################
        self.sync_check = sync_check
        self.gain = gain
        self.side = side
        self.freq = freq
        self.decim = decim
        self.satellite = satellite
        self.frames_file = frames_file

        ##################################################
        # Variables
        ##################################################
        self.sym_rate = sym_rate = 600 * 1109 * 2
        self.samp_rate = samp_rate = 64e6 / decim
        self.sps = sps = samp_rate / sym_rate
        self.config_filename = config_filename = os.environ[
            'HOME'] + '/.gnuradio/fy1_hrpt.conf'
        self._saved_pll_alpha_config = ConfigParser.ConfigParser()
        self._saved_pll_alpha_config.read(config_filename)
        try:
            saved_pll_alpha = self._saved_pll_alpha_config.getfloat(
                "satname", 'pll_alpha')
        except:
            saved_pll_alpha = 0.005
        self.saved_pll_alpha = saved_pll_alpha
        self._saved_gain_config = ConfigParser.ConfigParser()
        self._saved_gain_config.read(config_filename)
        try:
            saved_gain = self._saved_gain_config.getfloat("satname", 'gain')
        except:
            saved_gain = gain
        self.saved_gain = saved_gain
        self._saved_clock_alpha_config = ConfigParser.ConfigParser()
        self._saved_clock_alpha_config.read(config_filename)
        try:
            saved_clock_alpha = self._saved_clock_alpha_config.getfloat(
                "satname", 'clock_alpha')
        except:
            saved_clock_alpha = 0.001
        self.saved_clock_alpha = saved_clock_alpha
        self.max_clock_offset = max_clock_offset = 0.1
        self.max_carrier_offset = max_carrier_offset = 2 * math.pi * 100e3 / samp_rate
        self.hs = hs = int(sps / 2.0)

        ##################################################
        # Blocks
        ##################################################
        self.agc = gr.agc_cc(1e-5, 1.0, 1.0 / 32768.0, 1.0)
        self.gr_binary_slicer_fb_0 = gr.binary_slicer_fb()
        self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_ff(
            sps / 2.0, saved_clock_alpha**2 / 4.0, 0.5, saved_clock_alpha,
            max_clock_offset)
        self.gr_file_sink_0_0 = gr.file_sink(gr.sizeof_short * 1, frames_file)
        self.gr_file_sink_0_0.set_unbuffered(False)
        self.gr_interleaved_short_to_complex_0 = gr.interleaved_short_to_complex(
        )
        self.gr_moving_average_xx_0 = gr.moving_average_ff(hs, 1.0 / hs, 4000)
        self.pll = noaa.hrpt_pll_cf(saved_pll_alpha, saved_pll_alpha**2 / 4.0,
                                    max_carrier_offset)
        self.poesweather_fy1_hrpt_decoder_0 = poesweather.fy1_hrpt_decoder(
            True, False)
        self.poesweather_fy1_hrpt_deframer_0 = poesweather.fy1_hrpt_deframer(
            sync_check)
        self.usrp_simple_source_x_0 = grc_usrp.simple_source_s(which=0,
                                                               side=side,
                                                               rx_ant="RXA")
        self.usrp_simple_source_x_0.set_decim_rate(decim)
        self.usrp_simple_source_x_0.set_frequency(freq, verbose=True)
        self.usrp_simple_source_x_0.set_gain(gain)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.gr_clock_recovery_mm_xx_0, 0),
                     (self.gr_binary_slicer_fb_0, 0))
        self.connect((self.agc, 0), (self.pll, 0))
        self.connect((self.pll, 0), (self.gr_moving_average_xx_0, 0))
        self.connect((self.gr_moving_average_xx_0, 0),
                     (self.gr_clock_recovery_mm_xx_0, 0))
        self.connect((self.poesweather_fy1_hrpt_deframer_0, 0),
                     (self.gr_file_sink_0_0, 0))
        self.connect((self.usrp_simple_source_x_0, 0),
                     (self.gr_interleaved_short_to_complex_0, 0))
        self.connect((self.gr_interleaved_short_to_complex_0, 0),
                     (self.agc, 0))
        self.connect((self.gr_binary_slicer_fb_0, 0),
                     (self.poesweather_fy1_hrpt_deframer_0, 0))
        self.connect((self.poesweather_fy1_hrpt_deframer_0, 0),
                     (self.poesweather_fy1_hrpt_decoder_0, 0))
    def __init__(self,
                 sync_check=False,
                 baseband_file=os.environ['HOME'] + '/FENGYUN-1D.dat',
                 frames_file=os.environ['HOME'] + '/FENGYUN-1D.hrpt',
                 decim=16,
                 satellite='FENGYUN-1D'):
        grc_wxgui.top_block_gui.__init__(
            self, title="Feng Yun 1 HRPT Baseband To Frames")
        _icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
        self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))

        ##################################################
        # Parameters
        ##################################################
        self.sync_check = sync_check
        self.baseband_file = baseband_file
        self.frames_file = frames_file
        self.decim = decim
        self.satellite = satellite

        ##################################################
        # Variables
        ##################################################
        self.sym_rate = sym_rate = 600 * 1109 * 2
        self.sample_rate = sample_rate = 64e6 / decim
        self.config_filename = config_filename = os.environ[
            'HOME'] + '/.gnuradio/fy1_hrpt.conf'
        self.sps = sps = sample_rate / sym_rate
        self._saved_pll_alpha_config = ConfigParser.ConfigParser()
        self._saved_pll_alpha_config.read(config_filename)
        try:
            saved_pll_alpha = self._saved_pll_alpha_config.getfloat(
                "satname", 'pll_alpha')
        except:
            saved_pll_alpha = 0.01
        self.saved_pll_alpha = saved_pll_alpha
        self._saved_clock_alpha_config = ConfigParser.ConfigParser()
        self._saved_clock_alpha_config.read(config_filename)
        try:
            saved_clock_alpha = self._saved_clock_alpha_config.getfloat(
                "satname", 'clock_alpha')
        except:
            saved_clock_alpha = 0.01
        self.saved_clock_alpha = saved_clock_alpha
        self.sync_check_txt = sync_check_txt = sync_check
        self.satname_txt = satname_txt = satellite
        self.pll_alpha = pll_alpha = saved_pll_alpha
        self.max_clock_offset = max_clock_offset = 100e-6
        self.max_carrier_offset = max_carrier_offset = 2 * math.pi * 100e3 / sample_rate
        self.hs = hs = int(sps / 2.0)
        self.frames_file_txt = frames_file_txt = frames_file
        self.decim_txt = decim_txt = decim
        self.clock_alpha = clock_alpha = saved_clock_alpha
        self.baseband_file_txt = baseband_file_txt = baseband_file

        ##################################################
        # Notebooks
        ##################################################
        self.displays = wx.Notebook(self.GetWin(), style=wx.NB_TOP)
        self.displays.AddPage(grc_wxgui.Panel(self.displays),
                              "Feng Yun 1 HRPT Spectrum")
        self.displays.AddPage(grc_wxgui.Panel(self.displays), "Information")
        self.Add(self.displays)

        ##################################################
        # Controls
        ##################################################
        self._sync_check_txt_static_text = forms.static_text(
            parent=self.GetWin(),
            value=self.sync_check_txt,
            callback=self.set_sync_check_txt,
            label="Sync check",
            converter=forms.int_converter(),
        )
        self.GridAdd(self._sync_check_txt_static_text, 0, 3, 1, 1)
        self._satname_txt_static_text = forms.static_text(
            parent=self.GetWin(),
            value=self.satname_txt,
            callback=self.set_satname_txt,
            label="Satellite",
            converter=forms.str_converter(),
        )
        self.GridAdd(self._satname_txt_static_text, 0, 0, 1, 1)
        _pll_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
        self._pll_alpha_text_box = forms.text_box(
            parent=self.GetWin(),
            sizer=_pll_alpha_sizer,
            value=self.pll_alpha,
            callback=self.set_pll_alpha,
            label="PLL Alpha",
            converter=forms.float_converter(),
            proportion=0,
        )
        self._pll_alpha_slider = forms.slider(
            parent=self.GetWin(),
            sizer=_pll_alpha_sizer,
            value=self.pll_alpha,
            callback=self.set_pll_alpha,
            minimum=0.0,
            maximum=0.5,
            num_steps=100,
            style=wx.SL_HORIZONTAL,
            cast=float,
            proportion=1,
        )
        self.GridAdd(_pll_alpha_sizer, 1, 0, 1, 1)
        self._frames_file_txt_static_text = forms.static_text(
            parent=self.displays.GetPage(1).GetWin(),
            value=self.frames_file_txt,
            callback=self.set_frames_file_txt,
            label="Frames output filename",
            converter=forms.str_converter(),
        )
        self.displays.GetPage(1).GridAdd(self._frames_file_txt_static_text, 2,
                                         0, 1, 1)
        self._decim_txt_static_text = forms.static_text(
            parent=self.GetWin(),
            value=self.decim_txt,
            callback=self.set_decim_txt,
            label="Decimation",
            converter=forms.str_converter(),
        )
        self.GridAdd(self._decim_txt_static_text, 0, 1, 1, 1)
        _clock_alpha_sizer = wx.BoxSizer(wx.VERTICAL)
        self._clock_alpha_text_box = forms.text_box(
            parent=self.GetWin(),
            sizer=_clock_alpha_sizer,
            value=self.clock_alpha,
            callback=self.set_clock_alpha,
            label="Clock Alpha",
            converter=forms.float_converter(),
            proportion=0,
        )
        self._clock_alpha_slider = forms.slider(
            parent=self.GetWin(),
            sizer=_clock_alpha_sizer,
            value=self.clock_alpha,
            callback=self.set_clock_alpha,
            minimum=0.0,
            maximum=0.5,
            num_steps=100,
            style=wx.SL_HORIZONTAL,
            cast=float,
            proportion=1,
        )
        self.GridAdd(_clock_alpha_sizer, 1, 1, 1, 1)
        self._baseband_file_txt_static_text = forms.static_text(
            parent=self.displays.GetPage(1).GetWin(),
            value=self.baseband_file_txt,
            callback=self.set_baseband_file_txt,
            label="Baseband filename",
            converter=forms.str_converter(),
        )
        self.displays.GetPage(1).GridAdd(self._baseband_file_txt_static_text,
                                         1, 0, 1, 1)

        ##################################################
        # Blocks
        ##################################################
        self.agc = gr.agc_cc(1e-6, 1.0, 1.0, 1.0)
        self.frame_sink = gr.file_sink(gr.sizeof_short * 1,
                                       "/home/jerry/test.hrpt")
        self.frame_sink.set_unbuffered(False)
        self.gr_binary_slicer_fb_0 = gr.binary_slicer_fb()
        self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_ff(
            sps / 2.0, clock_alpha**2 / 4.0, 0.5, clock_alpha,
            max_clock_offset)
        self.gr_file_source_0 = gr.file_source(gr.sizeof_short * 1,
                                               "/home/jerry/feng-yun-bb.dat",
                                               False)
        self.gr_interleaved_short_to_complex_0 = gr.interleaved_short_to_complex(
        )
        self.gr_moving_average_xx_0 = gr.moving_average_ff(hs, 1.0 / hs, 4000)
        self.pll = noaa.hrpt_pll_cf(pll_alpha, pll_alpha**2 / 4.0,
                                    max_carrier_offset)
        self.poesweather_fy1_hrpt_decoder_0 = poesweather.fy1_hrpt_decoder(
            True, False)
        self.poesweather_fy1_hrpt_deframer_0 = poesweather.fy1_hrpt_deframer(
            sync_check)
        self.rx_fft = fftsink2.fft_sink_c(
            self.displays.GetPage(0).GetWin(),
            baseband_freq=0,
            y_per_div=5,
            y_divs=10,
            ref_level=45,
            ref_scale=2.0,
            sample_rate=sample_rate,
            fft_size=1024,
            fft_rate=30,
            average=True,
            avg_alpha=0.1,
            title="Feng Yun 1 HRPT Spectrum",
            peak_hold=False,
        )
        self.displays.GetPage(0).Add(self.rx_fft.win)
        self.throttle = gr.throttle(gr.sizeof_short * 1, sample_rate * 4)

        ##################################################
        # Connections
        ##################################################
        self.connect((self.gr_interleaved_short_to_complex_0, 0),
                     (self.agc, 0))
        self.connect((self.throttle, 0),
                     (self.gr_interleaved_short_to_complex_0, 0))
        self.connect((self.gr_file_source_0, 0), (self.throttle, 0))
        self.connect((self.agc, 0), (self.rx_fft, 0))
        self.connect((self.agc, 0), (self.pll, 0))
        self.connect((self.pll, 0), (self.gr_moving_average_xx_0, 0))
        self.connect((self.gr_moving_average_xx_0, 0),
                     (self.gr_clock_recovery_mm_xx_0, 0))
        self.connect((self.gr_clock_recovery_mm_xx_0, 0),
                     (self.gr_binary_slicer_fb_0, 0))
        self.connect((self.gr_binary_slicer_fb_0, 0),
                     (self.poesweather_fy1_hrpt_deframer_0, 0))
        self.connect((self.poesweather_fy1_hrpt_deframer_0, 0),
                     (self.frame_sink, 0))
        self.connect((self.poesweather_fy1_hrpt_deframer_0, 0),
                     (self.poesweather_fy1_hrpt_decoder_0, 0))