From: mleech Date: Tue, 24 Feb 2009 19:55:16 +0000 (+0000) Subject: A little documentation X-Git-Url: https://git.gag.com/?a=commitdiff_plain;h=6a6eb191a0aa6f36aa40a38bfaf360f6e993339b;p=debian%2Fgnuradio A little documentation git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@10498 221aa14e-8319-0410-a670-987f0aec2ac5 --- diff --git a/gr-radio-astronomy/src/python/usrp_ra_receiver.py b/gr-radio-astronomy/src/python/usrp_ra_receiver.py index ff6a9db0..fa6d02c6 100755 --- a/gr-radio-astronomy/src/python/usrp_ra_receiver.py +++ b/gr-radio-astronomy/src/python/usrp_ra_receiver.py @@ -81,10 +81,15 @@ class app_flow_graph(stdgui2.std_top_block): parser.add_option("-I", "--interferometer", action="store_true", default=False, help="Interferometer mode") parser.add_option("-D", "--switch_mode", action="store_true", default=False, help="Dicke Switching mode") parser.add_option("-P", "--reference_divisor", type="eng_float", default=1.0, help="Reference Divisor") - parser.add_option("-U", "--ref_fifo", default="@@@@") + parser.add_option("-U", "--ref_fifo", default=None) parser.add_option("-k", "--notch_taps", type="int", default=64, help="Number of notch taps") parser.add_option("-n", "--notches", action="store_true", default=False, help="Notch frequencies after all other args") + parser.add_option("-Y", "--interface", default=None) + parser.add_option("-H", "--mac_addr", default=None) + + # Added this documentation + (options, args) = parser.parse_args() self.setimode = options.setimode @@ -95,6 +100,14 @@ class app_flow_graph(stdgui2.std_top_block): self.switch_state = 0 self.reference_divisor = options.reference_divisor self.ref_fifo = options.ref_fifo + self.usrp2 = False + self.decim = options.decim + self.rx_subdev_spec = options.rx_subdev_spec + + if (options.interface != None and options.mac_addr != None): + self.mac_addr = options.mac_addr + self.interface = options.interface + self.usrp2 = True self.NOTCH_TAPS = options.notch_taps self.notches = Numeric.zeros(self.NOTCH_TAPS,Numeric.Float64) @@ -106,8 +119,8 @@ class app_flow_graph(stdgui2.std_top_block): self.use_notches = options.notches - if (self.ref_fifo != "@@@@"): - self.ref_fifo_file = open (self.ref_fifo, "w") + if (self.ref_fifo != None): + self.ref_fifo_file = open (self.ref_fifo, "r") modecount = 0 for modes in (self.dual_mode, self.interferometer): @@ -231,35 +244,8 @@ class app_flow_graph(stdgui2.std_top_block): if (self.dual_mode == True and self.decim <= 4): print "Cannot use decim <= 4 with dual_mode" sys.exit(1) - - if (self.dual_mode == False and self.interferometer == False): - if (options.decim > 4): - self.u = usrp.source_c(decim_rate=options.decim,fusb_block_size=8192) - else: - self.u = usrp.source_c(decim_rate=options.decim,fusb_block_size=8192, fpga_filename="std_4rx_0tx.rbf") - self.u.set_mux(usrp.determine_rx_mux_value(self.u, options.rx_subdev_spec)) - # determine the daughterboard subdevice we're using - self.subdev[0] = usrp.selected_subdev(self.u, options.rx_subdev_spec) - self.subdev[1] = self.subdev[0] - self.cardtype = self.subdev[0].dbid() - else: - self.u=usrp.source_c(decim_rate=options.decim, nchan=2,fusb_block_size=8192) - self.subdev[0] = usrp.selected_subdev(self.u, (0, 0)) - self.subdev[1] = usrp.selected_subdev(self.u, (1, 0)) - self.cardtype = self.subdev[0].dbid() - self.u.set_mux(0x32103210) - c1 = self.subdev[0].name() - c2 = self.subdev[1].name() - if (c1 != c2): - print "Must have identical cardtypes for --dual_mode or --interferometer" - sys.exit(1) - # - # Set 8-bit mode - # - width = 8 - shift = 8 - format = self.u.make_format(width, shift) - r = self.u.set_format(format) + + self.setup_usrp() # Set initial declination self.decln = options.decln @@ -1362,8 +1348,46 @@ class app_flow_graph(stdgui2.std_top_block): def setup_seti(self): self.connect (self.shead, self.fft_bandpass, self.scope) return - + + def setup_usrp(self): + if (self.usrp2 == False): + if (self.dual_mode == False and self.interferometer == False): + if (self.decim > 4): + self.u = usrp.source_c(decim_rate=self.decim,fusb_block_size=8192) + else: + self.u = usrp.source_c(decim_rate=self.decim,fusb_block_size=8192, fpga_filename="std_4rx_0tx.rbf") + self.u.set_mux(usrp.determine_rx_mux_value(self.u, self.rx_subdev_spec)) + # determine the daughterboard subdevice we're using + self.subdev[0] = usrp.selected_subdev(self.u, self.rx_subdev_spec) + self.subdev[1] = self.subdev[0] + self.cardtype = self.subdev[0].dbid() + else: + self.u=usrp.source_c(decim_rate=self.decim, nchan=2,fusb_block_size=8192) + self.subdev[0] = usrp.selected_subdev(self.u, (0, 0)) + self.subdev[1] = usrp.selected_subdev(self.u, (1, 0)) + self.cardtype = self.subdev[0].dbid() + self.u.set_mux(0x32103210) + c1 = self.subdev[0].name() + c2 = self.subdev[1].name() + if (c1 != c2): + print "Must have identical cardtypes for --dual_mode or --interferometer" + sys.exit(1) + # + # Set 8-bit mode + # + + width = 8 + shift = 8 + format = self.u.make_format(width, shift) + r = self.u.set_format(format) + else: + if (self.dual_mode == True or self.interferometer == True): + print "Cannot use dual_mode or interferometer with single USRP2" + sys.exit(1) + self.u = usrp2.source_32fc(self.interface, self.mac_addr) + self.u.set_decim (self.decim) + self.cardtype = self.u.daughterboard_id() def main (): app = stdgui2.stdapp(app_flow_graph, "RADIO ASTRONOMY SPECTRAL/CONTINUUM RECEIVER: $Revision$", nstatus=1)