#!/usr/bin/env python
##################################################
# Gnuradio Python Flow Graph
# Title: Burst Tagger Uhd
# Generated: Mon Feb 27 20:52:20 2012
##################################################

from gnuradio import eng_notation
from gnuradio import gr
from gnuradio import uhd
from gnuradio.eng_option import eng_option
from gnuradio.gr import firdes
from grc_gnuradio import wxgui as grc_wxgui
from optparse import OptionParser
import wx

class burst_tagger_uhd(grc_wxgui.top_block_gui):

	def __init__(self):
		grc_wxgui.top_block_gui.__init__(self, title="Burst Tagger Uhd")
		_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
		self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))

		##################################################
		# Variables
		##################################################
		self.samp_rate = samp_rate = 250e3

		##################################################
		# Blocks
		##################################################
		self.uhd_usrp_sink_0 = uhd.usrp_sink(
			device_addr="",
			stream_args=uhd.stream_args(
				cpu_format="fc32",
				channels=range(1),
			),
		)
		self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
		self.uhd_usrp_sink_0.set_center_freq(0, 0)
		self.uhd_usrp_sink_0.set_gain(0, 0)
		self.gr_sig_source_x_0_0 = gr.sig_source_s(samp_rate, gr.GR_SQR_WAVE, 10, 1, 0)
		self.gr_sig_source_x_0 = gr.sig_source_c(samp_rate, gr.GR_COS_WAVE, 25e3, 1, 0)
		self.gr_burst_tagger_0 = gr.burst_tagger(gr.sizeof_gr_complex)
		self.gr_burst_tagger_0.set_true_tag("tx_eob",True)
		self.gr_burst_tagger_0.set_false_tag("tx_sob",True)
			

		##################################################
		# Connections
		##################################################
		self.connect((self.gr_burst_tagger_0, 0), (self.uhd_usrp_sink_0, 0))
		self.connect((self.gr_sig_source_x_0, 0), (self.gr_burst_tagger_0, 0))
		self.connect((self.gr_sig_source_x_0_0, 0), (self.gr_burst_tagger_0, 1))

	def get_samp_rate(self):
		return self.samp_rate

	def set_samp_rate(self, samp_rate):
		self.samp_rate = samp_rate
		self.uhd_usrp_sink_0.set_samp_rate(self.samp_rate)
		self.gr_sig_source_x_0.set_sampling_freq(self.samp_rate)
		self.gr_sig_source_x_0_0.set_sampling_freq(self.samp_rate)

if __name__ == '__main__':
	parser = OptionParser(option_class=eng_option, usage="%prog: [options]")
	(options, args) = parser.parse_args()
	tb = burst_tagger_uhd()
	tb.Run(True)