kopia lustrzana https://github.com/rpp0/gr-lora
148 wiersze
4.7 KiB
Python
Executable File
148 wiersze
4.7 KiB
Python
Executable File
#!/usr/bin/env python2
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# -*- coding: utf-8 -*-
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##################################################
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# GNU Radio Python Flow Graph
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# Title: Lora Receive File
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# Generated: Mon Jan 8 15:44:58 2018
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##################################################
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if __name__ == '__main__':
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import ctypes
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import sys
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if sys.platform.startswith('linux'):
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try:
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x11 = ctypes.cdll.LoadLibrary('libX11.so')
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x11.XInitThreads()
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except:
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print "Warning: failed to XInitThreads()"
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from gnuradio import blocks
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from gnuradio import eng_notation
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from gnuradio import gr
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from gnuradio import wxgui
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from gnuradio.eng_option import eng_option
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from gnuradio.fft import window
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from gnuradio.filter import firdes
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from gnuradio.wxgui import fftsink2
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from grc_gnuradio import wxgui as grc_wxgui
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from optparse import OptionParser
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import lora
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import wx
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class lora_receive_file(grc_wxgui.top_block_gui):
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def __init__(self):
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grc_wxgui.top_block_gui.__init__(self, title="Lora Receive File")
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##################################################
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# Variables
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##################################################
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self.sf = sf = 7
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self.samp_rate = samp_rate = 10e6
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self.bw = bw = 125000
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self.target_freq = target_freq = 868.1e6
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self.symbols_per_sec = symbols_per_sec = float(bw) / (2**sf)
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self.firdes_tap = firdes_tap = firdes.low_pass(1, samp_rate, bw, 10000, firdes.WIN_HAMMING, 6.67)
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self.capture_freq = capture_freq = 866.0e6
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self.bitrate = bitrate = sf * (1 / (2**sf / float(bw)))
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##################################################
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# Blocks
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##################################################
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self.wxgui_fftsink2_1 = fftsink2.fft_sink_c(
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self.GetWin(),
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baseband_freq=capture_freq,
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y_per_div=10,
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y_divs=10,
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ref_level=0,
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ref_scale=2.0,
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sample_rate=samp_rate,
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fft_size=1024,
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fft_rate=15,
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average=False,
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avg_alpha=None,
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title='FFT Plot',
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peak_hold=False,
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)
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self.Add(self.wxgui_fftsink2_1.win)
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self.lora_lora_receiver_0 = lora.lora_receiver(samp_rate, capture_freq, ([target_freq]), bw, sf, False, 4, True, False, False, 10, False, False)
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self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True)
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self.blocks_file_source_0 = blocks.file_source(gr.sizeof_gr_complex*1, 'counting_cr4_sf7.cfile', True)
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##################################################
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# Connections
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##################################################
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self.connect((self.blocks_file_source_0, 0), (self.blocks_throttle_0, 0))
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self.connect((self.blocks_throttle_0, 0), (self.lora_lora_receiver_0, 0))
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self.connect((self.blocks_throttle_0, 0), (self.wxgui_fftsink2_1, 0))
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def get_sf(self):
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return self.sf
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def set_sf(self, sf):
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self.sf = sf
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self.set_symbols_per_sec(float(self.bw) / (2**self.sf))
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self.lora_lora_receiver_0.set_sf(self.sf)
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self.set_bitrate(self.sf * (1 / (2**self.sf / float(self.bw))))
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def get_samp_rate(self):
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return self.samp_rate
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def set_samp_rate(self, samp_rate):
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self.samp_rate = samp_rate
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self.wxgui_fftsink2_1.set_sample_rate(self.samp_rate)
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self.set_firdes_tap(firdes.low_pass(1, self.samp_rate, self.bw, 10000, firdes.WIN_HAMMING, 6.67))
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self.blocks_throttle_0.set_sample_rate(self.samp_rate)
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def get_bw(self):
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return self.bw
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def set_bw(self, bw):
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self.bw = bw
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self.set_symbols_per_sec(float(self.bw) / (2**self.sf))
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self.set_firdes_tap(firdes.low_pass(1, self.samp_rate, self.bw, 10000, firdes.WIN_HAMMING, 6.67))
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self.set_bitrate(self.sf * (1 / (2**self.sf / float(self.bw))))
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def get_target_freq(self):
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return self.target_freq
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def set_target_freq(self, target_freq):
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self.target_freq = target_freq
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def get_symbols_per_sec(self):
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return self.symbols_per_sec
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def set_symbols_per_sec(self, symbols_per_sec):
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self.symbols_per_sec = symbols_per_sec
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def get_firdes_tap(self):
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return self.firdes_tap
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def set_firdes_tap(self, firdes_tap):
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self.firdes_tap = firdes_tap
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def get_capture_freq(self):
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return self.capture_freq
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def set_capture_freq(self, capture_freq):
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self.capture_freq = capture_freq
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self.wxgui_fftsink2_1.set_baseband_freq(self.capture_freq)
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def get_bitrate(self):
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return self.bitrate
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def set_bitrate(self, bitrate):
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self.bitrate = bitrate
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def main(top_block_cls=lora_receive_file, options=None):
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tb = top_block_cls()
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tb.Start(True)
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tb.Wait()
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if __name__ == '__main__':
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main()
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