FGFS-4.1/adsb-out
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Added repeat message

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This commit is contained in:
nzkarit 2017-09-10 20:55:34 +12:00
parent c8e625f608
commit 552a7862a0
1 changed files with 14 additions and 10 deletions
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24
ADSB_Encoder.py
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@ -68,18 +68,22 @@ if __name__ == "__main__":
logger.info('Starting ADSB Encoder')
logger.debug('The arguments: %s' % (arguments))
modes = ModeS()
(df17_even, df17_odd) = modes.df17_pos_rep_encode(arguments.capability, arguments.icao, arguments.typecode, arguments.surveillancestatus, arguments.nicsupplementb, arguments.altitude, arguments.time, arguments.latitude, arguments.longitude, arguments.surface)
ppm = PPM()
df17_array = ppm.frame_1090es_ppm_modulate(df17_even, df17_odd)
hackrf = HackRF()
samples_array = hackrf.hackrf_raw_IQ_format(df17_array)
logger.info('Repeating the message %s times' % (arguments.repeats))
SamplesFile = open('tmp.iq8s', 'wb')
SamplesFile.write(samples_array)
for i in range(0, arguments.repeats):
modes = ModeS()
(df17_even, df17_odd) = modes.df17_pos_rep_encode(arguments.capability, arguments.icao, arguments.typecode, arguments.surveillancestatus, arguments.nicsupplementb, arguments.altitude, arguments.time, arguments.latitude, arguments.longitude, arguments.surface)
ppm = PPM()
df17_array = ppm.frame_1090es_ppm_modulate(df17_even, df17_odd)
hackrf = HackRF()
samples_array = hackrf.hackrf_raw_IQ_format(df17_array)
SamplesFile.write(samples_array)
SamplesFile.close()
os.system('sync')
os.system("dd if=tmp.iq8s of=%s bs=4k seek=63" % (arguments.outputfilename)) # TODO redirect output to /dev/null
os.system('sync')
os.system('rm tmp.iq8s')