Hi,
with latest UHD and Gnuradio built from sources, gr-ais throws this
error
when callin ais_rx:
[email protected]:~$ ais_rx
linux; GNU C++ version 4.8.2; Boost_105400;
UHD_003.008.002-143-g8c20712d
– Operating over USB 3.
– Initialize CODEC control…
– Initialize Radio control…
– Performing register loopback test… pass
– Performing register loopback test… pass
– Performing CODEC loopback test… pass
– Performing CODEC loopback test… pass
– Asking for clock rate 32.000000 MHz…
– Actually got clock rate 32.000000 MHz.
– Performing timer loopback test… pass
– Performing timer loopback test… pass
– Setting master clock rate selection to ‘automatic’.
– Tune Request: 162.000000 MHz
– The RF LO does not support the requested frequency:
– Requested LO Frequency: 162.000000 MHz
– RF LO Result: 162.000000 MHz
– Attempted to use the DSP to reach the requested frequency:
– Desired DSP Frequency: -0.000000 MHz
– DSP Result: -0.000000 MHz
– Successfully tuned to 162.000000 MHz
–
Tuned to 162.000MHz
Setting gain to 38
Gain is 38
Rate is 250000
Using Volk machine: avx_64_mmx_orc
Traceback (most recent call last):
File “/usr/local/bin/ais_rx”, line 23, in
main()
File “/usr/local/bin/ais_rx”, line 18, in main
tb = ais.radio.ais_radio(options)
File “/usr/local/lib/python2.7/dist-packages/ais/radio.py”, line 88,
in
init
self._rx_paths = (ais_rx(161.975e6 - 162.0e6, options.rate, "A"),
File “/usr/local/lib/python2.7/dist-packages/ais/radio.py”, line 63,
in
init
self.demod = ais.ais_demod(options) #ais_demod takes in complex
baseband
and spits out 1-bit unpacked bitstream
File “/usr/local/lib/python2.7/dist-packages/ais/ais_demod.py”, line
37,
in init
self.preamble_detect = digital.msk_correlate_cc(self.preamble, 0.4,
self._samples_per_symbol)
AttributeError: ‘module’ object has no attribute ‘msk_correlate_cc’
Any ideas what is wrong?
Ralph.
