16-bits per word corresponding to the HRPT minor frame format (only the
lower 10-bits per word are significant.)
-The script file by default uses USRP side A, 1698 MHz, at decimation 16. A
-configuration file 'usrp_rx_hrpt.cfg' in the current working directory will
-allow changing this, as well as implementing persistent storage of GUI
+The script file by default uses USRP side A, 1698 MHz, at decimation 16. The
+gnuradio configuration file ~/.gnuradio/config.conf, section 'usrp_rx_hrpt.cfg',
+will allow changing this, as well as implementing persistent storage of GUI
entered parameters from invocation to invocation.
The present HRPT demodulator is only tested at decimation 16. The only other
-valid decimation rates are 24 and 32, which may word but with more bit
+valid decimation rates are 24 and 32, which may work but with more bit
errors. No other decimation rates will work.
-usrp_rx_hrpt2.py
-----------------
-This GUI script uses fewer graphical displays to reduce CPU consumption on
-slower machines, but otherwise operates identically to userp_rx_hrpt.py.
+file_rx_hrpt.py
+---------------
+
+This GUI script operates like usrp_rx_hrpt.py, but reads from a pre-captured
+data file supplied by -F on the command line.
+
usrp_rx_hrpt_nogui.py
---------------------
be set in the configuration file prior to running. It has no command-line
parameters, and works identically to the GUI scripts.
-demod_hrpt_file.py
+
+hrpt_demod_file.py
------------------
This non-GUI script will operate on a file generated with
Set Decimation [default=16]
-p PLL_ALPHA, --pll-alpha=PLL_ALPHA
Set pll_alpha [default=50m]
- -s SYNC_ALPHA, --sync-alpha=SYNC_ALPHA
- Set sync_alpha [default=50m]
- -F FILENAME, --filename=FILENAME
+ -s CLOCK_ALPHA, --clock-alpha=CLOCK_ALPHA
+ Set clock_alpha [default=50m]
+ -F INPUT_FILENAME, --input-filename=INPUT_FILENAME
Set Filename [default=usrp.dat]
- -o OUTPUT, --output=OUTPUT
+ -o OUTPUT_FILENAME, --output-filename=OUTPUT_FILENAME
Set Output [default=frames.dat]