drowe67 [Thu, 28 Aug 2014 06:30:46 +0000 (06:30 +0000)]
baseline uncoded inerleaving simulation, before we add spreading function
git-svn-id: https://svn.code.sf.net/p/freetel/code@1819
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drowe67 [Wed, 27 Aug 2014 09:23:27 +0000 (09:23 +0000)]
more change log notes as I build #2
git-svn-id: https://svn.code.sf.net/p/freetel/code@1818
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drowe67 [Sat, 23 Aug 2014 09:41:39 +0000 (09:41 +0000)]
dual channel ADC driver working
git-svn-id: https://svn.code.sf.net/p/freetel/code@1817
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drowe67 [Fri, 22 Aug 2014 05:19:03 +0000 (05:19 +0000)]
added a few more change log notes
git-svn-id: https://svn.code.sf.net/p/freetel/code@1816
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drowe67 [Fri, 22 Aug 2014 03:02:54 +0000 (03:02 +0000)]
removed redundant code (thanks Graham) and doco change
git-svn-id: https://svn.code.sf.net/p/freetel/code@1815
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drowe67 [Thu, 21 Aug 2014 20:48:38 +0000 (20:48 +0000)]
added some scaling information to freedvapi tx & rx functions
git-svn-id: https://svn.code.sf.net/p/freetel/code@1814
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drowe67 [Thu, 21 Aug 2014 03:26:55 +0000 (03:26 +0000)]
FreeDV tx & rx working in real time. Yayyyyyyyyy
git-svn-id: https://svn.code.sf.net/p/freetel/code@1813
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drowe67 [Thu, 21 Aug 2014 02:55:38 +0000 (02:55 +0000)]
optimisation of 8-16kHz funcs
git-svn-id: https://svn.code.sf.net/p/freetel/code@1812
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drowe67 [Thu, 21 Aug 2014 01:45:36 +0000 (01:45 +0000)]
added ve9qrp.raw
git-svn-id: https://svn.code.sf.net/p/freetel/code@1811
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drowe67 [Tue, 19 Aug 2014 10:24:55 +0000 (10:24 +0000)]
made both args shorts for 8-16 kHz sample rate conversion
git-svn-id: https://svn.code.sf.net/p/freetel/code@1810
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drowe67 [Tue, 19 Aug 2014 09:57:41 +0000 (09:57 +0000)]
added -8-16 kHz sample rate conversion with shorts used for 16 kHz side
git-svn-id: https://svn.code.sf.net/p/freetel/code@1809
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drowe67 [Tue, 19 Aug 2014 01:52:52 +0000 (01:52 +0000)]
reduced Aw[] array size in codec2_decode routines for each mode, sounds OK for each mode
git-svn-id: https://svn.code.sf.net/p/freetel/code@1808
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drowe67 [Sat, 16 Aug 2014 22:42:17 +0000 (22:42 +0000)]
changed cmake to Debug build so asserts() work again
git-svn-id: https://svn.code.sf.net/p/freetel/code@1807
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drowe67 [Sat, 16 Aug 2014 22:31:22 +0000 (22:31 +0000)]
Codec 2 optimised so that one less FFT is rqd, fdmdv C and Octave optimised so freq est ffts are only performed when reqd. Codec 2 working OK, tfddmdv modem tests pass
git-svn-id: https://svn.code.sf.net/p/freetel/code@1806
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drowe67 [Sat, 16 Aug 2014 05:56:07 +0000 (05:56 +0000)]
removed one FFT in post filter, as it was redundant
git-svn-id: https://svn.code.sf.net/p/freetel/code@1805
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hobbes1069 [Fri, 15 Aug 2014 18:02:57 +0000 (18:02 +0000)]
Tweaks for win32/mingw building. Need to compare to codec2-dev and propagate changes there.
git-svn-id: https://svn.code.sf.net/p/freetel/code@1804
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drowe67 [Fri, 15 Aug 2014 01:47:06 +0000 (01:47 +0000)]
freedv tx and rx unittests both running on SM1000 with file I/O. rx speed borderline
git-svn-id: https://svn.code.sf.net/p/freetel/code@1803
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drowe67 [Fri, 15 Aug 2014 01:45:41 +0000 (01:45 +0000)]
moved to precomputed golay tables to save RAM on SM1000, correct init of nin in freedv_api
git-svn-id: https://svn.code.sf.net/p/freetel/code@1802
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rickb44 [Thu, 14 Aug 2014 21:22:59 +0000 (21:22 +0000)]
Implemented Davids changes(21, 22 & 23) to schematic. Parts are in PCB, but not placed. RGB
Updated Change Log RGB
git-svn-id: https://svn.code.sf.net/p/freetel/code@1801
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drowe67 [Wed, 13 Aug 2014 22:07:09 +0000 (22:07 +0000)]
combined tx filter and up conversion to remove abou 30k of stack in tx_mod. tests out OK with tfdmdv
git-svn-id: https://svn.code.sf.net/p/freetel/code@1800
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drowe67 [Wed, 13 Aug 2014 21:11:33 +0000 (21:11 +0000)]
cleaned up a little and added a README
git-svn-id: https://svn.code.sf.net/p/freetel/code@1799
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drowe67 [Wed, 13 Aug 2014 20:42:41 +0000 (20:42 +0000)]
some new entries to change log
git-svn-id: https://svn.code.sf.net/p/freetel/code@1798
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rickb44 [Wed, 13 Aug 2014 13:32:29 +0000 (13:32 +0000)]
Got rid of Eagle backup files RGB
git-svn-id: https://svn.code.sf.net/p/freetel/code@1797
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drowe67 [Wed, 13 Aug 2014 09:27:09 +0000 (09:27 +0000)]
part way through changes to make fdmdv_mod use less stack, tfdmdv works
git-svn-id: https://svn.code.sf.net/p/freetel/code@1796
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drowe67 [Wed, 13 Aug 2014 08:41:01 +0000 (08:41 +0000)]
renamed the profiling/machdep functions
git-svn-id: https://svn.code.sf.net/p/freetel/code@1795
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drowe67 [Tue, 12 Aug 2014 04:14:25 +0000 (04:14 +0000)]
correct varicode init
git-svn-id: https://svn.code.sf.net/p/freetel/code@1794
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drowe67 [Tue, 12 Aug 2014 04:12:43 +0000 (04:12 +0000)]
various tweaks and unit tests as SM1000 is brought up. ADC and DAC noise not too bad on loopbakc tests. Currently bombs when freedv_api called
git-svn-id: https://svn.code.sf.net/p/freetel/code@1793
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drowe67 [Tue, 12 Aug 2014 02:37:30 +0000 (02:37 +0000)]
changed/added soem #defines to make 8-16kHz resampling filters a little easier to use
git-svn-id: https://svn.code.sf.net/p/freetel/code@1792
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drowe67 [Sat, 9 Aug 2014 03:43:08 +0000 (03:43 +0000)]
single channel driver OK on Discovery
git-svn-id: https://svn.code.sf.net/p/freetel/code@1791
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drowe67 [Sat, 9 Aug 2014 03:39:39 +0000 (03:39 +0000)]
single channel driver OK on Discovery
git-svn-id: https://svn.code.sf.net/p/freetel/code@1790
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drowe67 [Sat, 9 Aug 2014 03:31:02 +0000 (03:31 +0000)]
single channel driver OK on Discovery
git-svn-id: https://svn.code.sf.net/p/freetel/code@1789
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drowe67 [Sat, 9 Aug 2014 03:05:35 +0000 (03:05 +0000)]
PA2 sampling OK on discovery, using tomer 2 TR0
git-svn-id: https://svn.code.sf.net/p/freetel/code@1788
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drowe67 [Thu, 7 Aug 2014 07:21:14 +0000 (07:21 +0000)]
dac driver now scales to DAC limits with buffer enabled, variable size dac FIFOs to accomodate UTs, sounds Ok on speech signals now
git-svn-id: https://svn.code.sf.net/p/freetel/code@1787
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drowe67 [Tue, 5 Aug 2014 04:08:41 +0000 (04:08 +0000)]
to freedv interface added the ability to determine demod sync and bit errors, better freedv_rx demo for txt and side info with log file, added switch driver and first pass at SM1000 main() program. Compiles OK but untested
git-svn-id: https://svn.code.sf.net/p/freetel/code@1786
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drowe67 [Mon, 4 Aug 2014 08:56:27 +0000 (08:56 +0000)]
added txt support to freedv api
git-svn-id: https://svn.code.sf.net/p/freetel/code@1785
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drowe67 [Mon, 4 Aug 2014 05:43:13 +0000 (05:43 +0000)]
moving varicode across to codec2-dev
git-svn-id: https://svn.code.sf.net/p/freetel/code@1784
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drowe67 [Mon, 4 Aug 2014 00:21:20 +0000 (00:21 +0000)]
first pass at embedded freedv API
git-svn-id: https://svn.code.sf.net/p/freetel/code@1783
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drowe67 [Sun, 3 Aug 2014 09:00:05 +0000 (09:00 +0000)]
starting to code up freedv modes that combine codec and modem and fec in an easy to use set of functions for the SM1000
git-svn-id: https://svn.code.sf.net/p/freetel/code@1782
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drowe67 [Sun, 3 Aug 2014 05:23:09 +0000 (05:23 +0000)]
optimised downconversion and filter, Octave and C working and also tweak to make fdmdv_demod_c plot correctly
git-svn-id: https://svn.code.sf.net/p/freetel/code@1781
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drowe67 [Sat, 2 Aug 2014 02:00:09 +0000 (02:00 +0000)]
improved fdmdv channel simulation function and wrote cmd line util to test it. getting same BER results from Octave and C demods which is a good sign. Some of the fdmdv_demod_c plots a bit messed up but BER results correct
git-svn-id: https://svn.code.sf.net/p/freetel/code@1780
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drowe67 [Sat, 2 Aug 2014 00:42:57 +0000 (00:42 +0000)]
:also removed glottal.c, thanks Steve
git-svn-id: https://svn.code.sf.net/p/freetel/code@1779
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drowe67 [Fri, 1 Aug 2014 23:44:18 +0000 (23:44 +0000)]
... and the globals.h header file
git-svn-id: https://svn.code.sf.net/p/freetel/code@1778
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drowe67 [Fri, 1 Aug 2014 23:37:09 +0000 (23:37 +0000)]
removed unneeded globals.c file
git-svn-id: https://svn.code.sf.net/p/freetel/code@1777
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drowe67 [Fri, 1 Aug 2014 11:01:42 +0000 (11:01 +0000)]
ported rate Q rx filtering to C, tfdmdv tests out OK, demod seems to run much faster
git-svn-id: https://svn.code.sf.net/p/freetel/code@1776
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drowe67 [Thu, 31 Jul 2014 08:25:05 +0000 (08:25 +0000)]
refactoring simulation into functions, about to start C port
git-svn-id: https://svn.code.sf.net/p/freetel/code@1775
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drowe67 [Thu, 31 Jul 2014 07:55:21 +0000 (07:55 +0000)]
Octave sim doing filtering on decimated signal, but down conversion etc still at rate M. However this may be fast enough
git-svn-id: https://svn.code.sf.net/p/freetel/code@1774
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drowe67 [Thu, 31 Jul 2014 06:41:15 +0000 (06:41 +0000)]
re-arranged mod and demod so shift up and down from carrier freq is a sep step. fdmdv_ut runs OK. Now to add LPF. En route to reducing CPU load of rx filter
git-svn-id: https://svn.code.sf.net/p/freetel/code@1773
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rickb44 [Mon, 28 Jul 2014 02:39:37 +0000 (02:39 +0000)]
Latest board updateUpdate brd file to reflect interim changes - RGB
git-svn-id: https://svn.code.sf.net/p/freetel/code@1772
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hobbes1069 [Sun, 27 Jul 2014 12:27:24 +0000 (12:27 +0000)]
Fix install of example files to keep permissions.
git-svn-id: https://svn.code.sf.net/p/freetel/code@1771
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hobbes1069 [Sun, 27 Jul 2014 12:21:08 +0000 (12:21 +0000)]
Attempt to fix NSIS packager for win32 from setting the patch version to 1 by default.
git-svn-id: https://svn.code.sf.net/p/freetel/code@1770
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drowe67 [Thu, 24 Jul 2014 03:36:15 +0000 (03:36 +0000)]
resampler unit test
git-svn-id: https://svn.code.sf.net/p/freetel/code@1769
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rickb44 [Tue, 22 Jul 2014 13:11:43 +0000 (13:11 +0000)]
git-svn-id: https://svn.code.sf.net/p/freetel/code@1768
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drowe67 [Mon, 21 Jul 2014 10:50:21 +0000 (10:50 +0000)]
fdmdv stm32f4 UT working. mod fast enough but demod too slow, have traced to filtering.
git-svn-id: https://svn.code.sf.net/p/freetel/code@1767
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drowe67 [Mon, 21 Jul 2014 08:41:42 +0000 (08:41 +0000)]
started coding driver for LEDs and swicthes, dual ch DAC driver looks OK, but would like to test some more
git-svn-id: https://svn.code.sf.net/p/freetel/code@1766
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drowe67 [Fri, 18 Jul 2014 05:24:55 +0000 (05:24 +0000)]
first pass at stm modem profiling UT, untested
git-svn-id: https://svn.code.sf.net/p/freetel/code@1765
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rickb44 [Fri, 18 Jul 2014 02:10:10 +0000 (02:10 +0000)]
Items 1-5,7-12,14-20 have been implemented in schematic .
Items 6 & 13 need discussion to resolve.
PCB has been updated to reflect changes, but routing of changes has not been completed.
Layout will be updated as time pemits.
RGB - 07/17/2014
git-svn-id: https://svn.code.sf.net/p/freetel/code@1764
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rickb44 [Fri, 18 Jul 2014 01:51:28 +0000 (01:51 +0000)]
Completing commit for latest files RGB 07/17/2014
git-svn-id: https://svn.code.sf.net/p/freetel/code@1763
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drowe67 [Wed, 16 Jul 2014 00:56:21 +0000 (00:56 +0000)]
modify ADC driver for two channels, untested
git-svn-id: https://svn.code.sf.net/p/freetel/code@1762
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rickb44 [Tue, 15 Jul 2014 18:13:34 +0000 (18:13 +0000)]
Just updating files. RGB 07/15/2014
git-svn-id: https://svn.code.sf.net/p/freetel/code@1761
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rickb44 [Tue, 15 Jul 2014 18:04:03 +0000 (18:04 +0000)]
Update Change-Log-B2.txt RGB 07/15/2014
git-svn-id: https://svn.code.sf.net/p/freetel/code@1760
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rickb44 [Tue, 15 Jul 2014 17:49:05 +0000 (17:49 +0000)]
Added item numbers to line items to facilitate communications. RGB-07/15/2014
git-svn-id: https://svn.code.sf.net/p/freetel/code@1759
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rickb44 [Tue, 15 Jul 2014 17:42:53 +0000 (17:42 +0000)]
git-svn-id: https://svn.code.sf.net/p/freetel/code@1758
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drowe67 [Fri, 11 Jul 2014 21:25:23 +0000 (21:25 +0000)]
lastest suggested changes
git-svn-id: https://svn.code.sf.net/p/freetel/code@1757
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drowe67 [Fri, 11 Jul 2014 06:57:38 +0000 (06:57 +0000)]
modified DAC driver to be two channels for SM1000, not tested yet
git-svn-id: https://svn.code.sf.net/p/freetel/code@1756
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drowe67 [Fri, 11 Jul 2014 06:56:03 +0000 (06:56 +0000)]
16<->8 kHz sample rate conversion filters
git-svn-id: https://svn.code.sf.net/p/freetel/code@1755
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drowe67 [Fri, 11 Jul 2014 04:41:28 +0000 (04:41 +0000)]
basic UT working on SM1000
git-svn-id: https://svn.code.sf.net/p/freetel/code@1754
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drowe67 [Thu, 10 Jul 2014 23:04:47 +0000 (23:04 +0000)]
added option to disable checksum checking on txt msg rx, compiles OK but haven't tested with an older version
git-svn-id: https://svn.code.sf.net/p/freetel/code@1753
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drowe67 [Thu, 10 Jul 2014 09:54:08 +0000 (09:54 +0000)]
bump version and some more protection for dodgy screen coords
git-svn-id: https://svn.code.sf.net/p/freetel/code@1752
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drowe67 [Thu, 10 Jul 2014 06:18:28 +0000 (06:18 +0000)]
basic channel simulation feaure to check txt messaging in noise
git-svn-id: https://svn.code.sf.net/p/freetel/code@1751
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drowe67 [Thu, 10 Jul 2014 06:17:17 +0000 (06:17 +0000)]
added basic AWGN channel simulation feature
git-svn-id: https://svn.code.sf.net/p/freetel/code@1750
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drowe67 [Thu, 10 Jul 2014 01:54:21 +0000 (01:54 +0000)]
debugged freq offset correction issue
git-svn-id: https://svn.code.sf.net/p/freetel/code@1749
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drowe67 [Thu, 10 Jul 2014 01:52:52 +0000 (01:52 +0000)]
README and cmake tweaks
git-svn-id: https://svn.code.sf.net/p/freetel/code@1748
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drowe67 [Wed, 9 Jul 2014 21:16:47 +0000 (21:16 +0000)]
FreeDV on Win32 building using Makefile.win32
git-svn-id: https://svn.code.sf.net/p/freetel/code@1747
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drowe67 [Wed, 9 Jul 2014 21:15:10 +0000 (21:15 +0000)]
small readme changes
git-svn-id: https://svn.code.sf.net/p/freetel/code@1746
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rickb44 [Wed, 9 Jul 2014 16:31:56 +0000 (16:31 +0000)]
Updates indicated in change log - RGB
git-svn-id: https://svn.code.sf.net/p/freetel/code@1745
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drowe67 [Tue, 8 Jul 2014 21:58:47 +0000 (21:58 +0000)]
experimental speex noise canc
git-svn-id: https://svn.code.sf.net/p/freetel/code@1744
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drowe67 [Tue, 8 Jul 2014 21:44:46 +0000 (21:44 +0000)]
Added Win32 msys/mingw cmake build instructions
git-svn-id: https://svn.code.sf.net/p/freetel/code@1743
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hobbes1069 [Tue, 8 Jul 2014 21:10:32 +0000 (21:10 +0000)]
Fix reference to libspeexdsp in speexnoisesup.
git-svn-id: https://svn.code.sf.net/p/freetel/code@1742
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rickb44 [Tue, 8 Jul 2014 17:14:41 +0000 (17:14 +0000)]
Update files RGB
git-svn-id: https://svn.code.sf.net/p/freetel/code@1741
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rickb44 [Tue, 8 Jul 2014 17:13:23 +0000 (17:13 +0000)]
Add Changelog for SM1000-REV-B2 RGB
git-svn-id: https://svn.code.sf.net/p/freetel/code@1740
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rickb44 [Tue, 8 Jul 2014 17:07:02 +0000 (17:07 +0000)]
REV-B2 changes & Updates to design.
git-svn-id: https://svn.code.sf.net/p/freetel/code@1739
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rickb44 [Tue, 8 Jul 2014 17:00:01 +0000 (17:00 +0000)]
New folder for next REV PCB(changes) RGB
git-svn-id: https://svn.code.sf.net/p/freetel/code@1738
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drowe67 [Tue, 8 Jul 2014 01:08:15 +0000 (01:08 +0000)]
Trying to get Win32 build running again, put readme and makefile.win32 back in
git-svn-id: https://svn.code.sf.net/p/freetel/code@1737
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drowe67 [Fri, 4 Jul 2014 22:34:21 +0000 (22:34 +0000)]
various changes for STM32F4 file used during SM1000 prototyping
git-svn-id: https://svn.code.sf.net/p/freetel/code@1736
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hobbes1069 [Wed, 2 Jul 2014 20:40:47 +0000 (20:40 +0000)]
Add pre-built binaries for MinGW builds.
git-svn-id: https://svn.code.sf.net/p/freetel/code@1735
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drowe67 [Wed, 2 Jul 2014 03:29:27 +0000 (03:29 +0000)]
simulation working OK with noise and adjacent interferer
git-svn-id: https://svn.code.sf.net/p/freetel/code@1734
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drowe67 [Tue, 1 Jul 2014 23:22:23 +0000 (23:22 +0000)]
not needed any more
git-svn-id: https://svn.code.sf.net/p/freetel/code@1733
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drowe67 [Tue, 1 Jul 2014 23:22:07 +0000 (23:22 +0000)]
not needed any more
git-svn-id: https://svn.code.sf.net/p/freetel/code@1732
01035d8c-6547-0410-b346-
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drowe67 [Tue, 1 Jul 2014 22:04:08 +0000 (22:04 +0000)]
mv to attic
git-svn-id: https://svn.code.sf.net/p/freetel/code@1731
01035d8c-6547-0410-b346-
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drowe67 [Tue, 1 Jul 2014 22:03:31 +0000 (22:03 +0000)]
mv to attic
git-svn-id: https://svn.code.sf.net/p/freetel/code@1730
01035d8c-6547-0410-b346-
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drowe67 [Tue, 1 Jul 2014 22:03:00 +0000 (22:03 +0000)]
mv to attic
git-svn-id: https://svn.code.sf.net/p/freetel/code@1729
01035d8c-6547-0410-b346-
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drowe67 [Tue, 1 Jul 2014 22:02:02 +0000 (22:02 +0000)]
mv to attic
git-svn-id: https://svn.code.sf.net/p/freetel/code@1728
01035d8c-6547-0410-b346-
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drowe67 [Tue, 1 Jul 2014 22:01:19 +0000 (22:01 +0000)]
mv to attic
git-svn-id: https://svn.code.sf.net/p/freetel/code@1727
01035d8c-6547-0410-b346-
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drowe67 [Tue, 1 Jul 2014 22:00:25 +0000 (22:00 +0000)]
mv to attic
git-svn-id: https://svn.code.sf.net/p/freetel/code@1726
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drowe67 [Tue, 1 Jul 2014 21:57:50 +0000 (21:57 +0000)]
older stuff not presently under development
git-svn-id: https://svn.code.sf.net/p/freetel/code@1725
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drowe67 [Tue, 1 Jul 2014 21:49:43 +0000 (21:49 +0000)]
goertzal and 2m rx code
git-svn-id: https://svn.code.sf.net/p/freetel/code@1724
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drowe67 [Tue, 1 Jul 2014 21:46:03 +0000 (21:46 +0000)]
small projects, supporting files for blog posts
git-svn-id: https://svn.code.sf.net/p/freetel/code@1723
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drowe67 [Tue, 1 Jul 2014 04:43:41 +0000 (04:43 +0000)]
converted trig functions to single prec floats to play happily on the STM32F4
git-svn-id: https://svn.code.sf.net/p/freetel/code@1722
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drowe67 [Tue, 1 Jul 2014 04:35:29 +0000 (04:35 +0000)]
normalised fine freq error so it wont be dependant on rx levels
git-svn-id: https://svn.code.sf.net/p/freetel/code@1721
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drowe67 [Tue, 1 Jul 2014 04:08:12 +0000 (04:08 +0000)]
removing a bunch of old unused directories
git-svn-id: https://svn.code.sf.net/p/freetel/code@1720
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