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2178 Commits

Author SHA1 Message Date
Joe Taylor
22209030e2 Move files all_ft4.txt and clockit.out to the data_dir directory. 2019-02-01 11:56:08 -05:00
Joe Taylor
98d665c678 Add subroutine clockit() and use it for profiling ft4_decode(). 2019-02-01 10:47:47 -05:00
Joe Taylor
9c2700128c Generation of FT4 Tx waveform from itone() moved to a separate subroutine. 2019-01-31 16:07:07 -05:00
Joe Taylor
b32799d2b8 Add xdt to lines printed by ft4sim_mult. 2019-01-31 14:06:05 -05:00
Joe Taylor
04f085bb24 Proper handling of multiple decodes from one call to ft4_decode. 2019-01-31 13:55:21 -05:00
Joe Taylor
a80b955fe7 Decode FT4 over the full frequency range displayed in waterfall. 2019-01-31 12:10:58 -05:00
Joe Taylor
0dd4577143 Merge branch 'feat-ft2' of bitbucket.org:k1jt/wsjtx into feat-ft2 2019-01-31 11:38:55 -05:00
Joe Taylor
7ae1210266 Fix several flaws in the waveforms generated by ft4sim_mult. 2019-01-31 11:37:54 -05:00
Steve Franke
fdb84c0e63 Fix an off-by-one error. 2019-01-30 19:19:38 -06:00
Joe Taylor
9f909b6b1b Oops, I left garbage in the file. 2019-01-30 15:49:52 -05:00
Joe Taylor
1261434e84 Merge branch 'feat-ft2' of bitbucket.org:k1jt/wsjtx into feat-ft2 2019-01-30 15:37:38 -05:00
Joe Taylor
189f538dc0 Add ft4sim_mult, which is basically functional. 2019-01-30 15:33:47 -05:00
Steve Franke
66bb999126 Improve ft4_downsample filter. Improve getcandidates4. 2019-01-30 12:47:01 -06:00
Joe Taylor
3f7fb38e81 More code cleanup -- just comments and formatting. 2019-01-30 12:22:41 -05:00
Joe Taylor
2888c05eff Code cleanup. 2019-01-30 11:20:29 -05:00
Steve Franke
e57df307dd Fix a comment. 2019-01-29 15:42:30 -06:00
Joe Taylor
7e3b153d8b Correct the estimate of SNR for FT4 signals. 2019-01-29 13:56:04 -05:00
Joe Taylor
0a6d67c1d6 Make the simulated data files slightly longer so that WSJT-X can decode them. 2019-01-29 13:55:04 -05:00
Joe Taylor
e98231d4c1 Correct the call to genft4(); fix the displayed time for data from disk. 2019-01-29 10:39:34 -05:00
Steve Franke
d3b1f7e560 Prevent some out-of-bounds problems. 2019-01-27 19:28:41 -06:00
Steve Franke
57cf69e6ad First cut at identifying multiple candidates for decoding. Needs work. 2019-01-27 19:19:47 -06:00
Steve Franke
613bfaf3ee Change ft4 to use (174,91) code and 512 Sa/symbol. 2019-01-26 23:03:54 -06:00
Steve Franke
d9f4a27a3e Create ft4_decode.f90. Change stand-alone decoder ft4d.f90 to use ft4_decode.f90. 2019-01-26 11:42:07 -06:00
Steve Franke
c52f755afc Make Watterson simulator causal. 2019-01-25 16:26:13 -06:00
Steve Franke
9fa08d3838 Un-hardwire sync. 2019-01-25 16:06:45 -06:00
Steve Franke
8baf48701e Merge branch 'feat-ft2' of bitbucket.org:k1jt/wsjtx into feat-ft2 2019-01-25 16:01:42 -06:00
Steve Franke
66e3f11fba Add ft4 files in lib/ft4. 2019-01-25 16:01:34 -06:00
Joe Taylor
5efa28164c Remove a redundant file reference in CMakeLists.txt. Fix call to unpck77 in genft2.f90 2019-01-25 14:46:17 -05:00
Steve Franke
3bdbf19d1d Make ft4sim and ft4d work. 2019-01-22 11:01:28 -06:00
Steve Franke
b4639b77d0 Fix CMakeLists.txt so that ft2_decode still builds. Fix a bug in ft4d - sync now seems to work. 2019-01-21 19:52:13 -06:00
Steve Franke
7b7857cd77 Merge branch 'feat-ft2' of bitbucket.org:k1jt/wsjtx into feat-ft2 2019-01-21 19:33:51 -06:00
Steve Franke
f2dc394c84 Add ft4 files; ft4sim works, ft4d is work in progress. 2019-01-21 19:31:54 -06:00
Joe Taylor
486440beb4 Merge branch 'feat-ft2' of bitbucket.org:k1jt/wsjtx into feat-ft2 2019-01-18 16:23:19 -05:00
Joe Taylor
568fc0810e Tx now works, more or less, in FT2 mode. Needs testing! 2019-01-18 16:22:25 -05:00
Joe Taylor
2033a2b33d Add a missing file; tweak the FT2 decoder. 2019-01-18 12:33:45 -05:00
Joe Taylor
5f03d97a9e Implement basic Rx capability for FT2 in WSJT-X. 2019-01-18 11:51:15 -05:00
Joe Taylor
c81af0bbe5 Updates to code for stand-alone ft2[.exe]. 2019-01-18 08:57:46 -05:00
Joe Taylor
c6bc3c64bb Add parameters for FT8 and Ft2 to wavhdr.f90. 2019-01-18 07:45:59 -05:00
Steve Franke
f447fe49e1 Fix some indexing problems. Create subroutine ft2_gfsk_iwave.f90 for use with ft2.exe. Needs testing. 2019-01-17 15:25:06 -06:00
Steve Franke
7701516b43 ft2sim now creates a GFSK waveform with BT=1.0. It also adds raised cosine ramp up and down at the beginning and end of the transmission. 2019-01-17 14:01:40 -06:00
Joe Taylor
9b483d5ee1 Fix ft2 build to accommodate having merged changes from the hotfix branch. 2019-01-16 16:25:31 -05:00
Bill Somerville
074914d607 Fix merge issues 2019-01-16 20:55:01 +00:00
Bill Somerville
aee9c09851 Merge branch 'develop' into feat-ft2 2019-01-16 20:44:44 +00:00
Joe Taylor
0a648a109f Correct broken S/N for tx_once transmissions. 2019-01-16 15:00:12 -05:00
Joe Taylor
3023f7e5c6 Minor tweaks in formatting, etc. 2019-01-16 13:58:56 -05:00
Joe Taylor
dc5d9f1617 Add a comment. 2019-01-16 13:20:13 -05:00
Joe Taylor
12463451e2 Allow upper or lower case for "A" and "L" commands. 2019-01-16 13:16:10 -05:00
Joe Taylor
f194621695 Many improvements to ft2, including: 
- SNR displayed on decode line
 - Separate transmit() subroutine
 - Output sent to all_ft2.txt
 - Display Rx level (hit L to toggle On/Off)
 - Auto-sequencing  (hit A to toggle On/Off)
 2019-01-16 13:10:36 -05:00
Joe Taylor
60fb12dcd4 Add several more messages for testing. 2019-01-15 20:19:18 -05:00
Joe Taylor
4a4a83f021 Correct the logic for PTT control through a Windows COM port. 2019-01-15 19:21:58 -05:00
Joe Taylor
bbbe83ffe5 Progress: ft2.exe is now basically functional in audio-loopback tests. 2019-01-15 15:05:04 -05:00
Joe Taylor
8a6cee7e26 Add files for command-line program ft2[.exe]. 2019-01-14 16:39:50 -05:00
Steve Franke
348e7c8ad5 In principle, ft2d can now decode multiple signals. Not yet tested. 2019-01-13 15:44:16 -06:00
Steve Franke
1fb89929a9 Make ft2d slightly more robust. Still very rough. 2019-01-13 10:58:35 -06:00
Steve Franke
8f1baae048 If delay=0.0 make Watterson use only a single component to simulate flat fading. 2019-01-13 09:25:30 -06:00
Steve Franke
cf1fe6c3d6 More work on FT2. New frame format is 16sync + 128codeword. Data chunk is assumed to be 2.5s long. A rudimentary sync routine is implemented which finds the single strongest signal. 2019-01-12 13:28:10 -06:00
Steve Franke
f63f0301eb Tweak some decoder parameters for better performance. 2019-01-10 10:35:09 -06:00
Steve Franke
e0658f183f Add simulator (ft2sim.f90) and decoder (ft2d.f90) for experimental medium-fast mode. 2019-01-10 10:20:31 -06:00
Joe Taylor
95599a7153 Add a standalone FT8 decoder, for testing. 2019-01-09 12:45:20 -05:00
Joe Taylor
5adc211d1a Correct a minor bug in qra64.c. 2019-01-08 13:47:53 -05:00
Steve Franke
c4d078f55f Remove unnecessary character string space-padding. 2019-01-03 14:02:17 -06:00
Steve Franke
db5c9e1fe9 Make wspr OSD decoding work with type 2 messages (extended callsign + power in dBm). 2018-12-24 12:52:41 -06:00
Steve Franke
1a8ddad307 In ft8apset, mycall and dxcall must be at least 3 characters long, otherwise they are treated as non-existent. 2018-12-24 11:19:07 -06:00
Steve Franke
b44d7b472d Fix a typo. 2018-12-24 10:49:40 -06:00
Steve Franke
318ce0020e Try harder to ensure that we don't waste time trying to do ap decoding that would involve nonstandard calls. Current code does not support ap decoding with non-standard calls. 2018-12-24 10:45:02 -06:00
Bill Somerville
de9990bb60 Fix a mangled edit and an incorrect exit condition 2018-12-24 03:52:06 +00:00
Bill Somerville
8f9fdd29a8 Remove some unnecessary space padding and some compiler warnings 2018-12-24 02:23:56 +00:00
Bill Somerville
e4700b449e Make checks for /P and /R exact and only for trailing suffixes 2018-12-24 02:22:39 +00:00
Steve Franke
b8287eb584 Bring encode77.f90 up to date. 2018-12-23 15:34:00 -06:00
Steve Franke
86bc2cf1fb Merge branch 'hash-collision-handling' into hotfix-2.0.1-rc1 2018-12-23 14:05:37 -06:00
Steve Franke
081a302aca wsprd: further refinement of OSD decode quality check. 2018-12-21 19:24:16 -06:00
Steve Franke
ddd9e8c3fb wsprd: more rigorous quality checking of OSD-produced decodes. For now, discard all OSD decodes that map to an extended callsign. 2018-12-21 16:56:38 -06:00
Steve Franke
adb7a935b2 Put mycall13 into the 22-bit hash table only so that 22-bit hashes of mycall are recognized. 2018-12-21 13:20:14 -06:00
Steve Franke
4e2d61204f cosmetic: remove comment-out statement. 2018-12-21 10:59:30 -06:00
Steve Franke
5034e21291 Remove some diagnostic writes. 2018-12-21 09:51:39 -06:00
Joe Taylor
a3f5c1a100 Do a "close(10)" only if we're in Fox mode. 2018-12-21 10:08:15 -05:00
Steve Franke
e87cf8dcc5 Guard against bounds errors in hash arrays. Try to keep cruft out of those arrays. 2018-12-20 20:41:44 -06:00
Steve Franke
0e7c679ae5 Don't initialize hash arrays twice. 2018-12-20 15:47:22 -06:00
Steve Franke
7a40bf2e4b Use separate hash tables for 10, 12, and 22 bit hashes. Make unpacking i3=4 messages depend on whether unpack is being done on a received message, or a to-be-transmitted message. Give mycall13 priority over hash table entries in certain contexts. 2018-12-20 15:08:29 -06:00
Joe Taylor
6374ee9557 Merge branch 'hotfix-2.0.1-rc1' of bitbucket.org:k1jt/wsjtx into hotfix-2.0.1-rc1 2018-12-19 12:18:49 -05:00
Joe Taylor
e2a73751b1 Don't execute Fox-related statements when not in Fox Mode. Protect against a bounds error. 2018-12-19 12:17:52 -05:00
Steve Franke
307948a25d Remove an unused array. 2018-12-16 11:55:36 -06:00
Steve Franke
dfceef3662 Fix up ft8sim so that it prints a warning when SNR is set too high so that data will be clipped. 2018-12-07 11:10:25 -06:00
Steve Franke
337bae6d0d Housekeeping. Remove unused code and unused variables. Silence some compiler warnings. 2018-12-05 16:06:33 -06:00
Steve Franke
fb39de196e Merge branch 'hotfix-2.0.0-rc6' of bitbucket.org:k1jt/wsjtx into hotfix-2.0.0-rc6 2018-12-05 10:19:26 -06:00
Joe Taylor
d8f7354c0e Make fmtmsg aware of both message sizes, 22 and 37 chars. 2018-12-05 08:19:59 -05:00
Steve Franke
a5e82ac94c Delete an unused routine. Fix a typo in a comment. 2018-12-04 20:01:55 -06:00
Joe Taylor
57594803b9 Merge branch 'hotfix-2.0.0-rc6' of bitbucket.org:k1jt/wsjtx into hotfix-2.0.0-rc6 2018-12-03 13:12:45 -05:00
Steve Franke
6fc27d550d Fix an egregious bug and another not-so-egregious bug. The egregious bug prevented decodes of most signals with negative DT. 2018-12-03 07:18:52 -06:00
Steve Franke
42d68ff84e Add frequency drift (Hz/min) option to jt65sim. 2018-12-01 09:17:58 -06:00
Steve Franke
df37d9b1f7 Remove cqhund stuff and some other unused code. 2018-11-30 13:46:54 -06:00
Joe Taylor
9b2771e97a Revert "Fix a typo." 
This reverts commit 2c9ce10020.
 2018-11-30 14:34:17 -05:00
Joe Taylor
9785fb9a90 Revert "Don't allow divide-by-0 for pathological JT4 signal." 
This reverts commit 038405bc1e.
 2018-11-30 14:34:14 -05:00
Joe Taylor
56a52fa7a4 Revert "Protect against negative ccfred() value in sync4." 
This reverts commit 72d3e6f6b0.
 2018-11-30 14:33:49 -05:00
Steve Franke
2b0f7a74e7 Remove a diagnostic write statement. 2018-11-29 11:18:48 -06:00
Steve Franke
9cebf3a540 Discourage jt65sim from crashing when 11025 sample rate is selected. 2018-11-29 10:34:27 -06:00
Steve Franke
5741407070 Enable jt65sim to simulate the shorthand messages RO,RRR, and 73 2018-11-28 16:04:01 -06:00
Joe Taylor
461b87f047 Minor improvement in code that checks for bad FT8 messages. 2018-11-27 15:34:01 -05:00
Joe Taylor
9e74125799 Don't allow an illegal message to crash routine genft8(). 2018-11-27 15:26:24 -05:00
Joe Taylor
588d429c24 Merge branch 'hotfix-2.0.0-rc5' of bitbucket.org:k1jt/wsjtx into hotfix-2.0.0-rc5 2018-11-26 08:54:18 -05:00
Steve Franke
e434bc5b55 Remove obsolete routines related to msk144. 2018-11-23 15:10:44 -06:00
Joe Taylor
eb0930294d Add suggested message type i3.n3 = 0.6. 2018-11-21 10:17:16 -05:00
Joe Taylor
43a5d7b519 Starting branch hotfix-2.0.0-rc5. 2018-11-14 10:44:36 -05:00
Joe Taylor
72d3e6f6b0 Protect against negative ccfred() value in sync4. 2018-11-12 12:28:17 -05:00
Joe Taylor
038405bc1e Don't allow divide-by-0 for pathological JT4 signal. 2018-11-12 11:44:55 -05:00
Bill Somerville
30d587ffc7 Fix a couple of WSPR memory leaks and remove some compiler warnings 2018-11-12 13:58:35 +00:00
Steve Franke
ab34db7556 Get rid of unused variable ldecode77. 2018-11-05 14:40:55 -06:00
Joe Taylor
0235cf69ff Remove all vestiges of old (isync=1) FT8 mode. Many changes here! 2018-11-05 11:59:48 -05:00
Joe Taylor
1589e4f126 Don't append end-of-line AP info is ncontest is nonzero. 2018-11-02 15:12:06 -04:00
Steve Franke
2b48cc4487 Update wsprd README and delete an obsolete program. 2018-10-31 21:02:46 -05:00
Steve Franke
fe44bc6201 Reject standard messages with CQ and a Roger or CQ and a report. 2018-10-27 20:58:49 -05:00
Steve Franke
87b97039b6 Remove a small bias in Watterson channel simulator channel amplitude. 2018-10-25 16:39:17 -05:00
Steve Franke
096a459ae8 Make sure that msksignalquality is not called on Sh decodes to avoid contamination of recent_calls array and resulting poor SWL performance in MSK144 mode. 2018-10-20 13:55:02 -05:00
Steve Franke
dea35fbf56 Tweak msk144sim output. 2018-10-20 10:16:17 -05:00
Steve Franke
a69e765a07 Forgot to add msk144d.f90. 2018-10-19 19:48:20 -05:00
Steve Franke
17ed242878 Minor tweak - make program name the same as file name. 2018-10-19 19:45:38 -05:00
Steve Franke
6483e80c35 Make msk144code work. Rename msk144d2 to msk144d and make it work too. 2018-10-19 19:42:31 -05:00
Steve Franke
d0f0d420a9 Convert ft8sim.f90 to use 77bit messages. Remove ft8sim2.f90. 2018-10-19 16:52:00 -05:00
Steve Franke
fffa692ac5 Convert ft8code to 77bit messages. 2018-10-19 16:36:32 -05:00
k9an
6bb23dbe4d Comment out debug write to lun 81. 2018-10-17 19:17:04 -05:00
Joe Taylor
6b578fff0f Merge branch 'hotfix-2.0.0-rc3' of bitbucket.org:k1jt/wsjtx into hotfix-2.0.0-rc3 2018-10-13 19:53:07 -04:00
Joe Taylor
2c9ce10020 Fix a typo. 2018-10-13 19:20:11 -04:00
Steve Franke
8a20b97597 Make sure that all callsigns from i3=1, i3=2 and i3=4 messages are in the hashtable. 2018-10-13 13:50:24 -05:00
Steve Franke
59278b9b6b Tweak ndeep determination. 2018-10-10 16:06:53 -05:00
Steve Franke
14af74ddeb Minor changes to simplify hash10,hash12,hash22 routines. 2018-10-09 15:29:12 -05:00
Steve Franke
85e0b4cd61 Strip all angle brackets before storing a callsign in the hashtable. Make encode77 work with '<KB900000ANN> K1JT R+02'. 2018-10-08 19:28:18 -05:00
Joe Taylor
6884ee5334 Auto-generation and auto-sequencing of "TU; ..." message for RTTY Roundup. 2018-10-08 12:52:28 -04:00
Steve Franke
7b67550183 Make sure that msk144signalquality is not called for Sh decodes. 2018-10-06 15:09:58 -05:00
Steve Franke
173737e1d9 Fix Tx1 problem with extended callsigns in MSK144. Make sure that mycall is in the hashtable. 2018-10-06 11:14:57 -05:00
Steve Franke
dd9bdc6d1f Fix bug that prevented generation of MSK144 Sh messages with extended callsign. Change all MSK144 Sh code to use 12-char mycall and hiscall and 37-char messages. Hash full extended callsigns (not just base call) and print full callsigns, e.g. <KP4/K1JT K9AN> RRR 2018-10-05 20:56:22 -05:00
Steve Franke
4b54873c81 Implement AP for all contest modes and also for Hound mode. AP is always active for Hounds. AP is automatically disabled if MyCall or DxCall are extended callsigns. 2018-10-04 17:48:55 -05:00
Steve Franke
0b3b050221 First cut at AP decoding for all values of ncontest. 2018-10-04 17:48:23 -05:00
Steve Franke
876f69b1d7 Remove some debug print statements. 2018-10-04 17:47:52 -05:00
Steve Franke
b993935494 Reconfigure foxgen.f90 for 77bit messages. Fox now transmits only 77bit messages. 2018-10-04 17:47:36 -05:00
Steve Franke
4ab4de6682 Forgot to add the AP-related changes to ft8_decode.f90. 2018-10-04 17:45:41 -05:00
Steve Franke
b5cc35e430 Cleaned up and simplified AP decoding. Enabled AP decoding for ncontest=0 and ncontest=4 (RU) so far. Missing MyCall or DxCall or nonstandard calls will disable AP passes that wouldn't make sense. 2018-10-04 17:45:15 -05:00
Steve Franke
77bb49e9ac Beginnings of AP for RU. Not working yet. 2018-10-04 17:44:34 -05:00
Joe Taylor
6cecef42aa Restore a missing call to unpack77(). 2018-10-04 16:09:02 -04:00
Joe Taylor
35ea5f5761 BugFix: Rearrange code in decoder.f90, only Fox needs to open houndcallers.txt. 2018-10-04 09:21:35 -04:00
Joe Taylor
f2325cdc75 We might possibly want to use "emedop" again... 2018-10-03 20:10:51 +01:00
Joe Taylor
665aad962f Cleanup. 2018-10-03 20:10:29 +01:00
Joe Taylor
6d096db6d5 Implement a validator for FD and RTTY exchange entries. 2018-10-03 19:32:05 +01:00
Joe Taylor
107a5c5a7e Add exch_valid.f90, a Fortran validator for FD and RU exchanges. 2018-10-03 19:30:39 +01:00
Steve Franke
d9cf9bed3c Better handling of decodes with unhashed callsigns. 
(cherry picked from commit 3b783a083e)
 2018-09-28 17:07:28 -05:00
Joe Taylor
c2c977976c Correct a typo: Yukon territory is YT, not VT. 2018-09-27 15:30:20 -04:00
Joe Taylor
9666fb9531 Merge branch 'develop' of bitbucket.org:k1jt/wsjtx into develop 2018-09-26 14:50:02 -04:00
Joe Taylor
ab137b37e7 Do not display end-of line numbers for MSK144 decodes. 2018-09-26 10:02:45 -04:00
Steve Franke
a09385604a Fix a typo - thanks NU0C. 2018-09-26 08:30:41 -05:00
Steve Franke
13b5cc479b Fix and re-enable polyfit SNR. 2018-09-26 08:29:01 -05:00
Steve Franke
669d54197d Polynomial-fit SNR is still not right. Disable it again, for now. 2018-09-24 19:36:30 -05:00
Steve Franke
591de66a31 Fix up SNR calculation so that it reverts to SJF SNR when polyfit SNR is not sane. 2018-09-24 19:04:34 -05:00
Bill Somerville
983193a5d4 Merge branch 'master' into develop 2018-09-24 23:46:52 +01:00
Steve Franke
9075fef228 Revert to Steve's SNR estimator, for now. 2018-09-24 17:40:14 -05:00
Joe Taylor
947307af0c Remove something left by temporary conflict. 2018-09-24 16:34:46 -04:00
Joe Taylor
770aac352c Re-insert the multi-precision routines. 2018-09-24 16:33:19 -04:00
Joe Taylor
4414280471 Merge branch 'hotfix-wsjtx-2.0.0-rc2' of bitbucket.org:k1jt/wsjtx into hotfix-wsjtx-2.0.0-rc2 2018-09-24 16:31:20 -04:00
Joe Taylor
a0e51b71e2 Multi-precision fortran routines replace use of quad-precsion floats. 2018-09-24 16:20:46 -04:00
Steve Franke
d66724f6e9 Fix a comment. 2018-09-24 15:14:19 -05:00
Steve Franke
af1be084d4 Make MSK144 SWL mode work. Needs testing\! 2018-09-24 15:10:57 -05:00
Steve Franke
45031738bf Fix some message-length incompatibilities involving MSK144 Sh messages. SWL mode is broken for the time being, because it relied on the old extractmessage144 routine to keep track of recent callsigns. That routine is no longer used. 2018-09-24 12:31:17 -05:00
Steve Franke
7baf8480a3 Merge branch 'hotfix-wsjtx-2.0.0-rc2' of bitbucket.org:k1jt/wsjtx into hotfix-wsjtx-2.0.0-rc2 2018-09-23 13:03:25 -05:00
Steve Franke
332a3f1561 Calibrate noise-baseline-fit based SNR estimate for FT8 v2 and print those estimates with decodes. 2018-09-23 13:03:20 -05:00
Joe Taylor
a26f4bf8de Merge branch 'hotfix-wsjtx-2.0.0-rc2' of bitbucket.org:k1jt/wsjtx into hotfix-wsjtx-2.0.0-rc2 2018-09-21 16:13:17 -04:00
Joe Taylor
23f45f0d4b Diagnostic write should include callsign hash vlues. 2018-09-21 11:13:01 -04:00
Steve Franke
bcea5df35d Merge branch 'hotfix-wsjtx-2.0.0-rc2' of bitbucket.org:k1jt/wsjtx into hotfix-wsjtx-2.0.0-rc2 2018-09-20 18:34:13 -05:00
Steve Franke
e857cb9d05 Suppress any decode with a CQ accompanied by a hashed callsign. 2018-09-20 18:33:57 -05:00
Joe Taylor
bc2fd29efa Merge branch 'hotfix-wsjtx-2.0.0-rc2' of bitbucket.org:k1jt/wsjtx into hotfix-wsjtx-2.0.0-rc2 2018-09-20 14:05:58 -04:00
Joe Taylor
b6fb6e3dd9 Simplify stdmsg.f90. (Will it still be OK for the 72-bit modes?) 2018-09-20 14:04:48 -04:00
Joe Taylor
4d013fef1b Minor corrections and code cleanup in packjt77.f90. 2018-09-20 14:02:49 -04:00
Steve Franke
fa44270d5f Don't display DXpedition, Field Day, or ARRL RTTY messages in MSK144. 2018-09-20 10:38:36 -05:00
Steve Franke
981c0122ae Tweak msk144sim.f90 2018-09-20 10:10:29 -05:00
Steve Franke
e1c74fd828 Fix message lengths in genmsk40. Also some tweaks to msk144sim.f90. 2018-09-20 09:49:42 -05:00
Steve Franke
bb3d68a5d7 Suppress some easy-to-detect false decodes. 2018-09-19 17:18:51 -05:00
Joe Taylor
78a912cbb4 Store has codes for decoded standard calls. Need to check for table size and possible overflow! 2018-09-19 16:47:14 -04:00
Joe Taylor
705004d206 Initialize i3, n3 before two more calls to pack77(). 2018-09-19 13:05:32 -04:00
Steve Franke
55b7346ea0 Merge branch 'hotfix-wsjtx-2.0.0-rc2' of bitbucket.org:k1jt/wsjtx into hotfix-wsjtx-2.0.0-rc2 2018-09-19 11:31:02 -05:00
Steve Franke
1ea3d7b33e Trap bad unpacks in unpack28 that would otherwise result in a QU1RK callsign. 2018-09-19 11:30:55 -05:00
Joe Taylor
653e53b125 Apply the fix for i3, n3 before calling pack77() in genft8_174_91.f90. 2018-09-19 11:48:30 -04:00
Joe Taylor
618fc05ad6 Correct a flaw that produced bad Tx tones in MSK144. 2018-09-19 11:19:40 -04:00
Joe Taylor
b091d56b42 Correct the flaw that interpreted some callsigns as hexadecimal telemetry data. 2018-09-18 13:30:19 -04:00
Joe Taylor
41f9810822 Update the callign sequence for unpack77, to account for the new "success" flag. 2018-09-18 13:28:41 -04:00
Bill Somerville
5e11232e92 Merge branch 'release-wsjtx-2.0.0-rc1' into develop 2018-09-18 15:59:30 +01:00
Joe Taylor
a88772dd42 Minor edits. 2018-09-17 11:16:01 -04:00
Joe Taylor
34f9355f00 Fix a few flaws in descriptive documents. 2018-09-17 09:12:47 -04:00
Steve Franke
9657617cdc Merge branch 'integrate-77bit' into develop 2018-09-13 15:24:33 -05:00
Joe Taylor
9facbde6de Minor edits. 2018-09-13 15:55:23 -04:00
Joe Taylor
83bf281a1b Minor editorial work. 2018-09-13 15:33:42 -04:00
Joe Taylor
aca7273fc3 Correct the sizes of character variables msg and msgsent. 2018-09-13 12:39:08 -04:00
Joe Taylor
53c0908533 Editorial changes to planning and development documents. 2018-09-13 09:56:20 -04:00
Joe Taylor
a9deb8c1fd Merge branch 'integrate-77bit' of bitbucket.org:k1jt/wsjtx into integrate-77bit 2018-09-13 09:51:34 -04:00
Joe Taylor
d82949c54e Correct the display of usage examples. 2018-09-13 09:50:34 -04:00
Steve Franke
642540ff8f unpack77 now returns logical variable unpk77_success, which will be .false. if there is something obviously wrong with the message. Still to do: set the flag if the unpacked message contains CQ in an implausible place. 2018-09-12 15:06:26 -05:00
Steve Franke
629d061e30 Move a couple of simulation files to fsk4hf, which will eventually be excluded from releases. 2018-09-12 13:46:40 -05:00
Steve Franke
087ed57459 Merge branch 'wsprosd' into develop 2018-09-11 16:51:07 -05:00
Steve Franke
261c68ec6d Refine and clean up wspr osd code. 2018-09-11 16:45:17 -05:00
Joe Taylor
fa949d1f09 Added draft of a v2.0 release document. 2018-09-11 15:57:25 -04:00
Joe Taylor
09467b1ca9 Correct a flaw in handling the telemetry message type. Minor edit to msgtypes.txt. 2018-09-11 13:15:16 -04:00
Steve Franke
af7feaf65a No need to examine every entry in the hash table. Just calculate the hash of OSD-produced callsigns and see if they are in the table. Add OSD decoding to the deep setting for wspr decoding. 2018-09-10 17:01:50 -05:00
Steve Franke
0c60db50d3 Experimental -o option for wsprd uses ordered-statistics decoder. Decodes are accepted only if the callsign exists in the hashtable. 2018-09-09 20:30:23 -05:00
Steve Franke
fa1822bb4a Trying to re-implement osd for wspr. 2018-09-08 16:50:15 -05:00
Steve Franke
e35410dd1a Trap a potential array bound error. 2018-09-07 12:16:12 +00:00
Joe Taylor
ca2c1a2b8b Don't use "appendage" ~ or ! on decoded lines. Protect against bad read in genft8_174_91. 2018-09-02 18:55:13 -04:00
Joe Taylor
65689c46cf Protect against a bounds error. 2018-08-31 13:55:44 -04:00
Joe Taylor
81af6f1ed3 Fix minor flaws in reporting bad messages by jt65code and jt9code. 2018-08-31 11:22:06 -04:00
Joe Taylor
a8ad1569cc Protect against a potential bounds error. 2018-08-31 10:47:31 -04:00
Joe Taylor
45d48629d2 Increase size of callsign hash table; protect against its overflow. 2018-08-31 09:23:37 -04:00
Joe Taylor
fed89ef888 Better protection against bad data in c77. Slightly wider default Settings window. 2018-08-30 10:52:38 -04:00
Joe Taylor
201b29993c More fixes related to nonstandard calls. 2018-08-29 14:18:56 -04:00
Joe Taylor
17beaf71de Cleaning up the handling of goofy calls. 2018-08-29 09:21:08 -04:00
Joe Taylor
94e9a02615 Guard against non-binary data in c77. 2018-08-27 11:40:34 -04:00
Joe Taylor
15b4463394 Fix several bugs found when testing MSK144 op activities NA_VHF and EU_VHF. 2018-08-27 11:26:09 -04:00
Steve Franke
c7b9892517 Fix the dimensions of the candidate array. 2018-08-08 16:05:21 +00:00
Steve Franke
20cfae891e Make sync8.f90 more robust. Increase number of candidates to 300. 2018-08-08 09:29:08 -05:00
Joe Taylor
0d7cd3ed03 Fix generation of Tx2 in RTTY mode. Fix a related problem of decoding the incorrect RTTY message. 2018-08-03 11:46:28 -04:00
Joe Taylor
800e29d4db Fix two potential crash spots in packjt77. Add "Reset Defaults" to Colors tab. 2018-08-03 08:53:02 -04:00
Joe Taylor
8a732f40a5 NA_VHF now basically functional in MSK144 mode. 2018-07-31 13:18:57 -04:00
Joe Taylor
0235af4f77 Sorry, I forgot to add this file. 2018-07-30 17:56:09 -04:00
Joe Taylor
3af293f297 Use module variables rather than common/hashcom/; working on transparent handling of goofy calls. 2018-07-30 15:46:25 -04:00
Joe Taylor
cbf8b5d914 Fix the generation of Tx* messages containing nonstandard calls. 2018-07-30 11:17:09 -04:00
Joe Taylor
c87296d90e Merge branch 'integrate-77bit' of https://bitbucket.org/k1jt/wsjtx into integrate-77bit 2018-07-29 19:40:53 -04:00
Joe Taylor
4db3c6b6cf Prese i3 and n3 to -1 in encode77.f90. 2018-07-29 19:39:55 -04:00
Steve Franke
fe491393cd Fix call to ft8apset. 2018-07-29 17:18:02 -05:00
Steve Franke
f7d423296f Minor code cleanup. 2018-07-29 17:15:02 -05:00
Steve Franke
92ffbe3524 Merge branch 'integrate-77bit' of bitbucket.org:k1jt/wsjtx into integrate-77bit 2018-07-29 16:29:19 -05:00
Steve Franke
b67589d29f Bring isync=1 message simulator, ft8sim, up to date. Fix ap decoding for isync=1 messages. 2018-07-29 16:29:11 -05:00
Joe Taylor
796f5e865f Fix a flw in handling i3=4 messages; export n28a_77 and n28b_77. 2018-07-29 16:34:21 -04:00
Steve Franke
df0b5e2622 Progress on AP decoding for 77bit messages. AP is basically working for regular i3=1 messages. 2018-07-28 17:32:45 -05:00
Steve Franke
750bf569f3 ft8sim2: make it easier to identify callsign and grid bits in simulated messages. 2018-07-28 09:26:54 -05:00
Steve Franke
bee1ecd109 Detect and reject messages with invalid i3 and or n3. 2018-07-28 08:50:50 -05:00
Joe Taylor
017629ac36 Suppress any "QU1RK" decodes, they are necessarily bad. 2018-07-27 10:43:58 -04:00
Joe Taylor
91d0707eb6 Fix a quirk (aka "QU1RK") that can produce a callsign with an embedded blank. 2018-07-27 10:28:28 -04:00
Joe Taylor
789d2042bf Pass nContest value to hspec.f90. 2018-07-27 09:45:14 -04:00
Joe Taylor
adcffe3db4 Pass "nContest" value to ft8_decode.f90. 2018-07-27 09:30:00 -04:00
Joe Taylor
1a8605d21c Update the White Paper describing features of WSJT-X Version 2.0. 2018-07-26 12:17:13 -04:00
Joe Taylor
f7c02ec587 Code cleanup: remove several unused dummy arguments. 2018-07-25 15:19:57 -04:00
Joe Taylor
7ff366abe3 Code cleanup and improvement in the JT4 decoder. 
NB: should remove the present downsampling to 11025/2 Hz, which unnecessarily
limits the availabler range of Fx Freq ("nfqso" in the source code).
 2018-07-23 12:42:50 -04:00
Steve Franke
59f713ba76 The change committed to decodedtext.cpp fixes a crash that occurred when processing certain isync=2 decodes. Is this the right fix? Other changes are minor code cleanups. 2018-07-17 17:48:23 -05:00
Steve Franke
54b3541012 Merge branch 'integrate-77bit' of bitbucket.org:k1jt/wsjtx into integrate-77bit 2018-07-17 16:55:41 -05:00
Steve Franke
ab7c811552 Remove bcontest from ft8sim2.f90 so that it works. 2018-07-17 16:55:22 -05:00
Joe Taylor
e785d56a16 Draft White Paper on WSJT-X v2.0. 2018-07-12 13:25:12 -04:00
Joe Taylor
2c5dd053f3 Don't send "mygrid" where it's no longer needed. 2018-07-11 16:32:08 -04:00
Joe Taylor
542f85694c Remove some bcontest stuff associated with MSK144. 2018-07-11 14:42:48 -04:00
Joe Taylor
316e78133c Remove remaining traces of the "NA VHF Contest" checkBox. 2018-07-11 14:27:53 -04:00
Joe Taylor
14385611be Code cleanup related to "bcontest". Auto-seq now OK for new NA VHF Contest messages. 2018-07-11 10:13:42 -04:00
Joe Taylor
c1e71a46ef Remove more "bcontest" stuff from Fortrn code. 2018-07-10 15:32:59 -04:00
Joe Taylor
d95d2df5b6 Old-style "NA VHF Contest" mode removed from all Fortran routines. 2018-07-10 15:09:42 -04:00
Steve Franke
a379af5472 Update todo list. 2018-07-09 07:07:49 -05:00
Steven Franke
e7b19b29b0 Screen out FT8 decodes with excessively large number of hard errors. These are almost certainly undetected errors. 2018-07-08 13:29:12 +00:00
Steven Franke
8eb58a47ba Fix a problem in ldpcsim174_91.f90. 2018-07-08 13:19:22 +00:00
Steven Franke
d6cf3dc89f Screen MSK144 decodes and reject if more than 18 hard errors were 'corrected'. These are almost certainly undetected errors. 2018-07-08 12:53:23 +00:00
Joe Taylor
8a8e407ca0 Check range of isec. Need a better solution? 2018-07-07 17:39:20 -04:00
Steve Franke
e3594a2a04 More fixes related to MSK144 changeover. 2018-07-07 12:57:16 -05:00
Steve Franke
a9bb1924f9 Change a message length from 22 to 37 chars. 2018-07-07 12:10:02 -05:00
Steve Franke
b691ad6351 Merge branch 'integrate-77bit' of bitbucket.org:k1jt/wsjtx into integrate-77bit 2018-07-07 10:36:08 -05:00
Steve Franke
fd0ad33028 MSK144: Wholesale changeover to (128,90) code with 77-bit messages. Compiles and doesn't crash, but communication between two instances has not been tested. 2018-07-07 10:35:59 -05:00
Joe Taylor
cb9b39b13c Add some comments; clean up a qDebug() output. 2018-07-07 10:59:39 -04:00
Steve Franke
cbf8b35b8d Merge branch 'integrate-77bit' of bitbucket.org:k1jt/wsjtx into integrate-77bit 2018-07-07 09:45:00 -05:00
Steve Franke
622ed4a3ab Working toward whole-hog switchover to new LDPC code with 77 bit messages in MSK144. 2018-07-07 09:44:52 -05:00
Joe Taylor
eb0f9b702d Merge branch 'integrate-77bit' of https://bitbucket.org/k1jt/wsjtx into integrate-77bit 2018-07-07 09:55:46 -04:00
Joe Taylor
d3c9d29214 Fix a bug in split77. 2018-07-07 09:54:34 -04:00
Steve Franke
42f75bf404 Fix graymap. 2018-07-07 08:18:31 -05:00
Steve Franke
5948b671eb Still working on getting c++/fortran interface right. 2018-07-06 18:14:56 -05:00
Joe Taylor
00029c1910 Merge branch 'integrate-77bit' of https://bitbucket.org/k1jt/wsjtx into integrate-77bit 2018-07-06 13:04:35 -04:00
Joe Taylor
c5d61f4cf4 Now able to generate 72-bit or 77-bit messages. 2018-07-06 12:52:39 -04:00
Steve Franke
60de25d9e6 Update the todo list. 2018-07-06 09:52:48 -05:00
Joe Taylor
4bfdf1e56d Merge branch 'integrate-77bit' of https://bitbucket.org/k1jt/wsjtx into integrate-77bit 2018-07-05 16:52:27 -04:00
Joe Taylor
af7f1af22b Update the ToDo list. 2018-07-05 16:51:52 -04:00
Steve Franke
b83b66e665 Changed genft8 and related routines to accept 37 char message and return 37 char msgsent. For now, in mainwindow, just copy the 22 char message into message37. 2018-07-05 15:32:04 -05:00
Joe Taylor
e5e81e01fb Make packjt77 into a module; move all its routines into file packjt77.f90. 2018-07-05 14:07:17 -04:00
Joe Taylor
0462008e15 Fix a few more issues with hashed callsigns. 2018-07-05 13:20:31 -04:00
Joe Taylor
641db21672 Fix several problems with the use of hash codes for compound or goofy callsigns. 2018-07-05 11:15:06 -04:00
Steve Franke
4b8ea3ef45 Wire up the 'Decode only 77-bit messages' checkbox. 2018-07-05 07:51:10 -05:00
Steve Franke
ed92d5a86c SNR estimator is broken for isync=2 messages, due to different signal normalization. For now, go back to SJF's old signal/(noise+interference) estimator. 2018-07-04 16:58:24 -05:00
Steve Franke
a448dc5640 Use 37 character message for de-duping. Comment out some code that needs to be updated to work with new message type. 2018-07-04 16:20:12 -05:00
Steve Franke
50d8945bca Fix up Usage message for ft8sim2. 2018-07-04 12:41:43 -05:00
Steve Franke
d70e3dbb26 Fix some problems in ft8sim2.f90. 2018-07-04 10:38:10 -05:00
Steve Franke
df652e383b More progress on making ft8sim2 and ft8b_2 encode and decode all message types. For now, decoder.f90 is hardwired to always print 37 characters. 2018-07-04 10:15:01 -05:00
Steve Franke
91388f8ba2 Create a separate simulation program, ft8sim2, for New Style 77 bit messages. Hashes are not handled yet. Needs more testing. 2018-07-04 09:52:39 -05:00
Steve Franke
24f4792b23 Fix incorrect reference to extract77 - should have been unpack77 2018-07-03 15:59:24 -05:00
Steve Franke
c4e6a310aa Turn off ap symbol generation for type 2 messages. This needs to be completely reworked once basic functionality is established. 2018-07-03 15:49:39 -05:00
Steve Franke
57ebc30369 Call the new extract77 in ft8b_2. Define msg37 and msgsent37 to replace their 22-bit predecessors. 2018-07-03 15:34:39 -05:00
Steve Franke
bb12c7424d Module packjt77.f90 includes the 77bit utility programs called by pak77 and unpack77. Modify genft8_174_91.f90 to generate type 2 messages. 2018-07-03 15:08:38 -05:00
Steve Franke
cf64cad091 Send m_i3, m_n3, m_isync from mainwindow to genft8.f90 and use these to determine the type of generated message, according to the scheme described in lib/77bit/NewCode.txt. 2018-07-03 14:37:50 -05:00
Joe Taylor
d6493a62fa Merge branch 'integrate-77bit' of https://bitbucket.org/k1jt/wsjtx into integrate-77bit 2018-07-03 14:18:55 -04:00
Joe Taylor
854a7f2a5c NewCode.txt describes some necessary code additions. 2018-07-03 14:17:49 -04:00
Steve Franke
9295726931 Fix the sign of i3 when trying to subtract a type message. 2018-07-03 11:24:42 -05:00
Steve Franke
385cda8e01 Comment out a debug message. 2018-07-03 11:17:21 -05:00
Steve Franke
3f897225fe genft8 now looks at sign of n3 and i3. If either sign is negative, generate a type 1 (classic) message. Otherwise generate type 2. Type 1 seems to work. Type 2 does not yet work. 2018-07-03 11:10:47 -05:00
Steve Franke
cf7a2eded5 Merge branch 'integrate-77bit' of bitbucket.org:k1jt/wsjtx into integrate-77bit 2018-07-03 09:50:25 -05:00
Steve Franke
91b7544ba1 More progress toward switching to (i3,n3). wsjtx runs without crashing now. 2018-07-03 09:49:11 -05:00
Joe Taylor
2c0286f301 Merge branch 'integrate-77bit' of https://bitbucket.org/k1jt/wsjtx into integrate-77bit 2018-07-03 10:40:18 -04:00
Joe Taylor
2963e8c19a Add a m_config.bNoSpecial() function. 2018-07-03 10:38:50 -04:00
Steve Franke
c39dd63f79 Send (i3,n3) from mainwindow to genft8. First steps at interpreting (i3,n3) to send itype=1 for classic messages and itype=2 otherwise. Very buggy at this stage. 2018-07-03 09:28:16 -05:00
Joe Taylor
d6c0d1d878 Add a To Do list -- always subject to revision! 2018-07-03 08:26:16 -04:00
Steve Franke
5fc4fe6eda Fix an off-by-one error. Remove attempt to refine DT estimate using polynomial interpolation. 2018-07-02 16:13:27 -05:00
Steve Franke
acb25dd13c Merge in K1JT's 77bit message code. 2018-06-30 15:47:33 -05:00
Steve Franke
26de3219d3 Fix an off-by-one problem. 2018-06-30 14:56:19 -05:00
Joe Taylor
251b2c6ce9 Fix bugs for several more edge cases. 2018-06-29 20:11:24 -04:00
Joe Taylor
023b76400b Add a few more test messages. 2018-06-29 13:36:05 -04:00
Joe Taylor
2da8f51fc2 Fix bugs for a few edge-case messages. Add some test files. 2018-06-29 12:02:29 -04:00
Joe Taylor
18a839963f Change to 12-bit hash in msg type 4, to accommodate CQ calls. 2018-06-28 15:26:54 -04:00
Joe Taylor
190aef8a36 Add column headings for encode77. 2018-06-28 14:12:05 -04:00
Joe Taylor
5465abaa72 Make encode77 default to reading from "messages.txt". 2018-06-28 13:17:32 -04:00
Joe Taylor
4946d01edb Put <...> around callsign recovered from hash table. 2018-06-28 13:07:01 -04:00
Joe Taylor
1d0ffcfdca Change 24-bit hash to 22-bit hash. 2018-06-28 11:48:42 -04:00
Joe Taylor
0b8d2b620f Rename a data file. 2018-06-27 20:33:17 -04:00
Joe Taylor
7a855f1fd5 Correct several minor bugs. 2018-06-27 20:19:48 -04:00
Joe Taylor
617b0bffc8 Nearly finished with pack77/unpack77. 2018-06-27 16:41:58 -04:00
Steve Franke
83d81bdcd2 Streamline the sequence detector code. 2018-06-27 15:11:39 -05:00
Joe Taylor
983cd3f31c More additions to pack77/unpack77 routines. 2018-06-27 15:07:04 -04:00
Joe Taylor
c007b0f4cd Add a file with wide variety of test cases for pack28/unpack28. 2018-06-27 11:23:27 -04:00
Joe Taylor
d4784ef7dc More work on pack28/unpack28, and a test28 program. 2018-06-27 11:08:39 -04:00
Steve Franke
229ee09b99 Minor code cleanup. 2018-06-27 09:55:34 -05:00
Joe Taylor
12e0def237 Implement special tokens CQ, DE, QRZ, ... in pack28/unpack28. 2018-06-27 08:57:13 -04:00
Joe Taylor
acd6d5cab9 Fix some bugs for more varied example messages. 2018-06-26 21:00:53 -04:00
Joe Taylor
c75a270872 Finish decoding of Types 1 and 3 (except for rpt/RRR/RR73/73). 2018-06-26 16:47:16 -04:00
Joe Taylor
b0636b561b Basic function for message Types 0.0-0.5 and Type 1. 2018-06-26 16:34:38 -04:00
Joe Taylor
9d5a2e6f5a Through type 0.3. 2018-06-26 15:20:39 -04:00
Joe Taylor
9ccb96397d source-encode/decode of 77-bit messages OK through type 0.3. 2018-06-26 15:13:15 -04:00
Joe Taylor
2006fde28c Completed pack77/unpack77 through message Type 0.2. Still more to do! 2018-06-26 13:55:12 -04:00
Steve Franke
03abada09b More progress on sequence demodulator. Can now do nsymb=1,2, and/or 3. 2018-06-26 11:11:58 -05:00
Joe Taylor
0adcfc667f Add files for source encoding and decoding of 77-bit messages. 2018-06-26 08:33:13 -04:00
Steve Franke
7684bd0e78 Work toward a generalized sequence detector for nsymbols=1, 2, or 3. Works for nsymbol=3, but not yet for nsymbol=1, or 2. 2018-06-25 17:01:34 -05:00
Joe Taylor
bd5aec3f31 More tweaks to description of 77-bit message types. 2018-06-23 15:15:10 -04:00
Joe Taylor
539ec3d465 test 2018-06-23 12:15:47 -04:00
Joe Taylor
35b53766cb Add info on 28-bit integers used for standard callsigns. 2018-06-23 11:54:40 -04:00
Joe Taylor
7266d407ff Amended rules for 77-bit message types. 2018-06-22 16:36:14 -04:00
Steve Franke
0f5759270e Added 2-symbol sequence detection for proof-of-concept tests. 2018-06-22 11:20:28 -05:00
Joe Taylor
f962caace4 Implement a valid scheme for computing S/N in JT4 mode. 
(cherry picked from commit f8bb7f4477)
 2018-06-21 23:25:36 +01:00
Joe Taylor
2edcebef40 Further progress toward defining the 77-bit message types. 2018-06-21 15:38:08 -04:00
Joe Taylor
96f3fa5810 Add directory 77bit and its contents. 2018-06-21 10:51:19 -04:00
Joe Taylor
f8bb7f4477 Implement a valid scheme for computing S/N in JT4 mode. 2018-06-18 13:41:26 -04:00
Steve Franke
3f8c218ebe Make changes to ft8b_2.f90 to accommodate the new 77-bit in/out encoding/decoding routines. With these changes, WSJT-X decodes (174,91) frames. 2018-06-17 12:11:32 -05:00
Steve Franke
1a31e5b2d6 For (174,91) code, move CRC generation and testing into encode and decode routines. Make ldpcsim174_91.f90 work with the new encode/decode routines. 2018-06-17 08:44:10 -05:00
Steve Franke
2cdb164446 Move CRC13 creation into encode128_90.f90 and CRC checking into bpdecode128_90.f90. 2018-06-16 16:42:02 -05:00
Steve Franke
e16e78790a Create chkcrc13a.f90. Should chkcrc12a, chkcrc13a, and chkcrc14a be combined into one routine? 2018-06-16 09:04:51 -05:00
Steve Franke
c18338b83b Fix the calculation of symbol error probability. 2018-06-16 09:03:32 -05:00
Steve Franke
6846964170 Add 'code b' - a better (128,90) code. Code b has irregular column weights - 80% weight 3 and 20% weight 4. 2018-06-14 15:38:58 -05:00
Joe Taylor
67b5c80e1a Update the contest ideas. 2018-06-14 11:31:16 -04:00
Steve Franke
1aeaa1715b Fix up ldpcsim144 for comparisons with ldpcsim128_90. 2018-06-14 09:59:49 -05:00
Steve Franke
5da3986f0a More work on (128,90) code. ldpcsim128_90 works now. 2018-06-14 09:30:41 -05:00
Joe Taylor
0344c14f99 Add the white paper digi-contest.txt. 2018-06-14 10:14:30 -04:00
Steve Franke
3ac119fb99 Progress toward a working ldpc128_90 simulator. Compiles, but does not yet work. 2018-06-13 11:34:00 -05:00
Steve Franke
41920af89a Add routines that will implement 77-bit messages for MSK144. Initial tests will use a (128,90) code. 2018-06-13 09:40:04 -05:00
Steve Franke
9b63fe6ac7 Fix a bug in ldpcsim144 so that nerrhisto.dat is calculated and printed. 2018-06-12 16:00:06 -05:00
Steve Franke
a5837bd5c7 AP decoding now works for type 2 frames. Also cleaned up and simplified AP implementation in ft8b_2. 2018-06-11 15:10:44 -05:00
Steve Franke
6fe9e8f860 Remove the need to re-order the parity-check matrix columns for compatibility with the generator matrix. Redefine the codeword to have the form [91 message bits|83 parity bits]. 2018-06-09 13:05:11 -05:00
Steve Franke
68beed88a7 Change to Gray bit to symbol mapping for (174,91) messages. 2018-06-08 16:21:21 -05:00
Steve Franke
a3d9cf8bcd Fix a bug that could cause all log-likelihoods to be NaN in some cases. 2018-06-07 14:24:35 -05:00
Steve Franke
a0db6a8a08 Disable AP passes for type 2 frames, for now. Write some diagnostics to lun 81. 2018-06-07 11:40:25 -05:00
Steve Franke
b84602d059 Zero the apsymbols for type 2 frames, for now. 2018-06-06 11:28:44 -05:00
Steve Franke
a23e2b6f8b Fix a bug that caused some second-decoding-attempt log-likelihoods to become NaN. 2018-06-06 11:21:00 -05:00
Steve Franke
badc639777 Fix a bug in sync8d.f90. Switching between Costas arrays should work now. 2018-06-06 10:59:49 -05:00
Steve Franke
48b60eab71 Make two sync passes, one for each sync array. Label candidates with their type and decode accordingly. 2018-06-05 16:44:52 -05:00
Steve Franke
772b1bd5fa ft8sim can now generate old (174,87) or new (174,91) frames. Frame type is selected using the itype command line parameter. 2018-06-05 08:40:00 -05:00
Steve Franke
86a5ae6596 costasxcorr is a Gnu Octave script that calculates the cross correlation between Costas arrays. 2018-06-04 14:06:14 -05:00
Steve Franke
c4ee0a2b41 Replace all references to code a with references to code c. 2018-06-04 08:04:22 -05:00
Steve Franke
689711ff1f Add definitions for a new and improved (174,91) code - called code c 2018-06-04 08:04:22 -05:00
Steve Franke
01a380084d Changes to make it easier to test different codes. 2018-06-04 08:04:22 -05:00
Steve Franke
358081f280 Changes necessary to build ldpcsim174_91.f90. 2018-06-04 08:04:22 -05:00
Steve Franke
87f5510999 ldpcsim174_91 now works 2018-06-04 08:04:22 -05:00
Steve Franke
84c153f9a9 Really add the new encoder and decoders. 2018-06-04 08:04:22 -05:00
Steve Franke
7a228d8f7d Starting to implement a (174,91) code. 2018-06-04 08:04:22 -05:00
Steve Franke
aeee9b62bb Hack CMakeLists.txt so that repo will build. 
Modify CMakeLists.txt so that wspr5sim, wspr5d build.
 2018-06-04 08:04:22 -05:00
Bill Somerville
03df5baaa0 Deal with strict interpretation if ISO C interop in recent GCC Fortran 
Cast C char array type to Fortran character string using TRANSFER.

git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8666 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-05-19 20:41:27 +00:00
Steven Franke
75111eef66 Bring some simulation tools up to date. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8664 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-05-18 15:04:15 +00:00
Joe Taylor
70768618b8 Correct typo in a comment. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8663 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-05-17 18:32:11 +00:00
Joe Taylor
58939ce011 More changes to accommodate Hounds with compound calls. Fox CQs only every 4 Tx sequences. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8651 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-05-09 17:18:08 +00:00
Joe Taylor
1f9b538232 Allow Fox to work Hounds with compound calls. Needs more testing! 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8650 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-05-09 14:22:19 +00:00
Joe Taylor
58731f8caa LU=19 shound be opened even if nagain is true; otherwise it will try to write in the exe directory. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8646 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-05-01 17:14:21 +00:00
Steven Franke
d99129e196 Add an @nnnn example to the jt49sim usage message. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8645 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-04-29 15:06:57 +00:00
Steven Franke
8149fe24be More work on block detection for dpsk. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8644 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-04-28 22:18:19 +00:00
Steven Franke
073d7d01c9 Remove debug statement so that jt4 files can be simulated. Thanks Roger, W3SZ. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8643 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-04-28 13:00:26 +00:00
Joe Taylor
be8c837d85 New simulator jt49sim, replaces both jt4sim and jt9sim. Fix the S/N estimates made for slow/wide JT9 submodes. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8639 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-04-25 17:24:58 +00:00
Steven Franke
cfcec4d02f Add a rudimentary decoder for dpsk test mode. Hardwired sync only so far. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8637 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-04-24 16:37:29 +00:00
Joe Taylor
79b04fa658 Fox's Reset now clears the arrays of hound callers. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8635 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-04-24 14:15:13 +00:00
Steven Franke
bd0d414365 More work on a simulator for dpsk with root-raised-cosine pulses. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8632 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-04-22 19:51:31 +00:00
Steven Franke
92a45a68c6 More work on dpsk simulator. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8611 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-04-13 00:26:47 +00:00
Steven Franke
8772a101dc Add some development routines. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8604 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-04-08 17:07:08 +00:00
Steven Franke
1f9d73963b Update wsprcpm simulator and decoder. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8603 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-04-03 14:55:55 +00:00
Joe Taylor
d0db3f74d6 Further improvements for decoding drifting JT65 signals. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8601 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-04-02 18:57:08 +00:00
Joe Taylor
e7e1b3c3cc Further improvements for decoding drifting JT65 signals. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8600 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-04-02 18:07:56 +00:00
Joe Taylor
6d70acef57 Improve AFC action for JT65, especially submodes B and C. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8599 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-04-02 17:24:18 +00:00
Steven Franke
67a41a9f1d Add some simulation tools for binary cpm with sequence detection. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8586 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-03-22 14:21:39 +00:00
Steven Franke
2786c20ba2 Add support for a rate 1/3 (204,68) code. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8585 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-03-22 14:20:07 +00:00
Steven Franke
8b164ba17f Add crc14.cpp 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8584 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-03-22 14:18:14 +00:00
Steven Franke
3bb0ec9c78 Minor updates to osd300.f90 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8583 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-03-22 14:04:17 +00:00
Steven Franke
29c60f5f42 Update a development tool. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8582 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-03-22 14:00:27 +00:00
Joe Taylor
dc8e210664 Permit Hounds with a compound callsign to call Fox. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8566 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-03-16 18:56:29 +00:00
Joe Taylor
00850ba488 Fix minor formatting alignments, etc. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8547 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-03-09 13:26:06 +00:00
Joe Taylor
3a8b2085eb Update a copyright notice. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8544 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-03-07 16:20:40 +00:00
Steven Franke
e0e13e1778 Edit some comments. No functional changes. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8530 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-02-24 21:40:47 +00:00
Steven Franke
0ce5de0f28 Another round of tweaks to wsprd. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8500 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-02-12 01:13:03 +00:00
Steven Franke
0a21abd6bc Move wsprd_exp.c into wsprd.c. Change CMakeLists.txt so that it builds wsprd.c. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8497 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-02-11 21:36:52 +00:00
Steven Franke
e7077b4842 When called with -B, make second-pass the same as it was before block detection was introduced. This will be obtained with the Normal decode setting in WSJT-X. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8496 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-02-11 21:13:41 +00:00
Steven Franke
0829cdb98c Fix memory allocation error. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8494 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-02-11 19:06:31 +00:00
Steven Franke
4f96fbd1ca Use calloc instead of malloc with init loop. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8493 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-02-11 18:33:16 +00:00
Steven Franke
0eb941e082 Fixed numerous memory leaks in wsprd with the help of valgrind.. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8492 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-02-11 17:29:38 +00:00
Steven Franke
de2e6e1a2c Remove some unused variables. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8489 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-02-11 02:24:05 +00:00
Joe Taylor
8109155280 Implement "CQ n MyCall", to be used by Fox to invite calls from selected call area. 
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8485 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
 2018-02-08 21:33:41 +00:00