Jared Boone
2a2e65abad
Reserve length of AIS packet text std::string.
2015-12-03 20:34:30 -08:00
Jared Boone
3644bfd983
AISView displays list of most recent packets -- MMSI and name or call sign.
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Formerly scrolling console of packets.
2015-12-03 20:34:02 -08:00
Jared Boone
0cad2847f8
LogFile pass references to reduce code size a bit.
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Apparently the compiler isn't optimizing away copies in places I thought it would.
2015-12-03 14:08:06 -08:00
Jared Boone
bb3cb6f080
Push packet timestamping earlier in packet handling.
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Ideally, it'd get pushed back into baseband, and baseband would correct for the length of the packet (based on preamble/access code match timestamp minus preamble/access code duration) to give the exact time the packet started.
2015-12-03 14:04:20 -08:00
Jared Boone
0909cdb31e
AIS: Add MMSI type.
2015-12-02 22:39:05 -08:00
Jared Boone
ad22eab3d2
Fix ERT console lack of CRLF.
2015-12-02 14:12:35 -08:00
Jared Boone
bfcd25d857
LogFile puts timestamp before entry, CRLF after.
2015-12-02 14:05:25 -08:00
Jared Boone
76845c4335
Extract to_string_* functions from ui_widget.
2015-12-02 13:38:17 -08:00
Jared Boone
d8c59e2ce2
Zero pad years < 1000 to four digits.
2015-12-02 13:23:29 -08:00
Jared Boone
b8ee19f8e6
AIS: Large refactor to separate packet decode from UI/log formatting.
2015-12-02 12:16:39 -08:00
Jared Boone
4baf2a06f2
Move ais_baseband code to app_ais.
2015-12-02 09:31:14 -08:00
Jared Boone
57aed55cc7
Extract LogFile, add (dumb) logging to ERT, AIS apps.
2015-12-01 22:39:27 -08:00
Jared Boone
29f2d0e50a
Move app_spectrum_analysis.hpp code to .cpp.
2015-12-01 22:07:17 -08:00
Jared Boone
d15afc9f7d
Move app_analog_audio.hpp code to .cpp.
2015-12-01 22:04:04 -08:00
Jared Boone
11e8456da0
Move app_ert.hpp code to .cpp.
2015-12-01 21:59:47 -08:00
Jared Boone
4c3b557064
Move app_tpms.hpp code to .cpp.
2015-12-01 21:53:28 -08:00
Jared Boone
61dc25e132
Move more Manchester code from .hpp to .cpp.
2015-12-01 21:47:21 -08:00
Jared Boone
1aa1286ec1
Push app_ais.hpp code into .cpp.
2015-12-01 21:44:13 -08:00
Jared Boone
ac2b62a8a7
Extract "apps".
2015-12-01 21:30:52 -08:00
Jared Boone
519f8cfebc
Extract Manchester decoder, formatter.
2015-12-01 21:28:53 -08:00
Jared Boone
9a5655ad0e
Removed extra methods.
2015-12-01 21:27:51 -08:00
Jared Boone
eb10532931
Remove SD card statuc handler in ReceiverView.
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Wasn't doing anything useful, and probably won't.
2015-12-01 21:27:14 -08:00
Jared Boone
e9bf500bfc
Move ReceiverMode enum to receiver_model.hpp
2015-12-01 21:00:31 -08:00
Jared Boone
74d6518ea1
Rename AudioModel, AudioView to Analog*.
2015-12-01 20:55:36 -08:00
Jared Boone
c1d59b644d
Move baseband configuration to receiver mode classes.
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Factor out the terrible switch() and clean up redundant code.
2015-12-01 20:25:57 -08:00
Jared Boone
c0db15f3e5
Replace receiver mode ordinals with enum.
2015-12-01 19:52:48 -08:00
Jared Boone
f15716a06b
Move TPMS logging to file into TPMSModel class.
2015-12-01 17:42:52 -08:00
Jared Boone
f49cdfdd99
Refactor digital mode handlers into Model and View classes.
2015-12-01 17:29:54 -08:00
Jared Boone
ec977ccd05
Implement console "\n" -> crlf() behavior.
2015-12-01 17:28:22 -08:00
Jared Boone
32319ddf9f
Manchester decoder bounds checking.
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Return error symbol if reading past source data.
2015-12-01 16:05:23 -08:00
Jared Boone
8461b0c94e
Manchester formatting to next largest length in nibbles.
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Prior code insisted on next largest byte, for no good reason.
2015-12-01 15:50:07 -08:00
Jared Boone
c657ee3558
Clean up handling of bool -> int.
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C++ standard says false -> 0, true -> 1.
2015-12-01 15:45:59 -08:00
Jared Boone
641b972b3e
Type and name clean-up of Manchester formatter.
2015-12-01 15:41:51 -08:00
Jared Boone
7b9ba696e5
Reserve strings length before formatting Manchester data.
2015-12-01 15:36:09 -08:00
Jared Boone
810c65dd9c
Return Manchester formatted output in struct.
2015-12-01 15:31:59 -08:00
Jared Boone
d75f601b54
Manchester decoder into separate class.
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Now operates directly on data, doesn't make a new pair of data/error bitsets.
2015-12-01 12:05:42 -08:00
Jared Boone
426295b93e
Remove unnecessary Manchester decode operation.
2015-12-01 11:50:29 -08:00
Jared Boone
82ff45860e
Add basic ERT (OOK) utility meter reception.
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Extracted the Manchester formatting function for use in ERT, now also returns an indication of bits in error.
2015-12-01 11:24:48 -08:00
Jared Boone
0c36a74351
Add SD card status view to receiver UI.
2015-12-01 10:45:34 -08:00
Jared Boone
c70d95dcbe
Remove SDCardStatusMessage, replace with Signal, extract to separate files.
2015-12-01 10:38:35 -08:00
Jared Boone
600295f0db
Add Signal for callbacks within a process (code executing on one core).
2015-12-01 10:27:46 -08:00
Jared Boone
42104d217a
Broaden SD card status detail in message.
2015-11-29 15:50:58 -08:00
Jared Boone
5928086fd9
Simplify SD card mount status code.
2015-11-29 15:37:24 -08:00
Jared Boone
435824e9b5
Clean up buffer_t constructors.
2015-11-20 11:21:31 -08:00
Jared Boone
d96379dc9c
Remove extra semicolons.
2015-11-20 11:11:14 -08:00
Jared Boone
600a983d5c
Clean up complex<int16_t> -> complex<float> casting.
2015-11-20 11:01:41 -08:00
Jared Boone
85e984ed3b
Clean up complex<int8_t> -> complex<float> casting.
2015-11-19 12:42:35 -08:00
Jared Boone
060da5d227
Add ChannelDecimator decimate by 2 and no-shift options.
2015-11-19 12:24:20 -08:00
Jared Boone
ccd64f3cd9
Add function for c8->c16 decimate by two without fs/4 shift.
2015-11-19 12:20:20 -08:00
Jared Boone
8967f0eaa1
Move common matchers to PacketBuilder.
2015-11-16 10:33:50 -08:00
Jared Boone
9900c29283
Deepen BitPattern and BitHistory to 64 bits.
2015-11-16 10:33:08 -08:00
Jared Boone
4d6877ab15
Extract FieldReader to separate header so it can be reused.
2015-11-16 10:31:36 -08:00
Jared Boone
77199fb3dd
Add sdcDisconnect() to avoid HackRF mode entry crash if SD card is connected.
2015-11-13 10:55:52 -08:00
Jared Boone
6f09cf21f8
Move sdcStop() call to have symmetry with sdcStart().
2015-11-13 10:55:08 -08:00
Jared Boone
0a9da7a1d3
Store tuned frequency and modulation characteristics in TPMS log.
2015-11-11 11:56:50 -08:00
Jared Boone
8e4e33f74e
Don't show TPMS Manchester errors on LCD, truncate data to not wrap.
2015-11-11 11:56:20 -08:00
Jared Boone
19f352fa13
Log TPMS Manchester encoding errors.
2015-11-11 11:19:17 -08:00
Jared Boone
1770dff522
Finish object-izing Baseband and RSSI threads.
2015-11-11 10:54:36 -08:00
Jared Boone
4f82524e77
Another default constructor.
2015-11-11 10:30:35 -08:00
Jared Boone
d9106b6f44
Start object-ization of RSSI thread.
2015-11-11 10:11:37 -08:00
Jared Boone
19c89def75
Start to object-ize the baseband thread function.
2015-11-11 10:02:06 -08:00
Jared Boone
2c64454172
More constructor style clean-up.
2015-11-11 09:35:28 -08:00
Jared Boone
d02698a6de
Apparent bug where min/max aren't initialized from value inside the buffer bounds.
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The fix is less than ideal, it assumes that an incoming buffer length is always >= 1.
2015-11-11 09:30:15 -08:00
Jared Boone
ebf103363c
Constructor style clean-up.
2015-11-11 09:16:20 -08:00
Jared Boone
db416fd670
Basic TPMS logging to a SD card file.
2015-11-10 15:31:46 -08:00
Jared Boone
ed585d2c15
Enable FatFs string functions.
2015-11-10 15:30:43 -08:00
Jared Boone
987ea3555d
SD card detection and filesystem mounting.
2015-11-10 15:24:42 -08:00
Jared Boone
9f6c495fef
Add TPMS initial demodulator implementation.
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Right now, 2FSK, 19200 baud, +/-38400Hz deviation. No effort is made to check CRC/checksums or decode packets.
2015-11-10 15:19:56 -08:00
Jared Boone
6cdef7026d
Remove spectrum window-presum due to lack of code RAM.
2015-11-10 15:16:27 -08:00
Jared Boone
e6351ca066
Improve comment accuracy.
2015-11-10 15:11:19 -08:00
Jared Boone
99871dcb84
Move a few member variables to stack/constants.
2015-11-10 15:10:52 -08:00
Jared Boone
791b2a9762
Remove now-unused FSKConfiguration message.
2015-11-10 15:07:20 -08:00
Jared Boone
981c2fbfbd
Complete FSKProcessor's trip to being AISProcessor.
2015-11-10 15:04:38 -08:00
Jared Boone
111a5f10c0
Add some baseband constructors.
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Some of them I think I took out earlier...
2015-11-10 14:04:50 -08:00
Jared Boone
add6171410
Move BasebandStatistics from heap to stack.
2015-11-10 13:59:17 -08:00
Jared Boone
0789d50fdf
Rework BitHistory, BitPattern, PacketBuilder.
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Templatize PacketBuilder to optionally bit unstuff, and have flexible packet termination behavior.
2015-11-09 14:38:09 -08:00
Jared Boone
0b522abbc1
Rename AIS packet handler variables for consistency with spec.
2015-11-09 14:35:06 -08:00
Jared Boone
850c847bbf
Trap attempts to register more than one message handler at a time.
2015-11-09 11:57:38 -08:00
Jared Boone
47a3ffb15a
Insulate ui::Context a bit from its clients.
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Add accessor methods.
2015-11-09 11:56:40 -08:00
Jared Boone
85383e488b
std::fma not necessary with proper compiler options.
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std::fma isn't available on Ubuntu 15.04 arm-gcc, apparently. Hence my reviewing this code...
2015-11-08 16:33:32 -08:00
Jared Boone
5dcca89172
FSKProcessor: remove separate channel filter.
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RRC filter alone will do the trick!
2015-11-07 14:10:44 -08:00
Jared Boone
fc037c739a
Comment about correct MatchedFilter usage.
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Because the filter expects a combined translate/rotate and low-pass filter in the taps, the taps must be a multiple of the translate sinusoid period.
2015-11-07 11:27:31 -08:00
Jared Boone
9e694ce836
AIS decoding and really bad UI.
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The decoder needs a serious refactoring/decoupling.
The UI just dumps bits of the received packets into a console window, whcih scrolls too quickly in an AIS-dense area with a good antenna.
2015-11-06 13:53:04 -08:00
Jared Boone
a366b3ac4f
CRC class.
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Has some more efficient code, commented out because I was having trouble getting it to work. However, it may have been due to the particular data I was trying to decode and CRC-validate.
2015-11-06 13:49:59 -08:00
Jared Boone
ae225e8c3b
Further MatchedFilter optimization using algebraic identities and stuff.
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Can't stop premature optimization!!!
2015-11-06 09:40:05 -08:00
Jared Boone
100761481e
Fix inaccurate comment.
2015-11-06 09:40:05 -08:00
Jared Boone
3d5c8056d9
Premature optimization of MatchedFilter::shift_by_decimation_factor().
2015-11-06 09:40:05 -08:00
Jared Boone
4afcc83873
Mark MatchedFilter::is_new_decimation_cycle() as const.
2015-11-06 09:40:05 -08:00
Jared Boone
3c33e20156
Rename MatchedFilter::decimation_factor.
2015-11-06 09:40:05 -08:00
Jared Boone
7a59823211
Stop computing channel spectrum during FSK demod.
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Data is unused, as screen is displaying decoded packets.
2015-11-06 09:40:05 -08:00
Jared Boone
ddd34793a6
Default constructors and configure methods for baseband classes.
2015-11-06 09:40:05 -08:00
Jared Boone
5236a858d0
Change Field.read to const.
2015-11-06 09:40:04 -08:00
Jared Boone
a33aa26bf5
Change header guard name.
2015-11-06 09:40:04 -08:00
Jared Boone
51df92a05a
Rename baseband_ais -> ais_baseband.
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So that ais_baseband and ais_application filenames can be sorted near each other.
2015-11-06 09:40:04 -08:00
Jared Boone
26c23dc8a0
Use new FIR decimation in FSK demodulator.
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Reduces FIR calculation effort when output samples are skipped at FIR filter, not after.
2015-11-06 09:40:04 -08:00
Jared Boone
86b068be62
Early calculation to reduce pressure on registers.
2015-11-06 09:40:04 -08:00
Jared Boone
a074e7d8d8
Remove commented code.
2015-11-06 09:40:04 -08:00
Jared Boone
424c0eac3f
FIRAndDecimateBy2Complex: expose decimation_factor, bring work function into class.
2015-11-06 09:40:04 -08:00
Jared Boone
cde15e4271
Generalize fir_and_decimate_by_2_complex_fast.
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Permit decimation_factors other than 2.
Permit tap counts != 64 (but still must be multiple of 8).
Half the amount of tap memory required.
Performance is significantly degraded due to greater flexibility -- most likely due to separate sample buffer shift phase, instead of performing shift during output sample calculation.
2015-11-06 09:40:04 -08:00
Jared Boone
be78ed657f
Remove taps_count template arg for FIRAndDecimateBy2Complex.
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Use heap to allocate samples and taps buffers, so filters of different lengths can be supported.
2015-11-06 09:40:04 -08:00
