Jared Boone
4734790518
Rework phase detector.
...
Simplify calculation of gate masks.
Use entire symbol period to compute symbol value.
Correct error sign based on symbol value.
2016-06-01 15:22:21 -07:00
Jared Boone
36eefa46e7
Improve OOK phase advance algorithm.
...
Now independent of samples/symbol, adjusts up to 1/8 of a cycle per symbol.
2016-06-01 15:20:23 -07:00
Jared Boone
57767004a2
TPMS: Comments, more descriptive declarations.
2016-05-30 11:28:22 -07:00
Jared Boone
38b374506e
More TPMS variable/enum renaming.
2016-05-23 18:02:25 -07:00
Jared Boone
249e6ab21e
TPMS: Improve descriptiveness of pipeline component names.
2016-05-23 11:22:09 -07:00
Jared Boone
a4ddf786d4
TPMS: Move only FSK slicer and payload handler into .hpp.
2016-05-23 11:12:06 -07:00
Jared Boone
d81d879aac
Shrink understood TPMS packet payload sizes to minimum required.
2016-05-17 11:26:17 -07:00
Jared Boone
9e3ac94187
A bit more TPMS member variable renaming.
2016-05-17 11:24:33 -07:00
Jared Boone
ad554b28b5
Rename TPMS clock recovery, packet builders for accuracy.
2016-05-17 11:11:30 -07:00
Jared Boone
b82eff51dd
Refactor of capture buffer management between cores.
...
Instead of copying data into and out of FIFO, passing buffer pointers between cores that are sized to match preferred/ideal SD card write size.
2016-05-10 14:12:37 -07:00
Jared Boone
85a6ecd5dc
Missing "using namespace".
2016-05-10 11:02:42 -07:00
Jared Boone
1789868b8a
Track bytes from baseband and dropped when entering capture FIFO.
2016-04-27 10:40:50 -07:00
Jared Boone
d63136c52e
Remove unused StreamInput::written().
2016-04-27 10:32:29 -07:00
Jared Boone
d2cf129fd5
Retain CaptureConfig pointer in StreamInput.
2016-04-27 10:32:06 -07:00
Jared Boone
3e08318012
Pass CaptureConfig to StreamInput as pointer.
2016-04-27 10:31:37 -07:00
Jared Boone
91ee2dbb67
Move FIFO and write size to CaptureConfig structure.
...
Now configured from baseband, where write size and appropriate FIFO size is known.
2016-04-26 22:26:30 -07:00
Jared Boone
d5e21ce972
Use CaptureConfig to share state between cores.
...
Remove awful FIFO_HACK.
TODO: Lots of repeated code...
TODO: Capture thread is signalled too frequently.
2016-04-23 15:07:44 -07:00
Jared Boone
67eb62ec12
Provide AudioOutput::set_stream().
...
Assign when wanting to capture audio stream.
2016-04-23 14:55:59 -07:00
Jared Boone
051a63a222
Fix and clean up calculation of filter passband in capture mode.
2016-04-21 11:55:03 -07:00
Jared Boone
28ca45326d
Fix capture mode baseband_fs value.
2016-04-21 11:54:39 -07:00
Jared Boone
ec75c00da2
Add capture mode waterfall.
2016-04-13 11:09:18 -07:00
Jared Boone
60a0d5c469
Capture mode channel stats
2016-04-12 10:51:20 -07:00
Jared Boone
e85503cd81
Nascent support for OOK TPMS transponders.
...
Apparently, Subaru and GMC. No CRC or other validation, no attempt to interpret packet contents yet.
2016-04-11 11:53:17 -07:00
Jared Boone
dc16aa478f
OOK slicer, clock recovery classes.
2016-04-11 11:50:03 -07:00
Jared Boone
5558ca60d7
Enlarge capture buffers -- inter-core FIFO, SDC
2016-04-11 11:00:47 -07:00
Jared Boone
743dc9f542
Rough implementation of capture mode
2016-04-11 10:59:55 -07:00
Jared Boone
9eefd56410
StreamInput: notify other core every fourth of FIFO written.
2016-04-11 10:20:19 -07:00
Jared Boone
a5c2143ca8
Signal M0 when stream FIFO has another "chunk".
2016-04-11 10:20:19 -07:00
Jared Boone
0d8971cd7d
Use size of provided buffer for stream write.
2016-04-11 10:20:19 -07:00
Jared Boone
56e448d355
Track StreamInput bytes written
2016-04-11 10:20:19 -07:00
Jared Boone
f94938db8e
De-template FIFO.
2016-04-11 10:20:19 -07:00
Jared Boone
59f1a32566
Semi-naive audio recording to SD card.
2016-04-11 10:20:19 -07:00
Jared Boone
c01f2d82e1
Move TPMS taps to dsp_fir_taps.hpp.
...
Will soon use in proc_record.cpp.
2016-04-11 10:18:31 -07:00
Jared Boone
4ac2c540c9
Disable SDC "nice waiting" for performance.
...
Quick test indicates 4.5% better average write performance. No change in reads.
2016-04-10 17:24:28 -07:00
Jared Boone
b35a8c4501
Add TPMS signal_type.
2016-04-06 17:04:40 -07:00
Jared Boone
bf348cf30a
Move message handling loops to MessageQueue.
2016-02-27 21:07:11 -08:00
Jared Boone
6101ca36cd
Use unique_ptr for baseband_buffer.
2016-02-23 20:21:32 -08:00
Jared Boone
3493b7d1b7
Hide BasebandThread::baseband_processor.
2016-02-23 19:56:55 -08:00
Jared Boone
a1b9f4aa1b
Simplify, generalize, share int16_t taps copy function.
...
Also prevents compiler loop unrolling in non-critical code, for code size improvement.
2016-02-23 15:04:20 -08:00
Jared Boone
9c11fdf80c
Explicit std::function nullptr checks.
...
Eliminates std::function check which tries to "_ZSt25__throw_bad_function_callv", along with 816 bytes of extra code, including some locale/wlocale/moneypunct nonsense.
2016-02-23 13:30:41 -08:00
Jared Boone
0c29308eb9
Fix FM squelch.
...
Forgot to recalibrate when adjusting normalization of float/audio signal path.
2016-02-16 11:32:38 -08:00
Jared Boone
ef86848139
Change baseband floats to normalize at +/-1.0.
2016-02-14 12:38:50 -08:00
Jared Boone
a5ed3b20b4
Audio compressor makeup gain value was inverted. Oops.
2016-02-14 12:17:04 -08:00
Jared Boone
1cdeb1ca4e
Use audio compressor in AM/SSB receiver mode.
2016-02-13 11:19:32 -08:00
Jared Boone
9f4c8929ac
Audio compressor implementation.
2016-02-13 11:19:07 -08:00
Jared Boone
b0e76191d7
Simplify some silly math.
2016-02-10 11:23:41 -08:00
Jared Boone
d125a5c662
Remove "K" parameter from FIFO template.
2016-02-10 10:41:06 -08:00
Jared Boone
096e961c67
Remove ChibiOS registry, thread names.
...
Only useful for debugging, but even then not very visible or useful. Gained 256 bytes of code RAM.
2016-02-09 11:36:38 -08:00
Jared Boone
ae93d8ee58
Simplify RSSI/BB DMA, extract to ThreadWait class.
...
Also saved 688 bytes of code.
2016-02-09 10:41:19 -08:00
Jared Boone
aae1a953fc
Init matched filter output variable.
2016-02-06 16:24:14 -08:00