vk7js
27d1329ac7
Added a few prompts for M17 and DMR used on the UIMode screen but which do not need strings in the strings table as they are displayed in abbreviated form.
2022-10-28 08:30:46 +02:00
vk7js
2373d8374c
more string extraction. moved prompt_fm and prompt_dmr to string table as they are needed by the UI.
2022-10-28 08:30:46 +02:00
vk7js
fd5c5b4979
Got voice prompts code compiling. (certain blocks are commented out until we get codec2 decode figured out).
2022-10-28 08:30:46 +02:00
vk7js
901db10c87
Next round of changes to add literals to string table and voice prompt wordlists.
2022-10-28 08:30:46 +02:00
vk7js
bc5289453e
Round one of adding strings to string table and wordlists.
2022-10-28 08:30:46 +02:00
vk7js
10ddd88f69
Cleanup code to adhere more to coding standard.
...
Got it compiling.
2022-10-28 08:30:46 +02:00
vk7js
c0a04c5564
Adding voicePromptUtils.h/c which will contain the actual functions which call the building blocks to speak radio functions.
2022-10-28 08:30:46 +02:00
vk7js
cdda2a5b90
Added voice prompt for channel.
2022-10-28 08:30:46 +02:00
vk7js
af76afb521
Added vpQueueFrequency to speak frequency with proper handling of decimal place and addition of MHz.
2022-10-28 08:30:46 +02:00
vk7js
88619dc682
Refactored symbol handling to clean up code.
2022-10-28 08:30:46 +02:00
vk7js
1d7432ae3b
Reworked all symbols so that they can be processes via a lookup rather than by individual tests. Added more flags so we can optionally speak different categories of symbols.
2022-10-28 08:30:46 +02:00
vk7js
d5568b8ab3
Adding voice prompts skeleton.
2022-10-28 08:30:46 +02:00
vk7js
7e660f2fe8
Starting to refactor UI to use a string table in preparation for adding voice prompt support.
2022-10-28 08:30:46 +02:00
Silvano Seva
bf8a257c2b
Implemented reference counting inside codec2 management module, allowing for multiple calls of codec_init()
2022-10-28 08:30:46 +02:00
Silvano Seva
44abedce4c
Changed stack size of codec2 thread when running under linux to prevent stack smashing from codec2_decode. Stack size is set to the default value from the OS
2022-10-28 08:30:46 +02:00
Niccolò Izzo
58c1c3bbd6
Implemented circular buffer mode in linux output stream driver.
2022-10-28 08:30:46 +02:00
Niccolò Izzo
b3a861a47c
Usability improvements
...
Remove DMR from macro menu until we actually support it.
Remove print of M17 source callsign
Bank and channel visualization is more compact to make room for
additional data on a single screen.
Refactor mode screen to fit all data into a single screen.
2022-10-28 08:30:46 +02:00
tarxvf
37c9e0dbc3
macro menu mode change: catch invalid states
2022-10-18 14:07:48 +02:00
Niccolò Izzo
25d6c20ef0
Reorder macro menu functions
...
Swapped brightness and tone increase and decrease to be more intuitive.
2022-09-27 22:35:50 +02:00
Niccolò Izzo
5ff74aaaa7
Add FM tone decrease Macro
...
Reorganize macro menu buttons to enable tone decrease and eliminate
channel save as it was not yet implemented.
2022-09-27 22:35:50 +02:00
Niccolò Izzo
d395afd370
Fix missing splashscreen
...
Fix a bug where the splashscreen was not showing on radios with GPS
enabled.
2022-09-27 22:35:50 +02:00
Niccolò Izzo
6a9ce50f6b
Usability improvements
...
Remove DMR from macro menu until we actually support it.
Remove print of M17 source callsign
Bank and channel visualization is more compact to make room for
additional data on a single screen.
Refactor mode screen to fit all data into a single screen.
2022-09-27 22:35:50 +02:00
Silvano Seva
91d608cc6b
Small reorganization of threads and tasks
2022-09-08 09:11:00 +02:00
Silvano Seva
94baec6981
Changed the granularity of VFO frequency input mode from tens to hundreds: this reduces the number of digits to be inserted to seven and avoids the line to overflow towards the bottom
2022-09-02 07:54:32 +02:00
Silvano Seva
b5fc9b252d
Moved code of compensating filter for MDx PWM-based DAC to a dedicated class.
2022-08-28 12:17:04 +02:00
Silvano Seva
d11bb903b1
Made public the M17Modulator.stop() function, added macro to enable the transmission of an M17 EOT frame (disabled by default).
2022-08-28 12:00:36 +02:00
Jacob McSwain
fa33f15417
Implemented M17 EOT marker
2022-08-28 11:59:31 +02:00
Silvano Seva
a22aceb576
Reorganized code for M17 transmission: removed M17Transmitter class, use M17FrameEncoder to assemble LSF and data frames, modified API of M17Modulator class.
2022-08-28 11:59:31 +02:00
Silvano Seva
48cd81ee7c
Changed to 'static' some variables inside UI module
2022-08-28 11:49:10 +02:00
Silvano Seva
b26d783429
Small optimisation of UI management: perform an update and render of the graphics only when necessary
2022-08-28 11:49:03 +02:00
edgetriggered
ea6863e077
UI: Add Ubuntu font license text
2022-08-15 08:17:44 +02:00
edgetriggered
a5a0de1428
UI: Build time font selection
2022-08-15 08:17:37 +02:00
edgetriggered
e24007b743
UI: Add additional font, Ubuntu Regular
2022-08-15 08:12:16 +02:00
Silvano Seva
e2137eae23
Implemented CRC of persistent data (settings and VFO state) in MDx devices
2022-08-11 17:02:04 +02:00
Silvano Seva
84d66ca1b3
Changed parameters of ui_pushEvent(): now it accepts event type and payload instead of a single element, this cleans the code up a little bit
2022-08-10 18:05:02 +02:00
Silvano Seva
f1dbfbfe1f
Fixed compilation warnings
2022-08-04 22:22:56 +02:00
Silvano Seva
5ebdb36ffb
Resetting M17 frame decoder when demodulator transitions from unlocked to locked state
2022-07-22 22:54:57 +02:00
Silvano Seva
9c2091c060
Changed M17 RX behaviour so that received stream data is forwarded to codec2 decode only when a full valid LSF is received.
2022-07-21 22:14:55 +02:00
Silvano Seva
54af6bf429
Made decode functions in M17Viterbi class return the final decode cost
2022-07-21 22:03:48 +02:00
Silvano Seva
1bb574c4fa
Reorganised graphics module and moved graphics.h from interfaces to core folder
2022-07-18 21:30:43 +02:00
Silvano Seva
073440ef1a
Removed unnecessary build dependencies when project is being configured for linux target
2022-07-18 18:48:26 +02:00
Alain Carlucci
dea0ecbf29
fix double-free when codec_terminate is called multiple times
2022-07-17 22:28:03 +02:00
AlexandreRouma
bb5891aca5
Fixed setPixel swapping red and blue
2022-07-11 15:54:17 +02:00
Silvano Seva
844e0619e2
Fixed bug in check for M17 phase inversion causing MD3x0 UHF not to demodulate the signal anymore
2022-07-11 15:35:59 +02:00
Silvano Seva
eda835ee0b
Tightened locking conditions for M17 demodulator: now lock is acquired only when there is an exact syncword match (zero hamming distance)
2022-07-11 10:37:58 +02:00
Silvano Seva
fa58b99c9e
Fixed text blink in settings restore menu
2022-07-11 10:09:18 +02:00
Silvano Seva
7e8a960001
Fixed compiler warnings on MD-UV3x0 and MD-9600 targets
2022-07-10 09:23:37 +02:00
tarxvf
fc6849afb9
Fixed linux RTC driver to make it return UTC time instead of local one
2022-07-10 09:15:10 +02:00
tarxvf
111cb9e431
Fixed compiler warnings after signedness conversion of point_t
2022-07-10 09:14:41 +02:00
tarxvf
ac3c8ea711
Renamed sat_t data structure to gpssat_t, changed signedness of point_t coordinates from unsigned to signed.
...
rename sat_t to gpssat_t to avoid future name collisions
allow signed values in point_t to allow relative values
fix crash when attempting to 'draw' negative absolute pixel values (like when zooming a map)
2022-07-10 09:13:47 +02:00
Silvano Seva
54aa794bf8
Changed file extension of all C++ only header files from .h to .hpp
2022-07-09 18:22:36 +02:00
Silvano Seva
34c90c2485
Moved FIR filter class to a dedicated header file
2022-07-09 18:07:42 +02:00
Silvano Seva
22ce4d6925
Moved codeplug initialisation from state init function to main initialisation sequence
2022-07-02 10:47:19 +02:00
Silvano Seva
d39783af2f
Moved libc implementation of CPS I/O interface to drivers folder
2022-07-02 10:47:19 +02:00
Silvano Seva
5f40ceceb3
Added field to state data structure containing the current operating state of the device. Implemented clean shutdown of all the threads.
2022-07-02 10:47:19 +02:00
Silvano Seva
810daf7599
Reorganised system initialisation sequence, improved reactivity of UI and device threads
2022-07-02 10:47:19 +02:00
Silvano Seva
3a288769ba
Added the 'sleepUntil' API function to delays interface, allowing to put a thread in sleeping state until a certain absolute timepoint is reached
2022-07-02 10:47:19 +02:00
Silvano Seva
42569af38a
Improved GPS management routine
2022-07-02 10:47:19 +02:00
Silvano Seva
23a1a38a3a
Moved mutex for concurrent access to radio state inside state.h/.c, minimized the time spent with state mutex locked when updating the GPS data fields
2022-07-02 10:47:19 +02:00
Silvano Seva
101b33ce6b
Merged keyboard and UI threads, merged GPS and device threads.
2022-07-02 10:47:18 +02:00
Silvano Seva
4528e102a2
Moved the UI event queue inside the UI engine itself, UI FSM update now becomes a periodic task
2022-07-02 10:28:28 +02:00
Silvano Seva
fed368a4db
Fixed routine computing the battery charge level so that the returned charge value cannot be greater than 100%
2022-07-02 10:28:28 +02:00
Silvano Seva
40337e7c97
Removed radio model name from UI info page
2022-07-02 10:28:28 +02:00
Silvano Seva
2fc89bf583
Renamed 'HAS_GPS' and 'HAS_RTC' to, respectively, 'GPS_PRESENT' and 'RTC_PRESENT'
2022-07-02 10:28:28 +02:00
Silvano Seva
6d10f52b5b
Clean termination of all the threads on device shutdown
2022-07-02 10:28:28 +02:00
Silvano Seva
bc0c80edf6
Displaying of current heap usage in info page
2022-07-02 10:28:28 +02:00
Silvano Seva
52ead401bd
Reorganised GPS task to make it a non-blocking task to be called periodically
2022-07-02 10:28:28 +02:00
Silvano Seva
d16eb04696
Reorganised data structures and functions to manage date and time
2022-07-02 10:28:28 +02:00
Silvano Seva
45d919f50f
Reorganised GPS driver to allow for non-blocking acquisition of NMEA sentences
2022-07-02 10:28:28 +02:00
Silvano Seva
3cc5852ef3
Refactored keyboard thread by moving the keypad scan logic to a dedicated function inside input.h
2022-07-02 10:28:28 +02:00
Wojciech Kaczmarski
f1b1dc2034
Changed battery type for Module17 to BAT_NONE
2022-06-21 12:06:20 +02:00
Jeff Gustafson
1f56018e52
Added space character to UI text input mode.
2022-06-17 12:15:00 +02:00
Wojciech Kaczmarski
a5b7658878
Fixed bug causing the newline character to misalign text if "TEXT_ALIGN_CENTER" is used with multi-line strings.
2022-06-17 12:14:22 +02:00
Wojciech Kaczmarski
e5fbb77cd2
Fixed displayed voltage error
2022-06-12 11:52:17 +02:00
Silvano Seva
c966f82352
Fixed setting of battery voltage and transmission of PTT press signal from linux emulator shell
2022-06-09 23:02:38 +02:00
Silvano Seva
980fa32e73
Reorganised source code of linux emulator SDL engine
2022-06-09 22:48:41 +02:00
Silvano Seva
d2e0b7d940
Improved heap memory management in M17 modulator class
2022-06-05 12:27:25 +02:00
Silvano Seva
a1888ae19e
Improved heap memory management in M17 demodulator class
2022-06-05 12:24:43 +02:00
Silvano Seva
8b5b6ed571
Moved OpenRTX startup code from main.c to dedicated openrtx_init() and openrtx_run() functions in a separate source file.
2022-06-02 10:01:34 +02:00
Silvano Seva
316e588bc3
Updated copyright headers
2022-06-02 09:56:05 +02:00
Niccolò Izzo
521865f489
Fix bug in new cps code
...
Fixed some bugs in the write and insert functions of the new cps format
functions, currently available only on libc implementations.
Add unit test to ensure that no regressions happen.
TG-428
2022-06-01 16:05:36 +02:00
Niccolò Izzo
ae12a2126a
Implement codeplug read and write functions
...
Implemented remaining codeplug functions to read, write and insert
codeplug entries. Fix bugs in ui code. Add unit tests.
TG-428
2022-06-01 16:05:35 +02:00
Niccolò Izzo
dc250a25d6
Implement new codeplug interface
...
The new codeplug interface was implemented for linux and retrofitted to
all the existing OpenRTX platforms. Limited unit testing was also
implemented.
TG-428
2022-06-01 15:59:27 +02:00
Silvano Seva
cbd3922325
Cleanup and reorganisation of state header file, new OpenRTX CPS data structure
2022-06-01 15:04:17 +02:00
Silvano Seva
da22d6ff64
Separated interface for CPS loading from the non volatile memory one
2022-06-01 14:56:33 +02:00
Silvano Seva
c3cfaba4b2
Renamed zones into banks to align to M17 codeplug naming convention.
2022-06-01 14:56:22 +02:00
Silvano Seva
7ed4a64027
On MD-3x0 added a fixed gain of four to codec2 demodulated audio to compensate for the low output volume
2022-05-31 21:28:09 +02:00
Silvano Seva
4367db53d0
Added configuration of AT1846S registers for digital modes in MD-UV3x0 driver. In M17 mode handler forced signal phase inversion at demodulator side also for MD-UV3x0 devices
2022-05-31 18:19:57 +02:00
Silvano Seva
4d4ebae2f3
Added configurable phase inversion to M17 demodulator. Forced enabling of phase inversion for MD3x0 VHF radios.
2022-05-30 19:19:01 +02:00
Silvano Seva
bfa3494777
Fixed bug in M17 demodulator causing the M17Demodulator::getFrame() function to return the frame currently being processed instead of the fully demodulated one.
2022-05-27 21:49:33 +02:00
Silvano Seva
63f4c787c0
Moved helper functions for M17 Golay to a dedicated source file
2022-05-27 21:49:33 +02:00
Silvano Seva
1620889640
Reorganised main FSM inside M17 operating mode handler
2022-05-27 21:49:33 +02:00
Niccolò Izzo
6322cb49a4
Cleanup demodulator, improved quantization log
...
Unified offset and phase variable to reduce the chance of off-by-ones
between buffers. Improved logging on linux and module17 adding
quantization indices.
TG-81
2022-05-27 21:49:33 +02:00
Silvano Seva
46c988bdc2
Restoring priority level of output streams to PRIO_BEEP when the stream terminates, made M17Modulator::emitBaseband() wait for effective stream termination before returning when transmission stop is requested. Fixes #76
2022-05-27 21:49:33 +02:00
Silvano Seva
76be50db61
Improved debug log in M17 demodulator, changed trigger condition for log dump, re-enabled audio reproduction when logging.
2022-05-27 21:49:33 +02:00
Silvano Seva
4304013d62
Updated M17 demodulator debug logger: now log data is continously updated and dumped only in case of a missed sync after lock has been acquired.
2022-05-27 21:49:33 +02:00
Silvano Seva
ff7a28ff59
RingBuffer class: implemented eraseElement() function, rewritten the pop() function in a cleaner way, fixed a bug in the pop() function causing the not_full condition variable to be never rised.
2022-05-27 21:49:33 +02:00
Niccolò Izzo
29ad0830f0
M17 demodulation improvement
...
Add logging in syncword sweep, fix unsigned underflow bug,
fixed symbol average computation for quantization.
Do syncword sweep whenever available.
TG-81
2022-05-27 21:49:33 +02:00
Silvano Seva
d17d683b2d
M17 code cleanup pass: reorganised data type definitions and constants
2022-05-27 21:49:33 +02:00
Silvano Seva
5b27e6b692
Ensure proper termination of baseband sampling when M17Demodulator::terminate() is called.
...
Solves #74 .
2022-05-27 21:49:33 +02:00
Silvano Seva
7aff678069
Improved robustness of frame type detection, now based on minimum hamming distance between syncwords
2022-05-27 21:49:33 +02:00
Niccolò Izzo
115982d279
Add demod log script
...
Add script to receive the demodulated data from Module17/radio, to use
it you need to add in meson.build:12 the ENABLE_DEMOD_LOG define.
Build and flash into the platform, build and run scripts/get_demod_log,
turn on the radio, remember to turn of radio before you terminate
get_demod_log, print the output with
`scripts/plot_m17_demod_csv.py serial_demod_log.csv`.
TG-81
2022-05-27 21:49:32 +02:00
Niccolò Izzo
c987848382
Add syncword hot re-sync fix DC removal
...
DC removal filter had a bug that created weird positive spikes on
Module17, add a syncword hot re-sync to be able to correct small phase
errors that appear every five seconds more or less.
TG-81
2022-05-27 21:48:47 +02:00
Silvano Seva
1f77c2af6c
Reorganised logging inside M17 demodulator, logging is disabled by default.
...
On non-linux devices log data is printed on the serial port in raw binary format.
2022-05-27 21:48:47 +02:00
Silvano Seva
6be567a781
Implementation of a statically allocated ring buffer with blocking and non-blocking push and pop
2022-05-27 21:48:47 +02:00
Niccolò Izzo
ef61c532a3
Cleaned up quantization average
...
Now average is computed over all the syncword symbols, for each syncword
as a simple average.
TG-81
2022-05-27 21:48:47 +02:00
Niccolò Izzo
5fe5b0e578
Refactor M17 logging
...
Refactored logging functions to enable in-system logging on Module17 and
MDx radios.
TG-81
2022-05-27 21:48:47 +02:00
Silvano Seva
361308be16
Generator of pseudorandom binary sequence compliant with M17 specification
2022-05-27 21:48:47 +02:00
Silvano Seva
3988540b6c
Changed coefficients for the 41-tap, 24kHz RRC filter to have unitary input-output gain
2022-05-27 21:48:47 +02:00
Niccolò Izzo
c3c984d504
Add syncword fuzzy detection
...
Frame decoder now tolerates bit error in syncword, removed syncword type
detection in demodulator code.
TG-81
2022-05-27 21:48:47 +02:00
Silvano Seva
b998d3b78f
Modified time constant of DC removal high-pass filter to avoid a too high cut-off frequency when run with at fast sample rates
2022-05-27 21:48:47 +02:00
Silvano Seva
6b31a73f42
Corrected RRC gain and changed HR_C5000 modulation factor and input gain to have the correct 2.4kHz deviation when transmitting M17 with an MD3x0 radio
2022-05-27 21:48:47 +02:00
Niccolò Izzo
b1f2cb109f
Switch M17 Rx sample rate to 5SPS
...
Due to the RRC computation sometimes violating the timing constraints,
we switched the M17 demodulator to 5 samples per symbol (24KHz), thus
dividing the processing time by four ar the number of samples halves as
well as the number of taps of the RRC.
Minor adaptation on the code followed.
TG-81
2022-05-27 21:48:47 +02:00
Silvano Seva
e68b05d859
Fixed double free errors in M17 code, see #73
2022-05-27 21:48:47 +02:00
Niccolò Izzo
2d59658d60
Switch M17 Rx sample rate to 5SPS
...
Due to the RRC computation sometimes violating the timing constraints,
we switched the M17 demodulator to 5 samples per symbol (24KHz), thus
dividing the processing time by four ar the number of samples halves as
well as the number of taps of the RRC.
Minor adaptation on the code followed.
TG-81
2022-05-27 21:48:47 +02:00
Niccolò Izzo
63bd864674
Fix M17 Rx LED
...
Now LED turns on when a syncword is successfully detected, not just when
the correlation is sufficiently high.
TG-81
2022-05-27 21:48:47 +02:00
Niccolò Izzo
c4483edff0
Improve quantization strategy
...
Now quantization is performed by averaging syncword samples and dividing
the resulting threshold by a constant.
TG-81
2022-05-27 21:48:47 +02:00
Niccolò Izzo
2e7ed7a8f0
M17 demodulator further improvements
...
- Fix phase propagation across buffers
- Fix initial syncword offset detection
- Improve quantization algorithm
TG-81
2022-05-27 21:48:47 +02:00
Niccolò Izzo
7d1b89550e
Rewrite quantization algorithm
...
Quantization algorithm is now based on separate rolling averages for
positive and negative samples.
Merged csv outputs from syncword search and quantization on Linux.
TG-81
2022-05-27 21:48:47 +02:00
Niccolò Izzo
aa9fcc26b7
Remove useless DC bias in quantization
...
TG-81
2022-05-27 21:48:47 +02:00
Niccolò Izzo
d1651a702c
Add proper DC-bias removal, tuned EMAs
2022-05-27 21:48:47 +02:00
Silvano Seva
da5c453852
Implemented unpacking and decoding of M17 audio stream frames
2022-05-27 21:48:47 +02:00
Silvano Seva
beca0d2acc
Reorganised constants inside M17 demodulator class
2022-05-27 21:48:47 +02:00
Silvano Seva
77dfeef9e7
Implemented audio decoding functions in CODEC2 module
2022-05-27 21:48:47 +02:00
Silvano Seva
fda0fed5e7
Moved constant specifying sample rate for M17 baseband decoding from hwconfig.h files to M17Demodulator class
2022-05-27 21:48:47 +02:00
Silvano Seva
e5b5daba85
Moved state variables of PWM compensator and DC removal filter outside the function bodies to allow keeping their consistency among function calls
2022-05-27 21:48:47 +02:00
Mathis Schmieder
89c05a7332
Adjusted Module17 mic processing gain; interim-fix for DC offset removal
2022-05-27 21:48:47 +02:00
Silvano Seva
49e5486ea6
Parametric mic gain inside codec2 module
2022-05-27 21:48:47 +02:00
Silvano Seva
b144657257
Moved CODEC2 management to a dedicated module
2022-05-27 21:48:47 +02:00
Silvano Seva
4b8685b853
Changed gain and added an offset at tx RRC stage only for Module 17 to compensate for an hardware bug
2022-05-27 21:48:47 +02:00
Silvano Seva
4a3e31cd03
Fixed bug in M17 demodulator caused by the precedent code refactoring
2022-05-27 21:48:47 +02:00
Silvano Seva
d1b4973cc9
Fixed reset of DC bias on stream stop in Module 17 output stream driver, made parametric the gain of the RRC at modulator side
2022-05-27 21:48:47 +02:00
Silvano Seva
83020d4fa3
Increased priority of CODEC2 thread, this fixes glitches when generating M17 baseband signal
2022-05-27 21:48:47 +02:00
Silvano Seva
3d169484e9
Improved management of CODEC2 thread in M17 mode handler, now activated only when transmitting. Fixes a confict with RTX and MIC input streams causing the rtx thread to hang when PTT was pressed
2022-05-27 21:48:47 +02:00
Silvano Seva
54a89abcd0
Removed a printf left behind after debugging from M17 demodulator class and slightly cleaned up the code
2022-05-27 21:48:47 +02:00
Silvano Seva
c9a4bfb199
Cleanup and refactoring of M17 modulator class, now using output streams for baseband signal output
2022-05-27 21:48:47 +02:00
Silvano Seva
0df1dc4f7e
Extended output stream API to support also circular double-buffered mode, implemented output stream driver for MDx
2022-05-27 21:48:47 +02:00
Silvano Seva
5c90c19bea
Data conversion utilities
2022-05-27 21:48:47 +02:00
Silvano Seva
7891288030
Fixed compilation warnings generated by graphics.cpp
2022-05-27 21:48:47 +02:00
Silvano Seva
427c5f50b3
Made M17Demodulator::update() return a boolean indicating when a new decoded frame is ready
2022-05-27 21:48:47 +02:00
Niccolò Izzo
77aead675a
Improve runtime performance of M17 Demodulator
...
Tweaked the exponential moving average alpha factors to improve the
reactivity of the M17 demodulator.
TG-81
2022-05-27 21:48:47 +02:00
Niccolò Izzo
5ef145cd39
Add fuzzy syncword validation
...
Now syncword match is not exact but can tolerate up to two erroneous
bits.
TG-81
2022-05-27 21:48:47 +02:00
Niccolò Izzo
ca49b306b9
Update constants for M17 demodulation
...
Constants were updated to increase performance based on baseband sample
collected with Module17.
TG-81
2022-05-27 21:48:47 +02:00
Niccolò Izzo
2d8c696a09
Complete M17 demodulator implementation
...
Make quantization work also on DC offset signal
Add samples plot code
Fix bug in buffer wrap around
Fix oob memory access in M17 modulator
Update tests with DC offset signal
Switch to 48KHz sample rate for Module17 and MD380
Add DC biasing script
TG-81
2022-05-27 21:48:46 +02:00
Niccolò Izzo
f9c23452bc
Add plotting function to graphics library
...
Added plotting function to graphics library which is native C++, so
refactored the graphics source file to allow that, consequently adapted
the hwconfig header files to be included also in C++ sources.
Propagated compile flags also to C++ sources, including asan what was
previously disabled for C++ compilation units.
TG-81
2022-05-27 21:48:46 +02:00
Niccolò Izzo
ae26cca46f
Remove SPS
...
Now M17_SAPLES_PER_SYMBOL is computed dinamically from sample rate.
TG-81
2022-05-27 21:48:46 +02:00
Niccolò Izzo
a091bca35f
M17 Demodulator bugfixes
...
Fixed several bugs in the M17 Demodulator code.
TG-81
2022-05-27 21:48:46 +02:00
Silvano Seva
d2c7be9cc8
Fixed bug affecting LSF reassembling from LICH segments inside M17 frame decoder class
2022-05-27 21:48:46 +02:00
Silvano Seva
35c1f062c6
Implementation of M17 frame encoder
2022-05-27 21:48:46 +02:00
Silvano Seva
82dd0a63f1
Clarification of naming: renamed DATA_SYNC_WORD to STREAM_SYNC_WORD and Audio_puncture to DATA_PUNCTURE
2022-05-27 21:48:46 +02:00
Silvano Seva
25087b0e02
Removed BUF_CIRC from the possible buffer management modes for an input audio stream
2022-05-27 21:48:46 +02:00
Silvano Seva
5fbd39959c
Implementation of M17 frame decoder
2022-05-27 21:48:46 +02:00
Silvano Seva
49bd8ee2f4
Reorganised internal structure of M17LinkSetupFrame class, renamed M17Frame to M17StreamFrame and reorganised its structure
2022-05-27 21:48:46 +02:00
Silvano Seva
c73aa92305
Reorganised M17LinkSetupframe and M17Frame classes, encapsulating structs defining their internal data structure
2022-05-27 21:48:46 +02:00
Silvano Seva
8f63d349a2
Temporarily deactivating M17 demodulator until fully debugged as it makes the radio crash
2022-05-27 21:48:46 +02:00
Niccolò Izzo
7a9bbfcaf2
Demodulator bugfix
...
Fix several bugs in the demodulator code, tipycally sign errors.
2022-05-27 21:48:46 +02:00
Niccolò Izzo
1a9b3c4168
Implement M17 demodulator logic
...
Implemented frame wrapping logic and demodulator loop.
2022-05-27 21:48:46 +02:00
Silvano Seva
963fbdc141
M17 mode handler: calling demodulator update function when in RX mode
2022-05-27 21:48:46 +02:00
Niccolò Izzo
d22948a096
Fix naming error
...
Replaced FM with OPMODE_FM and DMR with OPMODE_DMR.
2022-05-27 21:48:46 +02:00
Niccolò Izzo
5bf4df75ba
Fine tune demodulator to OpenRTX M17 baseband
...
Fine tuned M17 demodulator with code generated from OpenRTX itself.
TG-81
2022-05-27 21:48:46 +02:00
Niccolò Izzo
4b498689f5
Replace RRC filter taps, update M17 testsuite
...
RRC filter taps have been replaced with the ones generated by Wojciech,
a new baseband for the M17 demodulation testsuite has been generated,
using OpenRTX itself and some further minor changes.
TG-81
2022-05-27 21:48:46 +02:00
Niccolò Izzo
3163dd49d7
Add M17 demodulator code and tests
...
Added implementation of the M17 4FSK demodulator, including clock
recovery, phase detection, and quantization algorithms.
A testsuite is also included to do regression testing against a
reference baseband pre-generated and the corresponding reference
bitstream.
A 1% BER is still present due to a fault likely in the RRC filtering,
since the eye diagram of the filtered stream is bad.
TG-81
2022-05-27 21:48:46 +02:00
Silvano Seva
396f66a1f3
Implementation of M17 Viterbi decoder and associated unit test
2022-05-27 21:48:46 +02:00
Niccolò Izzo
3aeade6c1f
Clarify M17 modulator constant naming
...
Further clarify modulator constant naming for sample rate and frame
lengths, to distinguish between demodulator values.
2022-05-27 21:48:46 +02:00
Niccolò Izzo
6588a6718e
Add M17 namespace in M17 related source files
...
Now M17 source files reside in the M17 namespace, the OPMODE_ prefix
was added to all opmode enums to avoid a name clash.
2022-05-27 21:48:46 +02:00
Niccolò Izzo
876cb87d57
Move rrc filter into separate compilation unit
...
By moving the rrc filter into a separate compilation unit with its own
header file, we can use it both in the modulator and in the demodulator.
2022-05-27 21:48:46 +02:00
Niccolò Izzo
c648ffe377
Add draft of M17Demodulator class
2022-05-27 21:48:46 +02:00
Silvano Seva
8a3643ad3a
Implementation of Golay(24,12) decoder, reimplemented Golay(24,12) encoder using generator matrix, unit test for Golay(24,12) encoding and decoding routines
2022-05-27 21:48:46 +02:00
Silvano Seva
a3b7b490d4
Fixed jitter in M17 baseband signal generation
2022-05-27 21:48:46 +02:00
Silvano Seva
5ffd6e5c43
Fixed compilation errors with MD-9600 and Module 17 targets
2022-03-24 19:09:00 +01:00
Silvano Seva
ab3d148449
Implemented activation of external flash backup and restore via menu entries
2022-03-22 15:10:52 +01:00
Silvano Seva
a1c26b2898
Simple utility functions for backup and restore of external flash memory content
2022-03-22 13:39:08 +01:00
Silvano Seva
f513454acf
Implementation of xmodem data reception
2022-03-21 17:36:27 +01:00
Niccolò Izzo
48824accb9
Add flash backup and restore menu
...
Add flash backup and flash restore entries to menu system, to access
these functionalities from the radio itself.
TG-428
2022-03-13 00:21:52 +01:00
Silvano Seva
7e3131d9d1
Implemented xmodem data sending
2022-03-12 23:32:31 +01:00
Silvano Seva
e56cf52f28
Partial implementation of xmodem protocol: function for transmission of xmodem packets and small testsuite for dumping the content of external flash memory via xmodem
2022-03-11 19:28:45 +01:00
Silvano Seva
052580df3a
Implementation of CCITT CRC16
2022-03-05 11:08:31 +01:00
Silvano Seva
3588f351a1
Created 'core' subfolders inside openrtx/include and openrtx/src containing main OpenRTX source files
2022-03-05 10:39:35 +01:00
Silvano Seva
3f2df608c9
Moved code for radio state update to a dedicated function
2022-02-27 09:00:49 +01:00
Silvano Seva
a5209d6f52
Modified range for display backlight level from 0 - 255 to 0 - 100, set minimum allowed level to 5.
2022-02-26 15:45:41 +01:00
tarxvf
9297c08b05
Add a menu for clearing settings and vfo to sane defaults ( #67 )
2022-02-26 12:42:28 +01:00
Silvano Seva
f54a0d18a7
Implemented mechanism to allow backwards-compatibility when loading settings from memory, as backlight timer introduced a new data field
2022-01-03 15:42:16 +01:00
Alessio Caiazza
d04180c0df
Rename brightness_timer into display_timenr
2022-01-03 14:51:22 +01:00
Alessio Caiazza
351cab1f44
Don't waste extra memory for the brightness timer
2022-01-03 14:51:22 +01:00
Alessio Caiazza
d742d027b7
Display timer UI
2022-01-03 14:51:22 +01:00
Alessio Caiazza
269420c2be
Load standby timer from settings
2022-01-03 14:51:22 +01:00
Alessio Caiazza
fefe2f6de0
Exit standby when the squelch is open
2022-01-03 14:51:22 +01:00
Alessio Caiazza
ade9c47f71
Implement platform_setBacklightLevel for linux
2022-01-03 14:51:22 +01:00
Alessio Caiazza
6e3fda2a70
PTT terminates standby
...
Also the keypress getting out of standby is ignored unless is the MONI
key to activate the MACRO menu
2022-01-03 14:51:22 +01:00
Alessio Caiazza
f9751c9867
Send the screen in standby after 30s idle
2022-01-03 14:51:22 +01:00
Alessio Caiazza
78a2b02c91
Show TX frequency during transmission
2021-12-23 14:52:25 +01:00
Alessio Caiazza
91486291b6
MD380: adjust squelch with left and right keys
2021-12-23 14:52:25 +01:00
Silvano Seva
3c6ad9802c
Added API function allowing to query the current status of the RX audio squelch
2021-12-23 14:52:25 +01:00
Alessio Caiazza
18fb916834
Remove all tabs
2021-12-23 14:52:25 +01:00
Alessio Caiazza
e2baf5a833
Document functions with Doxygen format
2021-12-23 14:52:25 +01:00
Alessio Caiazza
8a0f0564b9
Ensure proper finalization is done in emulator mode
2021-12-23 14:52:25 +01:00
Alessio Caiazza
82699f3d07
Implement an SDL main loop inside the Main Thread
2021-12-23 14:52:25 +01:00
Alessio Caiazza
51acccaec2
Don't pump SDL events outside from the main thread
2021-12-23 14:52:25 +01:00
tarxvf
e7c98aa71f
fixes #60 (make sure volume setting is restored after tx)
2021-12-23 14:52:25 +01:00
Alessio Caiazza
5605797816
Never store a brightness level of 0
...
Enforce a minimum brightness level to prevent booting with a black screen
Related to https://github.com/OpenRTX/OpenRTX/issues/50
2021-12-23 14:52:25 +01:00