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
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
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
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
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
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
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
e2baf5a833
Document functions with Doxygen format
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
Silvano Seva
756812ca31
Created function for writing settings and VFO status to NVM, starting of temporary implementation writing data to the MCU's internal flash
2021-11-08 22:22:26 +01:00
Silvano Seva
c91e306026
Reorganised settings data structure
2021-11-08 21:44:33 +01:00
Federico Amedeo Izzo
1e19574fd6
Add destination callsign input for M17, Add -/ to keypad input
2021-10-09 18:53:28 +02:00
Silvano Seva
42e7521205
Fixed compilation error with GDx targets
...
Added codec2 as a dependency also for GD77, DM1801 and MD9600 targets to allow compilation of OpMode_17.cpp file
Stub input audio stream driver for GDx targets
2021-10-06 21:43:07 +02:00
Silvano Seva
a9e1e68709
Implemented function for inverse code puncturing in M17 protocol
2021-10-03 12:09:00 +02:00
Silvano Seva
d018dbb4a0
Implementation of M17 polynomial deinterleaver
2021-09-20 21:34:59 +02:00
Silvano Seva
0b276b2b64
Experimental implementation of voice transmission in M17 protocol handler
2021-09-07 12:22:35 +02:00
Silvano Seva
e954f3fda2
Moved sleep regulating update rate of rtx task from rtx thread to OpMode implementations, as each operating mode may require a custom update rate
2021-09-03 16:44:57 +02:00
Silvano Seva
bad5a50d7d
Updated code puncturing pattern for M17 link setup frame to follow new specifications
2021-09-03 16:44:57 +02:00
Silvano Seva
2f3db118fc
Changed streamType_t from bitfield struct to union of anonymous bitfield struct and uint16_t to facilitate endianness conversion. Change also fixed a bug in endianness conversion inside M17LinkSetupFrame class due to unaligned memory access.
2021-09-03 16:44:57 +02:00
Federico Amedeo Izzo
c23eaf8e98
Add M17 src/dst addresses to rtxStatus_t
2021-09-03 16:44:57 +02:00
Niccolò Izzo
eea9be3349
Add M17 codeplug data structures
2021-09-03 16:44:57 +02:00
Niccolò Izzo
f43f54117c
Fix M17 callsign setting
...
Fix M17 callsign disappearing in M17 settings.
The generic callsign (currently not used) was being shown instead of M17 callsign.
2021-09-03 16:44:57 +02:00
Federico Amedeo Izzo
229a81b2ad
Add text input draft
...
Fix text input position not being reset when entering edit mode
2021-09-03 16:44:57 +02:00
Federico Amedeo Izzo
87703a76e6
Add M17 Settings
2021-09-03 16:44:57 +02:00
Federico Amedeo Izzo
882a657359
* Combine S-meter and Level meter
...
* Make squelch bar always yellow
* Include font height in s-meter total height
Correct bottom bar printing position
Increase bottom bar size on GD-77
2021-09-03 16:44:57 +02:00
Federico Amedeo Izzo
118c514081
UI: Add digital mode screen
...
Use main screen bottom bar in mode screen
mode screen: Move frequency and channel name to center
Show S-meter without squelch bar for digital modes
Change S-meter for digital modes, add audio level meter
Print FM information in mode screen
Add mode screen fonts
2021-09-03 16:44:57 +02:00
Silvano Seva
92ea1535ff
Moved definition of 'PLATFORM_LINUX' macro from hwconfig to meson.build, added '-std=c++14' compilation flag to compile arguments for linux platform, added missing includes to M17Utils.h
2021-09-03 16:44:57 +02:00
Silvano Seva
c8d62ff47f
Initial implementation of M17 operating mode handler
2021-09-03 16:44:57 +02:00
Silvano Seva
98e4164f54
M17 transmitter class
2021-09-03 16:44:57 +02:00
Silvano Seva
39e41ee470
M17 4FSK modulator class
2021-09-03 16:44:57 +02:00
Silvano Seva
f7bec2358b
Class for implementation of FIR filters
2021-09-03 16:44:56 +02:00
Niccolò Izzo
3439f3a497
Add invert phase DSP filter
2021-09-03 16:40:41 +02:00
Silvano Seva
7b5e98bbca
Implemented generation of Golay(24,12) LICH blocks inside M17LinkSetupFrame class
2021-09-03 16:39:06 +02:00
Silvano Seva
93af26ef13
Implementation of M17 decorrelator, polynomial interleaver and Golay(24,12) encoder
2021-09-03 16:39:06 +02:00
Silvano Seva
ee1b111fb7
Implementation of M17 code puncturing scheme
2021-09-03 16:39:06 +02:00
Silvano Seva
d545071df6
Implementation of M17 convolutional encoder
2021-09-03 16:39:06 +02:00
Silvano Seva
9e5c689bf3
M17 protocol data structures
2021-09-03 16:39:06 +02:00
Silvano Seva
222ba690a5
Improved implementation of DSP function for DC removal
2021-09-03 15:46:13 +02:00
Silvano Seva
c2b6bd545f
API interfaces for audio path and audio stream management
2021-08-25 18:30:28 +02:00
Silvano Seva
4d3eacc144
Switched 'v_bat' and 'charge' fields of state struct from float to, respectively, uint16_t and uint8_t and updated UI functions accordingly. Rationale for this change is providing better support for future platforms without hardware floating point unit.
2021-08-14 12:56:45 +02:00
Silvano Seva
46819ba993
Modified 'battery_getCharge': now it takes as input the battery voltage in mV and returns charge percentage as an integer ranging from 0 to 100. Function body is implemented using fixed point math instead of floats for improved platform compatibility when hardware floating point support is not present.
2021-08-14 12:52:55 +02:00
Silvano Seva
a7acc3301b
Modified 'platform_getVbat' API: now it returns an uint16_t value containing the battery voltage in millivolt
2021-08-14 12:47:21 +02:00
Silvano Seva
8e0a5d1c0f
Made 'platform_getVolumeLevel' and 'platform_getMicLevel' API functions return a normalised 8 bit value ranging from 0 to 255 (TG-293 #closed)
2021-08-14 10:18:55 +02:00
Silvano Seva
6995230d8f
Extended 'mode' field in CPS data structure to 8 bits, to align its size to the one contained in rtxStatus_t. Modified code for channel data loading in NVM drivers to align it to the new opMode enum values.
2021-06-05 21:21:12 +02:00
Federico Amedeo Izzo
57b66652b7
Use channel knob to change frequency and navigate menus (TG-238)
2021-06-05 18:11:30 +02:00
Silvano Seva
66552be403
Added function to radio API allowing to fine tune the radio's VCXO polarisation voltage. Currently, this functionality is effective only on MD-3x0 devices. (TG-195 #ready-for-test)
2021-06-03 14:50:47 +02:00
Silvano Seva
b29b24fdc0
Implemented RX tone squelch on MD-UV3x0 and GDx (TG-43)
2021-06-02 12:44:46 +02:00
Silvano Seva
4d68f02ab4
Updated documetation for radio.h API, removed old baseband C source files.
2021-05-29 08:20:12 +02:00
Silvano Seva
2d517d5bf8
New radio driver for GDx. Renamed some entries in GDx calibration data structure
2021-05-29 08:20:12 +02:00
Silvano Seva
850e3580ed
New radio driver for MD-3x0 platform, still requiring a bit of debugging
2021-05-29 08:20:12 +02:00
Silvano Seva
5b0bec8c5f
Created OpMode class for modular OOP-based management of operating modes. Created OpMode_FM class for analog FM management. Refactored and moved to C++ the content of openrtx/src/rtx.c. (TG-38, TG-41)
2021-05-29 08:20:12 +02:00
Silvano Seva
d95e36f43b
Moved to C++ and refactored AT1846S driver, grouping common code. A C-callable wrapper is also provided. TG-37
2021-05-29 08:19:47 +02:00
Niccolò Izzo
e3a128f035
Add DSP code with DC removal and FIR PWM filter compensation
...
Add generic FIR implementation, specialized to compensate the PWM filter
applied by STM32 targets when modulating M17 signal.
Add DC bias compensation to normalize audio signal received from STM32
ADC.
TG-85 #ready-for-test
TG-199 #ready-for-test
2021-04-16 09:46:32 +02:00
Silvano Seva
a850f9f1ab
Removed packed attribute from rtx and radio state data structures as they can cause crashes due to unaligned memory accesses.
2021-04-15 21:24:26 +02:00
Silvano Seva
c0ecf2e13f
Basic audio management module, controlling only speaker PA and microphone preamplifier. TG-61
2021-04-12 19:10:13 +02:00
Silvano Seva
60defbedc0
Implemented stack and heap memory profiling functions. TG-47
2021-04-12 12:03:15 +02:00
Silvano Seva
4b30a66735
Added 'platform_pwrButtonStatus' API function, which returns the current status of the power button/knob. Implemented power on/off mechanism on MD-9600
2021-04-11 12:38:20 +02:00
Federico Amedeo Izzo
a42354a204
Remove Messages menu as it's not implemented yet
2021-04-11 10:06:12 +02:00
Federico Amedeo Izzo
58f4f5dcaf
Print git commit or tag inside Info menu
2021-04-11 09:56:46 +02:00
Federico Amedeo Izzo
93d2ede113
Add default contrast setting define
2021-04-11 09:10:08 +02:00
Federico Amedeo Izzo
341c46a263
Now state.time is UTC, add functions to convert from UTC to local and reverse
2021-04-10 15:39:59 +02:00
Silvano Seva
d70e0bc60a
Made 'battery_getCharge' return full charge when 'BAT_NONE' is defined
2021-04-10 12:45:07 +02:00
Federico Amedeo Izzo
8045a9bcea
Improve gfx_printLine calculation
2021-04-10 11:10:52 +02:00
Federico Amedeo Izzo
3e326a43f0
Add gfx_getFontHeigth() function
2021-04-10 11:10:52 +02:00
Federico Amedeo Izzo
c3a8251ca9
Integrated getLineY() functionality in gfx_printLine()
2021-04-10 11:10:52 +02:00
Federico Amedeo Izzo
765fb3f4c9
Add getLineY Layout helper function
2021-04-10 11:10:52 +02:00
Federico Amedeo Izzo
341ab84ce9
Converted `gfx_print()` from char * pointer to format string
2021-04-10 11:10:52 +02:00