Andreas Eversberg
1eac087935
Output ASCII art image after all init functions (inside main_mobile.c)
2019-06-30 14:51:01 +02:00
Andreas Eversberg
32025915d5
Make run faster on ARM CPUs using fast math approximation
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Use --fast-math to use sine/cosine tables and approximate atan2.
2018-11-10 15:18:28 +01:00
Andreas Eversberg
73757ba083
NMT: Fix test of SMS code for different time zones
2018-11-10 15:18:28 +01:00
Andreas Eversberg
e9a7f610ee
Compandor: Remove unused option for unaffected level
2018-10-14 13:07:25 +02:00
Andreas Eversberg
3b81007210
Refactoring command line option handling
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* Use own function to define and parse command line options
* Command line options can be defined by config file also
* --limesdr allows to auto-set required SDR option for LimeSDR
2018-05-21 19:39:09 +02:00
Andreas Eversberg
3a5fa8837c
Improved emphasis
2018-02-16 15:54:39 +01:00
Andreas Eversberg
f91e6f5034
Make libdebug not depend on libdisplay
2018-02-15 08:00:19 +01:00
Andreas Eversberg
4cc33c5b0d
Make sound card support (Alsa) optional
2018-02-15 08:00:15 +01:00
Andreas Eversberg
c49ee3b2a8
Remove dependencies between debug, displays and mncc-console
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Test functions are cleaned up, due to removed dependencies.
2017-12-09 20:46:13 +01:00
Andreas Eversberg
9e75e64787
Add DTMF decoder to libdtmf
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Note: This decoder has no user yet.
2017-12-03 08:46:05 +01:00
Andreas Eversberg
06092e90ed
Add library to normalize speech level (Sendevolumenregler SVoR)
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Note: This lib has no user yet.
2017-12-03 08:46:01 +01:00
Andreas Eversberg
021c695883
Restructure: Fixing library linking order
2017-12-03 08:46:00 +01:00
Andreas Eversberg
1a341f6b4e
Restructure: Move debug from common code to 'libdebug'
2017-12-03 08:45:58 +01:00
Andreas Eversberg
016e72d6d7
Restructure: Move display from common code to 'libdisplay'
2017-12-03 08:45:55 +01:00
Andreas Eversberg
ab59a26a51
Restructure: Move mobile from common code to 'libmobile'
2017-12-03 08:45:54 +01:00
Andreas Eversberg
ed31a26eba
Restructure: Move sample from common code to 'libsample'
2017-12-03 08:45:48 +01:00
Andreas Eversberg
1650cc5ad2
Restructure: Move sdr from common code to 'libsdr'
2017-12-03 08:45:45 +01:00
Andreas Eversberg
45a5568f70
Restructure: Move sound from common code to 'libsound'
2017-11-25 19:28:36 +01:00
Andreas Eversberg
7b539d5dc7
Restructure: Move mncc from common code to 'libmncc'
2017-11-25 19:28:33 +01:00
Andreas Eversberg
9776736cc4
Restructure: Move compandor from common code to 'libcompandor'
2017-11-25 19:25:10 +01:00
Andreas Eversberg
f4754dcb37
Restructure: Move fm_modulation from common code to 'libfm'
2017-11-25 19:24:02 +01:00
Andreas Eversberg
7af9b752a0
Restructure: Move 'libgermantone' to a-netz code
2017-11-25 19:23:59 +01:00
Andreas Eversberg
40c24a70b2
Restructure: Move emphasis from common code to 'libemphasis'
2017-11-25 19:23:56 +01:00
Andreas Eversberg
c84318b245
Restructure: Move jitter from common code to 'libjitter'
2017-11-25 19:23:53 +01:00
Andreas Eversberg
60ffdcaf53
Restructure: Move hagelbarger from common code to 'libhagelbarger'
2017-11-25 19:23:49 +01:00
Andreas Eversberg
ac7bb3539f
Restructure: Move wave from common code to 'libwave'
2017-11-25 19:23:47 +01:00
Andreas Eversberg
b605da1aff
Restructure: Move timer from common code to 'libtimer'
2017-11-13 20:00:52 +01:00
Andreas Eversberg
1b183864bb
Restructure: Move sample rate conversion from common code to 'libsamplerate'
2017-11-13 19:34:05 +01:00
Andreas Eversberg
669705c6ed
Restructure: Move filters from common code to 'libfilter'
2017-11-13 19:15:09 +01:00
Andreas Eversberg
8a74805ea6
NMT: Add support for receiving 8-Bit-SMS, because it is mandatory
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Benefone Dragon uses this coding scheme for SMS-Submit.
2017-11-11 09:35:46 +01:00
Andreas Eversberg
ee3fbeb03b
Split call control from built-in call console by using MNCC layer
2017-11-05 16:58:31 +01:00
Andreas Eversberg
5b1956fe49
Move sms and dms code (NMT) to separate lib.a
2017-09-11 20:37:03 +02:00
Andreas Eversberg
cff7622f5c
Move mobile phone specific code from libcommon.a to libmobile.a
2017-09-01 18:42:49 +02:00
Andreas Eversberg
743d147d16
SDR: Turn TX power off if requested by network
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The power level is ramped smoothly within 1 ms up or down.
R2000, AMPS and C-Netz turn off power when voice channel is not i use.
C-Netz turns off power between OgK timeslots.
2017-09-01 18:42:46 +02:00
Andreas Eversberg
534411d660
New common FSK implementation, replaces all individual implementations
2017-08-09 17:27:13 +02:00
Andreas Eversberg
8ce3ff455d
Add incoming answer to call control, also allow to send recall tone
2017-08-09 17:27:08 +02:00
Andreas Eversberg
0cbd9657d2
Move Hagelbarger error correction code from NMT to common code
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It will be used by Radiocom 2000 also.
Some minor fixes and improvements apply.
2017-08-08 12:53:48 +02:00
Andreas Eversberg
6c64025717
Move FFSK modem from NMT to common code, so it can be used by other networks
2017-08-08 12:53:34 +02:00
Andreas Eversberg
0c9de251be
NMT: Implement Hagelbarger Code
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This will correct burst errors of received messages. If the message
is too corrupted, it will be ignored, because some element may not
match then. The digits and line signals are checked for consistency,
since they are repeated serveral times in a message.
2017-08-08 12:52:29 +02:00
Andreas Eversberg
085ceb9173
Minor fixes to compandor
2017-07-15 07:38:12 +02:00
Andreas Eversberg
ca10048e5c
Rename filter -> iir_filter (file name and instance name)
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This is useful when using fir_filter in the future.
2017-05-15 21:46:32 +02:00
Andreas Eversberg
438ce08add
SoapySDR support
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There is no time stamp handling. It is just TX'ing in advance and
synchronous to received RX rate.
2017-02-18 21:02:55 +01:00
Andreas Eversberg
58ebc15292
Add test to measure performance of FM modulation and filtering
2017-02-18 21:02:53 +01:00
Andreas Eversberg
7e45f556ce
Correcting all levels and move all remaining integer samples to sample_t
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The leves are based on the standards of each mobile network. They
are adjusted to the specified frequency deviation now.
2017-02-18 21:01:13 +01:00
Andreas Eversberg
bd7ccc5fa0
Add global DC-Filter and remove all individual DC-Filters
2017-02-18 21:01:12 +01:00
Andreas Eversberg
71e556e7ff
Work on emphasis filter: Neutral @ 1000 Hz; Use filter before de-emphasis
2017-02-18 21:01:11 +01:00
Andreas Eversberg
b3fd53b165
Test filter uses a dB graph to show the response graphically
2017-02-18 21:01:10 +01:00
Andreas Eversberg
7ea3bc188d
Move samples of int16_t format to sample_t, that is of type double
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This prepares the correction of all levels
2017-02-18 21:01:08 +01:00
Andreas Eversberg
ac0da3f76e
Filter improvement: LP and HP filters, added test function
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The -3 dB level at cut-off frequency is now maintained for multiple
iterations.
2017-02-18 21:01:04 +01:00
Andreas Eversberg
57993e3e48
Support for UHD SDR interface
2017-02-18 21:00:49 +01:00