MMDVM

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48kHz

AX25

AX25_FM

EOF

FM

FM_Ext

I2C

M17

M17_AX25_FM

POCSAGmodePins

PlatformIO

TXHang

boxcar

boxcar_dstar_correlator

boxcar_dstar_correlator_48k

boxcar_dstar_correlator_fm

boxcar_fm

c4fmdemod

dPMR

dstar_correlator

dstar_correlator_fm

ll

master

mqtt

nxdn

pocsag

pocsag_test

pocsagcal

revert-229-FM

revert-241-FM

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85e33bc49f Merge branch 'FM' into dstar_correlator_fm Jonathan Naylor 2020-04-29 21:39:09 +0100
ace9780b1f Merge branch 'FM' into boxcar_fm Jonathan Naylor 2020-04-29 21:34:53 +0100
1214fb0590 Merge branch 'master' into boxcar_dstar_correlator Jonathan Naylor 2020-04-29 21:30:19 +0100
917dab755a Merge branch 'master' into dstar_correlator Jonathan Naylor 2020-04-29 21:29:46 +0100
0aace49867 Merge branch 'master' into boxcar Jonathan Naylor 2020-04-29 21:29:22 +0100
200199c5d4 Reduce the CPU load slightly. Jonathan Naylor 2020-04-29 20:59:48 +0100
1465d6f91d

Merge pull request #240 from F4FXL/FM Jonathan Naylor 2020-04-29 20:45:02 +0100
373aed13c8 Restore Passband Geoffrey Merck 2020-04-29 20:43:01 +0200
b23620ede3 Add de and pre emphasis Geoffrey Merck 2020-04-29 20:42:20 +0200
da87afc8d4 Move helper script to separate folder Geoffrey Merck 2020-04-29 20:41:41 +0200
626a280d27 Add filter chrachertitics comment Geoffrey Merck 2020-04-29 18:24:15 +0200
4b267c2e1e Move downsampling tap point Geoffrey Merck 2020-04-28 22:35:06 +0200
cf18f95a92 Add Downsampling Geoffrey Merck 2020-04-28 21:37:06 +0200
dac0f26e5d Rename RXBoost to RFAudioBoost. Jonathan Naylor 2020-04-28 14:43:40 +0100
13993891ec

Merge pull request #239 from m0vse/FM Jonathan Naylor 2020-04-28 09:55:31 +0100
849c2a0f50 Change FM cal levels m0vse 2020-04-28 09:51:11 +0100
172ac615a8 Rescale the output. Jonathan Naylor 2020-04-27 14:59:33 +0100
30031d8e95 Increase the output level. Jonathan Naylor 2020-04-27 14:53:41 +0100
b2de5defa4 Tweak the values slightly. Jonathan Naylor 2020-04-27 14:47:17 +0100
177c7548ae

Merge pull request #237 from m0vse/FM Jonathan Naylor 2020-04-27 14:35:53 +0100
b9bfc36e6f Remove commented code m0vse 2020-04-27 14:32:16 +0100
980c529107 Merge remote-tracking branch 'upstream/FM' into FM m0vse 2020-04-27 14:19:12 +0100
5156ca13b7 Add FM Cal modes m0vse 2020-04-27 14:18:42 +0100
d08a3690b0 Double the signal level to the CTCSS decoder. Jonathan Naylor 2020-04-27 13:07:03 +0100
e8ed77241c Simplify the calculations. Jonathan Naylor 2020-04-27 12:05:55 +0100
82dcc44a2d

Merge pull request #235 from F4FXL/FM Jonathan Naylor 2020-04-27 10:27:51 +0100
93a8e63233 Remove m_rxLevel Geoffrey Merck 2020-04-27 11:26:19 +0200
4ffaa62855 Move division to CTCSSRX, change sample unscaling to 1/rxLevel Geoffrey Merck 2020-04-27 11:16:06 +0200
f9530ee82a Pass the RX level to the FM controller. Jonathan Naylor 2020-04-26 22:01:11 +0100
d66c6d7f9c Fix the multiplication. Jonathan Naylor 2020-04-26 15:24:51 +0100
458a3d2d24 Bump the version date. Jonathan Naylor 2020-04-26 13:22:16 +0100
6f4c19c006 Convert to Q47 arithmetic. Jonathan Naylor 2020-04-26 13:02:43 +0100
a31cf3d6f8 Convert the CTCSS TX tones to Q31 from Q15. Jonathan Naylor 2020-04-26 12:07:10 +0100
3fb0631953

Merge pull request #233 from F4FXL/FM Jonathan Naylor 2020-04-26 11:45:44 +0100
028d0cf609 Add q31_t cast Geoffrey Merck 2020-04-26 12:38:23 +0200
6824d5662a Remove dependency to IO in CTCSSRX Geoffrey Merck 2020-04-26 12:24:05 +0200
1bc8726046

Merge pull request #232 from F4FXL/bugfix/FM_CTCSS_TX Jonathan Naylor 2020-04-26 08:16:20 +0100
05c8c130b6

Merge pull request #231 from F4FXL/feature/FM_Normalized_CTCSS_Threshold Jonathan Naylor 2020-04-26 08:15:15 +0100
5051a13711 Fix invalid values passed to arm_sin_q15 Geoffrey Merck 2020-04-26 08:16:08 +0200
103116e410 Add debug essage when CTCSS status changes Geoffrey Merck 2020-04-26 07:26:35 +0200
d973238596 CTCSS threshold is level agnostic, experimental Geoffrey Merck 2020-04-25 22:12:16 +0200
4d664c4aa4

Merge pull request #230 from g4klx/revert-229-FM Jonathan Naylor 2020-04-25 23:48:25 +0100
bd4096b6be

Revert "Make CTCSS threshold RXLevel and RXBoost agnostic" revert-229-FM Jonathan Naylor 2020-04-25 23:48:02 +0100
f92d93772c Merge branch 'FM' of https://github.com/g4klx/MMDVM into FM Jonathan Naylor 2020-04-25 22:32:37 +0100
b963b2b848 Add optional over deviation blanking. Jonathan Naylor 2020-04-25 22:32:10 +0100
9dadb51f11

Merge pull request #229 from F4FXL/FM Jonathan Naylor 2020-04-25 22:13:09 +0100
23cf22d87d remove Debug info Geoffrey Merck 2020-04-25 23:07:41 +0200
d2d50e21e1 CTCSS threshold is level agnostic, experimental Geoffrey Merck 2020-04-25 22:12:16 +0200
8c38fdb36d Clean out the CTCSS decoder coefficient before initialising. Jonathan Naylor 2020-04-25 17:37:37 +0100
4fe1c11250 Remove memory leak and other configuration funnies. Jonathan Naylor 2020-04-25 17:29:10 +0100
394ab8dfd1

Merge pull request #228 from m0vse/FM Jonathan Naylor 2020-04-25 16:24:10 +0100
5295e0bdc3 Fix for Ack/Callsign corruption m0vse 2020-04-25 16:13:13 +0100
c638dbe55a Merge branch 'FM' of https://github.com/g4klx/MMDVM into FM Jonathan Naylor 2020-04-25 15:17:53 +0100
6ac6deba10 Add two more FM parameters. Jonathan Naylor 2020-04-25 15:17:11 +0100
d2ce76fe89

Merge pull request #227 from F4FXL/FM Jonathan Naylor 2020-04-25 08:12:03 +0100
0b27ec5443 Fix STM32F10X compile complaining about duplicate stuff Geoffrey Merck 2020-04-25 08:04:29 +0200
868d33ebd2 Rescale the CTCSS TX level. Jonathan Naylor 2020-04-24 15:00:40 +0100
9fab1e0823 Rescale some of the tone levels. Jonathan Naylor 2020-04-24 13:13:25 +0100
242bc7b322 Bump the version date. Jonathan Naylor 2020-04-24 12:54:50 +0100
e5c25f55fe Remove the FM RX level. Jonathan Naylor 2020-04-24 12:51:10 +0100
33f88344c3 Run the holdoff timer permamnently. Jonathan Naylor 2020-04-24 12:15:58 +0100
103d937152 Remove unneeded line. Jonathan Naylor 2020-04-24 11:52:47 +0100
e721dedf1e

Merge pull request #225 from F4FXL/FM Jonathan Naylor 2020-04-24 08:46:45 +0100
176e067ab9 Merge branch 'FM' of https://github.com/F4FXL/MMDVM into FM Geoffrey Merck 2020-04-24 09:41:14 +0200
2057ef5206 clean up Geoffrey Merck 2020-04-24 09:20:26 +0200
5c2659deaa Add FM filtering Geoffrey Merck 2020-04-24 09:10:50 +0200
4f9d5a8c70 3rd order IIR Geoffrey Merck 2020-04-23 22:37:29 +0200
8ecd8b67f4 Using 2 stage IIR filter Geoffrey Merck 2020-04-23 21:16:52 +0200
22c40e1d96 Remove bit roation Geoffrey Merck 2020-04-23 21:16:20 +0200
a720ceeb54 clean up Geoffrey Merck 2020-04-24 09:20:26 +0200
f8d082e2dd Add FM filtering Geoffrey Merck 2020-04-24 09:10:50 +0200
507a4bf64c 3rd order IIR Geoffrey Merck 2020-04-23 22:37:29 +0200
7a75db2aeb Remove the bit shift of the sample. Jonathan Naylor 2020-04-23 21:30:41 +0100
ce0aebce48 Using 2 stage IIR filter Geoffrey Merck 2020-04-23 21:16:52 +0200
906de3ad11 Remove bit roation Geoffrey Merck 2020-04-23 21:16:20 +0200
bf5ad25609 A working fixed point Goertzel based on simulations. Jonathan Naylor 2020-04-23 12:36:34 +0100
f19009b132 Allow for two levels of the callsign. Jonathan Naylor 2020-04-22 22:10:34 +0100
526a53cd8c Use fixed point for the Goertzel algorithm. Jonathan Naylor 2020-04-22 17:40:01 +0100
57730d7f81 Implement an efficient FIR filter. Jonathan Naylor 2020-04-22 14:37:23 +0100
f936bc6fe8 Use a shorter filter. Jonathan Naylor 2020-04-22 14:15:07 +0100
3f1f1d1586 Small tidy-ups. Jonathan Naylor 2020-04-22 14:08:34 +0100
7940025095

Merge pull request #223 from F4FXL/FM Jonathan Naylor 2020-04-22 13:30:56 +0100
63847ebe62 One loop to rule them all ! Geoffrey Merck 2020-04-22 11:04:27 +0200
03f5056236 Small code cleanups. Jonathan Naylor 2020-04-21 22:30:28 +0100
23ff29c8f1

Merge pull request #222 from F4FXL/FM Jonathan Naylor 2020-04-21 22:09:58 +0100
1b0229ca6c Attemp to do filtering Geoffrey Merck 2020-04-21 23:03:30 +0200
ae6cbcd9e7 Minor clean up Geoffrey Merck 2020-04-21 22:43:59 +0200
1c599138ad GetAudio do not take any arguments Geoffrey Merck 2020-04-21 22:00:11 +0200
9170c398be Reenable CTCSS Geoffrey Merck 2020-04-21 21:36:30 +0200
04fd9838b5 Fix state machine wrong kerchunk Geoffrey Merck 2020-04-21 21:00:09 +0200
8d340cbfba (almost) One loop to rule all the samples Geoffrey Merck 2020-04-21 20:38:02 +0200
87c3b57ae4 Stripping ut stuff, testing Geoffrey Merck 2020-04-21 18:45:11 +0200
7befef2f4a Avoid looping samples 2 times, convert each sample on the fly Geoffrey Merck 2020-04-21 18:41:27 +0200
b2dcbb2df8 Merge remote-tracking branch 'upstream/FM' into FM Geoffrey Merck 2020-04-21 07:03:35 +0200
0a51b4c34e Store FM output in a ring buffer. Jonathan Naylor 2020-04-20 21:57:21 +0100
3b653dca6a Merge remote-tracking branch 'upstream/FM' into FM Geoffrey Merck 2020-04-20 20:49:58 +0200
046a1de51a Reduce the size of the main FM filter. Jonathan Naylor 2020-04-20 13:54:11 +0100
ae58f8eb64 Don't square the threshold value. Jonathan Naylor 2020-04-20 13:28:07 +0100
e4c351d5d0 delete old BS Geoffrey Merck 2020-04-20 07:46:03 +0200
0b0a59497f Merge branch 'FM' of https://github.com/F4FXL/MMDVM into FM Geoffrey Merck 2020-04-20 07:43:07 +0200