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MMDVM
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938 Commits

Author SHA1 Message Date
m0vse 5295e0bdc3 Fix for Ack/Callsign corruption 2020-04-25 16:13:13 +01:00
Jonathan Naylor c638dbe55a Merge branch 'FM' of https://github.com/g4klx/MMDVM into FM 2020-04-25 15:17:53 +01:00
Jonathan Naylor 6ac6deba10 Add two more FM parameters. 2020-04-25 15:17:11 +01:00
Jonathan Naylor d2ce76fe89
Merge pull request #227 from F4FXL/FM 
Fix STM32F10X compile complaining about duplicate stuff
 2020-04-25 08:12:03 +01:00
Geoffrey Merck 0b27ec5443 Fix STM32F10X compile complaining about duplicate stuff 2020-04-25 08:05:31 +02:00
Jonathan Naylor 868d33ebd2 Rescale the CTCSS TX level. 2020-04-24 15:00:40 +01:00
Jonathan Naylor 9fab1e0823 Rescale some of the tone levels. 2020-04-24 13:13:25 +01:00
Jonathan Naylor 242bc7b322 Bump the version date. 2020-04-24 12:54:50 +01:00
Jonathan Naylor e5c25f55fe Remove the FM RX level. 2020-04-24 12:51:10 +01:00
Jonathan Naylor 33f88344c3 Run the holdoff timer permamnently. 2020-04-24 12:15:58 +01:00
Jonathan Naylor 103d937152 Remove unneeded line. 2020-04-24 11:52:47 +01:00
Jonathan Naylor e721dedf1e
Merge pull request #225 from F4FXL/FM 
Add FM Filtering
 2020-04-24 08:46:45 +01:00
Geoffrey Merck 176e067ab9 Merge branch 'FM' of https://github.com/F4FXL/MMDVM into FM 2020-04-24 09:41:14 +02:00
Geoffrey Merck 2057ef5206 clean up 2020-04-24 09:40:06 +02:00
Geoffrey Merck 5c2659deaa Add FM filtering 2020-04-24 09:40:06 +02:00
Geoffrey Merck 4f9d5a8c70 3rd order IIR 2020-04-24 09:40:06 +02:00
Geoffrey Merck 8ecd8b67f4 Using 2 stage IIR filter 2020-04-24 09:40:06 +02:00
Geoffrey Merck 22c40e1d96 Remove bit roation 2020-04-24 09:40:03 +02:00
Geoffrey Merck a720ceeb54 clean up 2020-04-24 09:21:13 +02:00
Geoffrey Merck f8d082e2dd Add FM filtering 2020-04-24 09:10:50 +02:00
Geoffrey Merck 507a4bf64c 3rd order IIR 2020-04-23 22:37:29 +02:00
Jonathan Naylor 7a75db2aeb Remove the bit shift of the sample. 2020-04-23 21:30:41 +01:00
Geoffrey Merck ce0aebce48 Using 2 stage IIR filter 2020-04-23 21:16:52 +02:00
Geoffrey Merck 906de3ad11 Remove bit roation 2020-04-23 21:16:20 +02:00
Jonathan Naylor bf5ad25609 A working fixed point Goertzel based on simulations. 2020-04-23 12:36:34 +01:00
Jonathan Naylor f19009b132 Allow for two levels of the callsign. 2020-04-22 22:10:34 +01:00
Jonathan Naylor 526a53cd8c Use fixed point for the Goertzel algorithm. 2020-04-22 17:40:01 +01:00
Jonathan Naylor 57730d7f81 Implement an efficient FIR filter. 2020-04-22 14:37:23 +01:00
Jonathan Naylor f936bc6fe8 Use a shorter filter. 2020-04-22 14:15:07 +01:00
Jonathan Naylor 3f1f1d1586 Small tidy-ups. 2020-04-22 14:08:34 +01:00
Jonathan Naylor 7940025095
Merge pull request #223 from F4FXL/FM 
One loop to rule them all !
 2020-04-22 13:30:56 +01:00
Geoffrey Merck 63847ebe62 One loop to rule them all ! 
Change CFM::Samples and CFMCTCSSRX::process to be able to process all
stuff in one and only loop.
 2020-04-22 11:04:27 +02:00
Jonathan Naylor 03f5056236 Small code cleanups. 2020-04-21 22:30:28 +01:00
Jonathan Naylor 23ff29c8f1
Merge pull request #222 from F4FXL/FM 
Almost working FM
 2020-04-21 22:09:58 +01:00
Geoffrey Merck 1b0229ca6c Attemp to do filtering 2020-04-21 23:03:30 +02:00
Geoffrey Merck ae6cbcd9e7 Minor clean up 2020-04-21 22:43:59 +02:00
Geoffrey Merck 1c599138ad GetAudio do not take any arguments 2020-04-21 22:00:11 +02:00
Geoffrey Merck 9170c398be Reenable CTCSS 2020-04-21 21:36:30 +02:00
Geoffrey Merck 04fd9838b5 Fix state machine wrong kerchunk 2020-04-21 21:00:09 +02:00
Geoffrey Merck 8d340cbfba (almost) One loop to rule all the samples 
Avoid looping over and over the samples. One
 2020-04-21 20:38:02 +02:00
Geoffrey Merck 87c3b57ae4 Stripping ut stuff, testing 2020-04-21 18:45:11 +02:00
Geoffrey Merck 7befef2f4a Avoid looping samples 2 times, convert each sample on the fly 2020-04-21 18:41:27 +02:00
Geoffrey Merck b2dcbb2df8 Merge remote-tracking branch 'upstream/FM' into FM 2020-04-21 07:03:35 +02:00
Jonathan Naylor 0a51b4c34e Store FM output in a ring buffer. 2020-04-20 21:57:21 +01:00
Geoffrey Merck 3b653dca6a Merge remote-tracking branch 'upstream/FM' into FM 2020-04-20 20:49:58 +02:00
Jonathan Naylor 046a1de51a Reduce the size of the main FM filter. 2020-04-20 13:54:11 +01:00
Jonathan Naylor ae58f8eb64 Don't square the threshold value. 2020-04-20 13:28:07 +01:00
Geoffrey Merck e4c351d5d0 delete old BS 2020-04-20 07:46:03 +02:00
Geoffrey Merck 0b0a59497f Merge branch 'FM' of https://github.com/F4FXL/MMDVM into FM 2020-04-20 07:43:07 +02:00
Geoffrey Merck 939b019592 delete old BS 2020-04-20 07:42:39 +02:00