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Afsk demodulation v2 - #65

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afsk-demodulation-v2
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Afsk demodulation v2#65
kamilsss655 wants to merge 3 commits into
mainfrom
afsk-demodulation-v2

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@kamilsss655

@kamilsss655 kamilsss655 commented Aug 4, 2024

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This is new, and refactored AFSK demodulation implementation.

Decoded bitstream is output to ESP log.

Comment thread main/hardware/audio.c
buffersigned[i] = AGC_Update(&agc, buffersigned[i]);

// Filter through high-pass filter
mark_bit = FILTER_Update(&hp_1200, buffersigned[i]);

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This was for testing filters only and needs to be removed.

Comment thread main/hardware/audio.c
over_squelch_windows = 0;
}
// Squelch off delay based on the under the squelch time window count (200*10ms = 2000ms)
if (under_squelch_windows >= 200 && (gAudioState != AUDIO_LISTENING && gAudioState != AUDIO_TRANSMITTING))

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This needs to be reverted.

@kamilsss655 kamilsss655 added the help wanted Extra attention is needed label Dec 20, 2024
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