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Improved data carrier detection

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Mark Qvist 2018-04-24 15:34:50 +02:00
parent 145b1154f9
commit 01c629a6fd
4 changed files with 25 additions and 4 deletions
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4
hardware/AFSK.h
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@ -51,6 +51,8 @@ inline static uint8_t sinSample(uint16_t i) {
#define SAMPLESPERBIT (SAMPLERATE / BITRATE)
#define PHASE_INC 1 // Nudge by an eigth of a sample each adjustment
#define DCD_MIN_COUNT 6
#if BITRATE == 960
#define FILTER_CUTOFF 600
@ -80,6 +82,8 @@ typedef struct Hdlc
uint8_t bitIndex;
uint8_t currentByte;
bool receiving;
bool dcd;
uint8_t dcd_count;
} Hdlc;
typedef struct Afsk