mirror of https://github.com/wb2osz/direwolf.git
26 lines
495 B
C
26 lines
495 B
C
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/* demod_9600.h */
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#include "fsk_demod_state.h"
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void demod_9600_init (enum modem_t modem_type, int original_sample_rate, int upsample, int baud, struct demodulator_state_s *D);
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void demod_9600_process_sample (int chan, int sam, int upsample, struct demodulator_state_s *D);
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/* Undo data scrambling for 9600 baud. */
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static inline int descramble (int in, int *state)
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{
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int out;
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out = (in ^ (*state >> 16) ^ (*state >> 11)) & 1;
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*state = (*state << 1) | (in & 1);
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return (out);
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}
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