56 lines
1.9 KiB
C
56 lines
1.9 KiB
C
///////////////////////////////////////////////////////////////////////////////////
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//-------------------------------------------------------------------------------//
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//-------------------------------------------------------------------------------//
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//-----------H----H--X----X-----CCCCC----22222----0000-----0000------11----------//
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//----------H----H----X-X-----C--------------2---0----0---0----0--1--1-----------//
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//---------HHHHHH-----X------C----------22222---0----0---0----0-----1------------//
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//--------H----H----X--X----C----------2-------0----0---0----0-----1-------------//
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//-------H----H---X-----X---CCCCC-----222222----0000-----0000----1111------------//
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//-------------------------------------------------------------------------------//
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//----------------------------------------------------- http://hxc2001.free.fr --//
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///////////////////////////////////////////////////////////////////////////////////
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// File : rds.h
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// Contains: rds engine
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//
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// This file is part of rf-tools.
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//
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// Written by: Jean-François DEL NERO
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//
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// Copyright (C) 2022 Jean-François DEL NERO
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//
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// You are free to do what you want with this code.
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// A credit is always appreciated if you use it into your product :)
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//
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// Change History (most recent first):
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///////////////////////////////////////////////////////////////////////////////////
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#define RDS_BIT_RATE 1187.5
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typedef struct _rds_stat
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{
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int sample_rate;
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float bit_rate;
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double old_pilot_phase;
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double phase;
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int current_data_state;
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int current_diff_dat_state;
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int ser_data_in;
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int test;
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int cycles_count;
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char station_name[256+1];
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int station_name_index;
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uint32_t current_bloc;
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int current_bloc_index;
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int current_rds_code_index;
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}rds_stat;
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void init_rds_encoder(rds_stat * stat,int sample_rate);
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double get_rds_bit_state(rds_stat * stat, double pilot_phase);
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