157 lines
7.8 KiB
C
157 lines
7.8 KiB
C
#pragma once
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#include <stddef.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include "irda.h"
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#include "irda_common_i.h"
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/***************************************************************************************************
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* NEC protocol description
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* https://radioparty.ru/manuals/encyclopedia/213-ircontrol?start=1
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****************************************************************************************************
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* Preamble Preamble Pulse Distance/Width Pause Preamble Preamble Stop
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* mark space Modulation repeat repeat bit
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* mark space
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*
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* 9000 4500 32 bit + stop bit 40000/100000 9000 2250
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* __________ _ _ _ _ _ _ _ _ _ _ _ _ _ ___________ _
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* ____ __________ _ _ _ __ __ __ _ _ __ __ _ _ ________________ ____________ ___
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*
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***************************************************************************************************/
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#define IRDA_NEC_PREAMBULE_MARK 9000
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#define IRDA_NEC_PREAMBULE_SPACE 4500
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#define IRDA_NEC_BIT1_MARK 560
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#define IRDA_NEC_BIT1_SPACE 1600
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#define IRDA_NEC_BIT0_MARK 560
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#define IRDA_NEC_BIT0_SPACE 560
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#define IRDA_NEC_REPEAT_PAUSE_MIN 30000
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#define IRDA_NEC_REPEAT_PAUSE1 46000
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#define IRDA_NEC_REPEAT_PAUSE2 97000
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#define IRDA_NEC_SILENCE IRDA_NEC_REPEAT_PAUSE2
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#define IRDA_NEC_REPEAT_PAUSE_MAX 150000
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#define IRDA_NEC_REPEAT_MARK 9000
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#define IRDA_NEC_REPEAT_SPACE 2250
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#define IRDA_NEC_PREAMBLE_TOLERANCE 0.07 // percents
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#define IRDA_NEC_BIT_TOLERANCE 120 // us
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void* irda_decoder_nec_alloc(void);
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void irda_decoder_nec_reset(void* decoder);
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void irda_decoder_nec_free(void* decoder);
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IrdaMessage* irda_decoder_nec_decode(void* decoder, bool level, uint32_t duration);
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void* irda_encoder_nec_alloc(void);
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IrdaStatus irda_encoder_nec_encode(void* encoder_ptr, uint32_t* duration, bool* level);
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void irda_encoder_nec_reset(void* encoder_ptr, const IrdaMessage* message);
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void irda_encoder_nec_free(void* encoder_ptr);
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void* irda_decoder_necext_alloc(void);
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void* irda_encoder_necext_alloc(void);
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void irda_encoder_necext_reset(void* encoder_ptr, const IrdaMessage* message);
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bool irda_decoder_nec_interpret(IrdaCommonDecoder* decoder);
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bool irda_decoder_necext_interpret(IrdaCommonDecoder* decoder);
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IrdaStatus irda_decoder_nec_decode_repeat(IrdaCommonDecoder* decoder);
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IrdaStatus irda_encoder_nec_encode_repeat(IrdaCommonEncoder* encoder, uint32_t* duration, bool* level);
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extern const IrdaCommonProtocolSpec protocol_necext;
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extern const IrdaCommonProtocolSpec protocol_nec;
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/***************************************************************************************************
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* SAMSUNG32 protocol description
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* https://www.mikrocontroller.net/articles/IRMP_-_english#SAMSUNG
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****************************************************************************************************
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* Preamble Preamble Pulse Distance/Width Pause Preamble Preamble Bit1 Stop
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* mark space Modulation repeat repeat bit
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* mark space
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*
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* 4500 4500 32 bit + stop bit 40000/100000 4500 4500
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* __________ _ _ _ _ _ _ _ _ _ _ _ ___________ _ _
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* _ __________ __ _ __ __ __ _ _ __ __ _ ________________ ____________ ____ ___
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*
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***************************************************************************************************/
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#define IRDA_SAMSUNG_PREAMBULE_MARK 4500
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#define IRDA_SAMSUNG_PREAMBULE_SPACE 4500
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#define IRDA_SAMSUNG_BIT1_MARK 550
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#define IRDA_SAMSUNG_BIT1_SPACE 1650
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#define IRDA_SAMSUNG_BIT0_MARK 550
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#define IRDA_SAMSUNG_BIT0_SPACE 550
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#define IRDA_SAMSUNG_REPEAT_PAUSE_MIN 30000
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#define IRDA_SAMSUNG_REPEAT_PAUSE1 46000
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#define IRDA_SAMSUNG_REPEAT_PAUSE2 97000
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/* Samsung silence have to be greater than REPEAT MAX
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* otherwise there can be problems during unit tests parsing
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* of some data. Real tolerances we don't know, but in real life
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* silence time should be greater than max repeat time. This is
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* because of similar preambule timings for repeat and first messages. */
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#define IRDA_SAMSUNG_SILENCE 145000
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#define IRDA_SAMSUNG_REPEAT_PAUSE_MAX 140000
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#define IRDA_SAMSUNG_REPEAT_MARK 4500
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#define IRDA_SAMSUNG_REPEAT_SPACE 4500
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#define IRDA_SAMSUNG_PREAMBLE_TOLERANCE 0.07 // percents
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#define IRDA_SAMSUNG_BIT_TOLERANCE 120 // us
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void* irda_decoder_samsung32_alloc(void);
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void irda_decoder_samsung32_reset(void* decoder);
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void irda_decoder_samsung32_free(void* decoder);
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IrdaMessage* irda_decoder_samsung32_decode(void* decoder, bool level, uint32_t duration);
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IrdaStatus irda_encoder_samsung32_encode(void* encoder_ptr, uint32_t* duration, bool* level);
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void irda_encoder_samsung32_reset(void* encoder_ptr, const IrdaMessage* message);
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void* irda_encoder_samsung32_alloc(void);
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void irda_encoder_samsung32_free(void* encoder_ptr);
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bool irda_decoder_samsung32_interpret(IrdaCommonDecoder* decoder);
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IrdaStatus irda_decoder_samsung32_decode_repeat(IrdaCommonDecoder* decoder);
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IrdaStatus irda_encoder_samsung32_encode_repeat(IrdaCommonEncoder* encoder, uint32_t* duration, bool* level);
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extern const IrdaCommonProtocolSpec protocol_samsung32;
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/***************************************************************************************************
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* RC6 protocol description
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* https://www.mikrocontroller.net/articles/IRMP_-_english#RC6_.2B_RC6A
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****************************************************************************************************
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* Preamble Manchester/biphase Silence
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* mark/space Modulation
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*
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* 2666 889 444/888 - bit (x2 for toggle bit) 2666
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*
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* ________ __ __ __ __ ____ __ __ __ __ __ __ __ __
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* _ _________ ____ __ __ ____ __ __ __ __ __ __ __ __ _______________
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* | 1 | 0 | 0 | 0 | 0 | ... | ... | |
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* s m2 m1 m0 T address (MSB) command (MSB)
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*
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* s - start bit (always 1)
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* m0-2 - mode (000 for RC6)
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* T - toggle bit, twice longer
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* address - 8 bit
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* command - 8 bit
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***************************************************************************************************/
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#define IRDA_RC6_PREAMBULE_MARK 2666
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#define IRDA_RC6_PREAMBULE_SPACE 889
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#define IRDA_RC6_BIT 444 // half of time-quant for 1 bit
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#define IRDA_RC6_PREAMBLE_TOLERANCE 0.07 // percents
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#define IRDA_RC6_BIT_TOLERANCE 120 // us
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#define IRDA_RC6_SILENCE 2700
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void* irda_decoder_rc6_alloc(void);
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void irda_decoder_rc6_reset(void* decoder);
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void irda_decoder_rc6_free(void* decoder);
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IrdaMessage* irda_decoder_rc6_decode(void* decoder, bool level, uint32_t duration);
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void* irda_encoder_rc6_alloc(void);
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void irda_encoder_rc6_reset(void* encoder_ptr, const IrdaMessage* message);
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void irda_encoder_rc6_free(void* decoder);
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IrdaStatus irda_encoder_rc6_encode(void* encoder_ptr, uint32_t* duration, bool* polarity);
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bool irda_decoder_rc6_interpret(IrdaCommonDecoder* decoder);
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IrdaStatus irda_decoder_rc6_decode_manchester(IrdaCommonDecoder* decoder);
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IrdaStatus irda_encoder_rc6_encode_manchester(IrdaCommonEncoder* encoder_ptr, uint32_t* duration, bool* polarity);
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extern const IrdaCommonProtocolSpec protocol_rc6;
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