irda_protocol_defs_i.h 13 KB

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  1. #pragma once
  2. #include <stddef.h>
  3. #include <stdbool.h>
  4. #include <stdint.h>
  5. #include "irda.h"
  6. #include "common/irda_common_i.h"
  7. /***************************************************************************************************
  8. * NEC protocol description
  9. * https://radioparty.ru/manuals/encyclopedia/213-ircontrol?start=1
  10. ****************************************************************************************************
  11. * Preamble Preamble Pulse Distance/Width Pause Preamble Preamble Stop
  12. * mark space Modulation up to period repeat repeat bit
  13. * mark space
  14. *
  15. * 9000 4500 32 bit + stop bit ...110000 9000 2250
  16. * __________ _ _ _ _ _ _ _ _ _ _ _ _ _ ___________ _
  17. * ____ __________ _ _ _ __ __ __ _ _ __ __ _ _ ________________ ____________ ___
  18. *
  19. ***************************************************************************************************/
  20. #define IRDA_NEC_PREAMBLE_MARK 9000
  21. #define IRDA_NEC_PREAMBLE_SPACE 4500
  22. #define IRDA_NEC_BIT1_MARK 560
  23. #define IRDA_NEC_BIT1_SPACE 1600
  24. #define IRDA_NEC_BIT0_MARK 560
  25. #define IRDA_NEC_BIT0_SPACE 560
  26. #define IRDA_NEC_REPEAT_PERIOD 110000
  27. #define IRDA_NEC_SILENCE IRDA_NEC_REPEAT_PERIOD
  28. #define IRDA_NEC_REPEAT_PAUSE_MIN 30000
  29. #define IRDA_NEC_REPEAT_PAUSE_MAX 150000
  30. #define IRDA_NEC_REPEAT_MARK 9000
  31. #define IRDA_NEC_REPEAT_SPACE 2250
  32. #define IRDA_NEC_PREAMBLE_TOLERANCE 200 // us
  33. #define IRDA_NEC_BIT_TOLERANCE 120 // us
  34. void* irda_decoder_nec_alloc(void);
  35. void irda_decoder_nec_reset(void* decoder);
  36. void irda_decoder_nec_free(void* decoder);
  37. IrdaMessage* irda_decoder_nec_decode(void* decoder, bool level, uint32_t duration);
  38. void* irda_encoder_nec_alloc(void);
  39. IrdaStatus irda_encoder_nec_encode(void* encoder_ptr, uint32_t* duration, bool* level);
  40. void irda_encoder_nec_reset(void* encoder_ptr, const IrdaMessage* message);
  41. void irda_encoder_nec_free(void* encoder_ptr);
  42. bool irda_decoder_nec_interpret(IrdaCommonDecoder* decoder);
  43. IrdaStatus irda_decoder_nec_decode_repeat(IrdaCommonDecoder* decoder);
  44. IrdaStatus irda_encoder_nec_encode_repeat(IrdaCommonEncoder* encoder, uint32_t* duration, bool* level);
  45. const IrdaProtocolSpecification* irda_nec_get_spec(IrdaProtocol protocol);
  46. extern const IrdaCommonProtocolSpec protocol_nec;
  47. /***************************************************************************************************
  48. * SAMSUNG32 protocol description
  49. * https://www.mikrocontroller.net/articles/IRMP_-_english#SAMSUNG
  50. ****************************************************************************************************
  51. * Preamble Preamble Pulse Distance/Width Pause Preamble Preamble Bit1 Stop
  52. * mark space Modulation repeat repeat bit
  53. * mark space
  54. *
  55. * 4500 4500 32 bit + stop bit 40000/100000 4500 4500
  56. * __________ _ _ _ _ _ _ _ _ _ _ _ ___________ _ _
  57. * _ __________ __ _ __ __ __ _ _ __ __ _ ________________ ____________ ____ ___
  58. *
  59. ***************************************************************************************************/
  60. #define IRDA_SAMSUNG_PREAMBLE_MARK 4500
  61. #define IRDA_SAMSUNG_PREAMBLE_SPACE 4500
  62. #define IRDA_SAMSUNG_BIT1_MARK 550
  63. #define IRDA_SAMSUNG_BIT1_SPACE 1650
  64. #define IRDA_SAMSUNG_BIT0_MARK 550
  65. #define IRDA_SAMSUNG_BIT0_SPACE 550
  66. #define IRDA_SAMSUNG_REPEAT_PAUSE_MIN 30000
  67. #define IRDA_SAMSUNG_REPEAT_PAUSE1 46000
  68. #define IRDA_SAMSUNG_REPEAT_PAUSE2 97000
  69. /* Samsung silence have to be greater than REPEAT MAX
  70. * otherwise there can be problems during unit tests parsing
  71. * of some data. Real tolerances we don't know, but in real life
  72. * silence time should be greater than max repeat time. This is
  73. * because of similar preambule timings for repeat and first messages. */
  74. #define IRDA_SAMSUNG_SILENCE 145000
  75. #define IRDA_SAMSUNG_REPEAT_PAUSE_MAX 140000
  76. #define IRDA_SAMSUNG_REPEAT_MARK 4500
  77. #define IRDA_SAMSUNG_REPEAT_SPACE 4500
  78. #define IRDA_SAMSUNG_PREAMBLE_TOLERANCE 200 // us
  79. #define IRDA_SAMSUNG_BIT_TOLERANCE 120 // us
  80. void* irda_decoder_samsung32_alloc(void);
  81. void irda_decoder_samsung32_reset(void* decoder);
  82. void irda_decoder_samsung32_free(void* decoder);
  83. IrdaMessage* irda_decoder_samsung32_decode(void* decoder, bool level, uint32_t duration);
  84. IrdaStatus irda_encoder_samsung32_encode(void* encoder_ptr, uint32_t* duration, bool* level);
  85. void irda_encoder_samsung32_reset(void* encoder_ptr, const IrdaMessage* message);
  86. void* irda_encoder_samsung32_alloc(void);
  87. void irda_encoder_samsung32_free(void* encoder_ptr);
  88. bool irda_decoder_samsung32_interpret(IrdaCommonDecoder* decoder);
  89. IrdaStatus irda_decoder_samsung32_decode_repeat(IrdaCommonDecoder* decoder);
  90. IrdaStatus irda_encoder_samsung32_encode_repeat(IrdaCommonEncoder* encoder, uint32_t* duration, bool* level);
  91. const IrdaProtocolSpecification* irda_samsung32_get_spec(IrdaProtocol protocol);
  92. extern const IrdaCommonProtocolSpec protocol_samsung32;
  93. /***************************************************************************************************
  94. * RC6 protocol description
  95. * https://www.mikrocontroller.net/articles/IRMP_-_english#RC6_.2B_RC6A
  96. ****************************************************************************************************
  97. * Preamble Manchester/biphase Silence
  98. * mark/space Modulation
  99. *
  100. * 2666 889 444/888 - bit (x2 for toggle bit) 2666
  101. *
  102. * ________ __ __ __ __ ____ __ __ __ __ __ __ __ __
  103. * _ _________ ____ __ __ ____ __ __ __ __ __ __ __ __ _______________
  104. * | 1 | 0 | 0 | 0 | 0 | ... | ... | |
  105. * s m2 m1 m0 T address (MSB) command (MSB)
  106. *
  107. * s - start bit (always 1)
  108. * m0-2 - mode (000 for RC6)
  109. * T - toggle bit, twice longer
  110. * address - 8 bit
  111. * command - 8 bit
  112. ***************************************************************************************************/
  113. #define IRDA_RC6_CARRIER_FREQUENCY 36000
  114. #define IRDA_RC6_DUTY_CYCLE 0.33
  115. #define IRDA_RC6_PREAMBLE_MARK 2666
  116. #define IRDA_RC6_PREAMBLE_SPACE 889
  117. #define IRDA_RC6_BIT 444 // half of time-quant for 1 bit
  118. #define IRDA_RC6_PREAMBLE_TOLERANCE 200 // us
  119. #define IRDA_RC6_BIT_TOLERANCE 120 // us
  120. /* protocol allows 2700 silence, but it is hard to send 1 message without repeat */
  121. #define IRDA_RC6_SILENCE (2700 * 10)
  122. void* irda_decoder_rc6_alloc(void);
  123. void irda_decoder_rc6_reset(void* decoder);
  124. void irda_decoder_rc6_free(void* decoder);
  125. IrdaMessage* irda_decoder_rc6_decode(void* decoder, bool level, uint32_t duration);
  126. void* irda_encoder_rc6_alloc(void);
  127. void irda_encoder_rc6_reset(void* encoder_ptr, const IrdaMessage* message);
  128. void irda_encoder_rc6_free(void* decoder);
  129. IrdaStatus irda_encoder_rc6_encode(void* encoder_ptr, uint32_t* duration, bool* polarity);
  130. bool irda_decoder_rc6_interpret(IrdaCommonDecoder* decoder);
  131. IrdaStatus irda_decoder_rc6_decode_manchester(IrdaCommonDecoder* decoder);
  132. IrdaStatus irda_encoder_rc6_encode_manchester(IrdaCommonEncoder* encoder_ptr, uint32_t* duration, bool* polarity);
  133. const IrdaProtocolSpecification* irda_rc6_get_spec(IrdaProtocol protocol);
  134. extern const IrdaCommonProtocolSpec protocol_rc6;
  135. /***************************************************************************************************
  136. * RC5 protocol description
  137. * https://www.mikrocontroller.net/articles/IRMP_-_english#RC5_.2B_RC5X
  138. ****************************************************************************************************
  139. * Manchester/biphase
  140. * Modulation
  141. *
  142. * 888/1776 - bit (x2 for toggle bit)
  143. *
  144. * __ ____ __ __ __ __ __ __ __ __
  145. * __ __ ____ __ __ __ __ __ __ __ _
  146. * | 1 | 1 | 0 | ... | ... |
  147. * s si T address (MSB) command (MSB)
  148. *
  149. * Note: manchester starts from space timing, so it have to be handled properly
  150. * s - start bit (always 1)
  151. * si - RC5: start bit (always 1), RC5X - 7-th bit of address (in our case always 0)
  152. * T - toggle bit, change it's value every button press
  153. * address - 5 bit
  154. * command - 6/7 bit
  155. ***************************************************************************************************/
  156. #define IRDA_RC5_CARRIER_FREQUENCY 36000
  157. #define IRDA_RC5_DUTY_CYCLE 0.33
  158. #define IRDA_RC5_PREAMBLE_MARK 0
  159. #define IRDA_RC5_PREAMBLE_SPACE 0
  160. #define IRDA_RC5_BIT 888 // half of time-quant for 1 bit
  161. #define IRDA_RC5_PREAMBLE_TOLERANCE 200 // us
  162. #define IRDA_RC5_BIT_TOLERANCE 120 // us
  163. /* protocol allows 2700 silence, but it is hard to send 1 message without repeat */
  164. #define IRDA_RC5_SILENCE (2700 * 10)
  165. void* irda_decoder_rc5_alloc(void);
  166. void irda_decoder_rc5_reset(void* decoder);
  167. void irda_decoder_rc5_free(void* decoder);
  168. IrdaMessage* irda_decoder_rc5_decode(void* decoder, bool level, uint32_t duration);
  169. void* irda_encoder_rc5_alloc(void);
  170. void irda_encoder_rc5_reset(void* encoder_ptr, const IrdaMessage* message);
  171. void irda_encoder_rc5_free(void* decoder);
  172. IrdaStatus irda_encoder_rc5_encode(void* encoder_ptr, uint32_t* duration, bool* polarity);
  173. bool irda_decoder_rc5_interpret(IrdaCommonDecoder* decoder);
  174. const IrdaProtocolSpecification* irda_rc5_get_spec(IrdaProtocol protocol);
  175. extern const IrdaCommonProtocolSpec protocol_rc5;
  176. /***************************************************************************************************
  177. * Sony SIRC protocol description
  178. * https://www.sbprojects.net/knowledge/ir/sirc.php
  179. * http://picprojects.org.uk/
  180. ****************************************************************************************************
  181. * Preamble Preamble Pulse Width Modulation Pause Entirely repeat
  182. * mark space up to period message..
  183. *
  184. * 2400 600 12/15/20 bits (600,1200) ...45000 2400 600
  185. * __________ _ _ _ _ _ _ _ _ _ _ _ _ _ __________ _ _
  186. * ____ __________ _ _ _ __ __ __ _ _ __ __ _ _ ____________________ __________ _
  187. * | command | address |
  188. * SIRC | 7b LSB | 5b LSB |
  189. * SIRC15 | 7b LSB | 8b LSB |
  190. * SIRC20 | 7b LSB | 13b LSB |
  191. *
  192. * No way to determine either next message is repeat or not,
  193. * so recognize only fact message received. Sony remotes always send at least 3 messages.
  194. * Assume 8 last extended bits for SIRC20 are address bits.
  195. ***************************************************************************************************/
  196. #define IRDA_SIRC_CARRIER_FREQUENCY 40000
  197. #define IRDA_SIRC_DUTY_CYCLE 0.33
  198. #define IRDA_SIRC_PREAMBLE_MARK 2400
  199. #define IRDA_SIRC_PREAMBLE_SPACE 600
  200. #define IRDA_SIRC_BIT1_MARK 1200
  201. #define IRDA_SIRC_BIT1_SPACE 600
  202. #define IRDA_SIRC_BIT0_MARK 600
  203. #define IRDA_SIRC_BIT0_SPACE 600
  204. #define IRDA_SIRC_PREAMBLE_TOLERANCE 200 // us
  205. #define IRDA_SIRC_BIT_TOLERANCE 120 // us
  206. #define IRDA_SIRC_SILENCE 10000
  207. #define IRDA_SIRC_MIN_SILENCE (IRDA_SIRC_SILENCE - 1000)
  208. #define IRDA_SIRC_REPEAT_PERIOD 45000
  209. void* irda_decoder_sirc_alloc(void);
  210. void irda_decoder_sirc_reset(void* decoder);
  211. IrdaMessage* irda_decoder_sirc_check_ready(void* decoder);
  212. uint32_t irda_decoder_sirc_get_timeout(void* decoder);
  213. void irda_decoder_sirc_free(void* decoder);
  214. IrdaMessage* irda_decoder_sirc_decode(void* decoder, bool level, uint32_t duration);
  215. void* irda_encoder_sirc_alloc(void);
  216. void irda_encoder_sirc_reset(void* encoder_ptr, const IrdaMessage* message);
  217. void irda_encoder_sirc_free(void* decoder);
  218. IrdaStatus irda_encoder_sirc_encode(void* encoder_ptr, uint32_t* duration, bool* polarity);
  219. bool irda_decoder_sirc_interpret(IrdaCommonDecoder* decoder);
  220. const IrdaProtocolSpecification* irda_sirc_get_spec(IrdaProtocol protocol);
  221. IrdaStatus irda_encoder_sirc_encode_repeat(IrdaCommonEncoder* encoder, uint32_t* duration, bool* level);
  222. extern const IrdaCommonProtocolSpec protocol_sirc;