infrared_decoder_kaseikyo.c 1.9 KB

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  1. #include "infrared.h"
  2. #include "infrared_protocol_defs_i.h"
  3. #include <stdbool.h>
  4. #include <stdint.h>
  5. #include <furi.h>
  6. #include "../infrared_i.h"
  7. InfraredMessage* infrared_decoder_kaseikyo_check_ready(void* ctx) {
  8. return infrared_common_decoder_check_ready(ctx);
  9. }
  10. bool infrared_decoder_kaseikyo_interpret(InfraredCommonDecoder* decoder) {
  11. furi_assert(decoder);
  12. bool result = false;
  13. uint16_t vendor_id = ((uint16_t)(decoder->data[1]) << 8) | (uint16_t)decoder->data[0];
  14. uint8_t vendor_parity = decoder->data[2] & 0x0f;
  15. uint8_t genre1 = decoder->data[2] >> 4;
  16. uint8_t genre2 = decoder->data[3] & 0x0f;
  17. uint16_t data = (uint16_t)(decoder->data[3] >> 4) | ((uint16_t)(decoder->data[4] & 0x3f) << 4);
  18. uint8_t id = decoder->data[4] >> 6;
  19. uint8_t parity = decoder->data[5];
  20. uint8_t vendor_parity_check = decoder->data[0] ^ decoder->data[1];
  21. vendor_parity_check = (vendor_parity_check & 0xf) ^ (vendor_parity_check >> 4);
  22. uint8_t parity_check = decoder->data[2] ^ decoder->data[3] ^ decoder->data[4];
  23. if(vendor_parity == vendor_parity_check && parity == parity_check) {
  24. decoder->message.command = (uint32_t)data;
  25. decoder->message.address = ((uint32_t)id << 24) | ((uint32_t)vendor_id << 8) |
  26. ((uint32_t)genre1 << 4) | (uint32_t)genre2;
  27. decoder->message.protocol = InfraredProtocolKaseikyo;
  28. decoder->message.repeat = false;
  29. result = true;
  30. }
  31. return result;
  32. }
  33. void* infrared_decoder_kaseikyo_alloc(void) {
  34. return infrared_common_decoder_alloc(&protocol_kaseikyo);
  35. }
  36. InfraredMessage* infrared_decoder_kaseikyo_decode(void* decoder, bool level, uint32_t duration) {
  37. return infrared_common_decode(decoder, level, duration);
  38. }
  39. void infrared_decoder_kaseikyo_free(void* decoder) {
  40. infrared_common_decoder_free(decoder);
  41. }
  42. void infrared_decoder_kaseikyo_reset(void* decoder) {
  43. infrared_common_decoder_reset(decoder);
  44. }