infrared_decoder_kaseikyo.c 1.9 KB

1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950
  1. #include "infrared_protocol_kaseikyo_i.h"
  2. #include <core/check.h>
  3. InfraredMessage* infrared_decoder_kaseikyo_check_ready(void* ctx) {
  4. return infrared_common_decoder_check_ready(ctx);
  5. }
  6. bool infrared_decoder_kaseikyo_interpret(InfraredCommonDecoder* decoder) {
  7. furi_assert(decoder);
  8. bool result = false;
  9. uint16_t vendor_id = ((uint16_t)(decoder->data[1]) << 8) | (uint16_t)decoder->data[0];
  10. uint8_t vendor_parity = decoder->data[2] & 0x0f;
  11. uint8_t genre1 = decoder->data[2] >> 4;
  12. uint8_t genre2 = decoder->data[3] & 0x0f;
  13. uint16_t data = (uint16_t)(decoder->data[3] >> 4) | ((uint16_t)(decoder->data[4] & 0x3f) << 4);
  14. uint8_t id = decoder->data[4] >> 6;
  15. uint8_t parity = decoder->data[5];
  16. uint8_t vendor_parity_check = decoder->data[0] ^ decoder->data[1];
  17. vendor_parity_check = (vendor_parity_check & 0xf) ^ (vendor_parity_check >> 4);
  18. uint8_t parity_check = decoder->data[2] ^ decoder->data[3] ^ decoder->data[4];
  19. if(vendor_parity == vendor_parity_check && parity == parity_check) {
  20. decoder->message.command = (uint32_t)data;
  21. decoder->message.address = ((uint32_t)id << 24) | ((uint32_t)vendor_id << 8) |
  22. ((uint32_t)genre1 << 4) | (uint32_t)genre2;
  23. decoder->message.protocol = InfraredProtocolKaseikyo;
  24. decoder->message.repeat = false;
  25. result = true;
  26. }
  27. return result;
  28. }
  29. void* infrared_decoder_kaseikyo_alloc(void) {
  30. return infrared_common_decoder_alloc(&infrared_protocol_kaseikyo);
  31. }
  32. InfraredMessage* infrared_decoder_kaseikyo_decode(void* decoder, bool level, uint32_t duration) {
  33. return infrared_common_decode(decoder, level, duration);
  34. }
  35. void infrared_decoder_kaseikyo_free(void* decoder) {
  36. infrared_common_decoder_free(decoder);
  37. }
  38. void infrared_decoder_kaseikyo_reset(void* decoder) {
  39. infrared_common_decoder_reset(decoder);
  40. }