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https://github.com/DarkFlippers/unleashed-firmware
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* IRDA HAL: Fill buffer refactoring * IRDA: Add SIRC protocol * IRDA: correct adr/cmd bit length * Disable Unit tests Co-authored-by: あく <alleteam@gmail.com>
71 lines
2.2 KiB
C
71 lines
2.2 KiB
C
#include "furi/check.h"
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#include "irda.h"
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#include "common/irda_common_i.h"
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#include <stdint.h>
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#include "../irda_i.h"
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#include "irda_protocol_defs_i.h"
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#include <furi.h>
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static const uint32_t repeat_timings[] = {
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IRDA_NEC_REPEAT_PERIOD - IRDA_NEC_REPEAT_MARK - IRDA_NEC_REPEAT_SPACE - IRDA_NEC_BIT1_MARK,
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IRDA_NEC_REPEAT_MARK,
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IRDA_NEC_REPEAT_SPACE,
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IRDA_NEC_BIT1_MARK,
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};
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void irda_encoder_nec_reset(void* encoder_ptr, const IrdaMessage* message) {
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furi_assert(encoder_ptr);
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furi_assert(message);
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IrdaCommonEncoder* encoder = encoder_ptr;
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irda_common_encoder_reset(encoder);
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uint8_t address = message->address;
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uint8_t address_inverse = ~address;
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uint8_t command = message->command;
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uint8_t command_inverse = ~command;
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uint32_t* data = (void*) encoder->data;
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if (message->protocol == IrdaProtocolNEC) {
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*data = (address | (address_inverse << 8));
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} else if (message->protocol == IrdaProtocolNECext) {
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*data = (uint16_t) message->address;
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}
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*data |= command << 16;
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*data |= command_inverse << 24;
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}
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IrdaStatus irda_encoder_nec_encode_repeat(IrdaCommonEncoder* encoder, uint32_t* duration, bool* level) {
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furi_assert(encoder);
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/* space + 2 timings preambule + payload + stop bit */
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uint32_t timings_encoded_up_to_repeat = 1 + 2 + encoder->protocol->databit_len * 2 + 1;
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uint32_t repeat_cnt = encoder->timings_encoded - timings_encoded_up_to_repeat;
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furi_assert(encoder->timings_encoded >= timings_encoded_up_to_repeat);
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if (repeat_cnt > 0) {
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*duration = repeat_timings[repeat_cnt % COUNT_OF(repeat_timings)];
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} else {
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*duration = IRDA_NEC_REPEAT_PERIOD - encoder->timings_sum;
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}
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*level = repeat_cnt % 2;
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++encoder->timings_encoded;
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bool done = (!((repeat_cnt + 1) % COUNT_OF(repeat_timings)));
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return done ? IrdaStatusDone : IrdaStatusOk;
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}
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void* irda_encoder_nec_alloc(void) {
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return irda_common_encoder_alloc(&protocol_nec);
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}
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void irda_encoder_nec_free(void* encoder_ptr) {
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irda_common_encoder_free(encoder_ptr);
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}
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IrdaStatus irda_encoder_nec_encode(void* encoder_ptr, uint32_t* duration, bool* level) {
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return irda_common_encode(encoder_ptr, duration, level);
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}
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