56 lines
1.6 KiB
C
56 lines
1.6 KiB
C
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#include "furi/memmgr.h"
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#include "irda.h"
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#include "common/irda_common_i.h"
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#include "irda_protocol_defs_i.h"
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#include <stdint.h>
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#include "../irda_i.h"
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typedef struct IrdaEncoderRC5 {
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IrdaCommonEncoder* common_encoder;
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bool toggle_bit;
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} IrdaEncoderRC5;
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void irda_encoder_rc5_reset(void* encoder_ptr, const IrdaMessage* message) {
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furi_assert(encoder_ptr);
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IrdaEncoderRC5* encoder = encoder_ptr;
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IrdaCommonEncoder* common_encoder = encoder->common_encoder;
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irda_common_encoder_reset(common_encoder);
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uint32_t* data = (void*) common_encoder->data;
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/* RC5 */
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*data |= 0x01; // start bit
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if (message->protocol == IrdaProtocolRC5) {
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*data |= 0x02; // start bit
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}
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*data |= encoder->toggle_bit ? 0x04 : 0;
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*data |= (reverse(message->address) >> 3) << 3; /* address 5 bit */
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*data |= (reverse(message->command) >> 2) << 8; /* command 6 bit */
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common_encoder->data[0] = ~common_encoder->data[0];
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common_encoder->data[1] = ~common_encoder->data[1];
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encoder->toggle_bit ^= 1;
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}
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IrdaStatus irda_encoder_rc5_encode(void* encoder_ptr, uint32_t* duration, bool* level) {
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IrdaEncoderRC5* encoder = encoder_ptr;
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return irda_common_encode(encoder->common_encoder, duration, level);
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}
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void* irda_encoder_rc5_alloc(void) {
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IrdaEncoderRC5* encoder = furi_alloc(sizeof(IrdaEncoderRC5));
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encoder->common_encoder = irda_common_encoder_alloc(&protocol_rc5);
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encoder->toggle_bit = false;
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return encoder;
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}
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void irda_encoder_rc5_free(void* encoder_ptr) {
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furi_assert(encoder_ptr);
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IrdaEncoderRC5* encoder = encoder_ptr;
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free(encoder->common_encoder);
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free(encoder);
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}
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