mirror of
https://github.com/DarkFlippers/unleashed-firmware
synced 2024-12-19 09:13:11 +00:00
101 lines
3.4 KiB
C
101 lines
3.4 KiB
C
#include "irda.h"
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#include <stdint.h>
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#include <stdbool.h>
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#include <stddef.h>
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#include <furi.h>
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#include <furi-hal-irda.h>
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#include <furi-hal-delay.h>
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static uint32_t irda_tx_number_of_transmissions = 0;
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static uint32_t irda_tx_raw_timings_index = 0;
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static uint32_t irda_tx_raw_timings_number = 0;
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static uint32_t irda_tx_raw_start_from_mark = 0;
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static bool irda_tx_raw_add_silence = false;
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FuriHalIrdaTxGetDataState irda_get_raw_data_callback (void* context, uint32_t* duration, bool* level) {
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furi_assert(duration);
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furi_assert(level);
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furi_assert(context);
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FuriHalIrdaTxGetDataState state = FuriHalIrdaTxGetDataStateOk;
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const uint32_t* timings = context;
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if (irda_tx_raw_add_silence && (irda_tx_raw_timings_index == 0)) {
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irda_tx_raw_add_silence = false;
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*level = false;
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*duration = 180000; // 180 ms delay between raw packets
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} else {
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*level = irda_tx_raw_start_from_mark ^ (irda_tx_raw_timings_index % 2);
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*duration = timings[irda_tx_raw_timings_index++];
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}
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if (irda_tx_raw_timings_number == irda_tx_raw_timings_index) {
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state = FuriHalIrdaTxGetDataStateLastDone;
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}
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return state;
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}
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void irda_send_raw_ext(const uint32_t timings[], uint32_t timings_cnt, bool start_from_mark, uint32_t frequency, float duty_cycle) {
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furi_assert(timings);
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furi_assert(timings_cnt > 1);
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irda_tx_raw_start_from_mark = start_from_mark;
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irda_tx_raw_timings_index = 0;
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irda_tx_raw_timings_number = timings_cnt;
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irda_tx_raw_add_silence = start_from_mark;
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furi_hal_irda_async_tx_set_data_isr_callback(irda_get_raw_data_callback, (void*) timings);
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furi_hal_irda_async_tx_start(frequency, duty_cycle);
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furi_hal_irda_async_tx_wait_termination();
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furi_assert(!furi_hal_irda_is_busy());
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}
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void irda_send_raw(const uint32_t timings[], uint32_t timings_cnt, bool start_from_mark) {
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irda_send_raw_ext(timings, timings_cnt, start_from_mark, IRDA_COMMON_CARRIER_FREQUENCY, IRDA_COMMON_DUTY_CYCLE);
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}
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FuriHalIrdaTxGetDataState irda_get_data_callback (void* context, uint32_t* duration, bool* level) {
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FuriHalIrdaTxGetDataState state = FuriHalIrdaTxGetDataStateError;
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IrdaEncoderHandler* handler = context;
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IrdaStatus status = IrdaStatusError;
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if (irda_tx_number_of_transmissions > 0) {
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status = irda_encode(handler, duration, level);
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}
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if (status == IrdaStatusError) {
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state = FuriHalIrdaTxGetDataStateError;
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} else if (status == IrdaStatusOk) {
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state = FuriHalIrdaTxGetDataStateOk;
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} else if (status == IrdaStatusDone) {
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state = FuriHalIrdaTxGetDataStateDone;
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if (--irda_tx_number_of_transmissions == 0) {
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state = FuriHalIrdaTxGetDataStateLastDone;
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}
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} else {
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furi_assert(0);
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state = FuriHalIrdaTxGetDataStateError;
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}
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return state;
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}
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void irda_send(const IrdaMessage* message, int times) {
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furi_assert(message);
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furi_assert(times);
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furi_assert(irda_is_protocol_valid(message->protocol));
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IrdaEncoderHandler* handler = irda_alloc_encoder();
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irda_reset_encoder(handler, message);
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irda_tx_number_of_transmissions = times;
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furi_hal_irda_async_tx_set_data_isr_callback(irda_get_data_callback, handler);
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furi_hal_irda_async_tx_start(IRDA_COMMON_CARRIER_FREQUENCY, IRDA_COMMON_DUTY_CYCLE);
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furi_hal_irda_async_tx_wait_termination();
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irda_free_encoder(handler);
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furi_assert(!furi_hal_irda_is_busy());
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}
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