70 lines
2.0 KiB
C
70 lines
2.0 KiB
C
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#include <stdio.h>
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#include <furi.h>
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#include <api-hal-irda.h>
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#include <api-hal.h>
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#define IRDA_TIMINGS_SIZE 2000
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typedef struct {
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uint32_t timing_cnt;
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struct {
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uint8_t level;
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uint32_t duration;
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} timing[IRDA_TIMINGS_SIZE];
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} IrdaDelaysArray;
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static void irda_rx_callback(void* ctx, bool level, uint32_t duration) {
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IrdaDelaysArray* delays = ctx;
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if(delays->timing_cnt < IRDA_TIMINGS_SIZE) {
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if(delays->timing_cnt > 1)
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furi_check(level != delays->timing[delays->timing_cnt - 1].level);
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delays->timing[delays->timing_cnt].level = level;
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delays->timing[delays->timing_cnt].duration = duration;
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delays->timing_cnt++; // Read-Modify-Write in ISR only: no need to add synchronization
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}
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}
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int32_t irda_monitor_app(void* p) {
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(void)p;
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static uint32_t counter = 0;
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IrdaDelaysArray* delays = furi_alloc(sizeof(IrdaDelaysArray));
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api_hal_irda_rx_irq_init();
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api_hal_irda_rx_irq_set_callback(irda_rx_callback, delays);
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while(1) {
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delay(20);
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if(counter != delays->timing_cnt) {
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api_hal_light_set(LightRed, 0x00);
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api_hal_light_set(LightGreen, 0x00);
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api_hal_light_set(LightBlue, 0xFF);
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delay(20);
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api_hal_light_set(LightRed, 0x00);
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api_hal_light_set(LightGreen, 0x00);
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api_hal_light_set(LightBlue, 0x00);
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counter = delays->timing_cnt;
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}
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if(delays->timing_cnt >= IRDA_TIMINGS_SIZE) {
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api_hal_irda_rx_irq_deinit();
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printf("== IRDA MONITOR FOUND (%d) records) ==\r\n", IRDA_TIMINGS_SIZE);
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printf("{");
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for(int i = 0; i < IRDA_TIMINGS_SIZE; ++i) {
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printf(
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"%s%lu, ",
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(delays->timing[i].duration > 15000) ? "\r\n" : "",
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delays->timing[i].duration);
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}
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printf("\r\n};\r\n");
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break;
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}
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}
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free(delays);
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return 0;
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}
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