IR Transmitter rev_02

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    - Project: IR Transmitter
    - Source Code NOT compiled for: ESP32 DevKit V1
    - Source Code created on: 2025-09-24 19:45:42

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/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
    /* Напиши скетч который будет перебирать и отправлять */
    /* на IR transmitter сигналы включения большинства */
    /* марок телевизоров (желательно чтобы любой */
    /* телевизор при наведении на него устройства */
    /* включился/отключился). потом расскажи как */
    /* подключить трансмиттер */
/****** END SYSTEM REQUIREMENTS *****/


/* START CODE */

/****** DEFINITION OF LIBRARIES *****/
#include <IRsend.h>

/****** FUNCTION PROTOTYPES *****/
void setup(void);
void loop(void);
void testAllTVbrands();
void sendBrandPower(int index);

enum Protocol { NEC_PROTOCOL, SONY_PROTOCOL, SAMSUNG_PROTOCOL, LG_PROTOCOL };

struct TVCode {
  const char* brand;
  Protocol protocol;
  uint32_t data;
  uint16_t nbits;
};

// List of known TV brands and their power codes (best effort for common models)
static const TVCode tvCodes[] = {
  {"Samsung", SAMSUNG_PROTOCOL, 0xE0E040BF, 32},
  {"LG", NEC_PROTOCOL, 0x20DF10EF, 32},
  {"Sony", SONY_PROTOCOL, 0xA90, 12}
};

static const size_t numBrands = sizeof(tvCodes)/sizeof(tvCodes[0]);

const int IR_LED_PIN = 4; // GPIO connected to IR LED
IRsend irsend(IR_LED_PIN);

unsigned long lastTestMillis = 0;
const unsigned long TEST_INTERVAL = 15000; // 15 seconds between test cycles

void setup(void)
{
    // put your setup code here, to run once:
    Serial.begin(115200);
    while(!Serial) ;
    irsend.begin();
    Serial.println("IR TX transmitter ready");
}


void loop(void)
{
    unsigned long now = millis();
    if (now - lastTestMillis >= TEST_INTERVAL) {
        testAllTVbrands();
        lastTestMillis = now;
    }
}

void testAllTVbrands()
{
    Serial.println("Sending power codes for known brands...");
    for (size_t i=0; i<numBrands; ++i) {
        Serial.print("Brand: "); Serial.println(tvCodes[i].brand);
        sendBrandPower(i);
        delay(120); // slight pause between transmissions
    }
    Serial.println("Done sending codes.");
}

void sendBrandPower(int index)
{
    if (index < 0 || index >= (int)numBrands) return;
    const TVCode& c = tvCodes[index];
    Serial.print("Sending "); Serial.print(c.brand);
    Serial.print(" power code using ");
    switch (c.protocol) {
        case NEC_PROTOCOL: Serial.println("NEC"); break;
        case SONY_PROTOCOL: Serial.println("Sony"); break;
        case SAMSUNG_PROTOCOL: Serial.println("Samsung"); break;
        case LG_PROTOCOL: Serial.println("LG"); break;
        default: Serial.println("Unknown"); break;
    }
    switch (c.protocol) {
        case NEC_PROTOCOL: irsend.sendNEC(c.data, c.nbits); break;
        case SONY_PROTOCOL: irsend.sendSony(c.data, c.nbits); break;
        case SAMSUNG_PROTOCOL: irsend.sendSAMSUNG(c.data, c.nbits); break;
        case LG_PROTOCOL: irsend.sendLG(c.data, c.nbits); break;
    }
    delay(60);
}

/* END CODE */