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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 */